/*
 * Copyright 2019 WeBank
 * Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.webank.wedatasphere.linkis.metadatamanager.common.protocol

import java.util

trait MetadataQueryProtocol {

}

/**
 * Request to get database list
 * @param params
 */
case class MetaGetDatabases(params: util.Map[String, Object], operator: String) extends MetadataQueryProtocol

/**
 * Request to get table list
 * @param params
 */
case class MetaGetTables(params: util.Map[String, Object], database: String, operator: String) extends MetadataQueryProtocol

/**
 * Request to get table properties
 * @param params
 * @param database
 * @param table
 */
case class MetaGetTableProps(params: util.Map[String, Object], database: String, table: String, operator: String) extends MetadataQueryProtocol

/**
 * Request to get partition list
 * @param params
 * @param database
 * @param table
 */
case class MetaGetPartitions(params: util.Map[String, Object], database: String, table: String, operator: String) extends MetadataQueryProtocol

/**
 * Request to get column list
 * @param params
 * @param database
 * @param table
 */
case class MetaGetColumns(params: util.Map[String, Object], database: String, table: String, operator: String) extends MetadataQueryProtocol

