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https://issues.apache.org/jira/browse/HIVE-16557?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Matt McCline reassigned HIVE-16557:
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> Vectorization: Specialize ReduceSink empty key case
> ---------------------------------------------------
>
> Key: HIVE-16557
> URL: https://issues.apache.org/jira/browse/HIVE-16557
> Project: Hive
> Issue Type: Bug
> Components: Hive
> Reporter: Matt McCline
> Assignee: Matt McCline
> Priority: Critical
>
> Gopal pointed out that native Vectorization of ReduceSink is missing the
> empty key case.
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