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Posted to jira@arrow.apache.org by "Yibo Cai (Jira)" <ji...@apache.org> on 2021/09/07 10:24:00 UTC

[jira] [Updated] (ARROW-13923) [C++] Improve CSV chunker with SIMD

     [ https://issues.apache.org/jira/browse/ARROW-13923?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Yibo Cai updated ARROW-13923:
-----------------------------
    Attachment: 1.diff

> [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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