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TestAggregateProcessing.java
1283 lines (1019 loc) · 53.4 KB
/
TestAggregateProcessing.java
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/*
* JBoss, Home of Professional Open Source.
* See the COPYRIGHT.txt file distributed with this work for information
* regarding copyright ownership. Some portions may be licensed
* to Red Hat, Inc. under one or more contributor license agreements.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA.
*/
package org.teiid.query.processor;
import static org.junit.Assert.*;
import static org.teiid.query.processor.TestProcessor.*;
import java.math.BigDecimal;
import java.math.BigInteger;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import org.junit.Test;
import org.teiid.UserDefinedAggregate;
import org.teiid.api.exception.query.FunctionExecutionException;
import org.teiid.common.buffer.BufferManagerFactory;
import org.teiid.common.buffer.impl.BufferManagerImpl;
import org.teiid.core.types.ArrayImpl;
import org.teiid.core.types.BinaryType;
import org.teiid.core.types.ClobImpl;
import org.teiid.core.types.ClobType;
import org.teiid.core.types.DataTypeManager;
import org.teiid.metadata.AggregateAttributes;
import org.teiid.metadata.FunctionMethod;
import org.teiid.metadata.FunctionParameter;
import org.teiid.metadata.MetadataStore;
import org.teiid.metadata.Schema;
import org.teiid.query.metadata.QueryMetadataInterface;
import org.teiid.query.metadata.TransformationMetadata;
import org.teiid.query.optimizer.TestAggregatePushdown;
import org.teiid.query.optimizer.TestOptimizer;
import org.teiid.query.optimizer.TestOptimizer.ComparisonMode;
import org.teiid.query.optimizer.capabilities.BasicSourceCapabilities;
import org.teiid.query.optimizer.capabilities.CapabilitiesFinder;
import org.teiid.query.optimizer.capabilities.DefaultCapabilitiesFinder;
import org.teiid.query.optimizer.capabilities.FakeCapabilitiesFinder;
import org.teiid.query.optimizer.capabilities.SourceCapabilities.Capability;
import org.teiid.query.resolver.TestResolver;
import org.teiid.query.sql.lang.Command;
import org.teiid.query.unittest.RealMetadataFactory;
import org.teiid.query.util.CommandContext;
import org.teiid.query.util.Options;
import org.teiid.query.validator.TestValidator;
import org.teiid.translator.SourceSystemFunctions;
@SuppressWarnings({"nls", "unchecked", "rawtypes"})
public class TestAggregateProcessing {
static void sampleDataBQT3(FakeDataManager dataMgr) throws Exception {
QueryMetadataInterface metadata = RealMetadataFactory.exampleBQTCached();
// Group bqt1.smalla
List[] tuples = new List[20];
for (int i = 0; i < tuples.length; i++) {
tuples[i] = new ArrayList(17);
tuples[i].add(new Integer(i));
tuples[i].add("" + i); //$NON-NLS-1$
tuples[i].add(new Integer(i + 1));
for (int j = 0; j < 14; j++) {
tuples[i].add(null);
}
}
dataMgr.registerTuples(metadata, "bqt1.smalla", tuples); //$NON-NLS-1$
tuples = new List[20];
for (int i = 0; i < tuples.length; i++) {
tuples[i] = new ArrayList(17);
tuples[i].add(new Integer(i));
for (int j = 0; j < 16; j++) {
tuples[i].add(null);
}
}
dataMgr.registerTuples(metadata, "bqt2.mediumb", tuples); //$NON-NLS-1$
}
private void sampleDataBQT_defect9842(FakeDataManager dataMgr) throws Exception {
QueryMetadataInterface metadata = RealMetadataFactory.exampleBQTCached();
List[] tuples = new List[5];
for (int i = 0; i < tuples.length; i++) {
int k = i + 10;
tuples[i] = new ArrayList(17);
if (i < 2) {
tuples[i].add(new Integer(1)); // need duplicate values
} else {
tuples[i].add(new Integer(2)); // need duplicate values
}
tuples[i].add("" + k); //$NON-NLS-1$
tuples[i].add(new Integer(k + 1));
tuples[i].add("" + (k + 1)); //$NON-NLS-1$
tuples[i].add(new Float(0.5));
for (int j = 0; j < 8; j++) {
tuples[i].add(null);
}
tuples[i].add(new Short((short) k));
tuples[i].add(null);
tuples[i].add(new BigDecimal("" + k)); //$NON-NLS-1$
tuples[i].add(null);
}
dataMgr.registerTuples(metadata, "bqt1.smalla", tuples); //$NON-NLS-1$
}
@Test public void testAggregateOnBQT() throws Exception {
// Create query
String sql = "SELECT IntKey, SUM(IntNum) FROM BQT1.SmallA GROUP BY IntKey, IntNum HAVING IntNum > 10 ORDER BY IntKey"; //$NON-NLS-1$
// Create expected results
List[] expected = new List[] {
Arrays.asList(new Object[] { new Integer(10), new Long(11) }),
Arrays.asList(new Object[] { new Integer(11), new Long(12) }),
Arrays.asList(new Object[] { new Integer(12), new Long(13) }),
Arrays.asList(new Object[] { new Integer(13), new Long(14) }),
Arrays.asList(new Object[] { new Integer(14), new Long(15) }),
Arrays.asList(new Object[] { new Integer(15), new Long(16) }),
