zanmato1984 commented on PR #40998:
URL: https://github.com/apache/arrow/pull/40998#issuecomment-2060589435

   Maybe a dumb question. Seems the column sorting will happen anyway in 
encoding [1], how can `Grouper` disrespect this fact and do the comparison with 
`are_cols_in_encoding_order=true`?
   
   [1] 
https://github.com/apache/arrow/blob/63c91ff32b8547f0bfd6ff827d7a6901d9e7ca5c/cpp/src/arrow/compute/row/row_internal.cc#L65
   [2] 
https://github.com/apache/arrow/blob/63c91ff32b8547f0bfd6ff827d7a6901d9e7ca5c/cpp/src/arrow/compute/row/grouper.cc#L582


-- 
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: github-unsubscr...@arrow.apache.org

For queries about this service, please contact Infrastructure at:
us...@infra.apache.org

Reply via email to