cloud-fan commented on pull request #28983: URL: https://github.com/apache/spark/pull/28983#issuecomment-653579714
> does that avoid having to resolve these UnresolvedMapObject? on the executor side? Yes. Encoder is a container of expression. If the expression is resolved, then when we serialize and send encoders to executors, we don't need to resolve it again at executor side and can use it directly. ---------------------------------------------------------------- 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]
