[GitHub] [arrow] maqister commented on pull request #14585: ARROW-17884: [C++] Add Intel®-IAA/QPL-based Parquet RLE Decode

Sun, 27 Nov 2022 22:30:18 -0800 


maqister commented on PR #14585:
URL: https://github.com/apache/arrow/pull/14585#issuecomment-1328606308

   > @maqister We run benchmark test on ReadRowGroups APIs, test results show 
that there are 1~2X perf improvements according to different rle-encoded bit 
width of parquet file.
   > arrow with iaa<img alt="image" width="1224" 
src="https://user-images.githubusercontent.com/100556669/203264126-972646a7-59d6-4911-83da-2adc8fdb4de6.png";>
   > arrow master <img alt="image" width="1215" 
src="https://user-images.githubusercontent.com/100556669/203264181-974c4162-03f4-4a64-a582-f4568a6ef084.png";>
   
   thanks a lot for sharing the results!


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