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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 updated HIVE-16557:
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    Status: Patch Available  (was: In Progress)

> 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
>         Attachments: HIVE-16557.01.patch, HIVE-16557.02.patch
>
>
> Gopal pointed out that native Vectorization of ReduceSink is missing the 
> empty key case.



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