GitHub user gallenvara opened a pull request:
https://github.com/apache/flink/pull/1838
[FLINK-2998] Support range partition comparison for multi input nodes.
The PR implements range partition comparison in operation such as join and
cogroup for multi inputs, now optimizer can optimize the dag to avoid
re-partition if it find the data distributions user supplied are equal.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/gallenvara/flink flink-2998
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/flink/pull/1838.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 #1838
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commit 37e6147a829e50ba8a45c26f225e16e7695f6489
Author: gallenvara <gallenv...@126.com>
Date: 2016-03-29T14:36:21Z
Support range partition comparison for multi input nodes.
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