Arrays.asList(new Object[] { new Integer(16), new Long(17) }),
Arrays.asList(new Object[] { new Integer(17), new Long(18) }),
Arrays.asList(new Object[] { new Integer(18), new Long(19) }),
Arrays.asList(new Object[] { new Integer(19), new Long(20) }) };
// Construct data manager with data
FakeDataManager dataManager = new FakeDataManager();
sampleDataBQT3(dataManager);
// Plan query
ProcessorPlan plan = helpGetPlan(sql, RealMetadataFactory
.exampleBQTCached());
// Run query
helpProcess(plan, dataManager, expected);
}
@Test public void testAggregateSubquery() throws Exception {
// Create query
String sql = "SELECT IntKey, SUM((select IntNum from bqt1.smallb where intkey = smalla.intkey)) FROM BQT1.SmallA GROUP BY IntKey, IntNum HAVING IntNum > 10 ORDER BY IntKey"; //$NON-NLS-1$
// Create expected results
List[] expected = new List[] {
Arrays.asList(new Object[] { 1, 2l }),
Arrays.asList(new Object[] { 2, 3l }) };
// Construct data manager with data
HardcodedDataManager dataManager = new HardcodedDataManager();
dataManager.addData("SELECT g_0.IntKey, g_0.IntNum FROM BQT1.SmallA AS g_0 WHERE g_0.IntNum > 10", new List<?>[] {Arrays.asList(1, 2), Arrays.asList(2, 3)});
dataManager.addData("SELECT g_0.IntNum FROM BQT1.SmallB AS g_0 WHERE g_0.IntKey = 1", new List<?>[] {Arrays.asList(2)});
dataManager.addData("SELECT g_0.IntNum FROM BQT1.SmallB AS g_0 WHERE g_0.IntKey = 2", new List<?>[] {Arrays.asList(3)});
// Plan query
ProcessorPlan plan = helpGetPlan(sql, RealMetadataFactory.exampleBQTCached(), TestOptimizer.getGenericFinder());
// Run query
helpProcess(plan, dataManager, expected);
}
@Test public void testAggregateOnBQT2() throws Exception {
// Create query
String sql = "SELECT IntNum, IsNotNull FROM (SELECT IntNum, LongNum, COUNT(IntNum) AS IsNotNull FROM BQT1.SmallA GROUP BY IntNum, LongNum HAVING LongNum IS NULL ) AS x ORDER BY IntNum, IsNotNull"; //$NON-NLS-1$
// Create expected results
List[] expected = new List[] {
Arrays.asList(new Object[] { new Integer(1), new Integer(1) }),
Arrays.asList(new Object[] { new Integer(2), new Integer(1) }),
Arrays.asList(new Object[] { new Integer(3), new Integer(1) }),
Arrays.asList(new Object[] { new Integer(4), new Integer(1) }),
Arrays.asList(new Object[] { new Integer(5), new Integer(1) }),
Arrays.asList(new Object[] { new Integer(6), new Integer(1) }),
Arrays.asList(new Object[] { new Integer(7), new Integer(1) }),
Arrays.asList(new Object[] { new Integer(8), new Integer(1) }),
Arrays.asList(new Object[] { new Integer(9), new Integer(1) }),
Arrays.asList(new Object[] { new Integer(10), new Integer(1) }),
Arrays.asList(new Object[] { new Integer(11), new Integer(1) }),
Arrays.asList(new Object[] { new Integer(12), new Integer(1) }),
Arrays.asList(new Object[] { new Integer(13), new Integer(1) }),
Arrays.asList(new Object[] { new Integer(14), new Integer(1) }),
Arrays.asList(new Object[] { new Integer(15), new Integer(1) }),
Arrays.asList(new Object[] { new Integer(16), new Integer(1) }),
Arrays.asList(new Object[] { new Integer(17), new Integer(1) }),
Arrays.asList(new Object[] { new Integer(18), new Integer(1) }),
Arrays.asList(new Object[] { new Integer(19), new Integer(1) }),
Arrays.asList(new Object[] { new Integer(20), new Integer(1) }) };
// Construct data manager with data
FakeDataManager dataManager = new FakeDataManager();
sampleDataBQT3(dataManager);
// Plan query
ProcessorPlan plan = helpGetPlan(sql, RealMetadataFactory
.exampleBQTCached());
// Run query
helpProcess(plan, dataManager, expected);
}
@Test public void testAggregateOnBQT_defect9842() throws Exception {
// Create query
String sql = "SELECT IntKey, SUM((BigDecimalValue)*(ShortValue)-(BigDecimalValue)*(ShortValue)*(FloatNum)) " + //$NON-NLS-1$
"AS MySum FROM BQT1.SmallA GROUP BY IntKey ORDER BY IntKey"; //$NON-NLS-1$
// Create expected results
List[] expected = new List[] {
Arrays.asList(new Object[] { new Integer(1),
new BigDecimal("110.5000000") }), //$NON-NLS-1$
Arrays.asList(new Object[] { new Integer(2),
new BigDecimal("254.5000000") }) //$NON-NLS-1$
};
// Construct data manager with data
FakeDataManager dataManager = new FakeDataManager();
sampleDataBQT_defect9842(dataManager);
// Plan query
ProcessorPlan plan = helpGetPlan(sql, RealMetadataFactory
.exampleBQTCached());
// Run query
helpProcess(plan, dataManager, expected);
}
@Test public void testCase186260() {
/*
* This case revealed that an expression like "COUNT( DISTINCT e1 )", where the type of e1 is
* anything but integer, was not handled properly. We tried to use "integer" (the type of the
* COUNT expression) to work with the e1 tuples.
