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https://issues.apache.org/jira/browse/HIVE-20950?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jesus Camacho Rodriguez reassigned HIVE-20950:
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Assignee: Steve Carlin
> Transform OUTER join with condition always true into INNER join
> ---------------------------------------------------------------
>
> Key: HIVE-20950
> URL: https://issues.apache.org/jira/browse/HIVE-20950
> Project: Hive
> Issue Type: Improvement
> Components: CBO
> Reporter: Jesus Camacho Rodriguez
> Assignee: Steve Carlin
> Priority: Major
>
> For instance, it may help the join reordering algorithm.
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