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https://issues.apache.org/jira/browse/HIVE-4468?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Remus Rusanu resolved HIVE-4468.
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Resolution: Not A Problem
The existing vectorization handles GroupBy
> Extend plan vectorization to cover GroupByOperator
> --------------------------------------------------
>
> Key: HIVE-4468
> URL: https://issues.apache.org/jira/browse/HIVE-4468
> Project: Hive
> Issue Type: Sub-task
> Components: Query Processor
> Affects Versions: vectorization-branch
> Reporter: Remus Rusanu
> Assignee: Remus Rusanu
> Priority: Minor
>
> Extend the vectorization operation to support the GroupBy operator
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