| /* |
| * 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.A_VALUE; |
| import static org.apache.phoenix.util.TestUtil.B_VALUE; |
| import static org.apache.phoenix.util.TestUtil.C_VALUE; |
| import static org.apache.phoenix.util.TestUtil.E_VALUE; |
| import static org.apache.phoenix.util.TestUtil.ROW1; |
| import static org.apache.phoenix.util.TestUtil.ROW2; |
| import static org.apache.phoenix.util.TestUtil.ROW3; |
| import static org.apache.phoenix.util.TestUtil.ROW4; |
| import static org.apache.phoenix.util.TestUtil.ROW5; |
| import static org.apache.phoenix.util.TestUtil.ROW6; |
| import static org.apache.phoenix.util.TestUtil.ROW7; |
| import static org.apache.phoenix.util.TestUtil.ROW8; |
| import static org.apache.phoenix.util.TestUtil.ROW9; |
| 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.math.BigDecimal; |
| import java.sql.Connection; |
| import java.sql.DriverManager; |
| import java.sql.PreparedStatement; |
| import java.sql.ResultSet; |
| import java.util.Properties; |
| |
| import org.apache.hadoop.hbase.TableName; |
| import org.apache.hadoop.hbase.client.Admin; |
| import org.apache.hadoop.hbase.client.ColumnFamilyDescriptor; |
| import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder; |
| import org.apache.hadoop.hbase.client.Put; |
| import org.apache.hadoop.hbase.client.Table; |
| import org.apache.hadoop.hbase.client.TableDescriptorBuilder; |
| import org.apache.hadoop.hbase.util.Bytes; |
| import org.apache.phoenix.jdbc.PhoenixConnection; |
| import org.apache.phoenix.schema.types.PInteger; |
| import org.apache.phoenix.schema.types.PLong; |
| import org.apache.phoenix.schema.types.PVarchar; |
| import org.apache.phoenix.util.PropertiesUtil; |
| import org.apache.phoenix.util.SchemaUtil; |
| import org.junit.Test; |
| |
| |
| public class ColumnProjectionOptimizationIT extends ParallelStatsDisabledIT { |
| |
| @Test |
| public void testSelect() throws Exception { |
| String tenantId = getOrganizationId(); |
| String tableName = initATableValues(tenantId, getDefaultSplits(tenantId)); |
| |
| Properties props = PropertiesUtil.deepCopy(TEST_PROPERTIES); |
| Connection conn = DriverManager.getConnection(getUrl(), props); |
| |
| // Table wildcard query |
| String query = "SELECT * FROM " + tableName ; |
| try { |
| PreparedStatement statement = conn.prepareStatement(query); |
| ResultSet rs = statement.executeQuery(); |
| assertTrue(rs.next()); |
| assertEquals(ROW1, rs.getString(2)); |
| assertTrue(rs.next()); |
| assertEquals(ROW2, rs.getString(2)); |
| assertTrue(rs.next()); |
| assertEquals(ROW3, rs.getString(2)); |
| assertTrue(rs.next()); |
| assertEquals(ROW4, rs.getString(2)); |
| assertTrue(rs.next()); |
| assertEquals(ROW5, rs.getString(2)); |
| assertTrue(rs.next()); |
| assertEquals(ROW6, rs.getString(2)); |
| assertTrue(rs.next()); |
| assertEquals(ROW7, rs.getString(2)); |
| assertTrue(rs.next()); |
| assertEquals(ROW8, rs.getString(2)); |
| assertTrue(rs.next()); |
| assertEquals(ROW9, rs.getString(2)); |
| assertFalse(rs.next()); |
| |
| // Select only specific columns |
| query = "SELECT A_STRING, A_INTEGER FROM " + tableName ; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue(rs.next()); |
| assertEquals(A_VALUE, rs.getString(1)); |
