GitHub user cloud-fan opened a pull request:
https://github.com/apache/spark/pull/17704
[SPARK-20409][SQL] fail early if aggregate function in GROUP BY
## What changes were proposed in this pull request?
It's illegal to have aggregate function in GROUP BY, and we should fail at
analysis phase, if this happens.
## How was this patch tested?
new regression test
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/cloud-fan/spark minor
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/17704.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 #17704
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commit 87619eb0efc23ecb09fa97e5c01d3d4f9f2fbc02
Author: Wenchen Fan <[email protected]>
Date: 2017-04-20T11:39:10Z
fail early if aggregate function in GROUP BY
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