| /* |
| * 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.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.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.sql.Array; |
| 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.PhoenixRuntime; |
| import org.apache.phoenix.util.PropertiesUtil; |
| import org.apache.phoenix.util.QueryUtil; |
| import org.junit.Before; |
| 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 DerivedTableIT extends BaseClientManagedTimeIT { |
| private static final String tenantId = getOrganizationId(); |
| |
| private long ts; |
| private String[] indexDDL; |
| private String[] plans; |
| |
| public DerivedTableIT(String[] indexDDL, String[] plans) { |
| this.indexDDL = indexDDL; |
| this.plans = plans; |
| } |
| |
| @Before |
| public void initTable() throws Exception { |
| ts = nextTimestamp(); |
| initATableValues(ATABLE_NAME, tenantId, getDefaultSplits(tenantId), null, ts, getUrl(), null); |
| if (indexDDL != null && indexDDL.length > 0) { |
| Properties props = PropertiesUtil.deepCopy(TEST_PROPERTIES); |
| props.setProperty(PhoenixRuntime.CURRENT_SCN_ATTRIB, Long.toString(ts)); |
| Connection conn = DriverManager.getConnection(getUrl(), props); |
| for (String ddl : indexDDL) { |
| conn.createStatement().execute(ddl); |
| } |
| } |
| } |
| |
| @Parameters(name="DerivedTableIT_{index}") // name is used by failsafe as file name in reports |
| public static Collection<Object> data() { |
| List<Object> testCases = Lists.newArrayList(); |
| testCases.add(new String[][] { |
| { |
| "CREATE INDEX ATABLE_DERIVED_IDX ON aTable (a_byte) INCLUDE (A_STRING, B_STRING)" |
| }, { |
| "CLIENT PARALLEL 1-WAY FULL SCAN OVER ATABLE_DERIVED_IDX\n" + |
| " SERVER AGGREGATE INTO DISTINCT ROWS BY [\"A_STRING\", \"B_STRING\"]\n" + |
| "CLIENT MERGE SORT\n" + |
| "CLIENT SORTED BY [\"B_STRING\"]\n" + |
| "CLIENT SORTED BY [A]\n" + |
| "CLIENT AGGREGATE INTO DISTINCT ROWS BY [A]\n" + |
| "CLIENT SORTED BY [A DESC]", |
| |
| "CLIENT PARALLEL 1-WAY FULL SCAN OVER ATABLE_DERIVED_IDX\n" + |
| " SERVER AGGREGATE INTO DISTINCT ROWS BY [\"A_STRING\", \"B_STRING\"]\n" + |
| "CLIENT MERGE SORT\n" + |
| "CLIENT SORTED BY [A]\n" + |
| "CLIENT AGGREGATE INTO DISTINCT ROWS BY [A]\n" + |
| "CLIENT DISTINCT ON [COLLECTDISTINCT(B)]\n" + |
| "CLIENT SORTED BY [A DESC]"}}); |
| testCases.add(new String[][] { |
| {}, { |
| "CLIENT PARALLEL 4-WAY FULL SCAN OVER ATABLE\n" + |
| " SERVER AGGREGATE INTO DISTINCT ROWS BY [A_STRING, B_STRING]\n" + |
| "CLIENT MERGE SORT\n" + |
| "CLIENT SORTED BY [B_STRING]\n" + |
| "CLIENT SORTED BY [A]\n" + |
| "CLIENT AGGREGATE INTO DISTINCT ROWS BY [A]\n" + |
| "CLIENT SORTED BY [A DESC]", |
| |
| "CLIENT PARALLEL 4-WAY FULL SCAN OVER ATABLE\n" + |
| " SERVER AGGREGATE INTO DISTINCT ROWS BY [A_STRING, B_STRING]\n" + |
| "CLIENT MERGE SORT\n" + |
| "CLIENT SORTED BY [A]\n" + |
| "CLIENT AGGREGATE INTO DISTINCT ROWS BY [A]\n" + |
| "CLIENT DISTINCT ON [COLLECTDISTINCT(B)]\n" + |
| "CLIENT SORTED BY [A DESC]"}}); |
| return testCases; |
| } |
| |
| @Test |
| public void testDerivedTableWithWhere() throws Exception { |
| long ts = nextTimestamp(); |
| Properties props = PropertiesUtil.deepCopy(TEST_PROPERTIES); |
| props.setProperty(PhoenixRuntime.CURRENT_SCN_ATTRIB, Long.toString(ts + 1)); |
| Connection conn = DriverManager.getConnection(getUrl(), props); |
| try { |
| // (where) |
| String query = "SELECT t.eid, t.x + 9 FROM (SELECT entity_id eid, b_string b, a_byte + 1 x FROM aTable WHERE a_byte + 1 < 9) AS t"; |
| PreparedStatement statement = conn.prepareStatement(query); |
| ResultSet rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(ROW1,rs.getString(1)); |
| assertEquals(11,rs.getInt(2)); |
| assertTrue (rs.next()); |
| assertEquals(ROW2,rs.getString(1)); |
| assertEquals(12,rs.getInt(2)); |
| assertTrue (rs.next()); |
| assertEquals(ROW3,rs.getString(1)); |
| assertEquals(13,rs.getInt(2)); |
| assertTrue (rs.next()); |
