<?php

return array(
    'database' =>
        array(
            'DEFAULT_CHARACTER_SET_NAME' => 'utf8mb4',
            0 => 'utf8mb4',
            'DEFAULT_COLLATION_NAME' => 'utf8mb4_general_ci',
            1 => 'utf8mb4_general_ci',
        ),
    'tables' =>
        array(
            'kg_account' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_account',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_account',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'email' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_account',
                                    'COLUMN_NAME' => 'email',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '30',
                                    'CHARACTER_OCTET_LENGTH' => '120',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(30)',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '邮箱',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'phone' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_account',
                                    'COLUMN_NAME' => 'phone',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '30',
                                    'CHARACTER_OCTET_LENGTH' => '120',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(30)',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '手机',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'password' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_account',
                                    'COLUMN_NAME' => 'password',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '32',
                                    'CHARACTER_OCTET_LENGTH' => '128',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(32)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '密码',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'salt' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_account',
                                    'COLUMN_NAME' => 'salt',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '32',
                                    'CHARACTER_OCTET_LENGTH' => '128',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(32)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '密盐',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_account',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_account',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_account',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '8',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'email' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_account',
                                            'Non_unique' => '1',
                                            'Key_name' => 'email',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'email',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'phone' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_account',
                                            'Non_unique' => '1',
                                            'Key_name' => 'phone',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'phone',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_account',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_area' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_area',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_area',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'type' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_area',
                                    'COLUMN_NAME' => 'type',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '3',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '类型',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'code' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_area',
                                    'COLUMN_NAME' => 'code',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '30',
                                    'CHARACTER_OCTET_LENGTH' => '120',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(30)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '编码',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'name' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_area',
                                    'COLUMN_NAME' => 'name',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '30',
                                    'CHARACTER_OCTET_LENGTH' => '120',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(30)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '名称',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_area',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_audit' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_audit',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_audit',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'user_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_audit',
                                    'COLUMN_NAME' => 'user_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '用户编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'user_name' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_audit',
                                    'COLUMN_NAME' => 'user_name',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '30',
                                    'CHARACTER_OCTET_LENGTH' => '120',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(30)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '用户名称',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'user_ip' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_audit',
                                    'COLUMN_NAME' => 'user_ip',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '30',
                                    'CHARACTER_OCTET_LENGTH' => '120',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(30)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '用户IP',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'req_route' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_audit',
                                    'COLUMN_NAME' => 'req_route',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '50',
                                    'CHARACTER_OCTET_LENGTH' => '200',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(50)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '请求路由',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'req_path' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_audit',
                                    'COLUMN_NAME' => 'req_path',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '100',
                                    'CHARACTER_OCTET_LENGTH' => '400',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(100)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '请求路径',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'req_data' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_audit',
                                    'COLUMN_NAME' => 'req_data',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'text',
                                    'CHARACTER_MAXIMUM_LENGTH' => '65535',
                                    'CHARACTER_OCTET_LENGTH' => '65535',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'text',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '请求数据',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_audit',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '8',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_audit',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'user_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_audit',
                                            'Non_unique' => '1',
                                            'Key_name' => 'user_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'user_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_category' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_category',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_category',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'parent_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_category',
                                    'COLUMN_NAME' => 'parent_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '父级编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'level' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_category',
                                    'COLUMN_NAME' => 'level',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '1',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '层级',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'type' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_category',
                                    'COLUMN_NAME' => 'type',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '1',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '类型',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'name' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_category',
                                    'COLUMN_NAME' => 'name',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '30',
                                    'CHARACTER_OCTET_LENGTH' => '120',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(30)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '名称',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'path' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_category',
                                    'COLUMN_NAME' => 'path',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '30',
                                    'CHARACTER_OCTET_LENGTH' => '120',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(30)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '路径',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'priority' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_category',
                                    'COLUMN_NAME' => 'priority',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '30',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '优先级',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'published' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_category',
                                    'COLUMN_NAME' => 'published',
                                    'ORDINAL_POSITION' => '8',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '发布标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_category',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '9',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'child_count' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_category',
                                    'COLUMN_NAME' => 'child_count',
                                    'ORDINAL_POSITION' => '10',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '节点数',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_category',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '11',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_category',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '12',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_category',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_chapter' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_chapter',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'parent_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter',
                                    'COLUMN_NAME' => 'parent_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '父级编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'course_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter',
                                    'COLUMN_NAME' => 'course_id',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '课程编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'title' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter',
                                    'COLUMN_NAME' => 'title',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '100',
                                    'CHARACTER_OCTET_LENGTH' => '400',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(100)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '标题',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'summary' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter',
                                    'COLUMN_NAME' => 'summary',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '255',
                                    'CHARACTER_OCTET_LENGTH' => '1020',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(255)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '简介',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'priority' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter',
                                    'COLUMN_NAME' => 'priority',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '30',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '优先级',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'free' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter',
                                    'COLUMN_NAME' => 'free',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '免费标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'model' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter',
                                    'COLUMN_NAME' => 'model',
                                    'ORDINAL_POSITION' => '8',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '模式类型',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'attrs' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter',
                                    'COLUMN_NAME' => 'attrs',
                                    'ORDINAL_POSITION' => '9',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '1000',
                                    'CHARACTER_OCTET_LENGTH' => '4000',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(1000)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '扩展属性',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'published' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter',
                                    'COLUMN_NAME' => 'published',
                                    'ORDINAL_POSITION' => '10',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '发布标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '11',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'lesson_count' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter',
                                    'COLUMN_NAME' => 'lesson_count',
                                    'ORDINAL_POSITION' => '12',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '课时数',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'user_count' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter',
                                    'COLUMN_NAME' => 'user_count',
                                    'ORDINAL_POSITION' => '13',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '学员数',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'consult_count' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter',
                                    'COLUMN_NAME' => 'consult_count',
                                    'ORDINAL_POSITION' => '14',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '咨询数',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'like_count' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter',
                                    'COLUMN_NAME' => 'like_count',
                                    'ORDINAL_POSITION' => '15',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '点赞数',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '16',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '17',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'course_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_chapter',
                                            'Non_unique' => '1',
                                            'Key_name' => 'course_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'course_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'parent_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_chapter',
                                            'Non_unique' => '1',
                                            'Key_name' => 'parent_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'parent_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_chapter',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_chapter_like' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_chapter_like',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Compact',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_like',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'chapter_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_like',
                                    'COLUMN_NAME' => 'chapter_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '课程编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'user_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_like',
                                    'COLUMN_NAME' => 'user_id',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '标签编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_like',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_like',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_like',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'chapter_user' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_chapter_like',
                                            'Non_unique' => '1',
                                            'Key_name' => 'chapter_user',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'chapter_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                    2 =>
                                        array(
                                            'Table' => 'kg_chapter_like',
                                            'Non_unique' => '1',
                                            'Key_name' => 'chapter_user',
                                            'Seq_in_index' => '2',
                                            'Column_name' => 'user_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_chapter_like',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_chapter_live' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_chapter_live',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_live',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'course_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_live',
                                    'COLUMN_NAME' => 'course_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '课程编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'chapter_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_live',
                                    'COLUMN_NAME' => 'chapter_id',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '章节编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'start_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_live',
                                    'COLUMN_NAME' => 'start_time',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '开始时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'end_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_live',
                                    'COLUMN_NAME' => 'end_time',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '结束时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'user_limit' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_live',
                                    'COLUMN_NAME' => 'user_limit',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '100',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '用户限额',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'status' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_live',
                                    'COLUMN_NAME' => 'status',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '2',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '状态标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_live',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '8',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_live',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '9',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'chapter_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_chapter_live',
                                            'Non_unique' => '1',
                                            'Key_name' => 'chapter_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'chapter_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'course_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_chapter_live',
