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https://issues.apache.org/jira/browse/HIVE-10864?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14566402#comment-14566402
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Ashutosh Chauhan commented on HIVE-10864:
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+1
> CBO (Calcite Return Path): auto_join2.q returning wrong results
> ---------------------------------------------------------------
>
> Key: HIVE-10864
> URL: https://issues.apache.org/jira/browse/HIVE-10864
> Project: Hive
> Issue Type: Sub-task
> Components: CBO
> Reporter: Jesus Camacho Rodriguez
> Assignee: Jesus Camacho Rodriguez
> Attachments: HIVE-10864.patch
>
>
> auto_join2.q returns wrong results when return path is on. The problem is
> that we create the same join expression once per input reference when we are
> translating. Thus, we incorrectly end up with a key composed by multiple
> expressions in those cases.
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