*/
// Create query
String sql = "SELECT COUNT(DISTINCT pm1.g2.e1), COUNT(DISTINCT pm1.g3.e1) FROM pm1.g2, pm1.g3"; //$NON-NLS-1$
// Create expected results
List[] expected = new List[] {
Arrays.asList(new Object[] { new Integer(3), new Integer(3) }),
};
// Construct data manager with data
FakeDataManager dataManager = new FakeDataManager();
sampleData1(dataManager);
// Plan query
ProcessorPlan plan = helpGetPlan(sql, RealMetadataFactory.example1Cached());
// Run query
helpProcess(plan, dataManager, expected);
}
@Test public void testAggregatePushdown() {
Command command = helpParse("select e1, count(e2), max(e2) from (select e1, e2, e3 from pm1.g1 union all select e1, e2, e3 from pm1.g2 union all select e1, e2, e3 from pm2.g1) z group by e1"); //$NON-NLS-1$
FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
capFinder.addCapabilities("pm1", TestAggregatePushdown.getAggregateCapabilities()); //$NON-NLS-1$
capFinder.addCapabilities("pm2", TestOptimizer.getTypicalCapabilities()); //$NON-NLS-1$
HardcodedDataManager dataManager = new HardcodedDataManager();
dataManager.addData("SELECT g_0.e1, COUNT(g_0.e2), MAX(g_0.e2) FROM pm1.g1 AS g_0 GROUP BY g_0.e1", //$NON-NLS-1$
new List[] {
Arrays.asList("a", Integer.valueOf(2), Integer.valueOf(1)), //$NON-NLS-1$
});
dataManager.addData("SELECT g_0.e1, COUNT(g_0.e2), MAX(g_0.e2) FROM pm1.g2 AS g_0 GROUP BY g_0.e1", //$NON-NLS-1$
new List[] {
Arrays.asList("a", Integer.valueOf(3), Integer.valueOf(2)), //$NON-NLS-1$
});
dataManager.addData("SELECT g_0.e1, g_0.e2 FROM pm2.g1 AS g_0", //$NON-NLS-1$
new List[] {
Arrays.asList("a", Integer.valueOf(3)), //$NON-NLS-1$
Arrays.asList("xyz", Integer.valueOf(4)), //$NON-NLS-1$
Arrays.asList(null, Integer.valueOf(5)),
});
ProcessorPlan plan = helpGetPlan(command, RealMetadataFactory.example1Cached(), capFinder);
List[] expected = new List[] {
Arrays.asList(null, Integer.valueOf(1), Integer.valueOf(5)),
Arrays.asList("a", Integer.valueOf(6), Integer.valueOf(3)), //$NON-NLS-1$
Arrays.asList("xyz", Integer.valueOf(1), Integer.valueOf(4)) //$NON-NLS-1$
};
helpProcess(plan, dataManager, expected);
}
@Test public void testUnionAggregatePushdown() {
Command command = helpParse("select count(*), max(e3) from (select e1, e2, e3 from pm1.g1 union all (select convert(e2, string) as a, e2, e3 from pm2.g2 order by a limit 10)) x group by e1, e2"); //$NON-NLS-1$
FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
capFinder.addCapabilities("pm1", TestAggregatePushdown.getAggregateCapabilities()); //$NON-NLS-1$
BasicSourceCapabilities bac = TestAggregatePushdown.getAggregateCapabilities();
bac.setFunctionSupport("convert", true); //$NON-NLS-1$
capFinder.addCapabilities("pm2", bac); //$NON-NLS-1$
HardcodedDataManager dataManager = new HardcodedDataManager();
dataManager.addData("SELECT g_0.e1, g_0.e2, COUNT(*), MAX(g_0.e3) FROM pm1.g1 AS g_0 GROUP BY g_0.e1, g_0.e2", //$NON-NLS-1$
new List[] {
Arrays.asList("2", Integer.valueOf(2), Integer.valueOf(2), null), //$NON-NLS-1$
Arrays.asList("1", Integer.valueOf(1), Integer.valueOf(3), Boolean.TRUE), //$NON-NLS-1$
});
dataManager.addData("SELECT v_0.c_0, v_0.c_1, COUNT(*), MAX(v_0.c_2) FROM (SELECT convert(g_0.e2, string) AS c_0, g_0.e2 AS c_1, g_0.e3 AS c_2 FROM pm2.g2 AS g_0 ORDER BY c_0 LIMIT 10) AS v_0 GROUP BY v_0.c_0, v_0.c_1", //$NON-NLS-1$
new List[] {
Arrays.asList("1", Integer.valueOf(1), Integer.valueOf(4), Boolean.FALSE), //$NON-NLS-1$
});
ProcessorPlan plan = helpGetPlan(command, RealMetadataFactory.example1Cached(), capFinder);
List[] expected = new List[] {
Arrays.asList(Integer.valueOf(7), Boolean.TRUE),
Arrays.asList(Integer.valueOf(2), null),
};
helpProcess(plan, dataManager, expected);
}
@Test public void testPushDownOverUnionMixed1() throws Exception {
FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
BasicSourceCapabilities caps = TestAggregatePushdown.getAggregateCapabilities();
caps.setFunctionSupport(SourceSystemFunctions.POWER, true);
caps.setFunctionSupport(SourceSystemFunctions.CONVERT, true);
capFinder.addCapabilities("pm2", caps); //$NON-NLS-1$
capFinder.addCapabilities("pm1", TestOptimizer.getTypicalCapabilities()); //$NON-NLS-1$
ProcessorPlan plan = helpGetPlan(helpParse("select max(e2), count(*), stddev_pop(e2), var_samp(e2) from (select e1, e2 from pm1.g1 union all select e1, e2 from pm2.g2) z"), RealMetadataFactory.example1Cached(), capFinder); //$NON-NLS-1$
HardcodedDataManager dataManager = new HardcodedDataManager();
dataManager.addData("SELECT g_0.e2 FROM pm1.g1 AS g_0", new List[] {Arrays.asList(1), Arrays.asList(2)});
dataManager.addData("SELECT MAX(g_0.e2), COUNT(*), COUNT(g_0.e2), SUM(power(g_0.e2, 2)), SUM(g_0.e2) FROM pm2.g2 AS g_0", new List[] {Arrays.asList(5, 6, 4, BigInteger.valueOf(50l), 10l)});
List[] expected = new List[] {
Arrays.asList(5, 8, 2.1147629234082532, 5.366666666666666),
};
helpProcess(plan, dataManager, expected);
}
@Test public void testBooleanAgg() {
String sql = "select every(e3), any(e3) from pm1.g1"; //$NON-NLS-1$
List[] expected = new List[] {
Arrays.asList(Boolean.FALSE, Boolean.TRUE),
};
FakeDataManager dataManager = new FakeDataManager();
sampleData1(dataManager);
ProcessorPlan plan = helpGetPlan(helpParse(sql), RealMetadataFactory.example1Cached());
helpProcess(plan, dataManager, expected);
}
@Test public void testStatsFunctions() {
String sql = "select stddev_pop(e2), var_samp(e2) from pm1.g1"; //$NON-NLS-1$
List[] expected = new List[] {
Arrays.asList(1.0671873729054748, 1.3666666666666667),
};
FakeDataManager dataManager = new FakeDataManager();
sampleData1(dataManager);
ProcessorPlan plan = helpGetPlan(helpParse(sql), RealMetadataFactory.example1Cached());
helpProcess(plan, dataManager, expected);
}
@Test public void testStatsFunctions1() {
String sql = "select stddev_samp(e2), var_pop(e2) from (select 2 e2) x"; //$NON-NLS-1$
List[] expected = new List[] {
Arrays.asList(null, 0.0),
};
FakeDataManager dataManager = new FakeDataManager();
sampleData1(dataManager);
ProcessorPlan plan = helpGetPlan(helpParse(sql), RealMetadataFactory.example1Cached());
helpProcess(plan, dataManager, expected);
}
@Test public void testJira1621() throws Exception {
// Create query
String sql = "SELECT sum(t2.e4) as s, max(t1.e1 || t2.e1) FROM pm1.g1 as t1, pm1.g2 as t2, pm1.g3 as t3 WHERE t1.e1 = coalesce(t2.e1, 'b') AND t2.e2 = t3.e2 GROUP BY t2.e2, t2.e3, t3.e2 ORDER BY s"; //$NON-NLS-1$
// Create expected results
List[] expected = new List[] {
Arrays.asList(null, "cc"),
Arrays.asList(0.0, "bb"),
Arrays.asList(2.0, null),
Arrays.asList(21.0, "aa"),
Arrays.asList(24.0, "aa")
};
// Construct data manager with data
FakeDataManager dataManager = new FakeDataManager();
sampleData1(dataManager);
// Plan query
ProcessorPlan plan = helpGetPlan(sql, RealMetadataFactory.example1Cached());
// Run query
helpProcess(plan, dataManager, expected);
}
@Test public void testMultiJoinCriteria() throws Exception {
String sql = "SELECT count(t2.e4) as s FROM pm1.g1 as t1, pm1.g2 as t2, pm1.g3 as t3 WHERE t1.e1 = t2.e1 and t2.e2 = t3.e2 and t1.e3 || t2.e3 = t3.e3"; //$NON-NLS-1$
List[] expected = new List[] {
Arrays.asList(0)
};
FakeDataManager dataManager = new FakeDataManager();
sampleData1(dataManager);
ProcessorPlan plan = helpGetPlan(sql, RealMetadataFactory.example1Cached());
helpProcess(plan, dataManager, expected);
}
@Test public void testMultiJoinGroupBy() throws Exception {
String sql = "SELECT count(t2.e4) as s, t1.e3 || t2.e3 FROM pm1.g1 as t1, pm1.g2 as t2, pm1.g3 as t3 WHERE t1.e1 = t2.e1 and t2.e2 = t3.e2 GROUP BY t1.e3 || t2.e3"; //$NON-NLS-1$
