| /* |
| * 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.phoenix.end2end; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.hbase.HBaseConfiguration; |
| import org.apache.hadoop.hbase.HBaseTestingUtility; |
| import org.apache.hadoop.hbase.HConstants; |
| import org.apache.hadoop.hbase.MiniHBaseCluster; |
| import org.apache.phoenix.end2end.NeedsOwnMiniClusterTest; |
| import org.apache.phoenix.jdbc.PhoenixConnection; |
| import org.apache.phoenix.jdbc.PhoenixDriver; |
| import org.apache.phoenix.query.ConnectionQueryServices.Feature; |
| import org.apache.phoenix.query.QueryServices; |
| import org.apache.phoenix.util.PhoenixRuntime; |
| import org.apache.phoenix.util.PropertiesUtil; |
| import org.junit.AfterClass; |
| import org.junit.Assume; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| import org.junit.experimental.categories.Category; |
| |
| import java.sql.Connection; |
| import java.sql.DriverManager; |
| import java.sql.PreparedStatement; |
| import java.sql.ResultSet; |
| import java.sql.Statement; |
| import java.util.Properties; |
| import java.util.Random; |
| import java.util.UUID; |
| |
| import static org.apache.hadoop.hbase.HConstants.HBASE_CLIENT_SCANNER_TIMEOUT_PERIOD; |
| import static org.apache.phoenix.query.BaseTest.generateUniqueName; |
| import static org.apache.phoenix.query.BaseTest.setUpConfigForMiniCluster; |
| import static org.apache.phoenix.query.QueryServices.*; |
| import static org.apache.phoenix.util.TestUtil.TEST_PROPERTIES; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.fail; |
| |
| |
| /** |
| * This is a separate from @PartialResultDisabledIT because it requires server side configuration |
| */ |
| @Category(NeedsOwnMiniClusterTest.class) |
| public class PartialResultServerConfigurationIT { |
| private static HBaseTestingUtility hbaseTestUtil; |
| private static String zkQuorum; |
| private static String url; |
| |
| @BeforeClass |
| public static synchronized void setUp() throws Exception { |
| Configuration conf = HBaseConfiguration.create(); |
| hbaseTestUtil = new HBaseTestingUtility(conf); |
| setUpConfigForMiniCluster(conf); |
| |
| //Enforce the limit of the result, so scans will stop between cells. |
| conf.setLong(HConstants.HBASE_CLIENT_SCANNER_MAX_RESULT_SIZE_KEY, 5); |
| conf.setLong(HConstants.HBASE_SERVER_SCANNER_MAX_RESULT_SIZE_KEY, 5); |
| |
| hbaseTestUtil.startMiniCluster(); |
| zkQuorum = "localhost:" + hbaseTestUtil.getZkCluster().getClientPort(); |
| url = PhoenixRuntime.JDBC_PROTOCOL + PhoenixRuntime.JDBC_PROTOCOL_SEPARATOR + zkQuorum; |
| |
| DriverManager.registerDriver(PhoenixDriver.INSTANCE); |
| } |
| |
| @AfterClass |
| public static synchronized void tearDownAfterClass() throws Exception { |
| try { |
| DriverManager.deregisterDriver(PhoenixDriver.INSTANCE); |
| } finally { |
| hbaseTestUtil.shutdownMiniCluster(); |
| } |
| } |
| |
| /** |
| * This test creates two tables with a single record at the end of each tables that match the join condition |
| * if scanner context is used during the scan, it would produce a partial row with NULL values. |
| * @throws Exception |
| */ |
| @Test |
| public void testJoinScan() throws Exception { |
| String tableNameR = generateUniqueName(); |
| String tableNameL = generateUniqueName(); |
| |
| int numRecords = 1000; |
| try (Connection conn = DriverManager.getConnection(url)) { |
| conn.createStatement().execute( |
| "CREATE TABLE " + tableNameR + " (PK1 INTEGER NOT NULL PRIMARY KEY, KV1 VARCHAR)"); |
| int i = 0; |
| String upsert = "UPSERT INTO " + tableNameR + " VALUES (?, ?)"; |
| Random random = new Random(); |
| PreparedStatement stmt = conn.prepareStatement(upsert); |
| while (i < numRecords) { |
| stmt.setInt(1, i); |
| stmt.setString(2, UUID.randomUUID().toString()); |
| stmt.executeUpdate(); |
| i++; |
| } |
| stmt.setInt(1, 9999); |
| stmt.setString(2, UUID.randomUUID().toString()); |
| stmt.executeUpdate(); |
| conn.commit(); |
| conn.createStatement().execute( |
| "CREATE TABLE " + tableNameL + " (PK1 INTEGER NOT NULL PRIMARY KEY, KV1 VARCHAR)"); |
| upsert = "UPSERT INTO " + tableNameL + " VALUES (?, ?)"; |
| stmt = conn.prepareStatement(upsert); |
| while (i < numRecords * 2) { |
| stmt.setInt(1, random.nextInt()); |
| stmt.setString(2, "KV" + random.nextInt()); |
| stmt.executeUpdate(); |
| i++; |
| } |
| stmt.setInt(1, 9999); |
| stmt.setString(2, UUID.randomUUID().toString()); |
| stmt.executeUpdate(); |
| conn.commit(); |
| |
| String sql = "SELECT * FROM " + tableNameR + " A JOIN " + tableNameL + " B ON A.PK1 = B.PK1"; |
| Statement s = conn.createStatement(); |
| s.setFetchSize(2); |
| ResultSet rs = s.executeQuery(sql); |
| int count = 0; |
| while (rs.next()) { |
| if (rs.getString(2) == null || rs.getString(4) == null) |
| fail("Null value because of partial result from scan"); |
| count++; |
| } |
| assertEquals(count, 1); |
| } |
| } |
| |
| } |