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[C++] Implement hash_aggregate mean/stdev/variance kernels #18738

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asfimport opened this issue Jul 9, 2021 · 1 comment
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[C++] Implement hash_aggregate mean/stdev/variance kernels #18738

asfimport opened this issue Jul 9, 2021 · 1 comment

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@asfimport
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asfimport commented Jul 9, 2021

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.

Reporter: David Li / @lidavidm
Assignee: David Li / @lidavidm

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Note: This issue was originally created as ARROW-13295. Please see the migration documentation for further details.

@asfimport
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Antoine Pitrou / @pitrou:
Issue resolved by pull request 10792
#10792

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