List[] expected = new List[] {
Arrays.asList(9, "falsefalse"),
Arrays.asList(2, "falsetrue"),
Arrays.asList(4, "truefalse"),
Arrays.asList(1, "truetrue"),
};
FakeDataManager dataManager = new FakeDataManager();
sampleData1(dataManager);
ProcessorPlan plan = helpGetPlan(sql, RealMetadataFactory.example1Cached());
helpProcess(plan, dataManager, expected);
}
@Test public void testArrayAggOrderByPersistence() throws Exception {
// Create query
String sql = "SELECT array_agg(e2 order by e1) from pm1.g1 group by e3"; //$NON-NLS-1$
// Create expected results
List[] expected = new List[] {
Arrays.asList(new ArrayImpl(new Integer[] {1, 0, 0, 2})),
Arrays.asList(new ArrayImpl(new Integer[] {3, 1})),
};
// Construct data manager with data
FakeDataManager dataManager = new FakeDataManager();
sampleData1(dataManager);
// Plan query
ProcessorPlan plan = helpGetPlan(sql, RealMetadataFactory.example1Cached());
CommandContext cc = TestProcessor.createCommandContext();
BufferManagerImpl impl = BufferManagerFactory.getTestBufferManager(0, 2);
cc.setBufferManager(impl);
// Run query
helpProcess(plan, cc, dataManager, expected);
}
@Test public void testDupGroupCombination() throws Exception {
String sql = "select count(e2), e1 from (select distinct e1, e2, e3 from pm1.g1) x group by e1"; //$NON-NLS-1$
List[] expected = new List[] {
Arrays.asList(2, "a"),
};
HardcodedDataManager dataManager = new HardcodedDataManager();
dataManager.addData("SELECT pm1.g1.e1, pm1.g1.e2, pm1.g1.e3 FROM pm1.g1", new List[] {
Arrays.asList("a", 0, Boolean.TRUE),
Arrays.asList("a", 0, Boolean.FALSE),
});
ProcessorPlan plan = helpGetPlan(sql, RealMetadataFactory.example1Cached());
helpProcess(plan, dataManager, expected);
}
@Test public void testAggFilter() throws Exception {
// Create query
String sql = "SELECT e2, count(*) filter (where e3) from pm1.g1 group by e2 order by e2"; //$NON-NLS-1$
// Create expected results
List[] expected = new List[] {
Arrays.asList(0, 0),
Arrays.asList(1, 1),
Arrays.asList(2, 0),
Arrays.asList(3, 1),
};
// Construct data manager with data
FakeDataManager dataManager = new FakeDataManager();
sampleData1(dataManager);
ProcessorPlan plan = helpGetPlan(sql, RealMetadataFactory.example1Cached());
helpProcess(plan, dataManager, expected);
}
@Test public void testGroupSortMultipleAggregates() throws Exception {
String sql = "select e1, min(e2), max(e3) from pm1.g1 group by e1";
List[] expected = new List[] {
Arrays.asList(null, 1, false),
Arrays.asList("a", 0, true),
Arrays.asList("b", 2, false),
Arrays.asList("c", 1, true),
};
// Construct data manager with data
FakeDataManager dataManager = new FakeDataManager();
sampleData1(dataManager);
ProcessorPlan plan = helpGetPlan(sql, RealMetadataFactory.example1Cached());
helpProcess(plan, dataManager, expected);
}
public static class SumAll implements UserDefinedAggregate<Integer> {
private boolean isNull = true;
private int result;
public void addInput(Integer... vals) {
isNull = false;
for (int i : vals) {
result += i;
}
}
@Override
public Integer getResult(org.teiid.CommandContext commandContext) {
if (isNull) {
return null;
}
return result;
}
@Override
public void reset() {
isNull = true;
result = 0;
}
}
public static class CustomSum implements UserDefinedAggregate<Integer> {
private boolean isNull = true;
private int result;
public void addInput(Integer... vals) {
isNull = false;
for (Integer i : vals) {
if (i == null) {
result += 0;
continue;
}
result += i;
}
}
@Override
public Integer getResult(org.teiid.CommandContext commandContext) {
if (isNull) {
return null;
}
return result;
}
@Override
public void reset() {
isNull = true;
result = 0;
}
}
public static class LongSumAll implements UserDefinedAggregate<Long> {
private boolean isNull = true;