                                            'Non_unique' => '1',
                                            'Key_name' => 'course_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'course_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_chapter_live',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_chapter_read' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_chapter_read',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_read',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'course_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_read',
                                    'COLUMN_NAME' => 'course_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '课程编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'chapter_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_read',
                                    'COLUMN_NAME' => 'chapter_id',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '章节编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'content' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_read',
                                    'COLUMN_NAME' => 'content',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'text',
                                    'CHARACTER_MAXIMUM_LENGTH' => '65535',
                                    'CHARACTER_OCTET_LENGTH' => '65535',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'text',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '内容',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_read',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_read',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'chapter_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_chapter_read',
                                            'Non_unique' => '1',
                                            'Key_name' => 'chapter_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'chapter_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'course_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_chapter_read',
                                            'Non_unique' => '1',
                                            'Key_name' => 'course_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'course_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_chapter_read',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_chapter_resource' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_chapter_resource',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Compact',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_resource',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'course_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_resource',
                                    'COLUMN_NAME' => 'course_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '课程编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'chapter_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_resource',
                                    'COLUMN_NAME' => 'chapter_id',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '章节编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'upload_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_resource',
                                    'COLUMN_NAME' => 'upload_id',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '上传编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_resource',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_resource',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_resource',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'chapter_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_chapter_resource',
                                            'Non_unique' => '1',
                                            'Key_name' => 'chapter_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'chapter_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'course_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_chapter_resource',
                                            'Non_unique' => '1',
                                            'Key_name' => 'course_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'course_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_chapter_resource',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_chapter_user' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_chapter_user',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_user',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'course_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_user',
                                    'COLUMN_NAME' => 'course_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '课程编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'chapter_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_user',
                                    'COLUMN_NAME' => 'chapter_id',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '章节编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'user_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_user',
                                    'COLUMN_NAME' => 'user_id',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '用户编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'plan_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_user',
                                    'COLUMN_NAME' => 'plan_id',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '计划编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'duration' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_user',
                                    'COLUMN_NAME' => 'duration',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '学习时长',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'position' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_user',
                                    'COLUMN_NAME' => 'position',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '播放位置',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'progress' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_user',
                                    'COLUMN_NAME' => 'progress',
                                    'ORDINAL_POSITION' => '8',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '学习进度',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'consumed' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_user',
                                    'COLUMN_NAME' => 'consumed',
                                    'ORDINAL_POSITION' => '9',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '消费标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_user',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '10',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_user',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '11',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_user',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '12',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'chapter_user' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_chapter_user',
                                            'Non_unique' => '1',
                                            'Key_name' => 'chapter_user',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'chapter_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                    2 =>
                                        array(
                                            'Table' => 'kg_chapter_user',
                                            'Non_unique' => '1',
                                            'Key_name' => 'chapter_user',
                                            'Seq_in_index' => '2',
                                            'Column_name' => 'user_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'course_user' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_chapter_user',
                                            'Non_unique' => '1',
                                            'Key_name' => 'course_user',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'course_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                    2 =>
                                        array(
                                            'Table' => 'kg_chapter_user',
                                            'Non_unique' => '1',
                                            'Key_name' => 'course_user',
                                            'Seq_in_index' => '2',
                                            'Column_name' => 'user_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_chapter_user',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_chapter_vod' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_chapter_vod',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_vod',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'course_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_vod',
                                    'COLUMN_NAME' => 'course_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '课程编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'chapter_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_vod',
                                    'COLUMN_NAME' => 'chapter_id',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '章节编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'file_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_vod',
                                    'COLUMN_NAME' => 'file_id',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '32',
                                    'CHARACTER_OCTET_LENGTH' => '128',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(32)',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '文件编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'file_transcode' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_vod',
                                    'COLUMN_NAME' => 'file_transcode',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '1500',
                                    'CHARACTER_OCTET_LENGTH' => '6000',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(1500)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '文件属性',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_vod',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_chapter_vod',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'chapter_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_chapter_vod',
                                            'Non_unique' => '1',
                                            'Key_name' => 'chapter_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'chapter_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'course_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_chapter_vod',
                                            'Non_unique' => '1',
                                            'Key_name' => 'course_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'course_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'file_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_chapter_vod',
                                            'Non_unique' => '1',
                                            'Key_name' => 'file_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'file_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_chapter_vod',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_consult' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_consult',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Compact',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_consult',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'course_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_consult',
                                    'COLUMN_NAME' => 'course_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '课程编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'chapter_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_consult',
                                    'COLUMN_NAME' => 'chapter_id',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '章节编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'owner_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_consult',
                                    'COLUMN_NAME' => 'owner_id',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '用户编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'question' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_consult',
                                    'COLUMN_NAME' => 'question',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '1500',
                                    'CHARACTER_OCTET_LENGTH' => '6000',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(1500)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '问题',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'answer' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_consult',
                                    'COLUMN_NAME' => 'answer',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '1500',
                                    'CHARACTER_OCTET_LENGTH' => '6000',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(1500)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '答案',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'rating' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_consult',
                                    'COLUMN_NAME' => 'rating',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '评分',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'priority' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_consult',
                                    'COLUMN_NAME' => 'priority',
                                    'ORDINAL_POSITION' => '8',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '优先级',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'private' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_consult',
                                    'COLUMN_NAME' => 'private',
                                    'ORDINAL_POSITION' => '9',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '私密标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'published' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_consult',
                                    'COLUMN_NAME' => 'published',
                                    'ORDINAL_POSITION' => '10',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '发布标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_consult',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '11',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'like_count' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_consult',
                                    'COLUMN_NAME' => 'like_count',
                                    'ORDINAL_POSITION' => '12',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '点赞数',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'reply_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_consult',
                                    'COLUMN_NAME' => 'reply_time',
                                    'ORDINAL_POSITION' => '13',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '回复时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_consult',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '14',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_consult',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '15',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'chapter_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_consult',
                                            'Non_unique' => '1',
                                            'Key_name' => 'chapter_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'chapter_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'course_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_consult',
                                            'Non_unique' => '1',
                                            'Key_name' => 'course_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'course_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'owner_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_consult',
                                            'Non_unique' => '1',
                                            'Key_name' => 'owner_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'owner_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_consult',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_consult_like' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_consult_like',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Compact',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_consult_like',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'consult_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_consult_like',
                                    'COLUMN_NAME' => 'consult_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '咨询编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'user_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_consult_like',
                                    'COLUMN_NAME' => 'user_id',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '用户编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_consult_like',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_consult_like',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_consult_like',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'consult_user' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_consult_like',
                                            'Non_unique' => '1',
                                            'Key_name' => 'consult_user',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'consult_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                    2 =>
                                        array(
                                            'Table' => 'kg_consult_like',
                                            'Non_unique' => '1',
                                            'Key_name' => 'consult_user',
                                            'Seq_in_index' => '2',
                                            'Column_name' => 'user_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_consult_like',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_course' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_course',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'title' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course',
                                    'COLUMN_NAME' => 'title',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '100',
                                    'CHARACTER_OCTET_LENGTH' => '400',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(100)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '标题',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'cover' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course',
                                    'COLUMN_NAME' => 'cover',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '100',
                                    'CHARACTER_OCTET_LENGTH' => '400',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(100)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '封面',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'summary' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course',
                                    'COLUMN_NAME' => 'summary',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '255',
                                    'CHARACTER_OCTET_LENGTH' => '1020',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(255)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '简介',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'keywords' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course',
                                    'COLUMN_NAME' => 'keywords',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '100',
                                    'CHARACTER_OCTET_LENGTH' => '400',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(100)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '关键字',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'details' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course',
                                    'COLUMN_NAME' => 'details',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'text',
