[GitHub] [carbondata] ravipesala commented on a change in pull request #3339: [CARBONDATA-3480] Fixed unnecessary refresh for table by removing modified mdt file

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ravipesala commented on a change in pull request #3339: [CARBONDATA-3480] Fixed unnecessary refresh for table by removing modified mdt file
URL: https://github.com/apache/carbondata/pull/3339#discussion_r311387962
 
 

 ##########
 File path: integration/spark2/src/main/scala/org/apache/spark/sql/hive/CarbonFileMetastore.scala
 ##########
 @@ -672,4 +560,19 @@ class CarbonFileMetastore extends CarbonMetaStore {
       case _ => throw new NoSuchTableException(tableIdentifier.database.get, tableIdentifier.table)
     }
   }
+
+  def removeStaleTimeStampEntries(sparkSession: SparkSession): Unit = {
+    val tablesList = sparkSession.sessionState.catalog.listDatabases().flatMap {
+      database =>
+        sparkSession.sessionState.catalog.listTables(database)
+          .map(table => s"${ database }_${ table }")
+    }
+    val invalidTableIds = CarbonMetadata.getInstance().getAllTables.asScala.collect {
+      case carbonTable if !tablesList.contains(carbonTable.getTableUniqueName) =>
 
 Review comment:
   Make sure the table uniqueName is case insensitive

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