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https://issues.apache.org/jira/browse/HIVE-18561?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16343429#comment-16343429
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Matt McCline commented on HIVE-18561:
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Committed to master. [~teddy.choi] thank you for your review!
> Vectorization: Current vector PTF doesn't work under GroupBy and is designed
> for reduce-shuffle input
> -----------------------------------------------------------------------------------------------------
>
> Key: HIVE-18561
> URL: https://issues.apache.org/jira/browse/HIVE-18561
> Project: Hive
> Issue Type: Bug
> Components: Hive
> Reporter: Matt McCline
> Assignee: Matt McCline
> Priority: Critical
> Attachments: HIVE-18561.01.patch, HIVE-18561.02.patch,
> HIVE-18561.03.patch, HIVE-18561.04.patch
>
>
> Need to add validation check in Vectorizer that doesn't vectorize unless PTF
> is under reduce-shuffle (with optional SELECT in-between).
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