GitHub user yanboliang opened a pull request:
https://github.com/apache/spark/pull/9994
[SPARK-12011] [SQL] Stddev/Variance etc should support columnName as
arguments
Spark SQL aggregate function
stddev/stddev_pop/stddev_samp/variance/var_pop/var_samp/skewness/kurtosis/collect_list/collect_set
should support columnName as arguments like other aggregate
function(max/min/count/sum).
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/yanboliang/spark SPARK-12011
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/9994.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 #9994
----
commit 1d36ff74a908f6a371275714f0bb9848bacfb146
Author: Yanbo Liang <[email protected]>
Date: 2015-11-26T08:57:21Z
Stddev/Variance etc should support columnName as arguments
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