content: /*
   * Copyright 1999-2022 Alibaba Group Holding Ltd.
   *
   * 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.alibaba.nacos.plugin.datasource.impl.mysql;
  
  import com.alibaba.nacos.plugin.datasource.constants.DataSourceConstant;
  import com.alibaba.nacos.plugin.datasource.mapper.ConfigInfoTagMapper;
  import com.alibaba.nacos.plugin.datasource.model.MapperContext;
  import com.alibaba.nacos.plugin.datasource.model.MapperResult;
  
  import java.util.Collections;
  
  /**
   * The mysql implementation of ConfigInfoTagMapper.
   *
   * @author hyx
   **/
  
  public class ConfigInfoTagMapperByMySql extends AbstractMapperByMysql implements ConfigInfoTagMapper {
  
      @Override
      public MapperResult findAllConfigInfoTagForDumpAllFetchRows(MapperContext context) {
          String sql = " SELECT t.id,data_id,group_id,tenant_id,tag_id,app_name,content,md5,gmt_modified "
                  + " FROM (  SELECT id FROM config_info_tag  ORDER BY id LIMIT " + context.getStartRow() + ","
                  + context.getPageSize() + " ) " + "g, config_info_tag t  WHERE g.id = t.id  ";
          return new MapperResult(sql, Collections.emptyList());
      }
  
      @Override
      public String getDataSource() {
          return DataSourceConstant.MYSQL;
      }
  }
  