| /* |
| * 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.query.QueryConstants.MILLIS_IN_DAY; |
| import static org.apache.phoenix.util.TestUtil.ATABLE_NAME; |
| 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.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.Date; |
| import java.sql.DriverManager; |
| import java.sql.PreparedStatement; |
| import java.sql.ResultSet; |
| import java.sql.Types; |
| import java.util.Properties; |
| |
| import org.apache.phoenix.schema.TableAlreadyExistsException; |
| import org.apache.phoenix.util.PhoenixRuntime; |
| import org.apache.phoenix.util.PropertiesUtil; |
| import org.junit.Test; |
| |
| |
| public class DistinctCountIT extends BaseClientManagedTimeIT { |
| |
| @Test |
| public void testDistinctCountOnColumn() throws Exception { |
| long ts = nextTimestamp(); |
| String tenantId = getOrganizationId(); |
| initATableValues(tenantId, null, getDefaultSplits(tenantId), null, ts); |
| |
| String query = "SELECT count(DISTINCT A_STRING) FROM aTable"; |
| |
| Properties props = PropertiesUtil.deepCopy(TEST_PROPERTIES); |
| props.setProperty(PhoenixRuntime.CURRENT_SCN_ATTRIB, Long.toString(ts + 2)); // Execute at |
| // timestamp 2 |
| Connection conn = DriverManager.getConnection(getUrl(), props); |
| try { |
| PreparedStatement statement = conn.prepareStatement(query); |
| ResultSet rs = statement.executeQuery(); |
| assertTrue(rs.next()); |
| assertEquals(3, rs.getLong(1)); |
| assertFalse(rs.next()); |
| } finally { |
| conn.close(); |
| } |
| } |
| |
| @Test |
| public void testDistinctCountOnRKColumn() throws Exception { |
| long ts = nextTimestamp(); |
| String tenantId = getOrganizationId(); |
| initATableValues(tenantId, null, getDefaultSplits(tenantId), null, ts); |
| |
| String query = "SELECT count(DISTINCT ORGANIZATION_ID) FROM aTable"; |
| |
| Properties props = PropertiesUtil.deepCopy(TEST_PROPERTIES); |
| props.setProperty(PhoenixRuntime.CURRENT_SCN_ATTRIB, Long.toString(ts + 2)); // Execute at |
| // timestamp 2 |
| Connection conn = DriverManager.getConnection(getUrl(), props); |
| try { |
| PreparedStatement statement = conn.prepareStatement(query); |
| ResultSet rs = statement.executeQuery(); |
| assertTrue(rs.next()); |
| assertEquals(1, rs.getLong(1)); |
| assertFalse(rs.next()); |
| } finally { |
| conn.close(); |
| } |
| } |
| |
| @Test |
| public void testDistinctCountWithGroupBy() throws Exception { |
| long ts = nextTimestamp(); |
| String tenantId = getOrganizationId(); |
| initATableValues(tenantId, null, getDefaultSplits(tenantId), null, ts); |
| |
| String query = "SELECT A_STRING, count(DISTINCT B_STRING) FROM aTable group by A_STRING"; |
| |
| Properties props = PropertiesUtil.deepCopy(TEST_PROPERTIES); |
| props.setProperty(PhoenixRuntime.CURRENT_SCN_ATTRIB, Long.toString(ts + 2)); // Execute at |
| // timestamp 2 |
| Connection conn = DriverManager.getConnection(getUrl(), props); |
| try { |
| PreparedStatement statement = conn.prepareStatement(query); |
| ResultSet rs = statement.executeQuery(); |
| assertTrue(rs.next()); |
| assertEquals(A_VALUE, rs.getString(1)); |
| assertEquals(2, rs.getLong(2)); |
| assertTrue(rs.next()); |
| assertEquals(B_VALUE, rs.getString(1)); |
| assertEquals(1, rs.getLong(2)); |
| assertTrue(rs.next()); |
