GitHub user viirya opened a pull request:
https://github.com/apache/spark/pull/10067
[Minor][SQL] Check bitmasks to set nullable property
Following up #10038.
We can use bitmasks to determine which grouping expressions need to be set
as nullable.
cc @yhuai
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/viirya/spark-1 fix-cube-following
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/10067.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 #10067
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commit 69be01dd36af7badd84725ecd87f8f7a0cdbbf42
Author: Liang-Chi Hsieh <[email protected]>
Date: 2015-12-01T16:12:55Z
Check bitmasks to set nullable property.
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