cloud-fan edited a comment on pull request #27986: URL: https://github.com/apache/spark/pull/27986#issuecomment-647264492
note: `repartition` is a physical operation that users specify how many partitions to have after the shuffle. That's why Spark can't coalesce the partition, as it breaks the user's expectation. Other optimization can still happen, like SMJ to BHJ. ---------------------------------------------------------------- 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]