| assertEquals(C_VALUE, rs.getString(1)); |
| assertEquals(1, rs.getLong(2)); |
| assertFalse(rs.next()); |
| } finally { |
| conn.close(); |
| } |
| } |
| |
| @Test |
| public void testDistinctCountWithGroupByAndOrderBy() throws Exception { |
| long ts = nextTimestamp(); |
| String tenantId = getOrganizationId(); |
| initATableValues(tenantId, null, getDefaultSplits(tenantId), null, ts); |
| |
| String query = "SELECT A_STRING, count(DISTINCT B_STRING) FROM aTable group by A_STRING order by A_STRING desc"; |
| |
| Properties props = PropertiesUtil.deepCopy(TEST_PROPERTIES); |
| props.setProperty(PhoenixRuntime.CURRENT_SCN_ATTRIB, Long.toString(ts + 2)); // Execute at |
| // timestamp 2 |
| Connection conn = DriverManager.getConnection(getUrl(), props); |
| try { |
| PreparedStatement statement = conn.prepareStatement(query); |
| ResultSet rs = statement.executeQuery(); |
| assertTrue(rs.next()); |
| assertEquals(C_VALUE, rs.getString(1)); |
| assertEquals(1, rs.getLong(2)); |
| assertTrue(rs.next()); |
| assertEquals(B_VALUE, rs.getString(1)); |
| assertEquals(1, rs.getLong(2)); |
| assertTrue(rs.next()); |
| assertEquals(A_VALUE, rs.getString(1)); |
| assertEquals(2, rs.getLong(2)); |
| assertFalse(rs.next()); |
| } finally { |
| conn.close(); |
| } |
| } |
| |
| @Test |
| public void testDistinctCountWithGroupByAndOrderByOnDistinctCount() throws Exception { |
| long ts = nextTimestamp(); |
| String tenantId = getOrganizationId(); |
| initATableValues(tenantId, null, getDefaultSplits(tenantId), null, ts); |
| |
| String query = "SELECT A_STRING, count(DISTINCT B_STRING) as COUNT_B_STRING FROM aTable group by A_STRING order by COUNT_B_STRING"; |
| |
| Properties props = PropertiesUtil.deepCopy(TEST_PROPERTIES); |
| props.setProperty(PhoenixRuntime.CURRENT_SCN_ATTRIB, Long.toString(ts + 2)); // Execute at |
| // timestamp 2 |
| Connection conn = DriverManager.getConnection(getUrl(), props); |
| try { |
| PreparedStatement statement = conn.prepareStatement(query); |
| ResultSet rs = statement.executeQuery(); |
| assertTrue(rs.next()); |
| assertEquals(B_VALUE, rs.getString(1)); |
| assertEquals(1, rs.getLong(2)); |
| assertTrue(rs.next()); |
| assertEquals(C_VALUE, rs.getString(1)); |
| assertEquals(1, rs.getLong(2)); |
| assertTrue(rs.next()); |
| assertEquals(A_VALUE, rs.getString(1)); |
| assertEquals(2, rs.getLong(2)); |
| assertFalse(rs.next()); |
| } finally { |
| conn.close(); |
| } |
| } |
| |
| @Test |
| public void testDistinctCountWithGroupByOrdered() throws Exception { |
| long ts = nextTimestamp(); |
| String tenantId = getOrganizationId(); |
| String tenantId2 = "00D400000000XHP"; |
| initATableValues(tenantId, tenantId2, getDefaultSplits(tenantId), null, ts); |
| |
| String query = "SELECT organization_id, count(DISTINCT A_STRING) FROM aTable group by organization_id"; |
| |
| Properties props = PropertiesUtil.deepCopy(TEST_PROPERTIES); |
| props.setProperty(PhoenixRuntime.CURRENT_SCN_ATTRIB, Long.toString(ts + 2)); // Execute at |
| // timestamp 2 |
| Connection conn = DriverManager.getConnection(getUrl(), props); |
| try { |
| PreparedStatement statement = conn.prepareStatement(query); |
| ResultSet rs = statement.executeQuery(); |
| assertTrue(rs.next()); |
| assertEquals(tenantId, rs.getString(1)); |
| assertEquals(3, rs.getLong(2)); |
