danny0405 commented on code in PR #6325:
URL: https://github.com/apache/hudi/pull/6325#discussion_r939877586
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hudi-flink-datasource/hudi-flink/src/main/java/org/apache/hudi/sink/utils/Pipelines.java:
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@@ -432,7 +432,9 @@ public static DataStreamSink<Object> clean(Configuration
conf, DataStream<Object
}
public static DataStreamSink<Object> dummySink(DataStream<Object>
dataStream) {
- return dataStream.addSink(Pipelines.DummySink.INSTANCE).name("dummy");
+ return dataStream.addSink(Pipelines.DummySink.INSTANCE)
+ .setParallelism(1)
+ .name("dummy");
Review Comment:
+1, curious about why the append write function has `rebalance` exchange
with this sink, and why they are not chained together.
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