Mycat-server-1.6.7.6-release-20211221142218不能批量更新

1、bug描述 不能进行批量update操作，通过mycat连接mysql数据mybatis中使用foreach进行批量update报错

   at org.apache.dubbo.remoting.transport.DecodeHandler.received(DecodeHandler.java:51)
    at org.apache.dubbo.remoting.transport.dispatcher.ChannelEventRunnable.run(ChannelEventRunnable.java:57)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
    at java.lang.Thread.run(Thread.java:748)

Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: java.sql.SQLSyntaxErrorException: Multi statements is not supported,use single statement instead

2、版本号(非常重要) v 1.6.. Mycat-server-1.6.7.6-release-20211221142218-linux.tar.gz

3、相关表的配置信息 schema.xml (需包含表的配置信息，mysql的连接驱动是JDBC还是native方式) jdbc方式 rule.xml (涉及到的路由函数) 默认 server.xml(可选)

4、操作步骤

1. '...'
2. '....'
3. ...

5、期望结果 A clear and concise description of what you expected to happen.

6、实际结果 A clear and concise description of what actually happened.

7、额外信息 Add any other context about the problem here.