cloud-fan commented on pull request #28745: URL: https://github.com/apache/spark/pull/28745#issuecomment-641432882
will this cause perf regression? e.g. if grouping expr is expensive, with the Project we only need to evaluate it once. ---------------------------------------------------------------- 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] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
