Liangda-w commented on pull request #10016: URL: https://github.com/apache/shardingsphere/pull/10016#issuecomment-816845276
Beside this, I have a question: I saw in some cases the following warning: ``` rule XXX contains an optional block with at least one alternative that can match an empty string ``` Is this a big problem? Actually I think that we can't avoid this as some alternative indeed can match an empty string for example in case of `inmemoryTableClause`:  -- 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]
