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Posted to github@arrow.apache.org by "comphead (via GitHub)" <gi...@apache.org> on 2023/04/19 19:19:06 UTC

[GitHub] [arrow-datafusion] comphead commented on pull request #6065: Optimize row hash

comphead commented on PR #6065:
URL: https://github.com/apache/arrow-datafusion/pull/6065#issuecomment-1515249274

   Performance improvement with optimized `datafusion::physical_plan::aggregates::row_hash::slice_and_maybe_filter` there is ~25% gain.
   was 68sec, now 50 sec
   
   2.4 GHz 8-Core Intel Core i9
   
   Query 
   https://github.com/apache/arrow-datafusion/issues/5969#issue-1663320375


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