                                    'CHARACTER_MAXIMUM_LENGTH' => '65535',
                                    'CHARACTER_OCTET_LENGTH' => '65535',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'text',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '详情',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'category_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course',
                                    'COLUMN_NAME' => 'category_id',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '分类编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'teacher_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course',
                                    'COLUMN_NAME' => 'teacher_id',
                                    'ORDINAL_POSITION' => '8',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '讲师编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'market_price' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course',
                                    'COLUMN_NAME' => 'market_price',
                                    'ORDINAL_POSITION' => '9',
                                    'COLUMN_DEFAULT' => '0.00',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'decimal',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '2',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'decimal(10,2) unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '市场价格',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'vip_price' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course',
                                    'COLUMN_NAME' => 'vip_price',
                                    'ORDINAL_POSITION' => '10',
                                    'COLUMN_DEFAULT' => '0.00',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'decimal',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '2',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'decimal(10,2) unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '会员价格',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'study_expiry' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course',
                                    'COLUMN_NAME' => 'study_expiry',
                                    'ORDINAL_POSITION' => '11',
                                    'COLUMN_DEFAULT' => '12',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '学习期限',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'refund_expiry' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course',
                                    'COLUMN_NAME' => 'refund_expiry',
                                    'ORDINAL_POSITION' => '12',
                                    'COLUMN_DEFAULT' => '30',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '退款期限',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'rating' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course',
                                    'COLUMN_NAME' => 'rating',
                                    'ORDINAL_POSITION' => '13',
                                    'COLUMN_DEFAULT' => '5.00',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'float',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '2',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'float(10,2) unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '用户评分',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'score' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course',
                                    'COLUMN_NAME' => 'score',
                                    'ORDINAL_POSITION' => '14',
                                    'COLUMN_DEFAULT' => '0.00',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'float',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '2',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'float(10,2) unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '综合得分',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'model' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course',
                                    'COLUMN_NAME' => 'model',
                                    'ORDINAL_POSITION' => '15',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '模型',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'level' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course',
                                    'COLUMN_NAME' => 'level',
                                    'ORDINAL_POSITION' => '16',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '难度',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'attrs' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course',
                                    'COLUMN_NAME' => 'attrs',
                                    'ORDINAL_POSITION' => '17',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '1000',
                                    'CHARACTER_OCTET_LENGTH' => '4000',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(1000)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '扩展属性',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'published' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course',
                                    'COLUMN_NAME' => 'published',
                                    'ORDINAL_POSITION' => '18',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '发布标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '19',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'user_count' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course',
                                    'COLUMN_NAME' => 'user_count',
                                    'ORDINAL_POSITION' => '20',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '学员数',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'lesson_count' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course',
                                    'COLUMN_NAME' => 'lesson_count',
                                    'ORDINAL_POSITION' => '21',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '课时数',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'package_count' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course',
                                    'COLUMN_NAME' => 'package_count',
                                    'ORDINAL_POSITION' => '22',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '套餐数',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'review_count' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course',
                                    'COLUMN_NAME' => 'review_count',
                                    'ORDINAL_POSITION' => '23',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '评价数',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'consult_count' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course',
                                    'COLUMN_NAME' => 'consult_count',
                                    'ORDINAL_POSITION' => '24',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '咨询数',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'favorite_count' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course',
                                    'COLUMN_NAME' => 'favorite_count',
                                    'ORDINAL_POSITION' => '25',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '收藏数',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '26',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '27',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_course',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_course_category' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_course_category',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Compact',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_category',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'course_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_category',
                                    'COLUMN_NAME' => 'course_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '课程编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'category_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_category',
                                    'COLUMN_NAME' => 'category_id',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '分类编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_category',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'category_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_course_category',
                                            'Non_unique' => '1',
                                            'Key_name' => 'category_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'category_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'course_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_course_category',
                                            'Non_unique' => '1',
                                            'Key_name' => 'course_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'course_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_course_category',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_course_favorite' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_course_favorite',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Compact',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_favorite',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'course_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_favorite',
                                    'COLUMN_NAME' => 'course_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '课程编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'user_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_favorite',
                                    'COLUMN_NAME' => 'user_id',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '用户编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_favorite',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_favorite',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_favorite',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'course_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_course_favorite',
                                            'Non_unique' => '1',
                                            'Key_name' => 'course_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'course_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_course_favorite',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'user_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_course_favorite',
                                            'Non_unique' => '1',
                                            'Key_name' => 'user_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'user_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_course_package' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_course_package',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Compact',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_package',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'course_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_package',
                                    'COLUMN_NAME' => 'course_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '课程编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'package_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_package',
                                    'COLUMN_NAME' => 'package_id',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '套餐编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_package',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'course_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_course_package',
                                            'Non_unique' => '1',
                                            'Key_name' => 'course_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'course_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'package_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_course_package',
                                            'Non_unique' => '1',
                                            'Key_name' => 'package_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'package_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_course_package',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_course_rating' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_course_rating',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'course_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_rating',
                                    'COLUMN_NAME' => 'course_id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'rating' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_rating',
                                    'COLUMN_NAME' => 'rating',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '5.00',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'float',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '2',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'float(10,2) unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '综合评分',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'rating1' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_rating',
                                    'COLUMN_NAME' => 'rating1',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '5.00',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'float',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '2',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'float(10,2) unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '维度1评分',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'rating2' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_rating',
                                    'COLUMN_NAME' => 'rating2',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '5.00',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'float',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '2',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'float(10,2) unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '维度2评分',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'rating3' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_rating',
                                    'COLUMN_NAME' => 'rating3',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '5.00',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'float',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '2',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'float(10,2) unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '维度3评分',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_rating',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_rating',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_course_rating',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'course_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_course_related' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_course_related',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Compact',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_related',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'course_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_related',
                                    'COLUMN_NAME' => 'course_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '课程编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'related_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_related',
                                    'COLUMN_NAME' => 'related_id',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '相关编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_related',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'course_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_course_related',
                                            'Non_unique' => '1',
                                            'Key_name' => 'course_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'course_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_course_related',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_course_topic' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_course_topic',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Compact',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_topic',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'course_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_topic',
                                    'COLUMN_NAME' => 'course_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '课程编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'topic_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_topic',
                                    'COLUMN_NAME' => 'topic_id',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '标签编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_topic',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'course_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_course_topic',
                                            'Non_unique' => '1',
                                            'Key_name' => 'course_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'course_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_course_topic',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'topic_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_course_topic',
                                            'Non_unique' => '1',
                                            'Key_name' => 'topic_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'topic_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_course_user' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_course_user',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_user',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'course_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_user',
                                    'COLUMN_NAME' => 'course_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '课程编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'user_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_user',
                                    'COLUMN_NAME' => 'user_id',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '用户编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'plan_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_user',
                                    'COLUMN_NAME' => 'plan_id',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '计划编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'role_type' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_user',
                                    'COLUMN_NAME' => 'role_type',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '1',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '角色类型',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'source_type' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_user',
                                    'COLUMN_NAME' => 'source_type',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '1',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '来源类型',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'duration' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_user',
                                    'COLUMN_NAME' => 'duration',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '学习时长',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'progress' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_user',
                                    'COLUMN_NAME' => 'progress',
                                    'ORDINAL_POSITION' => '8',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '学习进度',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'reviewed' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_user',
                                    'COLUMN_NAME' => 'reviewed',
                                    'ORDINAL_POSITION' => '9',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '评价标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_user',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '10',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'expiry_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_user',
                                    'COLUMN_NAME' => 'expiry_time',