| assertEquals(1, rs.getInt(2)); |
| assertTrue(rs.next()); |
| assertEquals(A_VALUE, rs.getString(1)); |
| assertEquals(2, rs.getInt(2)); |
| assertTrue(rs.next()); |
| assertEquals(A_VALUE, rs.getString(1)); |
| assertEquals(3, rs.getInt(2)); |
| assertTrue(rs.next()); |
| assertEquals(A_VALUE, rs.getString(1)); |
| assertEquals(4, rs.getInt(2)); |
| assertTrue(rs.next()); |
| assertEquals(B_VALUE, rs.getString(1)); |
| assertEquals(5, rs.getInt(2)); |
| assertTrue(rs.next()); |
| assertEquals(B_VALUE, rs.getString(1)); |
| assertEquals(6, rs.getInt(2)); |
| assertTrue(rs.next()); |
| assertEquals(B_VALUE, rs.getString(1)); |
| assertEquals(7, rs.getInt(2)); |
| assertTrue(rs.next()); |
| assertEquals(B_VALUE, rs.getString(1)); |
| assertEquals(8, rs.getInt(2)); |
| assertTrue(rs.next()); |
| assertEquals(C_VALUE, rs.getString(1)); |
| assertEquals(9, rs.getInt(2)); |
| assertFalse(rs.next()); |
| |
| // Select only specific columns with condition on another column (Not in select) |
| query = "SELECT B_STRING, A_SHORT FROM " + tableName + " WHERE X_INTEGER = ?"; |
| statement = conn.prepareStatement(query); |
| statement.setInt(1, 4); |
| rs = statement.executeQuery(); |
| assertTrue(rs.next()); |
| assertEquals(C_VALUE, rs.getString(1)); |
| assertEquals(135, rs.getShort(2)); |
| assertFalse(rs.next()); |
| |
| // Select only specific columns with condition on another column (Not in select) and one row elements are |
| // nulls |
| query = "SELECT X_LONG, X_INTEGER, Y_INTEGER FROM " + tableName + " WHERE B_STRING = ?"; |
| statement = conn.prepareStatement(query); |
| statement.setString(1, E_VALUE); |
| rs = statement.executeQuery(); |
| assertTrue(rs.next()); |
| assertEquals(0, rs.getLong(1)); |
| assertTrue(rs.wasNull()); |
| assertEquals(0, rs.getInt(2)); |
| assertTrue(rs.wasNull()); |
| assertEquals(0, rs.getInt(3)); |
| assertTrue(rs.wasNull()); |
| assertTrue(rs.next()); |
| assertEquals(0, rs.getLong(1)); |
| assertTrue(rs.wasNull()); |
| assertEquals(0, rs.getInt(2)); |
| assertTrue(rs.wasNull()); |
| assertEquals(0, rs.getInt(3)); |
| assertTrue(rs.wasNull()); |
| assertTrue(rs.next()); |
| assertEquals(Integer.MAX_VALUE + 1L, rs.getLong(1)); |
| assertEquals(3, rs.getInt(2)); |
| assertEquals(300, rs.getInt(3)); |
| assertFalse(rs.next()); |
| |
| // Select only specific columns with condition on one of the selected column |
| query = "SELECT A_STRING, A_INTEGER FROM " + tableName + " WHERE A_INTEGER = ?"; |
| statement = conn.prepareStatement(query); |
| statement.setInt(1, 9); |
| rs = statement.executeQuery(); |
| assertTrue(rs.next()); |
| assertEquals(C_VALUE, rs.getString(1)); |
| assertEquals(9, rs.getInt(2)); |
| |
| // Select all columns with order by on non PK column |
| query = "SELECT * FROM " + tableName + " ORDER BY A_INTEGER"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue(rs.next()); |
| assertEquals(ROW1, rs.getString(2)); |
| assertEquals(A_VALUE, rs.getString(3)); |
| assertTrue(rs.next()); |
| assertEquals(ROW2, rs.getString(2)); |
| assertEquals(A_VALUE, rs.getString(3)); |
| assertTrue(rs.next()); |
| assertEquals(ROW3, rs.getString(2)); |
| assertEquals(A_VALUE, rs.getString(3)); |
| assertTrue(rs.next()); |