| assertEquals(ROW4,rs.getString(1)); |
| assertEquals(14,rs.getInt(2)); |
| assertTrue (rs.next()); |
| assertEquals(ROW5,rs.getString(1)); |
| assertEquals(15,rs.getInt(2)); |
| assertTrue (rs.next()); |
| assertEquals(ROW6,rs.getString(1)); |
| assertEquals(16,rs.getInt(2)); |
| assertTrue (rs.next()); |
| assertEquals(ROW7,rs.getString(1)); |
| assertEquals(17,rs.getInt(2)); |
| |
| assertFalse(rs.next()); |
| |
| // () where |
| query = "SELECT t.eid, t.x + 9 FROM (SELECT entity_id eid, b_string b, a_byte + 1 x FROM aTable) AS t WHERE t.b = '" + C_VALUE + "'"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(ROW2,rs.getString(1)); |
| assertEquals(12,rs.getInt(2)); |
| assertTrue (rs.next()); |
| assertEquals(ROW5,rs.getString(1)); |
| assertEquals(15,rs.getInt(2)); |
| assertTrue (rs.next()); |
| assertEquals(ROW8,rs.getString(1)); |
| assertEquals(18,rs.getInt(2)); |
| |
| assertFalse(rs.next()); |
| |
| // (where) where |
| query = "SELECT t.eid, t.x + 9 FROM (SELECT entity_id eid, b_string b, a_byte + 1 x FROM aTable WHERE a_byte + 1 < 9) AS t WHERE t.b = '" + C_VALUE + "'"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(ROW2,rs.getString(1)); |
| assertEquals(12,rs.getInt(2)); |
| assertTrue (rs.next()); |
| assertEquals(ROW5,rs.getString(1)); |
| assertEquals(15,rs.getInt(2)); |
| |
| assertFalse(rs.next()); |
| |
| // (groupby where) where |
| query = "SELECT t.a, t.c, t.m FROM (SELECT a_string a, count(*) c, max(a_byte) m FROM aTable WHERE a_byte != 8 GROUP BY a_string) AS t WHERE t.c > 1"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(A_VALUE,rs.getString(1)); |
| assertEquals(4,rs.getInt(2)); |
| assertEquals(4,rs.getInt(3)); |
| assertTrue (rs.next()); |
| assertEquals(B_VALUE,rs.getString(1)); |
| assertEquals(3,rs.getInt(2)); |
| assertEquals(7,rs.getInt(3)); |
| |
| assertFalse(rs.next()); |
| |
| // (groupby having where) where |
| query = "SELECT t.a, t.c, t.m FROM (SELECT a_string a, count(*) c, max(a_byte) m FROM aTable WHERE a_byte != 8 GROUP BY a_string HAVING count(*) >= 2) AS t WHERE t.a != '" + A_VALUE + "'"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(B_VALUE,rs.getString(1)); |
| assertEquals(3,rs.getInt(2)); |
| assertEquals(7,rs.getInt(3)); |
| |
| assertFalse(rs.next()); |
| |
| // (limit) where |
| query = "SELECT t.eid FROM (SELECT entity_id eid, b_string b FROM aTable LIMIT 2) AS t WHERE t.b = '" + C_VALUE + "'"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(ROW2,rs.getString(1)); |
| |
| assertFalse(rs.next()); |
| |
| // ((where limit) where limit) limit |
| query = "SELECT u.eid FROM (SELECT t.eid FROM (SELECT entity_id eid, b_string b FROM aTable WHERE a_string = '" + B_VALUE + "' LIMIT 5) AS t WHERE t.b = '" + C_VALUE + "' LIMIT 4) AS u WHERE u.eid >= '" + ROW1 + "' LIMIT 3"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(ROW5,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(ROW8,rs.getString(1)); |
| |
| assertFalse(rs.next()); |
| |
| // (count) where |
| query = "SELECT t.c FROM (SELECT count(*) c FROM aTable) AS t WHERE t.c > 0"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(9,rs.getInt(1)); |
| |
| assertFalse(rs.next()); |
| |
| // Inner limit < outer query offset |
| query = "SELECT t.eid, t.x + 9 FROM (SELECT entity_id eid, b_string b, a_byte + 1 x FROM aTable LIMIT 1 OFFSET 1 ) AS t WHERE t.b = '" |
| + C_VALUE + "' OFFSET 2"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertFalse(rs.next()); |
| |
| // (where) offset |
| query = "SELECT t.eid, t.x + 9 FROM (SELECT entity_id eid, b_string b, a_byte + 1 x FROM aTable WHERE a_byte + 1 < 9 ) AS t OFFSET 2"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue(rs.next()); |
| assertEquals(ROW3, rs.getString(1)); |
| assertEquals(13, rs.getInt(2)); |
| assertTrue(rs.next()); |
| assertEquals(ROW4, rs.getString(1)); |
| assertEquals(14, rs.getInt(2)); |
| assertTrue(rs.next()); |
| assertEquals(ROW5, rs.getString(1)); |
| assertEquals(15, rs.getInt(2)); |
