GitHub user tdas opened a pull request:
https://github.com/apache/spark/pull/13210
SPARK-15428
## What changes were proposed in this pull request?
Incrementalizing plans of with multiple streaming aggregation is tricky and
we dont have the necessary support for "delta" to implement correctly. So
disabling the support for multiple streaming aggregations.
## How was this patch tested?
Additional unit tests
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/tdas/spark SPARK-15428
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/13210.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 #13210
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commit 88b42324827aa4c0721367891a4fa4d7e158b4d1
Author: Tathagata Das <tathagata.das1...@gmail.com>
Date: 2016-05-20T03:23:31Z
SPARK-15428
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