GitHub user mgaido91 opened a pull request:
https://github.com/apache/spark/pull/19653
[SPARK-22418][SQL][TEST] Add test cases for NULL Handling
## What changes were proposed in this pull request?
Added a test class to check NULL handling behavior.
The expected behavior is defined as the one of the most well-known
databases as specified here: https://sqlite.org/nulls.html.
## How was this patch tested?
Added test class
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/mgaido91/spark SPARK-22418
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/19653.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 #19653
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commit 60f2829fc418a5aa7d265ecc0dca38d1f41e1ba6
Author: Marco Gaido <[email protected]>
Date: 2017-11-03T14:17:42Z
[SPARK-22418][SQL][TEST] Add test cases for NULL Handling
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