| assertTrue(rs.next()); |
| assertEquals(ROW6, rs.getString(1)); |
| assertEquals(16, rs.getInt(2)); |
| assertTrue(rs.next()); |
| assertEquals(ROW7, rs.getString(1)); |
| assertEquals(17, rs.getInt(2)); |
| |
| // (offset) where |
| query = "SELECT t.eid, t.x + 9 FROM (SELECT entity_id eid, b_string b, a_byte + 1 x FROM aTable OFFSET 4) AS t WHERE t.b = '" |
| + C_VALUE + "'"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue(rs.next()); |
| assertEquals(ROW5, rs.getString(1)); |
| assertEquals(15, rs.getInt(2)); |
| assertTrue(rs.next()); |
| assertEquals(ROW8, rs.getString(1)); |
| assertEquals(18, rs.getInt(2)); |
| |
| } finally { |
| conn.close(); |
| } |
| } |
| |
| @Test |
| public void testDerivedTableWithGroupBy() throws Exception { |
| long ts = nextTimestamp(); |
| Properties props = PropertiesUtil.deepCopy(TEST_PROPERTIES); |
| props.setProperty(PhoenixRuntime.CURRENT_SCN_ATTRIB, Long.toString(ts + 1)); |
| Connection conn = DriverManager.getConnection(getUrl(), props); |
| try { |
| // () groupby having |
| String query = "SELECT t.a, count(*), max(t.s) FROM (SELECT a_string a, a_byte s FROM aTable WHERE a_byte != 8) AS t GROUP BY t.a HAVING count(*) > 1"; |
| PreparedStatement statement = conn.prepareStatement(query); |
| ResultSet rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(A_VALUE,rs.getString(1)); |
| assertEquals(4,rs.getInt(2)); |
| assertEquals(4,rs.getInt(3)); |
| assertTrue (rs.next()); |
| assertEquals(B_VALUE,rs.getString(1)); |
| assertEquals(3,rs.getInt(2)); |
| assertEquals(7,rs.getInt(3)); |
| |
| assertFalse(rs.next()); |
| |
| // (groupby) groupby |
| query = "SELECT t.c, count(*) FROM (SELECT count(*) c FROM aTable GROUP BY a_string) AS t GROUP BY t.c"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(1,rs.getInt(1)); |
| assertEquals(1,rs.getInt(2)); |
| assertTrue (rs.next()); |
| assertEquals(4,rs.getInt(1)); |
| assertEquals(2,rs.getInt(2)); |
| |
| assertFalse(rs.next()); |
| |
| // (groupby) groupby orderby |
| query = "SELECT t.c, count(*) FROM (SELECT count(*) c FROM aTable GROUP BY a_string) AS t GROUP BY t.c ORDER BY count(*) DESC"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(4,rs.getInt(1)); |
| assertEquals(2,rs.getInt(2)); |
| assertTrue (rs.next()); |
| assertEquals(1,rs.getInt(1)); |
| assertEquals(1,rs.getInt(2)); |
| |
| assertFalse(rs.next()); |
| |
| // (groupby a, b orderby b) groupby a orderby a |
| query = "SELECT t.a, COLLECTDISTINCT(t.b) FROM (SELECT b_string b, a_string a FROM aTable GROUP BY a_string, b_string ORDER BY b_string) AS t GROUP BY t.a ORDER BY t.a DESC"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(C_VALUE,rs.getString(1)); |
| String[] b = new String[1]; |
| b[0] = E_VALUE; |
| Array array = conn.createArrayOf("VARCHAR", b); |
| assertEquals(array,rs.getArray(2)); |
| assertTrue (rs.next()); |
| assertEquals(B_VALUE,rs.getString(1)); |
| b = new String[3]; |
| b[0] = B_VALUE; |
| b[1] = C_VALUE; |
| b[2] = E_VALUE; |
| array = conn.createArrayOf("VARCHAR", b); |
| assertEquals(array,rs.getArray(2)); |
| assertTrue (rs.next()); |
| assertEquals(A_VALUE,rs.getString(1)); |
| assertEquals(array,rs.getArray(2)); |
| |
| assertFalse(rs.next()); |
| |
| rs = conn.createStatement().executeQuery("EXPLAIN " + query); |
| assertEquals(plans[0], QueryUtil.getExplainPlan(rs)); |
| |
| // distinct b (groupby a, b) groupby a orderby a |
| query = "SELECT DISTINCT COLLECTDISTINCT(t.b) FROM (SELECT b_string b, a_string a FROM aTable GROUP BY a_string, b_string) AS t GROUP BY t.a ORDER BY t.a DESC"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| b = new String[1]; |
| b[0] = E_VALUE; |
| array = conn.createArrayOf("VARCHAR", b); |
| assertEquals(array,rs.getArray(1)); |
| assertTrue (rs.next()); |
| b = new String[3]; |
| b[0] = B_VALUE; |
| b[1] = C_VALUE; |
| b[2] = E_VALUE; |
| array = conn.createArrayOf("VARCHAR", b); |
| assertEquals(array,rs.getArray(1)); |
| |
| assertFalse(rs.next()); |
| |
