[GitHub] carbondata pull request #1720: [CARBONDATA-1935]fix the backword compatibili...

[jackylk]

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

    https://github.com/apache/carbondata/pull/1720#discussion_r158512233
  
    --- Diff: 
core/src/main/java/org/apache/carbondata/core/metadata/datatype/DataTypes.java 
---
    @@ -184,4 +224,58 @@ public static boolean isMapType(DataType dataType) {
         return dataType.getId() == MAP_TYPE_ID;
       }
     
    +  /**
    +   * This class is added to support backword compatibility with table info 
object, where DATATYPE
    +   * is string in old version and OBJECT in new version
    --- End diff --
    
    mention which version explicitly


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