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Posted to github@arrow.apache.org by GitBox <gi...@apache.org> on 2021/01/20 14:33:02 UTC

[GitHub] [arrow] Dandandan commented on pull request #9271: ARROW-11300: [Rust][DataFusion] Further performance improvements on hash aggregation with small groups

Dandandan commented on pull request #9271:
URL: https://github.com/apache/arrow/pull/9271#issuecomment-763646185


   This PR in itself is ready for review now. The change in approach will help us in the future, even more with `Array.slice` being improved (will create a ticket later), execution times should be further reduced by something like 15-20%.


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