| assertTrue(rs.next()); |
| assertEquals(tenantId2, rs.getString(1)); |
| assertEquals(1, rs.getLong(2)); |
| assertFalse(rs.next()); |
| } finally { |
| conn.close(); |
| } |
| } |
| |
| @Test |
| public void testDistinctCountOn2Columns() throws Exception { |
| long ts = nextTimestamp(); |
| String tenantId = getOrganizationId(); |
| initATableValues(tenantId, null, getDefaultSplits(tenantId), null, ts); |
| |
| String query = "SELECT count(DISTINCT A_STRING), count(DISTINCT B_STRING) FROM aTable"; |
| |
| Properties props = PropertiesUtil.deepCopy(TEST_PROPERTIES); |
| props.setProperty(PhoenixRuntime.CURRENT_SCN_ATTRIB, Long.toString(ts + 10)); |
| Connection conn = DriverManager.getConnection(getUrl(), props); |
| try { |
| PreparedStatement statement = conn.prepareStatement(query); |
| ResultSet rs = statement.executeQuery(); |
| assertTrue(rs.next()); |
| assertEquals(3, rs.getLong(1)); |
| assertEquals(2, rs.getLong(2)); |
| assertFalse(rs.next()); |
| } finally { |
| conn.close(); |
| } |
| } |
| |
| @Test |
| public void testDistinctCountONE() throws Exception { |
| long ts = nextTimestamp(); |
| String tenantId = getOrganizationId(); |
| initATableValues(tenantId, null, getDefaultSplits(tenantId), null, ts); |
| |
| String query = "SELECT count(DISTINCT 1) FROM aTable"; |
| |
| Properties props = PropertiesUtil.deepCopy(TEST_PROPERTIES); |
| props.setProperty(PhoenixRuntime.CURRENT_SCN_ATTRIB, Long.toString(ts + 2)); // Execute at |
| // timestamp 2 |
| Connection conn = DriverManager.getConnection(getUrl(), props); |
| try { |
| PreparedStatement statement = conn.prepareStatement(query); |
| ResultSet rs = statement.executeQuery(); |
| assertTrue(rs.next()); |
| assertEquals(1, rs.getLong(1)); |
| assertFalse(rs.next()); |
| } finally { |
| conn.close(); |
| } |
| } |
| |
| @Test |
| public void testDistinctCountONEWithEmptyResult() throws Exception { |
| long ts = nextTimestamp(); |
| String tenantId = getOrganizationId(); |
| initATableValues(null, null, getDefaultSplits(tenantId), null, ts); |
| |
| String query = "SELECT count(DISTINCT 1) FROM aTable"; |
| |
| Properties props = PropertiesUtil.deepCopy(TEST_PROPERTIES); |
| props.setProperty(PhoenixRuntime.CURRENT_SCN_ATTRIB, Long.toString(ts + 10)); |
| Connection conn = DriverManager.getConnection(getUrl(), props); |
| try { |
| PreparedStatement statement = conn.prepareStatement(query); |
| ResultSet rs = statement.executeQuery(); |
| assertTrue(rs.next()); |
| assertEquals(0, rs.getLong(1)); |
| assertFalse(rs.next()); |
| } finally { |
| conn.close(); |
| } |
| } |
| |
| protected static void initATableValues(String tenantId1, String tenantId2, byte[][] splits, Date date, Long ts) throws Exception { |
| if (ts == null) { |
| ensureTableCreated(getUrl(), ATABLE_NAME, ATABLE_NAME, splits, null); |
| } else { |
| ensureTableCreated(getUrl(), ATABLE_NAME, ATABLE_NAME, splits, ts-2, null); |
| } |
| |
| Properties props = new Properties(); |
| if (ts != null) { |
| props.setProperty(PhoenixRuntime.CURRENT_SCN_ATTRIB, ts.toString()); |
| } |
| Connection conn = DriverManager.getConnection(getUrl(), props); |
| try { |
| // Insert all rows at ts |
| PreparedStatement stmt = conn.prepareStatement( |
| "upsert into " + |
| "ATABLE(" + |
| " ORGANIZATION_ID, " + |