private long result;
public void addInput(Integer... vals) {
isNull = false;
for (int i : vals) {
result += i;
}
}
@Override
public Long getResult(org.teiid.CommandContext commandContext) {
if (isNull) {
return null;
}
return result;
}
@Override
public void reset() {
isNull = true;
result = 0;
}
}
@Test public void testUserDefined() throws Exception {
MetadataStore ms = RealMetadataFactory.example1Store();
Schema s = ms.getSchemas().get("PM1");
AggregateAttributes aa = addAgg(s, "myagg", SumAll.class, DataTypeManager.DefaultDataTypes.INTEGER).getAggregateAttributes();
addAgg(s, "myagg2", LongSumAll.class, DataTypeManager.DefaultDataTypes.LONG);
TransformationMetadata metadata = RealMetadataFactory.createTransformationMetadata(ms, "test");
Command c = TestResolver.helpResolve("select myagg2(distinct e2) from pm1.g1", metadata);
assertEquals(DataTypeManager.DefaultDataClasses.LONG, c.getProjectedSymbols().get(0).getType());
//must be in agg form
TestValidator.helpValidate("SELECT myagg(e2) from pm1.g1", new String[] {}, metadata);
//run validations over default AggregateAttributes
TestValidator.helpValidate("SELECT myagg(distinct e2) from pm1.g1", new String[] {"myagg(DISTINCT e2)"}, metadata);
TestValidator.helpValidate("SELECT myagg(e2 order by e1) from pm1.g1", new String[] {"myagg(ALL e2 ORDER BY e1)"}, metadata);
TestValidator.helpValidate("SELECT myagg(ALL e2, e2) over () from pm1.g1", new String[] {}, metadata);
aa.setAllowsDistinct(true);
aa.setAllowsOrderBy(true);
TestValidator.helpValidate("SELECT myagg(distinct e2) from pm1.g1", new String[] {}, metadata);
TestValidator.helpValidate("SELECT myagg(e2 order by e1) from pm1.g1", new String[] {}, metadata);
aa.setAnalytic(true);
TestValidator.helpValidate("SELECT myagg(distinct e2) from pm1.g1", new String[] {"myagg(DISTINCT e2)"}, metadata);
TestValidator.helpValidate("SELECT myagg(e2, e2) over () from pm1.g1", new String[] {}, metadata);
aa.setAnalytic(false);
// Create expected results
List[] expected = new List[] {
Arrays.asList(6, 6),
Arrays.asList(8, 8),
};
// Construct data manager with data
FakeDataManager dataManager = new FakeDataManager();
sampleData1(dataManager);
ProcessorPlan plan = helpGetPlan("select myagg(all e2, e2 order by e1), myagg(e2, e2) from pm1.g1 group by e3", metadata);
helpProcess(plan, dataManager, expected);
}
private FunctionMethod addAgg(Schema s, String name, Class<?> clazz, String returns) {
FunctionMethod fm = new FunctionMethod();
fm.setName(name);
fm.setInvocationClass(clazz.getName());
fm.setInvocationMethod("addInput");
FunctionParameter fp = new FunctionParameter();
fp.setType(DataTypeManager.DefaultDataTypes.INTEGER);
fp.setName("arg");
fp.setVarArg(true);
fm.getInputParameters().add(fp);
FunctionParameter fpout = new FunctionParameter();
fpout.setType(returns);
fpout.setName("outp");
fm.setOutputParameter(fpout);
AggregateAttributes aa = new AggregateAttributes();
fm.setAggregateAttributes(aa);
s.getFunctions().put(fm.getName(), fm);
return fm;
}
@Test public void testNullDependentAggParitioned() throws Exception {
MetadataStore ms = RealMetadataFactory.example1Store();
Schema s = ms.getSchemas().get("PM1");
FunctionMethod fm = addAgg(s, "myagg", SumAll.class, DataTypeManager.DefaultDataTypes.INTEGER);
fm.setNullOnNull(false);
fm.getAggregateAttributes().setDecomposable(true);
TransformationMetadata metadata = RealMetadataFactory.createTransformationMetadata(ms, "test");
final String userSql = "SELECT myagg(e2), source_name FROM (select e2, 'a' as source_name from pm1.g1 union all select e2, 'b' from pm2.g1) x group by source_name"; //$NON-NLS-1$
BasicSourceCapabilities caps = TestAggregatePushdown.getAggregateCapabilities();
caps.setFunctionSupport("myagg", true);
