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https://issues.apache.org/jira/browse/FLINK-2998?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15241477#comment-15241477
]
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_r59751421
--- Diff:
flink-tests/src/test/java/org/apache/flink/test/javaApiOperators/CustomDistributionITCase.java
---
@@ -175,6 +175,77 @@ else if (pIdx > 0 && pIdx < dist.getParallelism() - 1)
{
env.execute();
}
+ @Test
+ public void testPartitionKeyLessDistribution() throws Exception{
+ /*
+ * Test the number of keys less than the number of distribution
fields
+ */
+
+ ExecutionEnvironment env =
ExecutionEnvironment.createLocalEnvironment();
+
+ DataSet<Tuple3<Integer, Long, String>> input1 =
CollectionDataSets.get3TupleDataSet(env);
+ final TestDataDist2 dist = new TestDataDist2();
+
+ env.setParallelism(dist.getParallelism());
+
+ DataSet<Boolean> result = DataSetUtils
+ .partitionByRange(input1, dist, 0)
+ .mapPartition(new
RichMapPartitionFunction<Tuple3<Integer, Long, String>, Boolean>() {
+
+ @Override
--- End diff --
Can you adjust the indention to be as in the other test methods?
> 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.
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