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https://issues.apache.org/jira/browse/HIVE-11623?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14711663#comment-14711663
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Pengcheng Xiong commented on HIVE-11623:
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[~jcamachorodriguez], thanks for your comments. AFAIK, I have not seen table
alias null. When there is virtual column, we will have a table alias equal to
an empty string.
> CBO: Calcite Operator To Hive Operator (Calcite Return Path): fix the
> tableAlias for ReduceSink operator
> --------------------------------------------------------------------------------------------------------
>
> Key: HIVE-11623
> URL: https://issues.apache.org/jira/browse/HIVE-11623
> Project: Hive
> Issue Type: Sub-task
> Components: CBO
> Reporter: Pengcheng Xiong
> Assignee: Pengcheng Xiong
> Attachments: HIVE-11623.01.patch, HIVE-11623.02.patch
>
>
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