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https://issues.apache.org/jira/browse/HIVE-8186?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14149169#comment-14149169
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Xuefu Zhang commented on HIVE-8186:
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I think I got it. Virtual Column. But I really hope we publish a DICT for these
ABBRs. Before we use any, we put it in the DICT first.
> Self join may fail if one side has VCs and other doesn't
> --------------------------------------------------------
>
> Key: HIVE-8186
> URL: https://issues.apache.org/jira/browse/HIVE-8186
> Project: Hive
> Issue Type: Sub-task
> Reporter: Sergey Shelukhin
> Assignee: Sergey Shelukhin
> Attachments: HIVE-8186.1.patch.txt
>
>
> See comments. This also fails on trunk, although not on original join_vc query
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