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https://issues.apache.org/jira/browse/ARROW-13923?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17411834#comment-17411834
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Yibo Cai commented on ARROW-13923:
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xsimd refactored recently. I'll upgrade it first.
Met with some issues when building with clang, pr is ready.
https://github.com/xtensor-stack/xsimd/pull/553

> [C++] Improve CSV chunker with SIMD
> -----------------------------------
>
>                 Key: ARROW-13923
>                 URL: https://issues.apache.org/jira/browse/ARROW-13923
>             Project: Apache Arrow
>          Issue Type: Improvement
>          Components: C++
>            Reporter: Yibo Cai
>            Assignee: Yibo Cai
>            Priority: Major
>         Attachments: 1.diff
>
>
> POC test shows about 5x performance improvement when leveraging simd to 
> optimize csv boundary finder.



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