[GitHub] [carbondata] kunal642 commented on a change in pull request #3497: [CARBONDATA-3602]Fix MV issues with session level operations

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kunal642 commented on a change in pull request #3497: [CARBONDATA-3602]Fix MV issues with session level operations
URL: https://github.com/apache/carbondata/pull/3497#discussion_r364073658
 
 

 ##########
 File path: datamap/mv/core/src/main/scala/org/apache/carbondata/mv/datamap/MVAnalyzerRule.scala
 ##########
 @@ -83,8 +83,16 @@ class MVAnalyzerRule(sparkSession: SparkSession) extends Rule[LogicalPlan] {
         }
         Aggregate(grp, aExp, child)
     }
-    val catalog = DataMapStoreManager.getInstance().getDataMapCatalog(dataMapProvider,
+    var catalog = DataMapStoreManager.getInstance().getDataMapCatalog(dataMapProvider,
       DataMapClassProvider.MV.getShortName).asInstanceOf[SummaryDatasetCatalog]
+    // when first time DataMapCatalogs are initialized, it stores session info also, but when carbon
 
 Review comment:
   Can this DataMapStoreManager be initialized from CarbonEnv?? This way we can make sure that each sparksession has a new DataMapStoreManger.
   

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