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https://issues.apache.org/jira/browse/ARROW-9433?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17366911#comment-17366911
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Wes McKinney commented on ARROW-9433:
-------------------------------------
This might be achievable similar to ARROW-9432 by rewriting the indices (to
make the negative numbers all 0 or similar) and then setting the null bitmap
entries according to what's negative.
> [C++/Python] Add option to Take kernel to interpret negative indices as NULL
> ----------------------------------------------------------------------------
>
> Key: ARROW-9433
> URL: https://issues.apache.org/jira/browse/ARROW-9433
> Project: Apache Arrow
> Issue Type: New Feature
> Components: C++, Python
> Reporter: Uwe Korn
> Priority: Major
> Fix For: 5.0.0
>
>
> Currently negative integers are explicitly forbidding in the {{Take}} kernel.
> It would be nice to have the option to treat negative integers as NULL
> instead.
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