                                    'ORDINAL_POSITION' => '11',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '过期时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_user',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '12',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_course_user',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '13',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'course_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_course_user',
                                            'Non_unique' => '1',
                                            'Key_name' => 'course_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'course_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'course_user' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_course_user',
                                            'Non_unique' => '1',
                                            'Key_name' => 'course_user',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'course_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                    2 =>
                                        array(
                                            'Table' => 'kg_course_user',
                                            'Non_unique' => '1',
                                            'Key_name' => 'course_user',
                                            'Seq_in_index' => '2',
                                            'Column_name' => 'user_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_course_user',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'user_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_course_user',
                                            'Non_unique' => '1',
                                            'Key_name' => 'user_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'user_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_danmu' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_danmu',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_danmu',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'course_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_danmu',
                                    'COLUMN_NAME' => 'course_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '课程编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'chapter_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_danmu',
                                    'COLUMN_NAME' => 'chapter_id',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '章节编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'owner_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_danmu',
                                    'COLUMN_NAME' => 'owner_id',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '用户编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_danmu',
                                    'COLUMN_NAME' => 'time',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '时间轴',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'text' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_danmu',
                                    'COLUMN_NAME' => 'text',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '255',
                                    'CHARACTER_OCTET_LENGTH' => '1020',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(255)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '内容',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'color' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_danmu',
                                    'COLUMN_NAME' => 'color',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => 'white',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '30',
                                    'CHARACTER_OCTET_LENGTH' => '120',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(30)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '颜色',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'size' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_danmu',
                                    'COLUMN_NAME' => 'size',
                                    'ORDINAL_POSITION' => '8',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '字号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'position' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_danmu',
                                    'COLUMN_NAME' => 'position',
                                    'ORDINAL_POSITION' => '9',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '位置',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'published' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_danmu',
                                    'COLUMN_NAME' => 'published',
                                    'ORDINAL_POSITION' => '10',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '发布标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_danmu',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '11',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_danmu',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '12',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_danmu',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '13',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'chapter_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_danmu',
                                            'Non_unique' => '1',
                                            'Key_name' => 'chapter_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'chapter_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'owner_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_danmu',
                                            'Non_unique' => '1',
                                            'Key_name' => 'owner_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'owner_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_danmu',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_help' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_help',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_help',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'category_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_help',
                                    'COLUMN_NAME' => 'category_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '分类编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'title' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_help',
                                    'COLUMN_NAME' => 'title',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '100',
                                    'CHARACTER_OCTET_LENGTH' => '400',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(100)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '标题',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'content' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_help',
                                    'COLUMN_NAME' => 'content',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'text',
                                    'CHARACTER_MAXIMUM_LENGTH' => '65535',
                                    'CHARACTER_OCTET_LENGTH' => '65535',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'text',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '内容',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'priority' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_help',
                                    'COLUMN_NAME' => 'priority',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '10',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '优先级',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'published' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_help',
                                    'COLUMN_NAME' => 'published',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '发布标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_help',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_help',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '8',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_help',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '9',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_help',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_im_friend_group' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_im_friend_group',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_friend_group',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'user_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_friend_group',
                                    'COLUMN_NAME' => 'user_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'UNI',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '用户编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'name' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_friend_group',
                                    'COLUMN_NAME' => 'name',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '100',
                                    'CHARACTER_OCTET_LENGTH' => '400',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(100)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '名称',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'priority' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_friend_group',
                                    'COLUMN_NAME' => 'priority',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '优先级',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_friend_group',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'user_count' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_friend_group',
                                    'COLUMN_NAME' => 'user_count',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '成员数',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_friend_group',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_friend_group',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '8',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_im_friend_group',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'user_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_im_friend_group',
                                            'Non_unique' => '0',
                                            'Key_name' => 'user_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'user_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_im_friend_user' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_im_friend_user',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_friend_user',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'user_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_friend_user',
                                    'COLUMN_NAME' => 'user_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '用户编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'friend_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_friend_user',
                                    'COLUMN_NAME' => 'friend_id',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '目标编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'group_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_friend_user',
                                    'COLUMN_NAME' => 'group_id',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '分组编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'msg_count' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_friend_user',
                                    'COLUMN_NAME' => 'msg_count',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '消息数',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_friend_user',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_friend_user',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_im_friend_user',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'user_friend' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_im_friend_user',
                                            'Non_unique' => '1',
                                            'Key_name' => 'user_friend',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'user_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                    2 =>
                                        array(
                                            'Table' => 'kg_im_friend_user',
                                            'Non_unique' => '1',
                                            'Key_name' => 'user_friend',
                                            'Seq_in_index' => '2',
                                            'Column_name' => 'friend_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_im_group' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_im_group',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_group',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'owner_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_group',
                                    'COLUMN_NAME' => 'owner_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '群主编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'course_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_group',
                                    'COLUMN_NAME' => 'course_id',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '课程编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'type' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_group',
                                    'COLUMN_NAME' => 'type',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => 'course',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '30',
                                    'CHARACTER_OCTET_LENGTH' => '120',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(30)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '类型',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'name' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_group',
                                    'COLUMN_NAME' => 'name',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '100',
                                    'CHARACTER_OCTET_LENGTH' => '400',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(100)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '名称',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'avatar' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_group',
                                    'COLUMN_NAME' => 'avatar',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '100',
                                    'CHARACTER_OCTET_LENGTH' => '400',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(100)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '头像',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'about' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_group',
                                    'COLUMN_NAME' => 'about',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '255',
                                    'CHARACTER_OCTET_LENGTH' => '1020',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(255)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '简介',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'published' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_group',
                                    'COLUMN_NAME' => 'published',
                                    'ORDINAL_POSITION' => '8',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '发布标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_group',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '9',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'user_count' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_group',
                                    'COLUMN_NAME' => 'user_count',
                                    'ORDINAL_POSITION' => '10',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '成员数',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'msg_count' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_group',
                                    'COLUMN_NAME' => 'msg_count',
                                    'ORDINAL_POSITION' => '11',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '消息数',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_group',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '12',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_group',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '13',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_im_group',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_im_group_user' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_im_group_user',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_group_user',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'group_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_group_user',
                                    'COLUMN_NAME' => 'group_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '群组编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'user_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_group_user',
                                    'COLUMN_NAME' => 'user_id',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '用户编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'priority' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_group_user',
                                    'COLUMN_NAME' => 'priority',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '优先级',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_group_user',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_group_user',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'group_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_im_group_user',
                                            'Non_unique' => '1',
                                            'Key_name' => 'group_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'group_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'group_user' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_im_group_user',
                                            'Non_unique' => '1',
                                            'Key_name' => 'group_user',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'group_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                    2 =>
                                        array(
                                            'Table' => 'kg_im_group_user',
                                            'Non_unique' => '1',
                                            'Key_name' => 'group_user',
                                            'Seq_in_index' => '2',
                                            'Column_name' => 'user_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_im_group_user',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'user_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_im_group_user',
                                            'Non_unique' => '1',
                                            'Key_name' => 'user_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'user_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_im_message' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_im_message',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_message',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'chat_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_message',
                                    'COLUMN_NAME' => 'chat_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '30',
                                    'CHARACTER_OCTET_LENGTH' => '120',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(30)',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '对话编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'sender_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_message',
                                    'COLUMN_NAME' => 'sender_id',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '发送方',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'receiver_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_message',
                                    'COLUMN_NAME' => 'receiver_id',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '接收方',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'receiver_type' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_message',
                                    'COLUMN_NAME' => 'receiver_type',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '1',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '接收方类型',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'content' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_message',
