cloud-fan commented on issue #27627: URL: https://github.com/apache/spark/pull/27627#issuecomment-618337440
Then why can't we use a simple `isEmpty` flag? Null is skipped so the `isEmpty` flag is true if the data are all nulls. ---------------------------------------------------------------- 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]
