VenuReddy2103 commented on code in PR #3905: URL: https://github.com/apache/hive/pull/3905#discussion_r1090181697
########## standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/DirectSqlInsertPart.java: ########## @@ -0,0 +1,835 @@ +/* + * 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.hadoop.hive.metastore; + +import static org.apache.commons.lang3.StringUtils.repeat; +import static org.apache.hadoop.hive.metastore.Batchable.NO_BATCHING; + +import java.util.ArrayList; +import java.util.HashMap; +import java.util.Iterator; +import java.util.List; +import java.util.Map; + +import javax.jdo.PersistenceManager; + +import org.apache.hadoop.hive.metastore.api.MetaException; +import org.apache.hadoop.hive.metastore.model.MColumnDescriptor; +import org.apache.hadoop.hive.metastore.model.MFieldSchema; +import org.apache.hadoop.hive.metastore.model.MOrder; +import org.apache.hadoop.hive.metastore.model.MPartition; +import org.apache.hadoop.hive.metastore.model.MPartitionColumnPrivilege; +import org.apache.hadoop.hive.metastore.model.MPartitionPrivilege; +import org.apache.hadoop.hive.metastore.model.MSerDeInfo; +import org.apache.hadoop.hive.metastore.model.MStorageDescriptor; +import org.apache.hadoop.hive.metastore.model.MStringList; +import org.datanucleus.ExecutionContext; +import org.datanucleus.api.jdo.JDOPersistenceManager; +import org.datanucleus.identity.DatastoreId; +import org.datanucleus.metadata.AbstractClassMetaData; +import org.datanucleus.metadata.IdentityType; + +/** + * This class contains the methods to insert into tables on the underlying database using direct SQL + */ +class DirectSqlInsertPart { + private final PersistenceManager pm; + private final DatabaseProduct dbType; + private final int batchSize; + + public DirectSqlInsertPart(PersistenceManager pm, DatabaseProduct dbType, int batchSize) { + this.pm = pm; + this.dbType = dbType; + this.batchSize = batchSize; + } + + /** + * Interface to execute multiple row insert query in batch for direct SQL + */ + interface BatchExecutionContext { + void execute(String batchQueryText, int batchRowCount, int batchParamCount) throws MetaException; + } + + private Long getDataStoreId(Class<?> modelClass) throws MetaException { Review Comment: Have already added java docs for public methods. Didn't add for private method. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
