GitHub user marmbrus opened a pull request:
https://github.com/apache/spark/pull/1122
[SPARK-2184][SQL] AddExchange isn't idempotent
...redPartitioning.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/marmbrus/spark fixAddExchange
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/1122.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 #1122
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commit 3417537922ca0a18dbcbaf50eb11cb8a4509a5fc
Author: Michael Armbrust <mich...@databricks.com>
Date: 2014-06-18T23:03:54Z
Don't bind partitioning expressions as that breaks comparison with
requiredPartitioning.
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