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_r279248549
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File path: integration/spark2/src/main/scala/org/apache/spark/sql/execution/command/mv/MVListeners.scala
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@@ -0,0 +1,137 @@
+/*
+* Licensed to the Apache Software Foundation (ASF) under one or more
+* contributor license agreements. See the NOTICE file distributed with
+* this work for additional information regarding copyright ownership.
+* The ASF licenses this file to You under the Apache License, Version 2.0
+* (the "License"); you may not use this file except in compliance with
+* the License. You may obtain a copy of the License at
+*
+*
http://www.apache.org/licenses/LICENSE-2.0+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+package org.apache.spark.sql.execution.command.mv
+
+import scala.collection.JavaConverters._
+
+import org.apache.spark.sql.SparkSession
+import org.apache.spark.sql.execution.command.AlterTableModel
+import org.apache.spark.sql.execution.command.management.CarbonAlterTableCompactionCommand
+
+import org.apache.carbondata.core.datamap.DataMapStoreManager
+import org.apache.carbondata.core.datamap.status.DataMapStatusManager
+import org.apache.carbondata.core.metadata.schema.datamap.DataMapClassProvider.MV
+import org.apache.carbondata.core.metadata.schema.table.CarbonTable
+import org.apache.carbondata.datamap.DataMapManager
+import org.apache.carbondata.events.{AlterTableCompactionPreStatusUpdateEvent, DeleteFromTablePostEvent, Event, OperationContext, OperationEventListener, UpdateTablePostEvent}
+import org.apache.carbondata.processing.loading.events.LoadEvents.LoadTablePostExecutionEvent
+import org.apache.carbondata.processing.merger.CompactionType
+
+/**
+ * Listener to trigger compaction on mv datamap after main table compaction
+ */
+object AlterMVtableCompactionPostListener extends OperationEventListener {
Review comment:
Don't mention about above MV here
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