GitHub user huaxingao opened a pull request:
https://github.com/apache/spark/pull/21313
[SPARK-24187][R][SQL]Add array_join function to SparkR
## What changes were proposed in this pull request?
This PR adds array_join function to SparkR
## How was this patch tested?
Add unit test in test_sparkSQL.R
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/huaxingao/spark spark-24187
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/21313.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 #21313
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commit 0c21160751c82c4c453efea72e0553f6802f24a2
Author: Huaxin Gao <huaxing@...>
Date: 2018-05-13T16:07:14Z
[SPARK-24187][R][SQL]Adding array_join function to SparkR
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