You are viewing a plain text version of this content. The canonical link for it is here.

Posted to github@arrow.apache.org by GitBox <gi...@apache.org> on 2021/01/17 19:14:09 UTC

[GitHub] [arrow] jorgecarleitao commented on pull request #9233: ARROW-11289: [Rust][DataFusion] Implement GROUP BY support for Dictionary Encoded columns

jorgecarleitao commented on pull request #9233:
URL: https://github.com/apache/arrow/pull/9233#issuecomment-761864222


   If we are able to describe in the partitioning information that the partition is hashed by some column that is a dictionary, doesn't that allow us to perform very fast hashing (based on the dictionary indexes)?


----------------------------------------------------------------
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:
users@infra.apache.org