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Posted to github@arrow.apache.org by GitBox <gi...@apache.org> on 2020/12/30 16:54:47 UTC

[GitHub] [arrow] andygrove commented on pull request #9048: ARROW-11076: [Rust][DataFusion] Refactor usage of right indices in hash join

andygrove commented on pull request #9048:
URL: https://github.com/apache/arrow/pull/9048#issuecomment-752688847


   For TPC-H q12 at SF=100 and 8 partitions:
   
   | Batch Size | Master | #9043 | #9043 + This PR |
   | --- | --- | --- |
   | 4096 | ??? | ??? | 25.2 s |
   | 8192 | 617.5 s | 70.7 s | 15.5 s |
   | 16384 | 183.1 s | 46.4 s | 13.5 s |
   | 32768 | 59.4 s | 33.3 s | 13.7 s |
   | 65536 | 27.5 s | 20.7 s | 13.8 s |
   | 131072 | 18.4 s | 18.5 s | 14.0 s |
   
   Thank you @Dandandan this is superb :100: 


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