Rich-T-kid commented on issue #24111: URL: https://github.com/apache/datafusion/issues/24111#issuecomment-5207894216
>I think one challenge with this approach is that casting to dictionary will likely be just as expensive as the grouping itself so I am not sure if this will actually save much work. this is a valid point, I think focusing on parquet for now seems like a safe bet since as you mentioned its much more efficent due to RLE encoding. >Specifically, i think this one > > https://github.com/apache/datafusion/issues/24112 >Would be good way to let people use dictionary more agreed. will work on plumbing this with arrow-rs -- 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. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
