GitHub user gatorsmile opened a pull request:
https://github.com/apache/spark/pull/16152
[SPARK-18720] [SQL] [MINOR] Code Refactoring of withColumn
### What changes were proposed in this pull request?
Our existing withColumn for adding metadata can simply use the existing
public withColumn API.
### How was this patch tested?
The existing test cases cover it.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/gatorsmile/spark withColumnRefactoring
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/16152.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 #16152
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commit 35511d8c8bb4ca417812f21440141c70f9282d35
Author: gatorsmile <[email protected]>
Date: 2016-12-05T19:05:03Z
fix.
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