GitHub user petermaxlee opened a pull request:
https://github.com/apache/spark/pull/13966
[SPARK-16276][SQL] Implement elt SQL function
## What changes were proposed in this pull request?
This patch implements the elt function, as it is implemented in Hive.
## How was this patch tested?
Added expression unit test in StringExpressionsSuite and end-to-end test in
StringFunctionsSuite.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/petermaxlee/spark SPARK-16276
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/13966.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 #13966
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commit 7cea3b1b2a1d34c14515242477903db5b4e6fb84
Author: petermaxlee <[email protected]>
Date: 2016-06-29T05:19:53Z
[SPARK-16276][SQL] Implement elt SQL function
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