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ASF GitHub Bot commented on FLINK-2998: --------------------------------------- Github user fhueske commented on a diff in the pull request: https://github.com/apache/flink/pull/1838#discussion_r60395706 --- Diff: flink-tests/src/test/java/org/apache/flink/test/javaApiOperators/CoGroupITCase.java --- @@ -797,4 +873,46 @@ public void coGroup(Iterable<Integer> first, Iterable<Tuple3<Integer, Long, Stri } } } + + public static class TestDistribution implements DataDistribution { + public Integer boundaries[][] = new Integer[][]{ + new Integer[]{2, 2}, + new Integer[]{5, 4}, + new Integer[]{10, 12}, + new Integer[]{21, 6} + }; + + public TestDistribution() {} + + @Override + public Object[] getBucketBoundary(int bucketNum, int totalNumBuckets) { + return boundaries[bucketNum]; + } + + @Override + public int getNumberOfFields() { + return 2; + } + + @Override + public TypeInformation[] getKeyTypes() { + return new TypeInformation[]{BasicTypeInfo.INT_TYPE_INFO, BasicTypeInfo.INT_TYPE_INFO}; --- End diff -- Change to `Integer, Long` to support the orginal data type. > Support range partition comparison for multi input nodes. > --------------------------------------------------------- > > Key: FLINK-2998 > URL: https://issues.apache.org/jira/browse/FLINK-2998 > Project: Flink > Issue Type: New Feature > Components: Optimizer > Reporter: Chengxiang Li > Priority: Minor > > The optimizer may have potential opportunity to optimize the DAG while it > found two input range partition are equivalent, we does not support the > comparison yet. -- This message was sent by Atlassian JIRA (v6.3.4#6332)