| assertEquals(ROW4, rs.getString(2)); |
| assertEquals(A_VALUE, rs.getString(3)); |
| assertTrue(rs.next()); |
| assertEquals(ROW5, rs.getString(2)); |
| assertEquals(B_VALUE, rs.getString(3)); |
| assertTrue(rs.next()); |
| assertEquals(ROW6, rs.getString(2)); |
| assertEquals(B_VALUE, rs.getString(3)); |
| assertTrue(rs.next()); |
| assertEquals(ROW7, rs.getString(2)); |
| assertEquals(B_VALUE, rs.getString(3)); |
| assertTrue(rs.next()); |
| assertEquals(ROW8, rs.getString(2)); |
| assertEquals(B_VALUE, rs.getString(3)); |
| assertTrue(rs.next()); |
| assertEquals(ROW9, rs.getString(2)); |
| assertEquals(C_VALUE, rs.getString(3)); |
| assertFalse(rs.next()); |
| } finally { |
| conn.close(); |
| } |
| } |
| |
| @Test |
| public void testSelectFromViewOnExistingTable() throws Exception { |
| PhoenixConnection pconn = DriverManager.getConnection(getUrl(), PropertiesUtil.deepCopy(TEST_PROPERTIES)).unwrap( |
| PhoenixConnection.class); |
| byte[] cfB = Bytes.toBytes(SchemaUtil.normalizeIdentifier("b")); |
| byte[] cfC = Bytes.toBytes(SchemaUtil.normalizeIdentifier("c")); |
| byte[][] familyNames = new byte[][] { cfB, cfC }; |
| String table = generateUniqueName(); |
| byte[] htableName = SchemaUtil.getTableNameAsBytes("", table); |
| Admin admin = pconn.getQueryServices().getAdmin(); |
| |
| TableDescriptorBuilder builder = TableDescriptorBuilder.newBuilder(TableName.valueOf(htableName)); |
| for (byte[] familyName : familyNames) { |
| builder.addColumnFamily(ColumnFamilyDescriptorBuilder.of(familyName)); |
| } |
| admin.createTable(builder.build()); |
| |
| Properties props = new Properties(); |
| Connection conn1 = DriverManager.getConnection(getUrl(), props); |
| |
| String createStmt = "create view " + table + " (id integer not null primary key," |
| + " b.col1 integer, c.col2 bigint, c.col3 varchar(20))"; |
| conn1.createStatement().execute(createStmt); |
| conn1.close(); |
| |
| PhoenixConnection conn2 = DriverManager.getConnection(getUrl(), props).unwrap(PhoenixConnection.class); |
| byte[] c1 = Bytes.toBytes("COL1"); |
| byte[] c2 = Bytes.toBytes("COL2"); |
| byte[] c3 = Bytes.toBytes("COL3"); |
| Table htable = null; |
| try { |
| htable = conn2.getQueryServices().getTable(htableName); |
| Put put = new Put(PInteger.INSTANCE.toBytes(1)); |
| put.addColumn(cfB, c1, PInteger.INSTANCE.toBytes(1)); |
| put.addColumn(cfC, c2, PLong.INSTANCE.toBytes(2)); |
| htable.put(put); |
| |
| put = new Put(PInteger.INSTANCE.toBytes(2)); |
| put.addColumn(cfC, c2, PLong.INSTANCE.toBytes(10)); |
| put.addColumn(cfC, c3, PVarchar.INSTANCE.toBytes("abcd")); |
| htable.put(put); |
| |
| put = new Put(PInteger.INSTANCE.toBytes(3)); |
| put.addColumn(cfB, c1, PInteger.INSTANCE.toBytes(3)); |
| put.addColumn(cfC, c2, PLong.INSTANCE.toBytes(10)); |
| put.addColumn(cfC, c3, PVarchar.INSTANCE.toBytes("abcd")); |
| htable.put(put); |
| |
| conn2.close(); |
| |
| Connection conn7 = DriverManager.getConnection(getUrl(), props); |
| String select = "SELECT id, b.col1 FROM " + table + " WHERE c.col2=?"; |
| PreparedStatement ps = conn7.prepareStatement(select); |
| ps.setInt(1, 10); |
| ResultSet rs = ps.executeQuery(); |
| assertTrue(rs.next()); |
| assertEquals(2, rs.getInt(1)); |
| assertEquals(0, rs.getInt(2)); |
