[GitHub] [carbondata] Indhumathi27 commented on a change in pull request #3184: [CARBONDATA-3357] Support TableProperties from single parent table and restrict alter/delete/partition on mv
Indhumathi27 commented on a change in pull request #3184: [CARBONDATA-3357]
Support TableProperties from single parent table and restrict
alter/delete/partition on mv
URL: https://github.com/apache/carbondata/pull/3184#discussion_r282590280
##
File path:
integration/spark2/src/main/scala/org/apache/spark/sql/execution/command/mv/DataMapListeners.scala
##
@@ -139,3 +148,130 @@ object LoadPostDataMapListener extends
OperationEventListener {
}
}
}
+
+/**
+ * Listeners to block operations like delete segment on id or by date on tables
+ * having an mv datamap or on mv datamap tables
+ */
+object DataMapDeleteSegmentPreListener extends OperationEventListener {
+ /**
+ * Called on a specified event occurrence
+ *
+ * @param event
+ * @param operationContext
+ */
+ override def onEvent(event: Event, operationContext: OperationContext): Unit
= {
+val carbonTable = event match {
+ case e: DeleteSegmentByIdPreEvent =>
+e.asInstanceOf[DeleteSegmentByIdPreEvent].carbonTable
+ case e: DeleteSegmentByDatePreEvent =>
+e.asInstanceOf[DeleteSegmentByDatePreEvent].carbonTable
+}
+if (null != carbonTable) {
+ if (CarbonTable.hasMVDataMap(carbonTable)) {
+throw new UnsupportedOperationException(
+ "Delete segment operation is not supported on tables which have mv
datamap")
+ }
+ if (DataMapUtil.isMVDataMapTable(carbonTable)) {
+throw new UnsupportedOperationException(
+ "Delete segment operation is not supported on mv table")
+ }
+}
+ }
+}
+
+object DataMapAddColumnsPreListener extends OperationEventListener {
+ /**
+ * Called on a specified event occurrence
+ *
+ * @param event
+ * @param operationContext
+ */
+ override def onEvent(event: Event, operationContext: OperationContext): Unit
= {
+val dataTypeChangePreListener =
event.asInstanceOf[AlterTableAddColumnPreEvent]
+val carbonTable = dataTypeChangePreListener.carbonTable
+if (DataMapUtil.isMVDataMapTable(carbonTable)) {
+ throw new UnsupportedOperationException(
+s"Cannot add columns in MV DataMap table ${
+ carbonTable.getDatabaseName
+}.${ carbonTable.getTableName }")
+}
+ }
+}
+
+
+object DataMapDropColumnPreListener extends OperationEventListener {
+ /**
+ * Called on a specified event occurrence
+ *
+ * @param event
+ * @param operationContext
+ */
+ override def onEvent(event: Event, operationContext: OperationContext): Unit
= {
+val dropColumnChangePreListener =
event.asInstanceOf[AlterTableDropColumnPreEvent]
+val carbonTable = dropColumnChangePreListener.carbonTable
+val alterTableDropColumnModel =
dropColumnChangePreListener.alterTableDropColumnModel
+val columnsToBeDropped = alterTableDropColumnModel.columns
+if (CarbonTable.hasMVDataMap(carbonTable)) {
+ val dataMapSchemaList = DataMapStoreManager.getInstance
+.getDataMapSchemasOfTable(carbonTable).asScala
+ for (dataMapSchema <- dataMapSchemaList) {
+if (null != dataMapSchema && !dataMapSchema.isIndexDataMap) {
+ val listOfColumns =
DataMapListeners.getDataMapTableColumns(dataMapSchema, carbonTable)
+ val columnExistsInChild = listOfColumns.collectFirst {
+case parentColumnName if
columnsToBeDropped.contains(parentColumnName) =>
+ parentColumnName
+ }
+ if (columnExistsInChild.isDefined) {
+throw new UnsupportedOperationException(
+ s"Column ${ columnExistsInChild.head } cannot be dropped because
it exists " +
