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package com.huaweicloud.dws.client.executor;

import com.huaweicloud.dws.client.DwsConfig;
import com.huaweicloud.dws.client.util.JdbcUtil;

import java.util.List;

/**
 * @ProjectName: dws-connector
 * @ClassName: UpdateFromExecutor
 * @Description: 从临时表update 实现
 * @Date: 2023/3/15 15:23
 * @Version: 1.0
 */
public class UpdateFromExecutor extends MergeExecutor {

    @Override
    protected String getExecuteSql(DwsConfig config, String table, String fromTable, List keys, List insertColumns, List updateColumns) {
        return JdbcUtil.getUpdateFromStatement(table, fromTable, updateColumns, keys);
    }

    @Override
    protected String getType() {
        return "update from ";
    }
}