| rs = conn.createStatement().executeQuery("EXPLAIN " + query); |
| assertEquals(plans[1], QueryUtil.getExplainPlan(rs)); |
| |
| // (orderby) groupby |
| query = "SELECT t.a_string, count(*) FROM (SELECT * FROM aTable order by a_integer) AS t where a_byte != 8 group by t.a_string"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(A_VALUE,rs.getString(1)); |
| assertEquals(4,rs.getInt(2)); |
| assertTrue (rs.next()); |
| assertEquals(B_VALUE,rs.getString(1)); |
| assertEquals(3,rs.getInt(2)); |
| assertTrue (rs.next()); |
| assertEquals(C_VALUE,rs.getString(1)); |
| assertEquals(1,rs.getInt(2)); |
| |
| assertFalse(rs.next()); |
| |
| // (groupby) groupby orderby offset |
| query = "SELECT t.c, count(*) FROM (SELECT count(*) c FROM aTable GROUP BY a_string) AS t GROUP BY t.c ORDER BY count(*) DESC OFFSET 1"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue(rs.next()); |
| assertEquals(1, rs.getInt(1)); |
| assertEquals(1, rs.getInt(2)); |
| |
| assertFalse(rs.next()); |
| |
| } finally { |
| conn.close(); |
| } |
| } |
| |
| @Test |
| public void testDerivedTableWithOrderBy() throws Exception { |
| long ts = nextTimestamp(); |
| Properties props = PropertiesUtil.deepCopy(TEST_PROPERTIES); |
| props.setProperty(PhoenixRuntime.CURRENT_SCN_ATTRIB, Long.toString(ts + 1)); |
| Connection conn = DriverManager.getConnection(getUrl(), props); |
| try { |
| // (orderby) |
| String query = "SELECT t.eid FROM (SELECT entity_id eid, b_string b FROM aTable ORDER BY b, eid) AS t"; |
| PreparedStatement statement = conn.prepareStatement(query); |
| ResultSet rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(ROW1,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(ROW4,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(ROW7,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(ROW2,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(ROW5,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(ROW8,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(ROW3,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(ROW6,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(ROW9,rs.getString(1)); |
| |
| assertFalse(rs.next()); |
| |
| // () orderby |
| query = "SELECT t.eid FROM (SELECT entity_id eid, b_string b FROM aTable) AS t ORDER BY t.b, t.eid"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(ROW1,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(ROW4,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(ROW7,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(ROW2,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(ROW5,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(ROW8,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(ROW3,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(ROW6,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(ROW9,rs.getString(1)); |
| |
| assertFalse(rs.next()); |
| |
| // (orderby) orderby |
| query = "SELECT t.eid FROM (SELECT entity_id eid, b_string b FROM aTable ORDER BY b, eid) AS t ORDER BY t.b DESC, t.eid DESC"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(ROW9,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(ROW6,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(ROW3,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(ROW8,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(ROW5,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(ROW2,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(ROW7,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(ROW4,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(ROW1,rs.getString(1)); |
| |
| assertFalse(rs.next()); |
| |
| // (limit) orderby |
| query = "SELECT t.eid FROM (SELECT entity_id eid, b_string b FROM aTable LIMIT 2) AS t ORDER BY t.b DESC, t.eid"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(ROW2,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(ROW1,rs.getString(1)); |
| |
| assertFalse(rs.next()); |
| } finally { |
| conn.close(); |
| } |
| } |
