gaoyunhaii commented on pull request #13343: URL: https://github.com/apache/flink/pull/13343#issuecomment-689441034
And for migrating from `split` to `side output`, I'm also think the source / async wait operator might need also support the side outputs since these special operators are not easy to be replaced with `ProcessFunctions`, and users will have to add a new operator to use the side output. ---------------------------------------------------------------- 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: us...@infra.apache.org