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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (FLINK-2997) Support range partition with user customized data distribution.
Date Wed, 23 Mar 2016 10:51:25 GMT

    [ https://issues.apache.org/jira/browse/FLINK-2997?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15208214#comment-15208214
] 

ASF GitHub Bot commented on FLINK-2997:
---------------------------------------

Github user fhueske commented on a diff in the pull request:

    https://github.com/apache/flink/pull/1776#discussion_r57139893
  
    --- Diff: flink-tests/src/test/java/org/apache/flink/test/javaApiOperators/CustomDistributionITCase.java
---
    @@ -110,52 +118,93 @@ public void mapPartition(Iterable<Tuple3<Integer, Integer,
String>> values, Coll
     	}
     
     	/**
    -	 * The class is used to do the tests of range partition with customed data distribution.
    +	 * The class is used to do the tests of range partition with one key.
     	 */
    -	public static class TestDataDist implements DataDistribution {
    +	public static class TestDataDist1 implements DataDistribution {
     
     		private int dim;
    --- End diff --
    
    No need for `dim`.


> Support range partition with user customized data distribution.
> ---------------------------------------------------------------
>
>                 Key: FLINK-2997
>                 URL: https://issues.apache.org/jira/browse/FLINK-2997
>             Project: Flink
>          Issue Type: New Feature
>            Reporter: Chengxiang Li
>
> This is a followup work of FLINK-7, sometime user have better knowledge of the source
data, and they can build customized data distribution to do range partition more efficiently.



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