| " ENTITY_ID, " + |
| " A_STRING, " + |
| " B_STRING, " + |
| " A_INTEGER, " + |
| " A_DATE, " + |
| " X_DECIMAL, " + |
| " X_LONG, " + |
| " X_INTEGER," + |
| " Y_INTEGER)" + |
| "VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?)"); |
| if (tenantId1 != null) { |
| stmt.setString(1, tenantId1); |
| stmt.setString(2, ROW1); |
| stmt.setString(3, A_VALUE); |
| stmt.setString(4, B_VALUE); |
| stmt.setInt(5, 1); |
| stmt.setDate(6, date); |
| stmt.setBigDecimal(7, null); |
| stmt.setNull(8, Types.BIGINT); |
| stmt.setNull(9, Types.INTEGER); |
| stmt.setNull(10, Types.INTEGER); |
| stmt.execute(); |
| |
| stmt.setString(1, tenantId1); |
| stmt.setString(2, ROW2); |
| stmt.setString(3, A_VALUE); |
| stmt.setString(4, C_VALUE); |
| stmt.setInt(5, 2); |
| stmt.setDate(6, date == null ? null : new Date(date.getTime() + MILLIS_IN_DAY * 1)); |
| stmt.setBigDecimal(7, null); |
| stmt.setNull(8, Types.BIGINT); |
| stmt.setNull(9, Types.INTEGER); |
| stmt.setNull(10, Types.INTEGER); |
| stmt.execute(); |
| |
| stmt.setString(1, tenantId1); |
| stmt.setString(2, ROW3); |
| stmt.setString(3, A_VALUE); |
| stmt.setString(4, C_VALUE); |
| stmt.setInt(5, 3); |
| stmt.setDate(6, date == null ? null : new Date(date.getTime() + MILLIS_IN_DAY * 2)); |
| stmt.setBigDecimal(7, null); |
| stmt.setNull(8, Types.BIGINT); |
| stmt.setNull(9, Types.INTEGER); |
| stmt.setNull(10, Types.INTEGER); |
| stmt.execute(); |
| |
| stmt.setString(1, tenantId1); |
| stmt.setString(2, ROW4); |
| stmt.setString(3, A_VALUE); |
| stmt.setString(4, B_VALUE); |
| stmt.setInt(5, 4); |
| stmt.setDate(6, date == null ? null : date); |
| stmt.setBigDecimal(7, null); |
| stmt.setNull(8, Types.BIGINT); |
| stmt.setNull(9, Types.INTEGER); |
| stmt.setNull(10, Types.INTEGER); |
| stmt.execute(); |
| |
| stmt.setString(1, tenantId1); |
| stmt.setString(2, ROW5); |
| stmt.setString(3, B_VALUE); |
| stmt.setString(4, C_VALUE); |
| stmt.setInt(5, 5); |
| stmt.setDate(6, date == null ? null : new Date(date.getTime() + MILLIS_IN_DAY * 1)); |
| stmt.setBigDecimal(7, null); |
| stmt.setNull(8, Types.BIGINT); |
| stmt.setNull(9, Types.INTEGER); |
| stmt.setNull(10, Types.INTEGER); |
| stmt.execute(); |
| |
| stmt.setString(1, tenantId1); |
| stmt.setString(2, ROW6); |
| stmt.setString(3, B_VALUE); |
| stmt.setString(4, C_VALUE); |
| stmt.setInt(5, 6); |
| stmt.setDate(6, date == null ? null : new Date(date.getTime() + MILLIS_IN_DAY * 2)); |
| stmt.setBigDecimal(7, null); |
| stmt.setNull(8, Types.BIGINT); |
| stmt.setNull(9, Types.INTEGER); |
| stmt.setNull(10, Types.INTEGER); |
| stmt.execute(); |
| |
| stmt.setString(1, tenantId1); |
| stmt.setString(2, ROW7); |
| stmt.setString(3, B_VALUE); |
| stmt.setString(4, C_VALUE); |
| stmt.setInt(5, 7); |
| stmt.setDate(6, date == null ? null : date); |
| stmt.setBigDecimal(7, BigDecimal.valueOf(0.1)); |
| stmt.setLong(8, 5L); |
| stmt.setInt(9, 5); |
| stmt.setNull(10, Types.INTEGER); |
| stmt.execute(); |
| |
| stmt.setString(1, tenantId1); |
| stmt.setString(2, ROW8); |
| stmt.setString(3, B_VALUE); |
| stmt.setString(4, C_VALUE); |
| stmt.setInt(5, 8); |
| stmt.setDate(6, date == null ? null : new Date(date.getTime() + MILLIS_IN_DAY * 1)); |
| stmt.setBigDecimal(7, BigDecimal.valueOf(3.9)); |
| long l = Integer.MIN_VALUE - 1L; |
