GitHub user gvramana opened a pull request:
https://github.com/apache/spark/pull/4466
[SPARK-5680][SQL] Sum function on all null values, should return zero
SELECT sum('a'), avg('a'), variance('a'), std('a') FROM src;
Should give output as
0.0 NULL NULL NULL
This fixes hive udaf_number_format.q
Author: Venkata Ramana G <[email protected]>
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/gvramana/spark sum_fix
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/4466.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 #4466
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commit bee6882f07d8ebd0f177f1dbdf315b4428554aa2
Author: Venkata Ramana Gollamudi <[email protected]>
Date: 2015-02-06T08:52:32Z
fix sum function for all null data
commit d4287c8c211e4d88e643e2b2e4a9146f3bda23bd
Author: Venkata Ramana Gollamudi <[email protected]>
Date: 2015-02-09T07:11:25Z
Add udaf_number_format to whitelist and golden answer
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