GitHub user jinxing64 opened a pull request:

    https://github.com/apache/spark/pull/18866

    [SPARK-21649][SQL] Support writing data into hive bucket table.

    ## What changes were proposed in this pull request?
    
    Support writing hive bucket table. Spark internally uses Murmur3Hash for 
partitioning. We can use hive hash for compatibility when write to bucket table.
    
    ## How was this patch tested?
    
    Unit test.

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

    $ git pull https://github.com/jinxing64/spark SPARK-21649

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

    https://github.com/apache/spark/pull/18866.patch

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

    This closes #18866
    
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commit 51d2c110d01b8a4ef1d53d144c443e0e9b43817b
Author: jinxing <jinxing6...@126.com>
Date:   2017-08-07T04:12:56Z

    Support writing data into hive bucket table.

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