GitHub user actuaryzhang opened a pull request:
https://github.com/apache/spark/pull/17159
[SPARK-19818][SparkR] union should check for name consistency of input data
frames
## What changes were proposed in this pull request?
Added checks for name consistency of input data frames in union.
## How was this patch tested?
new test.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/actuaryzhang/spark sparkRUnion
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/17159.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 #17159
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commit 769780697d81f91e911b5af516c24b8b4291f27d
Author: actuaryzhang <actuaryzhan...@gmail.com>
Date: 2017-03-04T02:53:22Z
union checks for name consistency
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