| /** |
| * 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.tajo.engine.query; |
| |
| import org.apache.tajo.IntegrationTest; |
| import org.apache.tajo.NamedTest; |
| import org.apache.tajo.exception.InvalidInputsForCrossJoin; |
| import org.apache.tajo.exception.TooLargeInputForCrossJoinException; |
| import org.junit.AfterClass; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| import org.junit.experimental.categories.Category; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| |
| import java.sql.SQLException; |
| |
| @Category(IntegrationTest.class) |
| @RunWith(Parameterized.class) |
| @NamedTest("TestJoinQuery") |
| public class TestCrossJoin extends TestJoinQuery { |
| |
| public TestCrossJoin(String joinOption) throws Exception { |
| super(joinOption); |
| } |
| |
| @BeforeClass |
| public static void setup() throws Exception { |
| TestJoinQuery.setup(); |
| } |
| |
| @AfterClass |
| public static void classTearDown() throws SQLException { |
| TestJoinQuery.classTearDown(); |
| } |
| |
| @Test |
| @Option(withExplain = true, withExplainGlobal = true, parameterized = true, sort = true) |
| @SimpleTest(queries = { |
| @QuerySpec("select n_name, r_name, n_regionkey, r_regionkey from nation, region order by n_name, r_name"), |
| // testCrossJoinWithAsterisk |
| @QuerySpec("select region.*, customer.* from region, customer"), |
| @QuerySpec("select region.*, customer.* from customer, region"), |
| @QuerySpec("select * from customer, region"), |
| @QuerySpec("select length(r_comment) as len, *, c_custkey*10 from customer, region order by len,r_regionkey,r_name") |
| }) |
| public final void testCrossJoin() throws Exception { |
| runSimpleTests(); |
| } |
| |
| @Test |
| @Option(withExplain = true, withExplainGlobal = true, parameterized = true) |
| @SimpleTest() |
| public final void testCrossJoinWithEmptyTable1() throws Exception { |
| runSimpleTests(); |
| } |
| |
| @Test |
| @Option(withExplain = true, withExplainGlobal = true, parameterized = true) |
| @SimpleTest() |
| public void testCrossJoinAndCaseWhen() throws Exception { |
| runSimpleTests(); |
| } |
| |
| @Test |
| @Option(withExplain = true, withExplainGlobal = true, parameterized = true) |
| @SimpleTest() |
| public void testCrossJoinWithAsterisk1() throws Exception { |
| // select region.*, customer.* from region, customer; |
| runSimpleTests(); |
| } |
| |
| @Test |
| @Option(withExplain = true, withExplainGlobal = true, parameterized = true) |
| @SimpleTest() |
| public void testCrossJoinWithAsterisk2() throws Exception { |
| // select region.*, customer.* from customer, region; |
| runSimpleTests(); |
| } |
| |
| @Test |
| @Option(withExplain = true, withExplainGlobal = true, parameterized = true) |
| @SimpleTest() |
| public void testCrossJoinWithAsterisk3() throws Exception { |
| // select * from customer, region |
| runSimpleTests(); |
| } |
| |
| @Test |
| @Option(withExplain = true, withExplainGlobal = true, parameterized = true) |
| @SimpleTest() |
| public void testCrossJoinWithAsterisk4() throws Exception { |
| // select length(r_regionkey), *, c_custkey*10 from customer, region |
| runSimpleTests(); |
| } |
| |
| @Test |
| @Option(withExplain = true, withExplainGlobal = true, parameterized = true, sort = true) |
| @SimpleTest() |
| public final void testCrossJoinWithThetaJoinConditionInWhere() throws Exception { |
| runSimpleTests(); |
| } |
| |
| @Test (expected = TooLargeInputForCrossJoinException.class) |
| public final void testCrossJoinOfOneLargeTableAndJoin() throws Exception { |
| try { |
| executeString("SET SESSION BROADCAST_CROSS_JOIN_THRESHOLD to 2").close(); |
| executeString("select * from nation cross join region left outer join lineitem on r_regionkey = l_orderkey " + |
| "inner join supplier on l_suppkey = s_suppkey"); |
| } finally { |
| executeString("SET SESSION BROADCAST_CROSS_JOIN_THRESHOLD to " |
| + ORIGINAL_BROADCAST_CROSS_JOIN_THRESHOLD).close(); |
| } |
| } |
| |
| @Test (expected = TooLargeInputForCrossJoinException.class) |
| public final void testCrossJoinOfTwoLargeTables() throws Exception { |
| try { |
| executeString("SET SESSION BROADCAST_CROSS_JOIN_THRESHOLD 2").close(); |
| executeString("select * from nation n1 cross join nation n2"); |
| } finally { |
| executeString("SET SESSION BROADCAST_CROSS_JOIN_THRESHOLD " |
| + ORIGINAL_BROADCAST_CROSS_JOIN_THRESHOLD).close(); |
| } |
| } |
| |
| // FIXME: should be replaced by join queries with hints (See TAJO-2026) |
| @Test (expected = InvalidInputsForCrossJoin.class) |
| public final void testCrossJoinOfSubqueries() throws Exception { |
| executeString("select * from (select * from nation, region where n_regionkey = r_regionkey) t1 " + |
| "cross join (select * from orders, lineitem where l_orderkey = o_orderkey) t2"); |
| } |
| |
| // FIXME: should be replaced by join queries with hints (See TAJO-2026) |
| @Test |
| @Option(withExplain = true, withExplainGlobal = true, parameterized = true) |
| @SimpleTest (queries = { |
| @QuerySpec("select * from nation cross join region") |
| }) |
| public final void testCrossJoinOfOneSmallTable() throws Exception { |
| runSimpleTests(); |
| } |
| |
| // FIXME: should be replaced by join queries with hints (See TAJO-2026) |
| @Test |
| @Option(withExplain = true, withExplainGlobal = true, parameterized = true) |
| @SimpleTest (queries = { |
| @QuerySpec("select * from orders cross join region left outer join lineitem on r_regionkey = l_orderkey " + |
| "inner join supplier on l_suppkey = s_suppkey") |
| }) |
| public final void testCrossJoinOfOneSmallTableAndJoin() throws Exception { |
| runSimpleTests(); |
| } |
| |
| // FIXME: should be replaced by join queries with hints (See TAJO-2026) |
| @Test |
| @Option(withExplain = true, withExplainGlobal = true, parameterized = true) |
| @SimpleTest (queries = { |
| @QuerySpec("select * from lineitem cross join region") |
| }) |
| public final void testCrossJoinOftwoSmallTables() throws Exception { |
| runSimpleTests(); |
| } |
| } |