GitHub user cloud-fan opened a pull request:
https://github.com/apache/spark/pull/9904
[SPARK-11894][SQL] fix isNull for GetInternalRowField
We should use `InternalRow.isNullAt` to check if the field is null before
calling `InternalRow.getXXX`
Thanks @gatorsmile who discovered this bug.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/cloud-fan/spark null
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/9904.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 #9904
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commit fe490914eaa8ccf4c596cba0dfe3ff059f4f4791
Author: Wenchen Fan <[email protected]>
Date: 2015-11-23T07:15:30Z
fix isNull for GetInternalRowField
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