[GitHub] [carbondata] maheshrajus commented on a change in pull request #4218: [CARBONDATA-4285] Alter add complex columns with global sort compaction is failed

[GitBox]

maheshrajus commented on a change in pull request #4218:
URL: https://github.com/apache/carbondata/pull/4218#discussion_r709845377



##########
File path: 
processing/src/main/java/org/apache/carbondata/processing/datatypes/PrimitiveDataType.java
##########
@@ -412,16 +412,18 @@ private void updateValueToByteStream(DataOutputStream 
dataOutputStream, byte[] v
     dataOutputStream.write(value);
   }
 
-  private void updateNullValue(DataOutputStream dataOutputStream, 
BadRecordLogHolder logHolder)
-      throws IOException {
+  private void updateNullValue(Object input, DataOutputStream dataOutputStream,
+      BadRecordLogHolder logHolder) throws IOException {
     CarbonUtil.updateNullValueBasedOnDatatype(dataOutputStream, 
this.carbonDimension.getDataType());
-    String message = 
logHolder.getColumnMessageMap().get(carbonDimension.getColName());
-    if (null == message) {
-      message = CarbonDataProcessorUtil
-          .prepareFailureReason(carbonDimension.getColName(), 
carbonDimension.getDataType());
-      logHolder.getColumnMessageMap().put(carbonDimension.getColName(), 
message);
+    if (null == input) {
+      String message = 
logHolder.getColumnMessageMap().get(carbonDimension.getColName());
+      if (null == message) {
+        message = CarbonDataProcessorUtil
+            .prepareFailureReason(carbonDimension.getColName(), 
carbonDimension.getDataType());
+        logHolder.getColumnMessageMap().put(carbonDimension.getColName(), 
message);
+        logHolder.setReason(message);

Review comment:
       done




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