GitHub user potix2 opened a pull request:
https://github.com/apache/spark/pull/3604
[SPARK-4735]Spark SQL UDF doesn't support 0 arguments
I fixed the udf bug.
https://issues.apache.org/jira/browse/SPARK-4735
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/potix2/spark bugfix-4735
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/3604.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 #3604
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commit 025537a1ec966fa34330fbbc1ab29c2d3d9943cf
Author: Katsunori Kanda <ka...@amoad.com>
Date: 2014-12-04T11:52:06Z
Add UdfRegistration.registerFunction() for Function0
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