| |
| @Test |
| public void testDerivedTableWithLimit() throws Exception { |
| long ts = nextTimestamp(); |
| Properties props = PropertiesUtil.deepCopy(TEST_PROPERTIES); |
| props.setProperty(PhoenixRuntime.CURRENT_SCN_ATTRIB, Long.toString(ts + 1)); |
| Connection conn = DriverManager.getConnection(getUrl(), props); |
| try { |
| // (limit) |
| String query = "SELECT t.eid FROM (SELECT entity_id eid FROM aTable LIMIT 2) AS t"; |
| PreparedStatement statement = conn.prepareStatement(query); |
| ResultSet rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(ROW1,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(ROW2,rs.getString(1)); |
| |
| assertFalse(rs.next()); |
| |
| // () limit |
| query = "SELECT t.eid FROM (SELECT entity_id eid FROM aTable) AS t LIMIT 2"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(ROW1,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(ROW2,rs.getString(1)); |
| |
| assertFalse(rs.next()); |
| |
| // (limit 2) limit 4 |
| query = "SELECT t.eid FROM (SELECT entity_id eid FROM aTable LIMIT 2) AS t LIMIT 4"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(ROW1,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(ROW2,rs.getString(1)); |
| |
| assertFalse(rs.next()); |
| |
| // (limit 4) limit 2 |
| query = "SELECT t.eid FROM (SELECT entity_id eid FROM aTable LIMIT 4) AS t LIMIT 2"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(ROW1,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(ROW2,rs.getString(1)); |
| |
| assertFalse(rs.next()); |
| |
| // limit ? limit ? |
| query = "SELECT t.eid FROM (SELECT entity_id eid FROM aTable LIMIT ?) AS t LIMIT ?"; |
| statement = conn.prepareStatement(query); |
| statement.setInt(1, 4); |
| statement.setInt(2, 2); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(ROW1,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(ROW2,rs.getString(1)); |
| |
| assertFalse(rs.next()); |
| |
| // (groupby orderby) limit |
| query = "SELECT a, s FROM (SELECT a_string a, sum(a_byte) s FROM aTable GROUP BY a_string ORDER BY sum(a_byte)) LIMIT 2"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(C_VALUE,rs.getString(1)); |
| assertEquals(9,rs.getInt(2)); |
| assertTrue (rs.next()); |
| assertEquals(A_VALUE,rs.getString(1)); |
| assertEquals(10,rs.getInt(2)); |
| |
| assertFalse(rs.next()); |
| |
| // (union) groupby limit |
| query = "SELECT a_string, count(*) FROM (SELECT a_string FROM aTable where a_byte < 4 union all SELECT a_string FROM aTable where a_byte > 8) group by a_string limit 2"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(A_VALUE,rs.getString(1)); |
| assertEquals(3,rs.getInt(2)); |
| assertTrue (rs.next()); |
| assertEquals(C_VALUE,rs.getString(1)); |
| assertEquals(1,rs.getInt(2)); |
| |
| assertFalse(rs.next()); |
| } finally { |
| conn.close(); |
| } |
| } |
| |
| @Test |
| public void testDerivedTableWithOffset() throws Exception { |
| long ts = nextTimestamp(); |
| Properties props = PropertiesUtil.deepCopy(TEST_PROPERTIES); |
| props.setProperty(PhoenixRuntime.CURRENT_SCN_ATTRIB, Long.toString(ts + 1)); |
| Connection conn = DriverManager.getConnection(getUrl(), props); |
| try { |
| // (LIMIT OFFSET ) |
| String query = "SELECT t.eid FROM (SELECT entity_id eid FROM aTable LIMIT 2 OFFSET 1) AS t"; |
| PreparedStatement statement = conn.prepareStatement(query); |
| ResultSet rs = statement.executeQuery(); |
| assertTrue(rs.next()); |
| assertEquals(ROW2, rs.getString(1)); |
| assertTrue(rs.next()); |
| assertEquals(ROW3, rs.getString(1)); |
| |
| assertFalse(rs.next()); |
| |
| // (OFFSET) limit |
| query = "SELECT t.eid FROM (SELECT entity_id eid FROM aTable OFFSET 1) AS t LIMIT 2"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue(rs.next()); |
| assertEquals(ROW2, rs.getString(1)); |
| assertTrue(rs.next()); |
| assertEquals(ROW3, rs.getString(1)); |
| |
| assertFalse(rs.next()); |
| |
| // (limit OFFSET) limit OFFSET |
