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https://issues.apache.org/jira/browse/SPARK-28344?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17021449#comment-17021449
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Dongjoon Hyun commented on SPARK-28344:
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cc [~tgraves]
> fail the query if detect ambiguous self join
> --------------------------------------------
>
> Key: SPARK-28344
> URL: https://issues.apache.org/jira/browse/SPARK-28344
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 2.3.4, 2.4.4, 3.0.0
> Reporter: Wenchen Fan
> Assignee: Wenchen Fan
> Priority: Major
> Labels: correctness
> Fix For: 3.0.0
>
>
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