GitHub user rxin opened a pull request:
https://github.com/apache/spark/pull/16379
[SPARK-18969][SQL] Support grouping by nondeterministic expressions - WIP
## What changes were proposed in this pull request?
WIP
## How was this patch tested?
Added a new test suite PullOutNondeterministicSuite to cover the new case
and existing cases.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/rxin/spark group-by-nondeter
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/16379.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 #16379
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commit ac81d953608faa8792297400be03d71c816afb0d
Author: Reynold Xin <[email protected]>
Date: 2016-12-22T01:33:47Z
[SPARK-18969][SQL] Support grouping by nondeterministic expressions
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