GitHub user rxin opened a pull request:
https://github.com/apache/spark/pull/6573
[SPARK-8023][SQL] Add "deterministic" attribute to Expression to avoid
collapsing nondeterministic projects.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/rxin/spark deterministic
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/6573.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 #6573
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commit f9d6a7387fa130b21e8e4f7dc489e3afd1534554
Author: Yin Huai <[email protected]>
Date: 2015-06-02T03:50:45Z
Add a deterministic method to Expression.
commit e38f264db24405706c1f70d6278b1e73d13f9555
Author: Yin Huai <[email protected]>
Date: 2015-06-02T03:56:20Z
Comment.
commit da56200bc077d6564de53a8959c99768d0aa790c
Author: Yin Huai <[email protected]>
Date: 2015-06-02T04:44:15Z
Comments.
commit da3fde1702a4bd992d4525bd217c1fdeff684fb4
Author: Reynold Xin <[email protected]>
Date: 2015-06-02T04:45:33Z
Merge pull request #6570 from yhuai/SPARK-8023
[SPARK-8023] [SQL] Add a deterministic method to Expression.
commit 356cd22af4f3340c1fb41f893cb6ca73530858de
Author: Reynold Xin <[email protected]>
Date: 2015-06-02T05:26:44Z
Added unit test for the optimizer.
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