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From davies <>
Subject [GitHub] spark pull request: [SPARK-14853] [SQL] Support LeftSemi/LeftAnti ...
Date Mon, 25 Apr 2016 20:42:01 GMT
GitHub user davies opened a pull request:

    [SPARK-14853] [SQL] Support LeftSemi/LeftAnti in SortMergeJoinExec

    ## What changes were proposed in this pull request?
    This PR update SortMergeJoinExec to support LeftSemi/LeftAnti, so it could support all
the join types, same as other three join implementations: BroadcastHashJoinExec, ShuffledHashJoinExec,and
    This PR also simplify the join selection in SparkStrategy.
    ## How was this patch tested?
    Added new tests.

You can merge this pull request into a Git repository by running:

    $ git pull smj_semi

Alternatively you can review and apply these changes as the patch at:

To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

    This closes #12668
commit cccdcaa7f72fabbf896706f5a48fd759cd720729
Author: Davies Liu <>
Date:   2016-04-25T19:23:16Z

    support left semi/anti using SortMergeJoin

commit dd16fe195d9cfb50108dacc2e8fb8c319404e3b6
Author: Davies Liu <>
Date:   2016-04-25T20:02:40Z

    clean up join selection


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