| query = "SELECT t.eid FROM (SELECT entity_id eid FROM aTable LIMIT 2 OFFSET 1) AS t LIMIT 4 OFFSET 1"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue(rs.next()); |
| assertEquals(ROW3, rs.getString(1)); |
| assertFalse(rs.next()); |
| |
| // (limit OFFSET) limit 2 |
| query = "SELECT t.eid FROM (SELECT entity_id eid FROM aTable LIMIT 4 OFFSET 1) AS t LIMIT 2"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue(rs.next()); |
| assertEquals(ROW2, rs.getString(1)); |
| assertTrue(rs.next()); |
| assertEquals(ROW3, rs.getString(1)); |
| |
| assertFalse(rs.next()); |
| |
| // (limit ? OFFSET ?) limit ? OFFSET ? |
| query = "SELECT t.eid FROM (SELECT entity_id eid FROM aTable LIMIT ? OFFSET ?) AS t LIMIT ? OFFSET ?"; |
| statement = conn.prepareStatement(query); |
| statement.setInt(1, 4); |
| statement.setInt(2, 2); |
| statement.setInt(3, 2); |
| statement.setInt(4, 2); |
| rs = statement.executeQuery(); |
| assertTrue(rs.next()); |
| assertEquals(ROW5, rs.getString(1)); |
| assertTrue(rs.next()); |
| assertEquals(ROW6, rs.getString(1)); |
| assertFalse(rs.next()); |
| |
| // (groupby orderby OFFSET) |
| query = "SELECT a, s FROM (SELECT a_string a, sum(a_byte) s FROM aTable GROUP BY a_string ORDER BY sum(a_byte) OFFSET 1)"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue(rs.next()); |
| assertEquals(A_VALUE, rs.getString(1)); |
| assertEquals(10, rs.getInt(2)); |
| assertTrue(rs.next()); |
| assertEquals(B_VALUE, rs.getString(1)); |
| assertEquals(26, rs.getInt(2)); |
| |
| assertFalse(rs.next()); |
| |
| // (union OFFSET) groupby |
| query = "SELECT a_string, count(*) FROM (SELECT a_string FROM aTable where a_byte < 4 union all SELECT a_string FROM aTable where a_byte > 8 OFFSET 1) group by a_string"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(A_VALUE,rs.getString(1)); |
| assertEquals(2,rs.getInt(2)); |
| assertTrue (rs.next()); |
| assertEquals(C_VALUE,rs.getString(1)); |
| assertEquals(1,rs.getInt(2)); |
| assertFalse(rs.next()); |
| } finally { |
| conn.close(); |
| } |
| } |
| |
| @Test |
| public void testDerivedTableWithDistinct() throws Exception { |
| long ts = nextTimestamp(); |
| Properties props = PropertiesUtil.deepCopy(TEST_PROPERTIES); |
| props.setProperty(PhoenixRuntime.CURRENT_SCN_ATTRIB, Long.toString(ts + 1)); |
| Connection conn = DriverManager.getConnection(getUrl(), props); |
| try { |
| // (distinct) |
| String query = "SELECT * FROM (SELECT DISTINCT a_string, b_string FROM aTable) AS t WHERE t.b_string != '" + C_VALUE + "' ORDER BY t.b_string, t.a_string"; |
| PreparedStatement statement = conn.prepareStatement(query); |
| ResultSet rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(A_VALUE,rs.getString(1)); |
| assertEquals(B_VALUE,rs.getString(2)); |
| assertTrue (rs.next()); |
| assertEquals(B_VALUE,rs.getString(1)); |
| assertEquals(B_VALUE,rs.getString(2)); |
| assertTrue (rs.next()); |
| assertEquals(A_VALUE,rs.getString(1)); |
| assertEquals(E_VALUE,rs.getString(2)); |
| assertTrue (rs.next()); |
| assertEquals(B_VALUE,rs.getString(1)); |
| assertEquals(E_VALUE,rs.getString(2)); |
| assertTrue (rs.next()); |
| assertEquals(C_VALUE,rs.getString(1)); |
| assertEquals(E_VALUE,rs.getString(2)); |
| |
| assertFalse(rs.next()); |
| |
| // distinct () |
| query = "SELECT DISTINCT t.a, t.b FROM (SELECT a_string a, b_string b FROM aTable) AS t WHERE t.b != '" + C_VALUE + "' ORDER BY t.b, t.a"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(A_VALUE,rs.getString(1)); |
| assertEquals(B_VALUE,rs.getString(2)); |
| assertTrue (rs.next()); |
| assertEquals(B_VALUE,rs.getString(1)); |
| assertEquals(B_VALUE,rs.getString(2)); |
| assertTrue (rs.next()); |
| assertEquals(A_VALUE,rs.getString(1)); |
| assertEquals(E_VALUE,rs.getString(2)); |
| assertTrue (rs.next()); |
| assertEquals(B_VALUE,rs.getString(1)); |
| assertEquals(E_VALUE,rs.getString(2)); |
| assertTrue (rs.next()); |
| assertEquals(C_VALUE,rs.getString(1)); |
| assertEquals(E_VALUE,rs.getString(2)); |
| |
| assertFalse(rs.next()); |
