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https://issues.apache.org/jira/browse/HIVE-15588?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Matt McCline updated HIVE-15588:
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Attachment: HIVE-15588.06.patch
Fixup vector_coalesce_3.q.out golden files.
> Vectorization: Fix deallocation of scratch columns in VectorUDFCoalesce, etc
> to prevent wrong reuse
> ---------------------------------------------------------------------------------------------------
>
> Key: HIVE-15588
> URL: https://issues.apache.org/jira/browse/HIVE-15588
> Project: Hive
> Issue Type: Bug
> Components: Hive
> Reporter: Matt McCline
> Assignee: Matt McCline
> Priority: Critical
> Attachments: HIVE-15588.01.patch, HIVE-15588.02.patch,
> HIVE-15588.03.patch, HIVE-15588.04.patch, HIVE-15588.05.patch,
> HIVE-15588.06.patch
>
>
> Make sure we don't deallocate a scratch column too quickly and cause result
> corruption due to scratch column reuse.
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