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https://issues.apache.org/jira/browse/HIVE-12272?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Pengcheng Xiong updated HIVE-12272:
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Description: To repo, run testCliDriver_unionDistinct_2 with return path on.
> CBO: Calcite Operator To Hive Operator (Calcite Return Path) : columnPruner
> prunes everything when union is the last operator before FS
> ---------------------------------------------------------------------------------------------------------------------------------------
>
> Key: HIVE-12272
> URL: https://issues.apache.org/jira/browse/HIVE-12272
> Project: Hive
> Issue Type: Sub-task
> Components: CBO
> Reporter: Pengcheng Xiong
> Assignee: Pengcheng Xiong
>
> To repo, run testCliDriver_unionDistinct_2 with return path on.
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