Xingcan Cui created FLINK-8257:
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Summary: Unify the value checks for setParallelism()
Key: FLINK-8257
URL: https://issues.apache.org/jira/browse/FLINK-8257
Project: Flink
Issue Type: Improvement
Components: Configuration
Reporter: Xingcan Cui
The {{setParallelism()}} method exist in many components from different levels.
Some of them require the input value to be greater than 1 (e.g., ), while some
of also allow the value to be (e.g., {{DataSink.setParallelism()}})
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