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From lincoln-lil <...@git.apache.org>
Subject [GitHub] flink pull request #5619: [FLINK-8838] [table] Add Support for UNNEST a Mult...
Date Fri, 02 Mar 2018 12:13:48 GMT
GitHub user lincoln-lil opened a pull request:


    [FLINK-8838] [table] Add Support for UNNEST a MultiSet type field.

    ## What is the purpose of the change
    *This PR add support for UNNEST a MultiSet type field according to SQL standard UNNEST
a collection value
    (<collection value expression> ::=  <array value expression> | <multiset
value expression>)
    ## Brief change log
    - *Add support for UNNEST a MultiSet type field
    ## Verifying this change
    - *See added unit tests.
    ## 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: no
    - The S3 file system connector: no
    ## Documentation
    - Does this pull request introduce a new feature? no
    - If yes, how is the feature documented? JavaDocs

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

    $ git pull https://github.com/lincoln-lil/flink FLINK-8838

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


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

    This closes #5619
commit 961582b28ef20bfab1ea47ceb548b6e6e104e1f7
Author: lincoln-lil <lincoln.86xy@...>
Date:   2018-03-02T12:05:44Z

    [FLINK-8838] [table] Add Support for UNNEST a MultiSet type field.



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