GitHub user chenghao-intel opened a pull request:
https://github.com/apache/spark/pull/6257
[SPARK-7320] [SQL] Add Cube / Rollup for dataframe
Add `cube` & `rollup` for DataFrame
For example:
```scala
testData.rollup($"a" + $"b", $"b").agg(sum($"a" - $"b"))
testData.cube($"a" + $"b", $"b").agg(sum($"a" - $"b"))
```
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/chenghao-intel/spark rollup
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/6257.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 #6257
----
commit ef357e1bd15ab9cd52cd66bcf2bce8b70aef22cb
Author: Cheng Hao <[email protected]>
Date: 2015-05-19T06:30:29Z
Add Cube / Rollup for dataframe
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