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Date: Sat, 18 Feb 2017 09:52:44 +0000 (UTC)
From: "ASF GitHub Bot (JIRA)" <jira@apache.org>
To: issues@flink.apache.org
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Subject: [jira] [Commented] (FLINK-5767) New aggregate function interface
 and built-in aggregate functions
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archived-at: Sat, 18 Feb 2017 09:52:50 -0000


    [ https://issues.apache.org/jira/browse/FLINK-5767?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15873081#comment-15873081 ] 

ASF GitHub Bot commented on FLINK-5767:
---------------------------------------

GitHub user shaoxuan-wang opened a pull request:

    https://github.com/apache/flink/pull/3354

    [FLINK-5767] [Table] New aggregate function interface and built-in aggregate functions

    
    Thanks for contributing to Apache Flink. Before you open your pull request, please take the following check list into consideration.
    If your changes take all of the items into account, feel free to open your pull request. For more information and/or questions please refer to the [How To Contribute guide](http://flink.apache.org/how-to-contribute.html).
    In addition to going through the list, please provide a meaningful description of your changes.
    
    - [X] General
      - The pull request references the related JIRA issue ("[FLINK-XXX] Jira title text")
      - The pull request addresses only one issue
      - Each commit in the PR has a meaningful commit message (including the JIRA id)
    
    - [ ] Documentation
      - Documentation has been added for new functionality
      - Old documentation affected by the pull request has been updated
      - JavaDoc for public methods has been added
    
    - [X] Tests & Build
      - Functionality added by the pull request is covered by tests
      - `mvn clean verify` has been executed successfully locally or a Travis build has passed


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

    $ git pull https://github.com/shaoxuan-wang/flink F5767-submit

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

    https://github.com/apache/flink/pull/3354.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 #3354
    
----
commit 6a2937a94fb2a00345fb5792a8c00c604fbee2c7
Author: Shaoxuan Wang <wshaoxuan@gmail.com>
Date:   2017-02-18T09:18:38Z

    [FLINK-5767] [Table] New aggregate function interface and built-in aggregate functions

----


> New aggregate function interface and built-in aggregate functions
> -----------------------------------------------------------------
>
>                 Key: FLINK-5767
>                 URL: https://issues.apache.org/jira/browse/FLINK-5767
>             Project: Flink
>          Issue Type: Sub-task
>          Components: Table API & SQL
>            Reporter: Shaoxuan Wang
>            Assignee: Shaoxuan Wang
>
> Add a new aggregate function interface. This includes implementing the aggregate interface, migrating the existing aggregation functions to this interface, and adding the unit tests for these functions.


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