| assert (l < Integer.MIN_VALUE); |
| stmt.setLong(8, l); |
| stmt.setInt(9, 4); |
| stmt.setNull(10, Types.INTEGER); |
| stmt.execute(); |
| |
| stmt.setString(1, tenantId1); |
| stmt.setString(2, ROW9); |
| stmt.setString(3, C_VALUE); |
| stmt.setString(4, C_VALUE); |
| stmt.setInt(5, 9); |
| stmt.setDate(6, date == null ? null : new Date(date.getTime() + MILLIS_IN_DAY * 2)); |
| stmt.setBigDecimal(7, BigDecimal.valueOf(3.3)); |
| l = Integer.MAX_VALUE + 1L; |
| assert (l > Integer.MAX_VALUE); |
| stmt.setLong(8, l); |
| stmt.setInt(9, 3); |
| stmt.setInt(10, 300); |
| stmt.execute(); |
| } |
| if (tenantId2 != null) { |
| stmt.setString(1, tenantId2); |
| stmt.setString(2, ROW1); |
| stmt.setString(3, A_VALUE); |
| stmt.setString(4, B_VALUE); |
| stmt.setInt(5, 1); |
| stmt.setDate(6, date); |
| stmt.setBigDecimal(7, null); |
| stmt.setNull(8, Types.BIGINT); |
| stmt.setNull(9, Types.INTEGER); |
| stmt.setNull(10, Types.INTEGER); |
| stmt.execute(); |
| |
| stmt.setString(1, tenantId2); |
| stmt.setString(2, ROW2); |
| stmt.setString(3, A_VALUE); |
| stmt.setString(4, C_VALUE); |
| stmt.setInt(5, 2); |
| stmt.setDate(6, date == null ? null : new Date(date.getTime() + MILLIS_IN_DAY * 1)); |
| stmt.setBigDecimal(7, null); |
| stmt.setNull(8, Types.BIGINT); |
| stmt.setNull(9, Types.INTEGER); |
| stmt.setNull(10, Types.INTEGER); |
| stmt.execute(); |
| } |
| conn.commit(); |
| } finally { |
| conn.close(); |
| } |
| } |
| |
| @Test |
| public void testDistinctCountOnIndexTab() throws Exception { |
| long ts = nextTimestamp(); |
| String ddl = "create table personal_details (id integer not null, first_name char(15),\n" |
| + " last_name char(15), CONSTRAINT pk PRIMARY KEY (id))"; |
| Properties props = new Properties(); |
| props.setProperty(PhoenixRuntime.CURRENT_SCN_ATTRIB, Long.toString(ts + 10)); |
| Connection conn = DriverManager.getConnection(getUrl(), props); |
| PreparedStatement stmt = conn.prepareStatement(ddl); |
| stmt.execute(ddl); |
| conn.close(); |
| |
| props.setProperty(PhoenixRuntime.CURRENT_SCN_ATTRIB, Long.toString(ts + 20)); |
| conn = DriverManager.getConnection(getUrl(), props); |
| conn.createStatement().execute("CREATE INDEX personal_details_idx ON personal_details(first_name)"); |
| conn.close(); |
| |
| props.setProperty(PhoenixRuntime.CURRENT_SCN_ATTRIB, Long.toString(ts + 30)); |
| conn = DriverManager.getConnection(getUrl(), props); |
| stmt = conn.prepareStatement("upsert into personal_details(id, first_name, " |
| + "last_name) VALUES (?, ?, ?)"); |
| stmt.setInt(1, 1); |
| stmt.setString(2, "NAME1"); |
| stmt.setString(3, "LN"); |
| stmt.execute(); |
| stmt.setInt(1, 2); |
| stmt.setString(2, "NAME1"); |
| stmt.setString(3, "LN2"); |
| stmt.execute(); |
| stmt.setInt(1, 3); |
| stmt.setString(2, "NAME2"); |
| stmt.setString(3, "LN3"); |
| stmt.execute(); |
| conn.commit(); |
| conn.close(); |
| |
| props.setProperty(PhoenixRuntime.CURRENT_SCN_ATTRIB, Long.toString(ts + 40)); |
| conn = DriverManager.getConnection(getUrl(), props); |
| String query = "SELECT COUNT (DISTINCT first_name) FROM personal_details"; |
| PreparedStatement statement = conn.prepareStatement(query); |
| ResultSet rs = statement.executeQuery(); |
| assertTrue(rs.next()); |
| assertEquals(2, rs.getInt(1)); |
| conn.close(); |
| } |
| } |