[GitHub] [carbondata] ravipesala commented on a change in pull request #3198: [CARBONDATA-3369] Fix issues during concurrent execution of Create table If not exists

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ravipesala commented on a change in pull request #3198: [CARBONDATA-3369] Fix issues during concurrent execution of Create table If not exists
URL: https://github.com/apache/carbondata/pull/3198#discussion_r281471444
 
 

 ##########
 File path: integration/spark2/src/main/scala/org/apache/spark/sql/execution/command/table/CarbonCreateTableCommand.scala
 ##########
 @@ -166,7 +167,35 @@ case class CarbonCreateTableCommand(
              """.stripMargin)
           }
         } catch {
-          case e: AnalysisException => throw e
+          case e: AnalysisException =>
+            // AnalysisException thrown with table already exists msg incase of conurrent drivers
+            if (e.getMessage().contains("already exists")) {
+
+              // Clear the cache first
+              CarbonEnv.getInstance(sparkSession).carbonMetaStore
+                .removeTableFromMetadata(dbName, tableName)
+
+              // Delete the folders created by this call if the actual path is different
+              val actualPath = CarbonEnv
+                .getCarbonTable(TableIdentifier(tableName, Option(dbName)))(sparkSession)
+                .getTablePath
+
+              if (!actualPath.equalsIgnoreCase(tablePath)) {
+                LOGGER
+                  .info(
 
 Review comment:
   It is supposed to be error

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