                                    'COLUMN_NAME' => 'content',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '3000',
                                    'CHARACTER_OCTET_LENGTH' => '12000',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(3000)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '内容',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'viewed' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_message',
                                    'COLUMN_NAME' => 'viewed',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '已读标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_message',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '8',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_message',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '9',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_message',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '10',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'chat_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_im_message',
                                            'Non_unique' => '1',
                                            'Key_name' => 'chat_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'chat_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_im_message',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'receiver' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_im_message',
                                            'Non_unique' => '1',
                                            'Key_name' => 'receiver',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'receiver_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                    2 =>
                                        array(
                                            'Table' => 'kg_im_message',
                                            'Non_unique' => '1',
                                            'Key_name' => 'receiver',
                                            'Seq_in_index' => '2',
                                            'Column_name' => 'receiver_type',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_im_notice' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_im_notice',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_notice',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'sender_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_notice',
                                    'COLUMN_NAME' => 'sender_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '发送方',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'receiver_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_notice',
                                    'COLUMN_NAME' => 'receiver_id',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '接收方',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'item_type' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_notice',
                                    'COLUMN_NAME' => 'item_type',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '条目类型',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'item_info' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_notice',
                                    'COLUMN_NAME' => 'item_info',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '1500',
                                    'CHARACTER_OCTET_LENGTH' => '6000',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(1500)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '条目内容',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'viewed' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_notice',
                                    'COLUMN_NAME' => 'viewed',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '已读标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_notice',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_notice',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '8',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_notice',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '9',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_im_notice',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'receiver_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_im_notice',
                                            'Non_unique' => '1',
                                            'Key_name' => 'receiver_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'receiver_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'sender_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_im_notice',
                                            'Non_unique' => '1',
                                            'Key_name' => 'sender_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'sender_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_im_user' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_im_user',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_user',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'name' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_user',
                                    'COLUMN_NAME' => 'name',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '30',
                                    'CHARACTER_OCTET_LENGTH' => '120',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(30)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '名称',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'avatar' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_user',
                                    'COLUMN_NAME' => 'avatar',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '100',
                                    'CHARACTER_OCTET_LENGTH' => '400',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(100)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '头像',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'sign' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_user',
                                    'COLUMN_NAME' => 'sign',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '30',
                                    'CHARACTER_OCTET_LENGTH' => '120',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(30)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '签名',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'skin' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_user',
                                    'COLUMN_NAME' => 'skin',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '100',
                                    'CHARACTER_OCTET_LENGTH' => '400',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(100)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '皮肤',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'status' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_user',
                                    'COLUMN_NAME' => 'status',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => 'hide',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '15',
                                    'CHARACTER_OCTET_LENGTH' => '60',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(15)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '在线状态',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_user',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'friend_count' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_user',
                                    'COLUMN_NAME' => 'friend_count',
                                    'ORDINAL_POSITION' => '8',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '好友数',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'group_count' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_user',
                                    'COLUMN_NAME' => 'group_count',
                                    'ORDINAL_POSITION' => '9',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '群组数',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_user',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '10',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_im_user',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '11',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_im_user',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_learning' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_learning',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_learning',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'request_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_learning',
                                    'COLUMN_NAME' => 'request_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '64',
                                    'CHARACTER_OCTET_LENGTH' => '256',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(64)',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '请求编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'course_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_learning',
                                    'COLUMN_NAME' => 'course_id',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '课程编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'chapter_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_learning',
                                    'COLUMN_NAME' => 'chapter_id',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '课时编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'user_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_learning',
                                    'COLUMN_NAME' => 'user_id',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '用户编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'plan_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_learning',
                                    'COLUMN_NAME' => 'plan_id',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '计划编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'duration' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_learning',
                                    'COLUMN_NAME' => 'duration',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '学习时长',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'position' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_learning',
                                    'COLUMN_NAME' => 'position',
                                    'ORDINAL_POSITION' => '8',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '播放位置',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_learning',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '9',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'client_type' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_learning',
                                    'COLUMN_NAME' => 'client_type',
                                    'ORDINAL_POSITION' => '10',
                                    'COLUMN_DEFAULT' => '1',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '终端类型',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'client_ip' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_learning',
                                    'COLUMN_NAME' => 'client_ip',
                                    'ORDINAL_POSITION' => '11',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '30',
                                    'CHARACTER_OCTET_LENGTH' => '120',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(30)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '终端IP',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'active_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_learning',
                                    'COLUMN_NAME' => 'active_time',
                                    'ORDINAL_POSITION' => '12',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '活跃时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_learning',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '13',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_learning',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '14',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'chapter_user' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_learning',
                                            'Non_unique' => '1',
                                            'Key_name' => 'chapter_user',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'chapter_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                    2 =>
                                        array(
                                            'Table' => 'kg_learning',
                                            'Non_unique' => '1',
                                            'Key_name' => 'chapter_user',
                                            'Seq_in_index' => '2',
                                            'Column_name' => 'user_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_learning',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'request_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_learning',
                                            'Non_unique' => '1',
                                            'Key_name' => 'request_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'request_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_migration' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_migration',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8_general_ci',
                            'character_set_name' => 'utf8',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'version' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_migration',
                                    'COLUMN_NAME' => 'version',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'bigint',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '19',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'bigint',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'migration_name' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_migration',
                                    'COLUMN_NAME' => 'migration_name',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'YES',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '100',
                                    'CHARACTER_OCTET_LENGTH' => '300',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8',
                                    'COLLATION_NAME' => 'utf8_general_ci',
                                    'COLUMN_TYPE' => 'varchar(100)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'start_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_migration',
                                    'COLUMN_NAME' => 'start_time',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'YES',
                                    'DATA_TYPE' => 'timestamp',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => '0',
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'timestamp',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'end_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_migration',
                                    'COLUMN_NAME' => 'end_time',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'YES',
                                    'DATA_TYPE' => 'timestamp',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => '0',
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'timestamp',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'breakpoint' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_migration',
                                    'COLUMN_NAME' => 'breakpoint',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_migration',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'version',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_nav' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_nav',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_nav',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'parent_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_nav',
                                    'COLUMN_NAME' => 'parent_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '父级编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'level' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_nav',
                                    'COLUMN_NAME' => 'level',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '1',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '层级',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'name' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_nav',
                                    'COLUMN_NAME' => 'name',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '30',
                                    'CHARACTER_OCTET_LENGTH' => '120',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(30)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '名称',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'path' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_nav',
                                    'COLUMN_NAME' => 'path',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '30',
                                    'CHARACTER_OCTET_LENGTH' => '120',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(30)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '路径',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'target' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_nav',
                                    'COLUMN_NAME' => 'target',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '_blank',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '30',
                                    'CHARACTER_OCTET_LENGTH' => '120',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(30)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '打开方式',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'url' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_nav',
                                    'COLUMN_NAME' => 'url',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '100',
                                    'CHARACTER_OCTET_LENGTH' => '400',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(100)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '链接地址',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'position' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_nav',
                                    'COLUMN_NAME' => 'position',
                                    'ORDINAL_POSITION' => '8',
                                    'COLUMN_DEFAULT' => '1',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '位置',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'priority' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_nav',
                                    'COLUMN_NAME' => 'priority',
                                    'ORDINAL_POSITION' => '9',
                                    'COLUMN_DEFAULT' => '30',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '优先级',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'published' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_nav',
                                    'COLUMN_NAME' => 'published',
                                    'ORDINAL_POSITION' => '10',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '发布标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_nav',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '11',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'child_count' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_nav',
                                    'COLUMN_NAME' => 'child_count',
                                    'ORDINAL_POSITION' => '12',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '子类数量',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_nav',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '13',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_nav',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '14',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_nav',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_order' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_order',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_order',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'sn' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_order',
                                    'COLUMN_NAME' => 'sn',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '32',
                                    'CHARACTER_OCTET_LENGTH' => '128',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(32)',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '订单编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'subject' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_order',