ProcessorPlan plan = TestOptimizer.helpPlan(userSql, metadata, new String[] {"SELECT myagg(ALL v_0.c_1), v_0.c_0 FROM (SELECT 'a' AS c_0, g_0.e2 AS c_1 FROM pm1.g1 AS g_0) AS v_0 GROUP BY v_0.c_0",
"SELECT myagg(ALL v_0.c_1), v_0.c_0 FROM (SELECT 'b' AS c_0, g_0.e2 AS c_1 FROM pm2.g1 AS g_0) AS v_0 GROUP BY v_0.c_0"}, new DefaultCapabilitiesFinder(caps), ComparisonMode.EXACT_COMMAND_STRING);
TestOptimizer.checkNodeTypes(plan, new int[] {
2, // Access
0, // DependentAccess
0, // DependentSelect
0, // DependentProject
0, // DupRemove
0, // Grouping
0, // NestedLoopJoinStrategy
0, // MergeJoinStrategy
0, // Null
0, // PlanExecution
1, // Project
0, // Select
0, // Sort
1 // UnionAll
});
}
@Test public void testNullDependentAgg() throws Exception {
MetadataStore ms = RealMetadataFactory.example1Store();
Schema s = ms.getSchemas().get("PM1");
FunctionMethod fm = addAgg(s, "myagg", SumAll.class, DataTypeManager.DefaultDataTypes.INTEGER);
fm.setNullOnNull(false);
fm.getAggregateAttributes().setDecomposable(true);
TransformationMetadata metadata = RealMetadataFactory.createTransformationMetadata(ms, "test");
final String userSql = "SELECT myagg(e2) FROM (select e2, e1 as source_name from pm1.g1 union all select e2, e1 from pm2.g1) x"; //$NON-NLS-1$
BasicSourceCapabilities caps = TestAggregatePushdown.getAggregateCapabilities();
caps.setFunctionSupport("myagg", true);
ProcessorPlan plan = TestOptimizer.helpPlan(userSql, metadata, new String[] {"SELECT myagg(ALL g_0.e2) FROM pm1.g1 AS g_0 HAVING COUNT(*) > 0",
"SELECT myagg(ALL g_0.e2) FROM pm2.g1 AS g_0 HAVING COUNT(*) > 0"}, new DefaultCapabilitiesFinder(caps), ComparisonMode.EXACT_COMMAND_STRING);
TestOptimizer.checkNodeTypes(plan, new int[] {
2, // Access
0, // DependentAccess
0, // DependentSelect
0, // DependentProject
0, // DupRemove
1, // Grouping
0, // NestedLoopJoinStrategy
0, // MergeJoinStrategy
0, // Null
0, // PlanExecution
1, // Project
0, // Select
0, // Sort
1 // UnionAll
});
}
@Test public void testNullDependentAgg1() throws Exception {
MetadataStore ms = RealMetadataFactory.example1Store();
Schema s = ms.getSchemas().get("PM1");
FunctionMethod fm = addAgg(s, "myagg", CustomSum.class, DataTypeManager.DefaultDataTypes.STRING);
fm.setNullOnNull(false);
fm.getAggregateAttributes().setDecomposable(true);
TransformationMetadata metadata = RealMetadataFactory.createTransformationMetadata(ms, "test");
final String userSql = "SELECT myagg(e2) FROM (select e2, e1 as source_name from pm1.g1 union all select e2, e1 from pm2.g1) x"; //$NON-NLS-1$
BasicSourceCapabilities caps = TestAggregatePushdown.getAggregateCapabilities();
caps.setFunctionSupport("myagg", true);
caps.setCapabilitySupport(Capability.CRITERIA_COMPARE_ORDERED, false);
ProcessorPlan plan = TestOptimizer.helpPlan(userSql, metadata, new String[] {"SELECT COUNT(*), myagg(ALL g_0.e2) FROM pm2.g1 AS g_0", "SELECT COUNT(*), myagg(ALL g_0.e2) FROM pm1.g1 AS g_0"}, new DefaultCapabilitiesFinder(caps), ComparisonMode.EXACT_COMMAND_STRING);
TestOptimizer.checkNodeTypes(plan, new int[] {
2, // Access
0, // DependentAccess
0, // DependentSelect
0, // DependentProject
0, // DupRemove
1, // Grouping
0, // NestedLoopJoinStrategy
0, // MergeJoinStrategy
0, // Null
0, // PlanExecution
3, // Project
2, // Select
0, // Sort
1 // UnionAll
});
HardcodedDataManager dataManager = new HardcodedDataManager();
dataManager.addData("SELECT COUNT(*), myagg(ALL g_0.e2) FROM pm1.g1 AS g_0", new List<?>[] {Arrays.asList(0, null)});
dataManager.addData("SELECT COUNT(*), myagg(ALL g_0.e2) FROM pm2.g1 AS g_0", new List<?>[] {Arrays.asList(0, null)});
//if we don't filter the nulls, then we'd get 0
helpProcess(plan, dataManager, new List[] {Collections.singletonList(null)});
}
@Test public void testMultiCount() throws Exception {
