[GitHub] [carbondata] KanakaKumar commented on a change in pull request #3288: [CARBONDATA-3437] Changed implementation of Map datatype

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KanakaKumar commented on a change in pull request #3288: [CARBONDATA-3437] Changed implementation of Map datatype
URL: https://github.com/apache/carbondata/pull/3288#discussion_r294786582
 
 

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 File path: processing/src/main/java/org/apache/carbondata/processing/loading/parser/impl/MapParserImpl.java
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 @@ -44,12 +44,13 @@ public MapParserImpl(String delimiter, String nullFormat, String keyValueDelimit
         String[] split = pattern.split(value, -1);
         if (ArrayUtils.isNotEmpty(split)) {
           ArrayList<Object> array = new ArrayList<>();
-          Set<Object> set = new HashSet<>();
+          Map<Object, String> map = new HashMap<>();
           for (int i = 0; i < split.length; i++) {
             Object currKey = split[i].split(keyValueDelimiter)[0];
-            if (set.add(currKey)) {
-              array.add(child.parse(split[i]));
-            }
+            map.put(currKey, split[i]);
+          }
+          for (Map.Entry<Object, String> entry : map.entrySet()) {
 
 Review comment:
   This may change the order of user input. You can use LinkedHashMap to maintain the insertion order.

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