                                    'COLUMN_NAME' => 'subject',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '100',
                                    'CHARACTER_OCTET_LENGTH' => '400',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(100)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '订单标题',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'amount' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_order',
                                    'COLUMN_NAME' => 'amount',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '0.00',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'decimal',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '2',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'decimal(10,2) unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '订单金额',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'owner_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_order',
                                    'COLUMN_NAME' => 'owner_id',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '用户编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'item_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_order',
                                    'COLUMN_NAME' => 'item_id',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '条目编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'item_type' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_order',
                                    'COLUMN_NAME' => 'item_type',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '条目类型',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'item_info' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_order',
                                    'COLUMN_NAME' => 'item_info',
                                    'ORDINAL_POSITION' => '8',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '3000',
                                    'CHARACTER_OCTET_LENGTH' => '12000',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(3000)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '条目内容',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'client_type' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_order',
                                    'COLUMN_NAME' => 'client_type',
                                    'ORDINAL_POSITION' => '9',
                                    'COLUMN_DEFAULT' => '1',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '终端类型',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'client_ip' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_order',
                                    'COLUMN_NAME' => 'client_ip',
                                    'ORDINAL_POSITION' => '10',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '30',
                                    'CHARACTER_OCTET_LENGTH' => '120',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(30)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '终端IP',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'status' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_order',
                                    'COLUMN_NAME' => 'status',
                                    'ORDINAL_POSITION' => '11',
                                    'COLUMN_DEFAULT' => '1',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '状态标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_order',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '12',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_order',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '13',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_order',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '14',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'item' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_order',
                                            'Non_unique' => '1',
                                            'Key_name' => 'item',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'item_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                    2 =>
                                        array(
                                            'Table' => 'kg_order',
                                            'Non_unique' => '1',
                                            'Key_name' => 'item',
                                            'Seq_in_index' => '2',
                                            'Column_name' => 'item_type',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'owner_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_order',
                                            'Non_unique' => '1',
                                            'Key_name' => 'owner_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'owner_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_order',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'sn' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_order',
                                            'Non_unique' => '1',
                                            'Key_name' => 'sn',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'sn',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_order_status' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_order_status',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_order_status',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'order_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_order_status',
                                    'COLUMN_NAME' => 'order_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '订单编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'status' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_order_status',
                                    'COLUMN_NAME' => 'status',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '1',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '订单状态',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_order_status',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'order_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_order_status',
                                            'Non_unique' => '1',
                                            'Key_name' => 'order_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'order_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_order_status',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_package' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_package',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Compact',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_package',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'title' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_package',
                                    'COLUMN_NAME' => 'title',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '100',
                                    'CHARACTER_OCTET_LENGTH' => '400',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(100)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '标题',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'summary' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_package',
                                    'COLUMN_NAME' => 'summary',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '255',
                                    'CHARACTER_OCTET_LENGTH' => '1020',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(255)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '简介',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'market_price' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_package',
                                    'COLUMN_NAME' => 'market_price',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '0.00',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'decimal',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '2',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'decimal(10,2) unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '市场价格',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'vip_price' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_package',
                                    'COLUMN_NAME' => 'vip_price',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '0.00',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'decimal',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '2',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'decimal(10,2) unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '会员价格',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'course_count' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_package',
                                    'COLUMN_NAME' => 'course_count',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '课程数量',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'published' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_package',
                                    'COLUMN_NAME' => 'published',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '发布标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_package',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '8',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_package',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '9',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_package',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '10',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_package',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_page' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_page',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_page',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'title' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_page',
                                    'COLUMN_NAME' => 'title',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '100',
                                    'CHARACTER_OCTET_LENGTH' => '400',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(100)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '标题',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'content' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_page',
                                    'COLUMN_NAME' => 'content',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'text',
                                    'CHARACTER_MAXIMUM_LENGTH' => '65535',
                                    'CHARACTER_OCTET_LENGTH' => '65535',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'text',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '内容',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'published' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_page',
                                    'COLUMN_NAME' => 'published',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '发布标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_page',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_page',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_page',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_page',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_refund' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_refund',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_refund',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'owner_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_refund',
                                    'COLUMN_NAME' => 'owner_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '用户编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'order_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_refund',
                                    'COLUMN_NAME' => 'order_id',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '订单编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'trade_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_refund',
                                    'COLUMN_NAME' => 'trade_id',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '交易编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'sn' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_refund',
                                    'COLUMN_NAME' => 'sn',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '32',
                                    'CHARACTER_OCTET_LENGTH' => '128',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(32)',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '退款序号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'subject' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_refund',
                                    'COLUMN_NAME' => 'subject',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '100',
                                    'CHARACTER_OCTET_LENGTH' => '400',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(100)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '退款主题',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'amount' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_refund',
                                    'COLUMN_NAME' => 'amount',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '0.00',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'decimal',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '2',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'decimal(10,2) unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '退款金额',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'status' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_refund',
                                    'COLUMN_NAME' => 'status',
                                    'ORDINAL_POSITION' => '8',
                                    'COLUMN_DEFAULT' => '1',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '状态类型',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_refund',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '9',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'apply_note' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_refund',
                                    'COLUMN_NAME' => 'apply_note',
                                    'ORDINAL_POSITION' => '10',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '255',
                                    'CHARACTER_OCTET_LENGTH' => '1020',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(255)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '申请备注',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'review_note' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_refund',
                                    'COLUMN_NAME' => 'review_note',
                                    'ORDINAL_POSITION' => '11',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '255',
                                    'CHARACTER_OCTET_LENGTH' => '1020',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(255)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '审核备注',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_refund',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '12',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_refund',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '13',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'order_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_refund',
                                            'Non_unique' => '1',
                                            'Key_name' => 'order_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'order_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'owner_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_refund',
                                            'Non_unique' => '1',
                                            'Key_name' => 'owner_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'owner_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_refund',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'sn' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_refund',
                                            'Non_unique' => '1',
                                            'Key_name' => 'sn',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'sn',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'trade_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_refund',
                                            'Non_unique' => '1',
                                            'Key_name' => 'trade_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'trade_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_refund_status' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_refund_status',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_refund_status',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'refund_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_refund_status',
                                    'COLUMN_NAME' => 'refund_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '订单编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'status' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_refund_status',
                                    'COLUMN_NAME' => 'status',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '1',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '订单状态',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_refund_status',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_refund_status',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'refund_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_refund_status',
                                            'Non_unique' => '1',
                                            'Key_name' => 'refund_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'refund_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_review' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_review',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_review',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'course_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_review',
                                    'COLUMN_NAME' => 'course_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '课程编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'owner_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_review',
                                    'COLUMN_NAME' => 'owner_id',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '用户编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'content' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_review',
                                    'COLUMN_NAME' => 'content',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '1000',
                                    'CHARACTER_OCTET_LENGTH' => '4000',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(1000)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '内容',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'reply' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_review',
                                    'COLUMN_NAME' => 'reply',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '1000',
                                    'CHARACTER_OCTET_LENGTH' => '4000',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(1000)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '回复',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'rating' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_review',
                                    'COLUMN_NAME' => 'rating',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '5.00',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'float',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '2',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'float(10,2) unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '综合评分',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'rating1' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_review',
                                    'COLUMN_NAME' => 'rating1',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '5.00',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'float',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '2',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'float(10,2) unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '维度1评分',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'rating2' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_review',