| |
| // distinct (distinct) |
| query = "SELECT DISTINCT t.a FROM (SELECT DISTINCT a_string a, b_string b FROM aTable) AS t"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(A_VALUE,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(B_VALUE,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(C_VALUE,rs.getString(1)); |
| |
| assertFalse(rs.next()); |
| |
| // distinct (groupby) |
| query = "SELECT distinct t.c FROM (SELECT count(*) c FROM aTable GROUP BY a_string) AS t"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(1,rs.getInt(1)); |
| assertTrue (rs.next()); |
| assertEquals(4,rs.getInt(1)); |
| |
| assertFalse(rs.next()); |
| |
| // distinct (groupby) orderby |
| query = "SELECT distinct t.c FROM (SELECT count(*) c FROM aTable GROUP BY a_string) AS t ORDER BY t.c DESC"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(4,rs.getInt(1)); |
| assertTrue (rs.next()); |
| assertEquals(1,rs.getInt(1)); |
| |
| assertFalse(rs.next()); |
| |
| // distinct (limit) |
| query = "SELECT DISTINCT t.a, t.b FROM (SELECT a_string a, b_string b FROM aTable LIMIT 2) AS t"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(A_VALUE,rs.getString(1)); |
| assertEquals(B_VALUE,rs.getString(2)); |
| assertTrue (rs.next()); |
| assertEquals(A_VALUE,rs.getString(1)); |
| assertEquals(C_VALUE,rs.getString(2)); |
| |
| assertFalse(rs.next()); |
| } finally { |
| conn.close(); |
| } |
| } |
| |
| @Test |
| public void testDerivedTableWithAggregate() throws Exception { |
| long ts = nextTimestamp(); |
| Properties props = PropertiesUtil.deepCopy(TEST_PROPERTIES); |
| props.setProperty(PhoenixRuntime.CURRENT_SCN_ATTRIB, Long.toString(ts + 1)); |
| Connection conn = DriverManager.getConnection(getUrl(), props); |
| try { |
| // (count) |
| String query = "SELECT * FROM (SELECT count(*) FROM aTable WHERE a_byte != 8) AS t"; |
| PreparedStatement statement = conn.prepareStatement(query); |
| ResultSet rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(8,rs.getInt(1)); |
| |
| assertFalse(rs.next()); |
| |
| // count () |
| query = "SELECT count(*) FROM (SELECT a_byte FROM aTable) AS t WHERE t.a_byte != 8"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(8,rs.getInt(1)); |
| |
| assertFalse(rs.next()); |
| |
| // count (distinct) |
| query = "SELECT count(*) FROM (SELECT DISTINCT a_string FROM aTable) AS t"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(3,rs.getInt(1)); |
| |
| assertFalse(rs.next()); |
| |
| // count (groupby) |
| query = "SELECT count(*) FROM (SELECT count(*) c FROM aTable GROUP BY a_string) AS t"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(3,rs.getInt(1)); |
| |
| assertFalse(rs.next()); |
| |
| // count (limit) |
| query = "SELECT count(*) FROM (SELECT entity_id FROM aTable LIMIT 2) AS t"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(2,rs.getInt(1)); |
| |
| assertFalse(rs.next()); |
| |
| // count (subquery) |
| query = "SELECT count(*) FROM (SELECT * FROM aTable WHERE (organization_id, entity_id) in (SELECT organization_id, entity_id FROM aTable WHERE a_byte != 8)) AS t"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(8,rs.getInt(1)); |
| |
| assertFalse(rs.next()); |
| |
| // count (orderby) |
| query = "SELECT count(a_byte) FROM (SELECT * FROM aTable order by a_integer) AS t where a_byte != 8"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(8,rs.getInt(1)); |
| |
| assertFalse(rs.next()); |
| } finally { |
| conn.close(); |
| } |
| } |
| |
| @Test |
| public void testDerivedTableWithJoin() throws Exception { |
| long ts = nextTimestamp(); |
| Properties props = PropertiesUtil.deepCopy(TEST_PROPERTIES); |
| props.setProperty(PhoenixRuntime.CURRENT_SCN_ATTRIB, Long.toString(ts + 1)); |
| Connection conn = DriverManager.getConnection(getUrl(), props); |
| try { |
| // groupby (join) |
| String query = "SELECT q.id1, count(q.id2) FROM (SELECT t1.entity_id id1, t2.entity_id id2, t2.a_byte b2" |
| + " FROM aTable t1 JOIN aTable t2 ON t1.a_string = t2.b_string" |
