| /* |
| * 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 static org.apache.phoenix.util.TestUtil.TEST_PROPERTIES; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| |
| import java.sql.Connection; |
| import java.sql.DriverManager; |
| import java.sql.PreparedStatement; |
| import java.sql.ResultSet; |
| import java.util.Collection; |
| import java.util.List; |
| import java.util.Properties; |
| |
| import org.apache.phoenix.util.PropertiesUtil; |
| import org.apache.phoenix.util.QueryUtil; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameters; |
| |
| import com.google.common.collect.Lists; |
| |
| @RunWith(Parameterized.class) |
| public class HashJoinLocalIndexIT extends BaseJoinIT { |
| |
| public HashJoinLocalIndexIT(String[] indexDDL, String[] plans) { |
| super(indexDDL, plans); |
| } |
| |
| @Parameters |
| public static Collection<Object> data() { |
| List<Object> testCases = Lists.newArrayList(); |
| testCases.add(new String[][] { |
| { |
| "CREATE LOCAL INDEX \"idx_customer\" ON " + JOIN_CUSTOMER_TABLE_FULL_NAME + " (name)", |
| "CREATE LOCAL INDEX \"idx_item\" ON " + JOIN_ITEM_TABLE_FULL_NAME + " (name)", |
| "CREATE LOCAL INDEX \"idx_supplier\" ON " + JOIN_SUPPLIER_TABLE_FULL_NAME + " (name)" |
| }, { |
| "CLIENT PARALLEL 1-WAY RANGE SCAN OVER " + JOIN_SUPPLIER_TABLE_FULL_NAME + " [1,'S1']\n" + |
| " SERVER FILTER BY FIRST KEY ONLY\n" + |
| "CLIENT MERGE SORT\n" + |
| " PARALLEL INNER-JOIN TABLE 0\n" + |
| " CLIENT PARALLEL 1-WAY RANGE SCAN OVER " + JOIN_ITEM_TABLE_FULL_NAME + " [1,*] - [1,'T6']\n" + |
| " SERVER FILTER BY FIRST KEY ONLY\n" + |
| " CLIENT MERGE SORT\n" + |
| " DYNAMIC SERVER FILTER BY \"S.:supplier_id\" IN (\"I.supplier_id\")", |
| |
| "CLIENT PARALLEL 1-WAY RANGE SCAN OVER " + JOIN_SUPPLIER_TABLE_FULL_NAME + " [1,'S1']\n" + |
| " SERVER FILTER BY FIRST KEY ONLY\n" + |
| " SERVER AGGREGATE INTO DISTINCT ROWS BY [\"S.PHONE\"]\n" + |
| "CLIENT MERGE SORT\n" + |
| " PARALLEL INNER-JOIN TABLE 0\n" + |
| " CLIENT PARALLEL 1-WAY RANGE SCAN OVER " + JOIN_ITEM_TABLE_FULL_NAME + " [1,*] - [1,'T6']\n" + |
| " SERVER FILTER BY FIRST KEY ONLY\n" + |
| " CLIENT MERGE SORT\n" + |
| " DYNAMIC SERVER FILTER BY \"S.:supplier_id\" IN (\"I.supplier_id\")", |
| |
| "CLIENT PARALLEL 1-WAY RANGE SCAN OVER " + JOIN_SUPPLIER_TABLE_FULL_NAME + " [1,*] - [1,'S3']\n" + |
| " SERVER FILTER BY FIRST KEY ONLY\n" + |
| " SERVER AGGREGATE INTO SINGLE ROW\n" + |
| " PARALLEL LEFT-JOIN TABLE 0\n" + |
| " CLIENT PARALLEL 1-WAY RANGE SCAN OVER " + JOIN_ITEM_TABLE_FULL_NAME + " [1,*] - [1,'T6']\n" + |
| " SERVER FILTER BY FIRST KEY ONLY\n" + |
| " CLIENT MERGE SORT", |
| }}); |
| return testCases; |
| } |
| |
| |
| @Test |
| public void testJoinWithLocalIndex() throws Exception { |
| Properties props = PropertiesUtil.deepCopy(TEST_PROPERTIES); |
| Connection conn = DriverManager.getConnection(getUrl(), props); |
| try { |
| String query = "select phone, i.name from " + getTableName(conn, JOIN_SUPPLIER_TABLE_FULL_NAME) + " s join " + getTableName(conn, JOIN_ITEM_TABLE_FULL_NAME) + " i on s.\"supplier_id\" = i.\"supplier_id\" where s.name = 'S1' and i.name < 'T6'"; |
| PreparedStatement statement = conn.prepareStatement(query); |
| ResultSet rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(rs.getString(1), "888-888-1111"); |
| assertTrue (rs.next()); |
| assertEquals(rs.getString(1), "888-888-1111"); |
| assertFalse(rs.next()); |
| rs = conn.createStatement().executeQuery("EXPLAIN " + query); |
| assertPlansEqual(plans[0], QueryUtil.getExplainPlan(rs)); |
| |
| query = "select phone, max(i.name) from " + getTableName(conn, JOIN_SUPPLIER_TABLE_FULL_NAME) + " s join " + getTableName(conn, JOIN_ITEM_TABLE_FULL_NAME) + " i on s.\"supplier_id\" = i.\"supplier_id\" where s.name = 'S1' and i.name < 'T6' group by phone"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(rs.getString(1), "888-888-1111"); |
| assertEquals(rs.getString(2), "T2"); |
| assertFalse(rs.next()); |
| rs = conn.createStatement().executeQuery("EXPLAIN " + query); |
| assertPlansEqual(plans[1], QueryUtil.getExplainPlan(rs)); |
| |
| query = "select max(phone), max(i.name) from " + getTableName(conn, JOIN_SUPPLIER_TABLE_FULL_NAME) + " s left join " + getTableName(conn, JOIN_ITEM_TABLE_FULL_NAME) + " i on s.\"supplier_id\" = i.\"supplier_id\" and i.name < 'T6' where s.name <= 'S3'"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(rs.getString(1), "888-888-3333"); |
| assertEquals(rs.getString(2), "T4"); |
| assertFalse(rs.next()); |
| rs = conn.createStatement().executeQuery("EXPLAIN " + query); |
| assertPlansEqual(plans[2], QueryUtil.getExplainPlan(rs)); |
| } finally { |
| conn.close(); |
| } |
| } |
| } |