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https://issues.apache.org/jira/browse/HIVE-4599?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13678411#comment-13678411
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Jitendra Nath Pandey commented on HIVE-4599:
--------------------------------------------
Those messages are logged at debug level.
> 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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