GitHub user StephanEwen opened a pull request:
https://github.com/apache/incubator-flink/pull/207
[FLINK-1237] Add support for custom partitioners
- Functions: GroupReduce, Reduce, Aggregate on UnsortedGrouping,
SortedGrouping (Java API & Scala API)
- Manual partition on DataSet (Java API & Scala API)
- Distinct operations provide semantic properties for preservation of
distinctified fields
- Tests for pushown (or not pushdown) of custom partitionings and forced
rebalancing
- Tests for GlobalProperties matching of partitionings
- Caching of generated requested data properties for unary operators
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/StephanEwen/incubator-flink partitioner
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/incubator-flink/pull/207.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 #207
----
commit 8a955e51959fbf3a3028496f809f89b60c4e7945
Author: Stephan Ewen <[email protected]>
Date: 2014-11-17T00:04:12Z
[FLINK-1233] Fix flaky AggregateITCase
commit 8d97af04ebf3bd530d8d0382744b5261615f18b3
Author: Stephan Ewen <[email protected]>
Date: 2014-11-13T15:26:07Z
[FLINK-1237] Add support for custom partitioners
- Functions: GroupReduce, Reduce, Aggregate on UnsortedGrouping,
SortedGrouping (Java API & Scala API)
- Manual partition on DataSet (Java API & Scala API)
- Distinct operations provide semantic properties for preservation of
distinctified fields
- Tests for pushown (or not pushdown) of custom partitionings and forced
rebalancing
- Tests for GlobalProperties matching of partitionings
- Caching of generated requested data properties for unary operators
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