GitHub user mauropalsgraaf opened a pull request:
https://github.com/apache/spark/pull/21807
[SPARK-24536] Validate that limit clause cannot have a nullable expression
## What changes were proposed in this pull request?
It proposes a version in which nullable expressions are not valid in the
limit clause
## How was this patch tested?
It was tested with unit and e2e tests.
Please review http://spark.apache.org/contributing.html before opening a
pull request.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/mauropalsgraaf/spark SPARK-24536
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/21807.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 #21807
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commit 91a5fdaa6a00b4010aa41df00f0bc2d479c74845
Author: Mauro Palsgraaf <mauropalsgraaf@...>
Date: 2018-07-18T16:54:58Z
Validate that limit clause cannot have a nullable expression
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