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https://issues.apache.org/jira/browse/BEAM-11190?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17350093#comment-17350093
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Beam JIRA Bot commented on BEAM-11190:
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This issue was marked "stale-assigned" and has not received a public comment in
7 days. It is now automatically unassigned. If you are still working on it, you
can assign it to yourself again. Please also give an update about the status of
the work.
> grouping on categorical columns should not require Singleton partitioning
> -------------------------------------------------------------------------
>
> Key: BEAM-11190
> URL: https://issues.apache.org/jira/browse/BEAM-11190
> Project: Beam
> Issue Type: Improvement
> Components: sdk-py-core
> Reporter: Brian Hulette
> Priority: P2
> Labels: stale-P2
> Fix For: 2.26.0
>
> Time Spent: 40m
> Remaining Estimate: 0h
>
> Currently groupby with observed=False (the default) requires aggregating in
> the Singleton partition since it would otherwise produce results with every
> index value within every partition.
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