[jira] [Commented] (FLINK-9593) Unify AfterMatch semantics with SQL MATCH_RECOGNIZE

["ASF GitHub Bot (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/FLINK-9593?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16513493#comment-16513493 ] 

ASF GitHub Bot commented on FLINK-9593:
---------------------------------------

GitHub user dawidwys opened a pull request:

    https://github.com/apache/flink/pull/6171

    [FLINK-9593] Unified After Match semantics with SQL MATCH_RECOGNIZE

    ## What is the purpose of the change
    
    Unify semantics of AfteMatch skip with SQL standard to enable CEP ans SQL integration.
    
    ## Brief change log
    
    - partial/completed matches are pruned based on which one happened first.
    
    ## Verifying this change
    
    *(Please pick either of the following options)*
    
    
    This change added tests:
    
    - testSkipPastLastWithOneOrMoreAtBeginning
    - testSkipBeforeOtherAlreadyCompleted
    
    and adjusted all other tests in class `AfterMatchSkipITCase.java`
    
    ## 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, Yarn/Mesos, ZooKeeper: (yes / **no** / don't know)
      - The S3 file system connector: (yes / **no** / don't know)


You can merge this pull request into a Git repository by running:

    $ git pull https://github.com/dawidwys/flink cep-after-first-match

Alternatively you can review and apply these changes as the patch at:

    https://github.com/apache/flink/pull/6171.patch

To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

    This closes #6171
    
----
commit aca1b71de9b342840043983c8e3eabecb5f0afd4
Author: Dawid Wysakowicz <dw...@...>
Date:   2018-06-14T15:10:05Z

    [FLINK-9593] Unified After Match semantics with SQL MATCH_RECOGNIZE

----


> Unify AfterMatch semantics with SQL MATCH_RECOGNIZE
> ---------------------------------------------------
>
>                 Key: FLINK-9593
>                 URL: https://issues.apache.org/jira/browse/FLINK-9593
>             Project: Flink
>          Issue Type: Improvement
>          Components: CEP
>            Reporter: Dawid Wysakowicz
>            Assignee: Dawid Wysakowicz
>            Priority: Major
>




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