                                    'COLUMN_NAME' => 'rating2',
                                    'ORDINAL_POSITION' => '8',
                                    'COLUMN_DEFAULT' => '5.00',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'float',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '2',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'float(10,2) unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '维度2评分',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'rating3' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_review',
                                    'COLUMN_NAME' => 'rating3',
                                    'ORDINAL_POSITION' => '9',
                                    'COLUMN_DEFAULT' => '5.00',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'float',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '2',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'float(10,2) unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '维度3评分',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'anonymous' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_review',
                                    'COLUMN_NAME' => 'anonymous',
                                    'ORDINAL_POSITION' => '10',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '匿名标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'published' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_review',
                                    'COLUMN_NAME' => 'published',
                                    'ORDINAL_POSITION' => '11',
                                    'COLUMN_DEFAULT' => '1',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '发布标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_review',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '12',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'like_count' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_review',
                                    'COLUMN_NAME' => 'like_count',
                                    'ORDINAL_POSITION' => '13',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '点赞数',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_review',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '14',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_review',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '15',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'course_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_review',
                                            'Non_unique' => '1',
                                            'Key_name' => 'course_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'course_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'onwer_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_review',
                                            'Non_unique' => '1',
                                            'Key_name' => 'onwer_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'owner_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_review',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_review_like' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_review_like',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Compact',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_review_like',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'review_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_review_like',
                                    'COLUMN_NAME' => 'review_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '评价编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'user_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_review_like',
                                    'COLUMN_NAME' => 'user_id',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '用户编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_review_like',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_review_like',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_review_like',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_review_like',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'review_user' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_review_like',
                                            'Non_unique' => '1',
                                            'Key_name' => 'review_user',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'review_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                    2 =>
                                        array(
                                            'Table' => 'kg_review_like',
                                            'Non_unique' => '1',
                                            'Key_name' => 'review_user',
                                            'Seq_in_index' => '2',
                                            'Column_name' => 'user_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_reward' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_reward',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_reward',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'smallint',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '5',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'smallint unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'title' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_reward',
                                    'COLUMN_NAME' => 'title',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '100',
                                    'CHARACTER_OCTET_LENGTH' => '400',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(100)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '标题',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'price' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_reward',
                                    'COLUMN_NAME' => 'price',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '0.00',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'decimal',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '2',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'decimal(10,2) unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '价格',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_reward',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_reward',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_reward',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_reward',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_role' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_role',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_role',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'type' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_role',
                                    'COLUMN_NAME' => 'type',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '2',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '类型',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'name' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_role',
                                    'COLUMN_NAME' => 'name',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '30',
                                    'CHARACTER_OCTET_LENGTH' => '120',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(30)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '名称',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'summary' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_role',
                                    'COLUMN_NAME' => 'summary',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '255',
                                    'CHARACTER_OCTET_LENGTH' => '1020',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(255)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '简介',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'routes' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_role',
                                    'COLUMN_NAME' => 'routes',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'text',
                                    'CHARACTER_MAXIMUM_LENGTH' => '65535',
                                    'CHARACTER_OCTET_LENGTH' => '65535',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'text',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '权限路由',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_role',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'user_count' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_role',
                                    'COLUMN_NAME' => 'user_count',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '成员数量',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_role',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '8',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_role',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '9',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_role',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_setting' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_setting',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_setting',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'section' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_setting',
                                    'COLUMN_NAME' => 'section',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '50',
                                    'CHARACTER_OCTET_LENGTH' => '200',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(50)',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '配置组',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'item_key' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_setting',
                                    'COLUMN_NAME' => 'item_key',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '50',
                                    'CHARACTER_OCTET_LENGTH' => '200',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(50)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '配置项',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'item_value' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_setting',
                                    'COLUMN_NAME' => 'item_value',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'text',
                                    'CHARACTER_MAXIMUM_LENGTH' => '65535',
                                    'CHARACTER_OCTET_LENGTH' => '65535',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'text',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '配置值',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_setting',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'section_key' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_setting',
                                            'Non_unique' => '0',
                                            'Key_name' => 'section_key',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'section',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                    2 =>
                                        array(
                                            'Table' => 'kg_setting',
                                            'Non_unique' => '0',
                                            'Key_name' => 'section_key',
                                            'Seq_in_index' => '2',
                                            'Column_name' => 'item_key',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_slide' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_slide',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_slide',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'title' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_slide',
                                    'COLUMN_NAME' => 'title',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '100',
                                    'CHARACTER_OCTET_LENGTH' => '400',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(100)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '标题',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'cover' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_slide',
                                    'COLUMN_NAME' => 'cover',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '100',
                                    'CHARACTER_OCTET_LENGTH' => '400',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(100)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '封面',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'summary' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_slide',
                                    'COLUMN_NAME' => 'summary',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '255',
                                    'CHARACTER_OCTET_LENGTH' => '1020',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(255)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '简介',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'content' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_slide',
                                    'COLUMN_NAME' => 'content',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '255',
                                    'CHARACTER_OCTET_LENGTH' => '1020',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(255)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '内容',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'platform' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_slide',
                                    'COLUMN_NAME' => 'platform',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '1',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '平台类型',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'target' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_slide',
                                    'COLUMN_NAME' => 'target',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '1',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '目标类型',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'priority' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_slide',
                                    'COLUMN_NAME' => 'priority',
                                    'ORDINAL_POSITION' => '8',
                                    'COLUMN_DEFAULT' => '10',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '优先级',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'published' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_slide',
                                    'COLUMN_NAME' => 'published',
                                    'ORDINAL_POSITION' => '9',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '发布状态',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_slide',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '10',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_slide',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '11',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_slide',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '12',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_slide',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_task' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_task',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_task',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'item_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_task',
                                    'COLUMN_NAME' => 'item_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '条目编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'item_type' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_task',
                                    'COLUMN_NAME' => 'item_type',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'item_info' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_task',
                                    'COLUMN_NAME' => 'item_info',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '3000',
                                    'CHARACTER_OCTET_LENGTH' => '12000',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(3000)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'status' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_task',
                                    'COLUMN_NAME' => 'status',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '1',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'priority' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_task',
                                    'COLUMN_NAME' => 'priority',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '30',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'try_count' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_task',
                                    'COLUMN_NAME' => 'try_count',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_task',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '8',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_task',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '9',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_task',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_topic' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_topic',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Compact',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_topic',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'title' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_topic',
                                    'COLUMN_NAME' => 'title',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '100',
                                    'CHARACTER_OCTET_LENGTH' => '400',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(100)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '标题',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'keywords' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_topic',
                                    'COLUMN_NAME' => 'keywords',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '100',
                                    'CHARACTER_OCTET_LENGTH' => '400',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(100)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '关键字',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'summary' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_topic',
                                    'COLUMN_NAME' => 'summary',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '255',
                                    'CHARACTER_OCTET_LENGTH' => '1020',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(255)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '简介',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'course_count' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_topic',
                                    'COLUMN_NAME' => 'course_count',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '课程数量',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'published' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_topic',
                                    'COLUMN_NAME' => 'published',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '发布标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_topic',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_topic',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '8',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_topic',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '9',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_topic',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_trade' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_trade',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_trade',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'owner_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_trade',
                                    'COLUMN_NAME' => 'owner_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '用户编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'order_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_trade',
                                    'COLUMN_NAME' => 'order_id',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '订单编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'sn' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_trade',
                                    'COLUMN_NAME' => 'sn',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '32',