+ s"in mv datamap ${ dataMapSchema.getRelationIdentifier.toString
}")
+ }
+}
+ }
+}
+if (DataMapUtil.isMVDataMapTable(carbonTable)) {
+ throw new UnsupportedOperationException(
+s"Cannot drop columns present in MV datamap table ${
carbonTable.getDatabaseName }." +
+s"${ carbonTable.getTableName }")
+}
+ }
+}
+
+object DataMapChangeDataTypeorRenameColumnPreListener
+ extends OperationEventListener {
+ /**
+ * Called on a specified event occurrence
+ *
+ * @param event
+ * @param operationContext
+ */
+ override def onEvent(event: Event, operationContext: OperationContext): Unit
= {
+val colRenameDataTypeChangePreListener = event
+ .asInstanceOf[AlterTableColRenameAndDataTypeChangePreEvent]
+val carbonTable = colRenameDataTypeChangePreListener.carbonTable
+val alterTableDataTypeChangeModel = colRenameDataTypeChangePreListener
+ .alterTableDataTypeChangeModel
+val columnToBeAltered: String = alterTableDataTypeChangeModel.columnName
+if (CarbonTable.hasMVDataMap(carbonTable)) {
+ val dataMapSchemaList = DataMapStoreManager.getInstance
+.getDataMapSchemasOfTable(carbonTable).asScala
+ for (dataMapSchema <- dataMapSchemaList) {
+if (null != dataMapSchema && !dataMapSchema.isIndexDataMap) {
+ val
[GitHub] [carbondata] Indhumathi27 commented on a change in pull request #3184: [CARBONDATA-3357] Support TableProperties from single parent table and restrict alter/delete/partition on mv
Indhumathi27 commented on a change in pull request #3184: [CARBONDATA-3357]
Support TableProperties from single parent table and restrict
alter/delete/partition on mv
URL: https://github.com/apache/carbondata/pull/3184#discussion_r282591445
##
File path:
integration/spark2/src/main/scala/org/apache/spark/sql/execution/command/mv/DataMapListeners.scala
##
@@ -139,3 +148,130 @@ object LoadPostDataMapListener extends
OperationEventListener {
}
}
}
+
+/**
+ * Listeners to block operations like delete segment on id or by date on tables
+ * having an mv datamap or on mv datamap tables
+ */
+object DataMapDeleteSegmentPreListener extends OperationEventListener {
+ /**
+ * Called on a specified event occurrence
+ *
+ * @param event
+ * @param operationContext
+ */
+ override def onEvent(event: Event, operationContext: OperationContext): Unit
= {
+val carbonTable = event match {
+ case e: DeleteSegmentByIdPreEvent =>
+e.asInstanceOf[DeleteSegmentByIdPreEvent].carbonTable
+ case e: DeleteSegmentByDatePreEvent =>
+e.asInstanceOf[DeleteSegmentByDatePreEvent].carbonTable
+}
+if (null != carbonTable) {
+ if (CarbonTable.hasMVDataMap(carbonTable)) {
Review comment:
Moved to
integration/spark2/src/main/scala/org/apache/spark/util/DataMapUtil.scala
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[GitHub] [carbondata] Indhumathi27 commented on a change in pull request #3184: [CARBONDATA-3357] Support TableProperties from single parent table and restrict alter/delete/partition on mv
Indhumathi27 commented on a change in pull request #3184: [CARBONDATA-3357]
Support TableProperties from single parent table and restrict
alter/delete/partition on mv
URL: https://github.com/apache/carbondata/pull/3184#discussion_r282590217
##
File path:
integration/spark2/src/main/scala/org/apache/spark/sql/execution/command/mv/DataMapListeners.scala
##
@@ -139,3 +148,130 @@ object LoadPostDataMapListener extends
OperationEventListener {
}
}
}
+
+/**
+ * Listeners to block operations like delete segment on id or by date on tables
+ * having an mv datamap or on mv datamap tables
+ */
