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https://issues.apache.org/jira/browse/HIVE-4599?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13678332#comment-13678332
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Eric Hanson commented on HIVE-4599:
-----------------------------------
This patch appears to take out the printed messages saying whether or not the
vectorization path is being used. Can we put those back? Those are important
for the user to know.
> VectorGroupByOperator steals the non-vectorized children and crashes query if
> vectorization fails
> -------------------------------------------------------------------------------------------------
>
> Key: HIVE-4599
> URL: https://issues.apache.org/jira/browse/HIVE-4599
> Project: Hive
> Issue Type: Sub-task
> Components: Query Processor
> Affects Versions: vectorization-branch
> Reporter: Remus Rusanu
> Assignee: Jitendra Nath Pandey
> Attachments: HIVE-4599.1.patch
>
>
> Have the VGBy clone it's own row mode children or implement vector mode
> output (including VectorReduceSinkOperator)
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