SteNicholas opened a new pull request #18408:
URL: https://github.com/apache/flink/pull/18408


   ## What is the purpose of the change
   
   *`MATCH_RECOGNIZE` only works currently in Streaming mode. It should also be 
supported in Batch mode.*
   
   ## Brief change log
   
     - *`FlinkBatchRuleSets` adds the `BatchPhysicalMatchRule` for the batch 
rule of the `MATCH_RECOGNIZE`.*
     - *Introduces the `BatchExecMatch` to add the batch `ExecNode` which 
matches along with `MATCH_RECOGNIZE`.*
   
   ## Verifying this change
   
     - *`BatchOperatorNameTest` adds the `testMatch` test case for the batch 
operator of the `MATCH_RECOGNIZE`.*
     - *Adds the `MatchRecognizeTest` and `MatchRecognizeValidationTest` for 
the batch mode of the `MATCH_RECOGNIZE`.*
   
   ## Does this pull request potentially affect one of the following parts:
   
     - Dependencies (does it add or upgrade a dependency): (yes / **no**)
     - The public API, i.e., is any changed class annotated with 
`@Public(Evolving)`: (yes / **no**)
     - The serializers: (yes / **no** / don't know)
     - The runtime per-record code paths (performance sensitive): (yes / **no** 
/ don't know)
     - Anything that affects deployment or recovery: JobManager (and its 
components), Checkpointing, Kubernetes/Yarn, ZooKeeper: (yes / **no** / don't 
know)
     - The S3 file system connector: (yes / **no** / don't know)
   
   ## Documentation
   
     - Does this pull request introduce a new feature? (yes / **no**)
     - If yes, how is the feature documented? (**not applicable** / docs / 
JavaDocs / not documented)


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