xue2lang opened a new issue #8703: URL: https://github.com/apache/shardingsphere/issues/8703
## Question **For English only**, other languages will not accept. Before asking a question, make sure you have: - Googled your question. - Searched open and closed [GitHub issues](https://github.com/apache/shardingsphere/issues). - Read documentation: [ShardingSphere Doc](https://shardingsphere.apache.org/document/current/en/overview). Please pay attention on issues you submitted, because we maybe need more details. If no response anymore and we cannot reproduce it on current information, we will **close it**. ShardingSphere version:4.1.1 (i see proxy use mysql connector is 5.1.47) Expected behavior execute right Actual behavior ERROR 2006 (HY000): MySQL server has gone away No connection. Trying to reconnect... Connection id: 61 Reason analyze (If you can) i cannot find any reason Steps to reproduce the behavior, such as: SQL to execute, sharding rule configuration, when exception occur etc. tools：mysql official client (version 5.7.30-log) step： 1.do not use proxy ：direct connect db is ok ,then execute sql is ok; 2.use proxy ： can connect a few seconds , then execute sql will return "ERROR 2006 (HY000): MySQL server has gone away" (sql eg：show tables) ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: [email protected]
