fhueske commented on a change in pull request #6003: [FLINK-9289][Dataset]
Parallelism of generated operators should have max parallelism of input
URL: https://github.com/apache/flink/pull/6003#discussion_r210240946
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File path:
flink-java/src/main/java/org/apache/flink/api/java/operators/UnionOperator.java
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@@ -65,7 +65,8 @@ public UnionOperator(DataSet<T> input1, DataSet<T> input2,
String unionLocationN
@Override
public UnionOperator<T> setParallelism(int parallelism) {
- // The parallelism of an UnionOperator should not be set.
+ // Union is not translated to an independent operator but executed by
multiplexing
Review comment:
-2 space indention
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