[GitHub] carbondata pull request #2725: [CARBONDATA-2942] Add read and write support ...

[xuchuanyin]

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

    https://github.com/apache/carbondata/pull/2725#discussion_r218273764
  
    --- Diff: 
core/src/main/java/org/apache/carbondata/core/datastore/DataRefNode.java ---
    @@ -125,4 +125,12 @@ DimensionRawColumnChunk readDimensionChunk(FileReader 
fileReader, int columnInde
        * @return
        */
       BitSetGroup getIndexedData();
    +
    +  /**
    +   * Return the array which contains the flag for each column whether the 
min max for that column
    +   * is written in metadata or not
    +   *
    +   * @return
    --- End diff --
    
    unnecessary ’return‘


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