[GitHub] Clarkkkkk opened a new pull request #7258: Flink 11084

[GitBox <gi...@apache.org>]

Clarkkkkk opened a new pull request #7258: Flink 11084
URL: https://github.com/apache/flink/pull/7258
 
 
   ## What is the purpose of the change
   
   This PR fix the incorrect output when there are consecutive split and select.
   
   
   ## Brief change log
     - Add a OutputSelectorWrapper to hold current OutputSelector and all consecutive parent OutputSelectors and select names.
     - Iterate over all parent OutputSelectors before using current OutputSelector
   
   
   ## Verifying this change
   
   This change added tests and can be verified as follows: ConsecutiveSplitSelectTest.testConsecutiveSplitSelect
   
   ## Does this pull request potentially affect one of the following parts:
   
     - Dependencies (does it add or upgrade a dependency): no
     - The public API, i.e., is any changed class annotated with `@Public(Evolving)`: no
     - The serializers: no
     - The runtime per-record code paths (performance sensitive): yes
     - Anything that affects deployment or recovery: JobManager (and its components), Checkpointing, Yarn/Mesos, ZooKeeper: yes
     - The S3 file system connector: no
   
   ## Documentation
   
     - Does this pull request introduce a new feature? No.
   

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