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https://issues.apache.org/jira/browse/ARROW-13295?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Antoine Pitrou resolved ARROW-13295.
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Fix Version/s: 6.0.0
Resolution: Fixed
Issue resolved by pull request 10792
[https://github.com/apache/arrow/pull/10792]
> [C++] Implement hash_aggregate mean/stdev/variance kernels
> ----------------------------------------------------------
>
> Key: ARROW-13295
> URL: https://issues.apache.org/jira/browse/ARROW-13295
> Project: Apache Arrow
> Issue Type: Improvement
> Components: C++
> Reporter: David Li
> Assignee: David Li
> Priority: Major
> Labels: pull-request-available
> Fix For: 6.0.0
>
> Time Spent: 3h 20m
> Remaining Estimate: 0h
>
> We have scalar aggregate kernels for these already that can serve as the
> basis for a hash aggregate implementation.
> Depends on ARROW-12759 as that refactors how hash aggregate kernels are
> implemented.
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