Dear: The chat records of WeChat group“Apache linkis Community Development Group”are as follows：微信群"Apache Linkis 社区开发群"的聊天记录如下:
————— 2022-7-19 ————— casion 11:01 @Dlimeng_李孟 孟兄 这个DTO类属性新增 对老版本客户端的org.apache.linkis.datasource.client.response.MetadataGetColumnsResult 的兼容性，需要确认下，是不是可以加个单测验证下。@ Dlimeng_ Li Meng Meng Xiong the DTO new class attribute The old version of the client's org. Apache. Linkis. The datasource. Client. The response. The MetadataGetColumnsResult compatibility, need to confirm, I wonder if we could add a single test. casion 11:01 李孟 Dlimeng 11:04 收到 I get it.
