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From gvramana <...@git.apache.org>
Subject [GitHub] carbondata pull request #1008: [CARBONDATA-1145] Fix single-pass issue for m...
Date Thu, 15 Jun 2017 08:03:50 GMT
Github user gvramana commented on a diff in the pull request:

    https://github.com/apache/carbondata/pull/1008#discussion_r122119892
  
    --- Diff: core/src/main/java/org/apache/carbondata/core/dictionary/generator/TableDictionaryGenerator.java
---
    @@ -116,9 +116,11 @@ public Integer size(DictionaryMessage key) {
     
       public void updateGenerator(CarbonDimension dimension) {
         // reuse dictionary generator
    -    if (null == columnMap.get(dimension.getColumnId())) {
    -      columnMap.put(dimension.getColumnId(),
    -              new IncrementalColumnDictionaryGenerator(dimension, 1));
    +    synchronized (columnMap) {
    --- End diff --
    
    double check as above is also required here


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