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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 Fri, 18 Mar 2016 14:58:33 GMT

    [ https://issues.apache.org/jira/browse/FLINK-2997?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15201579#comment-15201579
] 

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

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

    https://github.com/apache/flink/pull/1776#discussion_r56668261
  
    --- Diff: flink-tests/src/test/java/org/apache/flink/test/distribution/TestDataDist.java
---
    @@ -0,0 +1,77 @@
    +/*
    + * Licensed to the Apache Software Foundation (ASF) under one
    + * or more contributor license agreements.  See the NOTICE file
    + * distributed with this work for additional information
    + * regarding copyright ownership.  The ASF licenses this file
    + * to you under the Apache License, Version 2.0 (the
    + * "License"); you may not use this file except in compliance
    + * with the License.  You may obtain a copy of the License at
    + *
    + *     http://www.apache.org/licenses/LICENSE-2.0
    + *
    + * Unless required by applicable law or agreed to in writing, software
    + * distributed under the License is distributed on an "AS IS" BASIS,
    + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    + * See the License for the specific language governing permissions and
    + * limitations under the License.
    + */
    +
    +package org.apache.flink.test.distribution;
    +
    +import org.apache.flink.api.common.distributions.DataDistribution;
    +import org.apache.flink.api.common.typeinfo.TypeInformation;
    +import org.apache.flink.api.java.typeutils.TypeExtractor;
    +import org.apache.flink.core.memory.DataInputView;
    +import org.apache.flink.core.memory.DataOutputView;
    +
    +import java.io.IOException;
    +
    +/**
    + * The class is used to do the tests of range partition with customed data distribution.
    + */
    +public class TestDataDist implements DataDistribution {
    --- End diff --
    
    Thanks, @fhueske . I will modify the code tomorrow.


> 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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