+object DataMapDeleteSegmentPreListener extends OperationEventListener {
+ /**
+ * Called on a specified event occurrence
+ *
+ * @param event
+ * @param operationContext
+ */
+ override def onEvent(event: Event, operationContext: OperationContext): Unit
= {
+val carbonTable = event match {
+ case e: DeleteSegmentByIdPreEvent =>
+e.asInstanceOf[DeleteSegmentByIdPreEvent].carbonTable
+ case e: DeleteSegmentByDatePreEvent =>
+e.asInstanceOf[DeleteSegmentByDatePreEvent].carbonTable
+}
+if (null != carbonTable) {
+ if (CarbonTable.hasMVDataMap(carbonTable)) {
+throw new UnsupportedOperationException(
+ "Delete segment operation is not supported on tables which have mv
datamap")
Review comment:
done
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[GitHub] [carbondata] Indhumathi27 commented on a change in pull request #3184: [CARBONDATA-3357] Support TableProperties from single parent table and restrict alter/delete/partition on mv
Indhumathi27 commented on a change in pull request #3184: [CARBONDATA-3357]
Support TableProperties from single parent table and restrict
alter/delete/partition on mv
URL: https://github.com/apache/carbondata/pull/3184#discussion_r281238858
##
File path:
core/src/main/java/org/apache/carbondata/core/datamap/DataMapUtil.java
##
@@ -159,4 +160,13 @@ private static DistributableDataMapFormat
createDataMapJob(CarbonTable carbonTab
return ssm.getValidAndInvalidSegments();
}
+ /**
+ * Check if carbonTable is mv datamap table
+ */
+ public static Boolean isMVdatamapTable(CarbonTable carbonTable) {
Review comment:
done
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[GitHub] [carbondata] Indhumathi27 commented on a change in pull request #3184: [CARBONDATA-3357] Support TableProperties from single parent table and restrict alter/delete/partition on mv
Indhumathi27 commented on a change in pull request #3184: [CARBONDATA-3357]
Support TableProperties from single parent table and restrict
alter/delete/partition on mv
URL: https://github.com/apache/carbondata/pull/3184#discussion_r280009199
##
File path:
datamap/mv/core/src/main/scala/org/apache/carbondata/mv/datamap/MVUtil.scala
##
@@ -0,0 +1,615 @@
+/*
+ * 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.carbondata.mv.datamap
+
+import scala.collection.mutable
+import scala.collection.mutable.ArrayBuffer
+
+import org.apache.spark.sql.{CarbonDatasourceHadoopRelation, SparkSession}
+import org.apache.spark.sql.catalyst.expressions._
+import org.apache.spark.sql.catalyst.expressions.aggregate._
+import org.apache.spark.sql.catalyst.plans.logical._
+import org.apache.spark.sql.execution.command.{ColumnTableRelation,
DataMapField, Field}
+import org.apache.spark.sql.execution.datasources.LogicalRelation
+import org.apache.spark.sql.types.DataType
+
+import org.apache.carbondata.core.metadata.schema.table.CarbonTable
+import org.apache.carbondata.mv.plans.util.ExtractSelectModule
+import org.apache.carbondata.spark.util.CommonUtil
+
+/**
+ * Utility class for keeping all the utility method for mv datamap
+ */
+object MVUtil {
+
+ /**
+ * Below method will be used to validate and get the required fields from
select plan
+ */
+ def getFieldsAndDataMapFieldsFromPlan(plan: LogicalPlan,
+ selectStmt: String,
+ sparkSession: SparkSession):
scala.collection.mutable.LinkedHashMap[Field, DataMapField] = {
+plan match {
Review comment:
ok.. Now handled generic for most of the plans to get
FieldToDataMapFieldMap.. Please check
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