GitHub user viirya opened a pull request:
https://github.com/apache/spark/pull/20817
[SPARK-23599][SQL] Add a UUID generator from Pseudo-Random Numbers
## What changes were proposed in this pull request?
This patch adds a UUID generator from Pseudo-Random Numbers. We can use it
later to have deterministic `UUID()` expression.
## How was this patch tested?
Added unit tests.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/viirya/spark-1 SPARK-23599
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/20817.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 #20817
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commit b7bce25f83622c4adb97dd03e7414811770d7d4d
Author: Liang-Chi Hsieh <viirya@...>
Date: 2018-03-14T05:31:13Z
Add a UUID generator from Pseudo-Random Numbers.
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