[GitHub] [carbondata] ravipesala commented on a change in pull request #3179: [CARBONDATA-3338] Support Incremental DataLoad for MV Datamap[with single parent table]

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ravipesala commented on a change in pull request #3179: [CARBONDATA-3338] Support Incremental DataLoad for MV Datamap[with single parent table]
URL: https://github.com/apache/carbondata/pull/3179#discussion_r279241397
 
 

 ##########
 File path: processing/src/main/java/org/apache/carbondata/processing/merger/CarbonDataMergerUtil.java
 ##########
 @@ -351,6 +357,27 @@ public static boolean updateLoadMetadataWithMergeStatus(List<LoadMetadataDetails
           loadMetadataDetails.setMajorCompacted("true");
         }
 
+        if (DataMapUtil.isMVdatamapTable(carbonTable)) {
+          // If table is mv datamap table, then get segment mapping and set to extraInfo
+          DataMapSchema dataMapSchema = null;
+          try {
+            dataMapSchema = DataMapStatusManager.getDataMapSchema(carbonTable.getTableName()
+                .substring(0,
+                    carbonTable.getTableName().lastIndexOf(CarbonCommonConstants.UNDERSCORE)));
+          } catch (NoSuchDataMapException e) {
+            throw e;
+          }
+          if (null != dataMapSchema) {
+            String segmentMap = DataMapSegmentStatusUtil
+                .getUpdatedSegmentMap(mergedLoadNumber, dataMapSchema, loadDetails);
+            if (null == segmentMap) {
+              loadMetadataDetails.setExtraInfo("");
 
 Review comment:
   It is not required to set blank , just leave it as it is

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