| assertTrue(rs.wasNull()); |
| assertTrue(rs.next()); |
| assertEquals(3, rs.getInt(1)); |
| assertEquals(3, rs.getInt(2)); |
| assertFalse(rs.next()); |
| |
| // Select contains only CF wildcards |
| select = "SELECT b.* FROM " + table + " WHERE c.col2=?"; |
| ps = conn7.prepareStatement(select); |
| ps.setInt(1, 10); |
| rs = ps.executeQuery(); |
| assertTrue(rs.next()); |
| assertEquals(0, rs.getInt(1)); |
| assertTrue(rs.wasNull()); |
| assertTrue(rs.next()); |
| assertEquals(3, rs.getInt(1)); |
| assertFalse(rs.next()); |
| |
| select = "SELECT b.* FROM " + table; |
| ps = conn7.prepareStatement(select); |
| rs = ps.executeQuery(); |
| assertTrue(rs.next()); |
| assertEquals(1, rs.getInt(1)); |
| assertTrue(rs.next()); |
| assertEquals(0, rs.getInt(1)); |
| assertTrue(rs.wasNull()); |
| assertTrue(rs.next()); |
| assertEquals(3, rs.getInt(1)); |
| assertFalse(rs.next()); |
| } finally { |
| if (htable != null) htable.close(); |
| admin.disableTable(TableName.valueOf(htableName)); |
| admin.deleteTable(TableName.valueOf(htableName)); |
| admin.close(); |
| } |
| } |
| |
| |
| private static String initMultiCFTable() throws Exception { |
| String url = getUrl(); |
| String tableName = generateUniqueName(); |
| Properties props = new Properties(); |
| String ddl = "create table " + tableName + |
| " (id char(15) not null primary key,\n" + |
| " a.unique_user_count integer,\n" + |
| " b.unique_org_count integer,\n" + |
| " c.db_cpu_utilization decimal(31,10),\n" + |
| " d.transaction_count bigint,\n" + |
| " e.cpu_utilization decimal(31,10),\n" + |
| " f.response_time bigint,\n" + |
| " g.response_time bigint)"; |
| try (Connection conn = DriverManager.getConnection(url, props)) { |
| conn.createStatement().execute(ddl); |
| } |
| props = new Properties(); |
| Connection conn = DriverManager.getConnection(url, props); |
| try { |
| PreparedStatement stmt = conn.prepareStatement( |
| "upsert into " + tableName + |
| "(" + |
| " id, " + |
| " a.unique_user_count, " + |
| " b.unique_org_count, " + |
| " c.db_cpu_utilization) " + |
| "VALUES (?, ?, ?, ?)"); |
| stmt.setString(1, "id1"); |
| stmt.setInt(2, 1); |
| stmt.setInt(3, 1); |
| stmt.setBigDecimal(4, BigDecimal.valueOf(40.1)); |
| stmt.execute(); |
| |
| stmt.setString(1, "id2"); |
| stmt.setInt(2, 2); |
| stmt.setInt(3, 2); |
| stmt.setBigDecimal(4, BigDecimal.valueOf(20.9)); |
| stmt.execute(); |
| conn.commit(); |
| return tableName; |
| } finally { |
| conn.close(); |
| } |
| } |
| |
| @Test |
| public void testSelectWithConditionOnMultiCF() throws Exception { |
| String tableName = initMultiCFTable(); |
| |
| Properties props = new Properties(); |
| Connection conn = DriverManager.getConnection(getUrl(), props); |
| try { |
| String query = "SELECT c.db_cpu_utilization FROM " + tableName + " WHERE a.unique_user_count = ? and b.unique_org_count = ?"; |
| PreparedStatement statement = conn.prepareStatement(query); |
| statement.setInt(1, 1); |
| statement.setInt(2, 1); |
| ResultSet rs = statement.executeQuery(); |
| boolean b = rs.next(); |
| assertTrue(b); |
| assertEquals(BigDecimal.valueOf(40.1), rs.getBigDecimal(1)); |
| assertFalse(rs.next()); |
| } finally { |
| conn.close(); |
| } |
| } |
| } |