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https://issues.apache.org/jira/browse/ARROW-16849?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17555480#comment-17555480
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xiangxiang Shen commented on ARROW-16849:
-----------------------------------------

cc [~apitrou] [~jorisvandenbossche] 

> [C++][compute] Replace If-Else branch with bitwise operators in 
> aggregate_basic_internal
> ----------------------------------------------------------------------------------------
>
>                 Key: ARROW-16849
>                 URL: https://issues.apache.org/jira/browse/ARROW-16849
>             Project: Apache Arrow
>          Issue Type: Improvement
>          Components: C++
>            Reporter: xiangxiang Shen
>            Priority: Major
>              Labels: pull-request-available
>          Time Spent: 0.5h
>  Remaining Estimate: 0h
>
> [https://github.com/apache/arrow/blob/8737123019ecb49e1670ea7b94b02404dc3709b5/cpp/src/arrow/compute/kernels/aggregate_basic_internal.h#L189-L193]
>  
> Here, can use bitwise operators to avoid If-Else branch and improve 
> computation performance.
> h4.



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