GitHub user ash211 opened a pull request:
https://github.com/apache/spark/pull/19694
[SPARK-22470][DOC][SQL] functions.hash is also used internally for shuffle
and bucketing
## What changes were proposed in this pull request?
Add clarifying documentation to the scaladoc of `functions.hash`
## How was this patch tested?
Existing tests, though this is a docs-only change.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/ash211/spark patch-4
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/19694.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 #19694
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commit 94278a7f76e5383228c7d974825abb80f4f0f8b9
Author: Andrew Ash <and...@andrewash.com>
Date: 2017-11-08T10:56:31Z
[SPARK-22470][DOC][SQL] functions.hash is also used internally for shuffle
and bucketing
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