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https://issues.apache.org/jira/browse/HIVE-23423?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Gopal Vijayaraghavan updated HIVE-23423:
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Attachment: HIVE-23423.1.patch
> Hash aggregation is always disabled in vectorized execution of grouping set
> queries
> -----------------------------------------------------------------------------------
>
> Key: HIVE-23423
> URL: https://issues.apache.org/jira/browse/HIVE-23423
> Project: Hive
> Issue Type: Bug
> Components: Hive, Operators, Query Processor
> Affects Versions: 4.0.0
> Reporter: Nita Dembla
> Assignee: Gopal Vijayaraghavan
> Priority: Major
> Labels: Performance
> Attachments: HIVE-23423.1.patch, HIVE-23423.WIP.patch
>
>
> https://issues.apache.org/jira/browse/HIVE-23356 fixed the issue with
> disabling hash aggregation on grouping set queries. Need a fix for
> VectorGroupbyOperator operator.
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