                                    'CHARACTER_OCTET_LENGTH' => '128',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(32)',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '交易序号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'subject' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_trade',
                                    'COLUMN_NAME' => 'subject',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '100',
                                    'CHARACTER_OCTET_LENGTH' => '400',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(100)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '交易主题',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'amount' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_trade',
                                    'COLUMN_NAME' => 'amount',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '0.00',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'decimal',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '2',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'decimal(10,2) unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '交易金额',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'channel' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_trade',
                                    'COLUMN_NAME' => 'channel',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '平台类型',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'channel_sn' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_trade',
                                    'COLUMN_NAME' => 'channel_sn',
                                    'ORDINAL_POSITION' => '8',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '32',
                                    'CHARACTER_OCTET_LENGTH' => '128',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(32)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '平台序号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'status' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_trade',
                                    'COLUMN_NAME' => 'status',
                                    'ORDINAL_POSITION' => '9',
                                    'COLUMN_DEFAULT' => '1',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '状态类型',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_trade',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '10',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_trade',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '11',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_trade',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '12',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'order_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_trade',
                                            'Non_unique' => '1',
                                            'Key_name' => 'order_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'order_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'owner_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_trade',
                                            'Non_unique' => '1',
                                            'Key_name' => 'owner_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'owner_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_trade',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'sn' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_trade',
                                            'Non_unique' => '1',
                                            'Key_name' => 'sn',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'sn',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_trade_status' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_trade_status',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_trade_status',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'trade_id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_trade_status',
                                    'COLUMN_NAME' => 'trade_id',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '订单编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'status' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_trade_status',
                                    'COLUMN_NAME' => 'status',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '1',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '订单状态',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_trade_status',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_trade_status',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'trade_id' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_trade_status',
                                            'Non_unique' => '1',
                                            'Key_name' => 'trade_id',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'trade_id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_upload' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_upload',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_upload',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'type' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_upload',
                                    'COLUMN_NAME' => 'type',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '条目类型',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'name' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_upload',
                                    'COLUMN_NAME' => 'name',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '100',
                                    'CHARACTER_OCTET_LENGTH' => '400',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(100)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '文件名',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'path' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_upload',
                                    'COLUMN_NAME' => 'path',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '100',
                                    'CHARACTER_OCTET_LENGTH' => '400',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(100)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '路径',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'mime' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_upload',
                                    'COLUMN_NAME' => 'mime',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '100',
                                    'CHARACTER_OCTET_LENGTH' => '400',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(100)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => 'mime',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'md5' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_upload',
                                    'COLUMN_NAME' => 'md5',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '32',
                                    'CHARACTER_OCTET_LENGTH' => '128',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(32)',
                                    'COLUMN_KEY' => 'UNI',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => 'md5',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'size' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_upload',
                                    'COLUMN_NAME' => 'size',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '大小',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_upload',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '8',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_upload',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '9',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_upload',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '10',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'md5' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_upload',
                                            'Non_unique' => '0',
                                            'Key_name' => 'md5',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'md5',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_upload',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_user' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_user',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_user',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'name' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_user',
                                    'COLUMN_NAME' => 'name',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '30',
                                    'CHARACTER_OCTET_LENGTH' => '120',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(30)',
                                    'COLUMN_KEY' => 'MUL',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '名称',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'avatar' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_user',
                                    'COLUMN_NAME' => 'avatar',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '100',
                                    'CHARACTER_OCTET_LENGTH' => '400',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(100)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '头像',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'title' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_user',
                                    'COLUMN_NAME' => 'title',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '30',
                                    'CHARACTER_OCTET_LENGTH' => '120',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(30)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '头衔',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'about' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_user',
                                    'COLUMN_NAME' => 'about',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '255',
                                    'CHARACTER_OCTET_LENGTH' => '1020',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(255)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '简介',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'area' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_user',
                                    'COLUMN_NAME' => 'area',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '30',
                                    'CHARACTER_OCTET_LENGTH' => '120',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(30)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '地区',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'gender' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_user',
                                    'COLUMN_NAME' => 'gender',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '3',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '性别',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'vip' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_user',
                                    'COLUMN_NAME' => 'vip',
                                    'ORDINAL_POSITION' => '8',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '会员标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'locked' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_user',
                                    'COLUMN_NAME' => 'locked',
                                    'ORDINAL_POSITION' => '9',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '锁定标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_user',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '10',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'edu_role' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_user',
                                    'COLUMN_NAME' => 'edu_role',
                                    'ORDINAL_POSITION' => '11',
                                    'COLUMN_DEFAULT' => '1',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '教学角色',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'admin_role' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_user',
                                    'COLUMN_NAME' => 'admin_role',
                                    'ORDINAL_POSITION' => '12',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '后台角色',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'course_count' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_user',
                                    'COLUMN_NAME' => 'course_count',
                                    'ORDINAL_POSITION' => '13',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '课程数',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'favorite_count' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_user',
                                    'COLUMN_NAME' => 'favorite_count',
                                    'ORDINAL_POSITION' => '14',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '收藏数',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'vip_expiry_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_user',
                                    'COLUMN_NAME' => 'vip_expiry_time',
                                    'ORDINAL_POSITION' => '15',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '会员期限',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'lock_expiry_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_user',
                                    'COLUMN_NAME' => 'lock_expiry_time',
                                    'ORDINAL_POSITION' => '16',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '锁定期限',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'active_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_user',
                                    'COLUMN_NAME' => 'active_time',
                                    'ORDINAL_POSITION' => '17',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '活跃时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_user',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '18',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_user',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '19',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'name' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_user',
                                            'Non_unique' => '1',
                                            'Key_name' => 'name',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'name',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_user',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
            'kg_vip' =>
                array(
                    'table' =>
                        array(
                            'table_name' => 'kg_vip',
                            'engine' => 'InnoDB',
                            'table_comment' => '',
                            'table_collation' => 'utf8mb4_general_ci',
                            'character_set_name' => 'utf8mb4',
                            'row_format' => 'Dynamic',
                        ),
                    'columns' =>
                        array(
                            'id' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_vip',
                                    'COLUMN_NAME' => 'id',
                                    'ORDINAL_POSITION' => '1',
                                    'COLUMN_DEFAULT' => NULL,
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => 'PRI',
                                    'EXTRA' => 'auto_increment',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '主键编号',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'title' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_vip',
                                    'COLUMN_NAME' => 'title',
                                    'ORDINAL_POSITION' => '2',
                                    'COLUMN_DEFAULT' => '',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'varchar',
                                    'CHARACTER_MAXIMUM_LENGTH' => '30',
                                    'CHARACTER_OCTET_LENGTH' => '120',
                                    'NUMERIC_PRECISION' => NULL,
                                    'NUMERIC_SCALE' => NULL,
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => 'utf8mb4',
                                    'COLLATION_NAME' => 'utf8mb4_general_ci',
                                    'COLUMN_TYPE' => 'varchar(30)',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '标题',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'expiry' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_vip',
                                    'COLUMN_NAME' => 'expiry',
                                    'ORDINAL_POSITION' => '3',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '有效期',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'price' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_vip',
                                    'COLUMN_NAME' => 'price',
                                    'ORDINAL_POSITION' => '4',
                                    'COLUMN_DEFAULT' => '0.00',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'decimal',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '2',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'decimal(10,2) unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '价格',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'deleted' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_vip',
                                    'COLUMN_NAME' => 'deleted',
                                    'ORDINAL_POSITION' => '5',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '删除标识',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'create_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_vip',
                                    'COLUMN_NAME' => 'create_time',
                                    'ORDINAL_POSITION' => '6',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '创建时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                            'update_time' =>
                                array(
                                    'TABLE_CATALOG' => 'def',
                                    'TABLE_NAME' => 'kg_vip',
                                    'COLUMN_NAME' => 'update_time',
                                    'ORDINAL_POSITION' => '7',
                                    'COLUMN_DEFAULT' => '0',
                                    'IS_NULLABLE' => 'NO',
                                    'DATA_TYPE' => 'int',
                                    'CHARACTER_MAXIMUM_LENGTH' => NULL,
                                    'CHARACTER_OCTET_LENGTH' => NULL,
                                    'NUMERIC_PRECISION' => '10',
                                    'NUMERIC_SCALE' => '0',
                                    'DATETIME_PRECISION' => NULL,
                                    'CHARACTER_SET_NAME' => NULL,
                                    'COLLATION_NAME' => NULL,
                                    'COLUMN_TYPE' => 'int unsigned',
                                    'COLUMN_KEY' => '',
                                    'EXTRA' => '',
                                    'PRIVILEGES' => 'select,insert,update,references',
                                    'COLUMN_COMMENT' => '更新时间',
                                    'GENERATION_EXPRESSION' => '',
                                    'SRS_ID' => NULL,
                                ),
                        ),
                    'indexes' =>
                        array(
                            'PRIMARY' =>
                                array(
                                    1 =>
                                        array(
                                            'Table' => 'kg_vip',
                                            'Non_unique' => '0',
                                            'Key_name' => 'PRIMARY',
                                            'Seq_in_index' => '1',
                                            'Column_name' => 'id',
                                            'Collation' => 'A',
                                            'Sub_part' => NULL,
                                            'Packed' => NULL,
                                            'Null' => '',
                                            'Index_type' => 'BTREE',
                                            'Comment' => '',
                                            'Index_comment' => '',
                                        ),
                                ),
                        ),
                    'foreign_keys' => NULL,
                ),
        ),
);