yanghua commented on a change in pull request #991: Hudi Test Suite (Refactor) URL: https://github.com/apache/incubator-hudi/pull/991#discussion_r344621141
########## File path: hudi-bench/src/main/java/org/apache/hudi/bench/dag/nodes/HiveQueryNode.java ########## @@ -0,0 +1,99 @@ +/* + * 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.hudi.bench.dag.nodes; + +import java.sql.Connection; +import java.sql.DriverManager; +import java.sql.ResultSet; +import java.sql.SQLException; +import java.sql.Statement; +import org.apache.hudi.DataSourceUtils; +import org.apache.hudi.bench.configuration.DeltaConfig.Config; +import org.apache.hudi.bench.dag.ExecutionContext; +import org.apache.hudi.bench.helpers.HiveServiceProvider; +import org.apache.hudi.common.util.collection.Pair; +import org.apache.hudi.hive.HiveSyncConfig; + +public class HiveQueryNode extends DagNode<Boolean> { + + private HiveServiceProvider hiveServiceProvider; + + public HiveQueryNode(Config config) { + this.config = config; + this.hiveServiceProvider = new HiveServiceProvider(config); + } + + @Override + public void execute(ExecutionContext executionContext) throws Exception { + log.info("Executing hive query node..." + this.getName()); + this.hiveServiceProvider.startLocalHiveServiceIfNeeded(executionContext.getDeltaWriter().getConfiguration()); + // this.hiveServiceProvider.syncToLocalHiveIfNeeded(writer); + HiveSyncConfig hiveSyncConfig = DataSourceUtils + .buildHiveSyncConfig(executionContext.getDeltaWriter().getDeltaStreamerWrapper() + .getDeltaSyncService().getDeltaSync().getProps(), + executionContext.getDeltaWriter().getDeltaStreamerWrapper() + .getDeltaSyncService().getDeltaSync().getCfg().targetBasePath); + this.hiveServiceProvider.syncToLocalHiveIfNeeded(executionContext.getDeltaWriter()); + Connection con = DriverManager.getConnection(hiveSyncConfig.jdbcUrl, hiveSyncConfig.hiveUser, + hiveSyncConfig.hivePass); + Statement stmt = con.createStatement(); + if (this.config.getHiveExecutionEngine() != null) { + executeStatement("set hive.execution.engine=" + this.config.getHiveExecutionEngine(), stmt); + } + if (this.config.getHiveQueueName() != null) { + executeStatement("set " + getQueueNameKeyForExecutionEngine(this.config.getHiveExecutionEngine()) + + "=" + this.config.getHiveQueueName(), stmt); + } + // Allow queries without partition predicate + executeStatement("set hive.strict.checks.large.query=false", stmt); + // Dont gather stats for the table created + executeStatement("set hive.stats.autogather=false", stmt); + for (Pair<String, Integer> queryAndResult : this.config.getHiveQueries()) { + log.info("Running => " + queryAndResult.getLeft()); + ResultSet res = stmt.executeQuery(queryAndResult.getLeft()); + if (res.getRow() == 0) { + assert 0 == queryAndResult.getRight(); + } else { + assert res.getInt(0) == queryAndResult.getRight(); + } + log.info("Successfully validated query!"); + } + this.hiveServiceProvider.stopLocalHiveServiceIfNeeded(); + } + + private void executeStatement(String query, Statement stmt) throws SQLException { + log.info("Executing statement " + stmt.toString()); + stmt.execute(query); + } + + private String getQueueNameKeyForExecutionEngine(String executionEngine) { + if (executionEngine == null) { + return "mapred.job.queue.name"; Review comment: Can we define these string as constants? ---------------------------------------------------------------- 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. For queries about this service, please contact Infrastructure at: us...@infra.apache.org With regards, Apache Git Services
