[jira] [Created] (FLINK-17020) Introduce GlobalDataExchangeMode for JobGraph Generation

[Shang Yuanchun (Jira)]

Zhu Zhu created FLINK-17020:
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             Summary: Introduce GlobalDataExchangeMode for JobGraph Generation
                 Key: FLINK-17020
                 URL: https://issues.apache.org/jira/browse/FLINK-17020
             Project: Flink
          Issue Type: Sub-task
          Components: Runtime / Coordination
    Affects Versions: 1.11.0
            Reporter: Zhu Zhu
             Fix For: 1.11.0


Introduce GlobalDataExchangeMode with 4 modes:
 * ALL_EDGES_BLOCKING
 * FORWARD_EDGES_PIPELINED
 * POINTWISE_EDGES_PIPELINED
 * ALL_EDGES_PIPELINED

StreamGraph will be extended with a new field to host the GlobalDataExchangeMode. In the JobGraph generation stage, this mode will be used to determine the data exchange type of each job edge.

More details see [FLIP-119#Global Data Exchange Mode|https://cwiki.apache.org/confluence/display/FLINK/FLIP-119+Pipelined+Region+Scheduling#FLIP-119PipelinedRegionScheduling-GlobalDataExchangeMode]



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