| + " WHERE t1.a_byte >= 8) AS q WHERE q.b2 != 5 GROUP BY q.id1"; |
| PreparedStatement statement = conn.prepareStatement(query); |
| ResultSet rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(ROW8,rs.getString(1)); |
| assertEquals(3,rs.getInt(2)); |
| assertTrue (rs.next()); |
| assertEquals(ROW9,rs.getString(1)); |
| assertEquals(2,rs.getInt(2)); |
| |
| assertFalse(rs.next()); |
| |
| // distinct (join) |
| query = "SELECT DISTINCT q.id1 FROM (SELECT t1.entity_id id1, t2.a_byte b2" |
| + " FROM aTable t1 JOIN aTable t2 ON t1.a_string = t2.b_string" |
| + " WHERE t1.a_byte >= 8) AS q WHERE q.b2 != 5"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(ROW8,rs.getString(1)); |
| assertTrue (rs.next()); |
| assertEquals(ROW9,rs.getString(1)); |
| |
| assertFalse(rs.next()); |
| |
| // count (join) |
| query = "SELECT COUNT(*) FROM (SELECT t2.a_byte b2" |
| + " FROM aTable t1 JOIN aTable t2 ON t1.a_string = t2.b_string" |
| + " WHERE t1.a_byte >= 8) AS q WHERE q.b2 != 5"; |
| statement = conn.prepareStatement(query); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(5,rs.getInt(1)); |
| |
| assertFalse(rs.next()); |
| } finally { |
| conn.close(); |
| } |
| } |
| |
| @Test |
| public void testNestedDerivedTable() throws Exception { |
| long ts = nextTimestamp(); |
| Properties props = PropertiesUtil.deepCopy(TEST_PROPERTIES); |
| props.setProperty(PhoenixRuntime.CURRENT_SCN_ATTRIB, Long.toString(ts + 1)); |
| Connection conn = DriverManager.getConnection(getUrl(), props); |
| try { |
| // select(select(select)) |
| String query = "SELECT q.id, q.x10 * 10 FROM (SELECT t.eid id, t.x + 9 x10, t.astr a, t.bstr b FROM (SELECT entity_id eid, a_string astr, b_string bstr, a_byte + 1 x FROM aTable WHERE a_byte + 1 < ?) AS t ORDER BY b, id) AS q WHERE q.a = ? OR q.b = ? OR q.b = ?"; |
| PreparedStatement statement = conn.prepareStatement(query); |
| statement.setInt(1, 9); |
| statement.setString(2, A_VALUE); |
| statement.setString(3, C_VALUE); |
| statement.setString(4, E_VALUE); |
| ResultSet rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(ROW1,rs.getString(1)); |
| assertEquals(110,rs.getInt(2)); |
| assertTrue (rs.next()); |
| assertEquals(ROW4,rs.getString(1)); |
| assertEquals(140,rs.getInt(2)); |
| assertTrue (rs.next()); |
| assertEquals(ROW2,rs.getString(1)); |
| assertEquals(120,rs.getInt(2)); |
| assertTrue (rs.next()); |
| assertEquals(ROW5,rs.getString(1)); |
| assertEquals(150,rs.getInt(2)); |
| assertTrue (rs.next()); |
| assertEquals(ROW3,rs.getString(1)); |
| assertEquals(130,rs.getInt(2)); |
| assertTrue (rs.next()); |
| assertEquals(ROW6,rs.getString(1)); |
| assertEquals(160,rs.getInt(2)); |
| |
| assertFalse(rs.next()); |
| |
| // select(select(select) join (select(select))) |
| query = "SELECT q1.id, q2.id FROM (SELECT t.eid id, t.astr a, t.bstr b FROM (SELECT entity_id eid, a_string astr, b_string bstr, a_byte abyte FROM aTable) AS t WHERE t.abyte >= ?) AS q1" |
| + " JOIN (SELECT t.eid id, t.astr a, t.bstr b, t.abyte x FROM (SELECT entity_id eid, a_string astr, b_string bstr, a_byte abyte FROM aTable) AS t) AS q2 ON q1.a = q2.b" |
| + " WHERE q2.x != ? ORDER BY q1.id, q2.id DESC"; |
| statement = conn.prepareStatement(query); |
| statement.setInt(1, 8); |
| statement.setInt(2, 5); |
| rs = statement.executeQuery(); |
| assertTrue (rs.next()); |
| assertEquals(ROW8,rs.getString(1)); |
| assertEquals(ROW7,rs.getString(2)); |
| assertTrue (rs.next()); |
| assertEquals(ROW8,rs.getString(1)); |
| assertEquals(ROW4,rs.getString(2)); |
| assertTrue (rs.next()); |
| assertEquals(ROW8,rs.getString(1)); |
| assertEquals(ROW1,rs.getString(2)); |
| assertTrue (rs.next()); |
| assertEquals(ROW9,rs.getString(1)); |
| assertEquals(ROW8,rs.getString(2)); |
| assertTrue (rs.next()); |
| assertEquals(ROW9,rs.getString(1)); |
| assertEquals(ROW2,rs.getString(2)); |
| |
| assertFalse(rs.next()); |
| } finally { |
| conn.close(); |
| } |
| } |
| } |
| |
