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https://issues.apache.org/jira/browse/HIVE-16423?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15980932#comment-15980932
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Lefty Leverenz commented on HIVE-16423:
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This needs a release note for the hint syntax.
> Add hint to enforce semi join optimization
> ------------------------------------------
>
> Key: HIVE-16423
> URL: https://issues.apache.org/jira/browse/HIVE-16423
> Project: Hive
> Issue Type: Improvement
> Reporter: Deepak Jaiswal
> Assignee: Deepak Jaiswal
> Labels: TODOC3.0
> Fix For: 3.0.0
>
> Attachments: HIVE-16423.1.patch, HIVE-16423.2.patch,
> HIVE-16423.3.patch, HIVE-16423.4.patch
>
>
> Add hints in semijoin to enforce particular semi join optimization.
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