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https://issues.apache.org/jira/browse/HIVE-18908?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16451539#comment-16451539
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Matt McCline commented on HIVE-18908:
-------------------------------------
Putting this change into hibernation for now. Not a priority to work on it for
now.
> Add support for FULL OUTER JOIN to MapJoin
> ------------------------------------------
>
> Key: HIVE-18908
> URL: https://issues.apache.org/jira/browse/HIVE-18908
> Project: Hive
> Issue Type: Improvement
> Components: Hive
> Reporter: Matt McCline
> Assignee: Matt McCline
> Priority: Critical
> Attachments: FULL OUTER MapJoin Code Changes.docx,
> HIVE-18908.01.patch, HIVE-18908.02.patch, HIVE-18908.03.patch,
> HIVE-18908.04.patch, HIVE-18908.05.patch, HIVE-18908.06.patch,
> HIVE-18908.08.patch, HIVE-18908.09.patch, HIVE-18908.091.patch,
> HIVE-18908.092.patch, HIVE-18908.093.patch, HIVE-18908.096.patch, JOIN to
> MAPJOIN Transformation.pdf, SHARED-MEMORY FULL OUTER MapJoin.pdf
>
>
> Currently, we do not support FULL OUTER JOIN in MapJoin.
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