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https://issues.apache.org/jira/browse/ARROW-10899?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17318707#comment-17318707
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Kirill Lykov commented on ARROW-10899:
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Thanks for the reference to the blog, I read all of his posts.
I've checked with my benchmarks Travis' final radix_sort7 version, see below.
It kind of rocks!
!all_random_wholeRange.png!
> [C++] Investigate radix sort for integer arrays
> -----------------------------------------------
>
> Key: ARROW-10899
> URL: https://issues.apache.org/jira/browse/ARROW-10899
> Project: Apache Arrow
> Issue Type: Wish
> Components: C++
> Reporter: Antoine Pitrou
> Priority: Major
> Attachments: Screen Shot 2021-02-09 at 17.48.13.png, Screen Shot
> 2021-02-10 at 10.58.23.png, all_random_wholeRange.png
>
>
> For integer arrays with a non-tiny range of values, we currently use a stable
> sort. It may be faster to use a radix sort instead.
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