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https://issues.apache.org/jira/browse/HIVE-8226?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14150219#comment-14150219
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Matt McCline commented on HIVE-8226:
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It turns out the explain plans and query results match exactly because we don't
vectorize the reduce-side except for Tez.
Thanks for the review!
> Vectorize dynamic partitioning in VectorFileSinkOperator
> --------------------------------------------------------
>
> Key: HIVE-8226
> URL: https://issues.apache.org/jira/browse/HIVE-8226
> Project: Hive
> Issue Type: Bug
> Components: Tez, Vectorization
> Reporter: Matt McCline
> Assignee: Matt McCline
> Priority: Critical
> Attachments: HIVE-8226.01.patch, HIVE-8226.02.patch
>
>
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