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https://issues.apache.org/jira/browse/HIVE-670?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12734260#action_12734260
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Namit Jain commented on HIVE-670:
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It will conflict with other open patches - so, once 673 is in, this can be
merged after regeneration
> Explain should show output column names
> ---------------------------------------
>
> Key: HIVE-670
> URL: https://issues.apache.org/jira/browse/HIVE-670
> Project: Hadoop Hive
> Issue Type: Improvement
> Components: Query Processor
> Reporter: Zheng Shao
> Attachments: HIVE-670.1.patch
>
>
> Explain currently only shows the expressions (in which it references the
> output column names of the last operator).
> However, it does not show the output column names of the last operator, which
> makes it hard to debug.
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