// Create query
String sql = "SELECT count(pm1.g1.e2), count(pm2.g2.e2) from pm1.g1, pm2.g2 where pm1.g1.e1 = pm2.g2.e1"; //$NON-NLS-1$
// Create expected results
List[] expected = new List[] {
Arrays.asList(3, 2),
};
// Construct data manager with data
HardcodedDataManager dataManager = new HardcodedDataManager();
dataManager.addData("SELECT g_0.e1 AS c_0, COUNT(g_0.e2) AS c_1 FROM pm1.g1 AS g_0 GROUP BY g_0.e1 ORDER BY c_0", new List<?>[] {Arrays.asList("a", 1), Arrays.asList("b", 2)});
dataManager.addData("SELECT g_0.e1 AS c_0, g_0.e2 AS c_1 FROM pm2.g2 AS g_0 ORDER BY c_0", new List<?>[] {Arrays.asList("a", 6), Arrays.asList("b", 5)});
ProcessorPlan plan = helpGetPlan(sql, RealMetadataFactory.example1Cached(), TestAggregatePushdown.getAggregatesFinder());
helpProcess(plan, dataManager, expected);
}
@Test public void testUnaliasedAggInDeleteCompensation() throws Exception {
String sql = "delete from pm3.g1 where e1 = (SELECT MAX(e1) FROM pm3.g1 as z where e2 = pm3.g1.e2)"; //$NON-NLS-1$
List[] expected = new List[] {
Arrays.asList(1),
};
HardcodedDataManager dataManager = new HardcodedDataManager();
dataManager.addData("SELECT g_0.e1 AS c_0, g_0.e2 AS c_1 FROM pm3.g1 AS g_0 ORDER BY c_1, c_0", new List<?>[] {Arrays.asList("a", 1)});
dataManager.addData("SELECT MAX(g_0.e1) AS c_0, g_0.e2 AS c_1 FROM pm3.g1 AS g_0 GROUP BY g_0.e2 ORDER BY c_1, c_0", new List<?>[] {Arrays.asList("a", 1)});
dataManager.addData("DELETE FROM pm3.g1 WHERE pm3.g1.e1 = 'a'", new List<?>[] {Arrays.asList(1)});
ProcessorPlan plan = helpGetPlan(sql, RealMetadataFactory.example4(), TestAggregatePushdown.getAggregatesFinder());
helpProcess(plan, dataManager, expected);
}
@Test public void testEmptyCountOverJoin() {
Command command = helpParse("select count(pm1.g1.e2) from pm1.g1, pm1.g2 where pm1.g1.e1 = pm1.g2.e1"); //$NON-NLS-1$
FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
BasicSourceCapabilities bsc = TestAggregatePushdown.getAggregateCapabilities();
bsc.setCapabilitySupport(Capability.QUERY_FROM_JOIN_INNER, false);
bsc.setCapabilitySupport(Capability.QUERY_FROM_JOIN_OUTER, false);
capFinder.addCapabilities("pm1", bsc); //$NON-NLS-1$
HardcodedDataManager dataManager = new HardcodedDataManager();
dataManager.addData("SELECT g_0.e1 AS c_0, COUNT(g_0.e2) AS c_1 FROM pm1.g1 AS g_0 GROUP BY g_0.e1 ORDER BY c_0", //$NON-NLS-1$
new List[] {
//$NON-NLS-1$
});
dataManager.addData("SELECT g_0.e1 AS c_0 FROM pm1.g2 AS g_0 ORDER BY c_0", //$NON-NLS-1$
new List[] { //$NON-NLS-1$
});
ProcessorPlan plan = helpGetPlan(command, RealMetadataFactory.example1Cached(), capFinder);
List[] expected = new List[] {
Arrays.asList(0) //$NON-NLS-1$
};
helpProcess(plan, dataManager, expected);
}
@Test public void testCountOfGroupingColumn() {
Command command = helpParse("select e1, count(e1) from pm1.g1, (select 1 from pm1.g2 limit 2) x group by e1"); //$NON-NLS-1$
FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
BasicSourceCapabilities bsc = TestOptimizer.getTypicalCapabilities();
capFinder.addCapabilities("pm1", bsc); //$NON-NLS-1$
HardcodedDataManager dataManager = new HardcodedDataManager();
dataManager.addData("SELECT g_0.e1 FROM pm1.g1 AS g_0", //$NON-NLS-1$
new List[] {
Arrays.asList("a"),
Arrays.asList("a"),
Arrays.asList("b"),
//$NON-NLS-1$
});
dataManager.addData("SELECT 1 FROM pm1.g2 AS g_0", //$NON-NLS-1$
new List[] { //$NON-NLS-1$
Arrays.asList(1),
Arrays.asList(1),
});
ProcessorPlan plan = helpGetPlan(command, RealMetadataFactory.example1Cached(), capFinder);
List[] expected = new List[] {
Arrays.asList("a", 4), //$NON-NLS-1$
Arrays.asList("b", 2) //$NON-NLS-1$
};
helpProcess(plan, dataManager, expected);
}
@Test public void testUnaliasedViewAgg() throws Exception {
String sql = "SELECT MIN(x.count) FROM agg x"; //$NON-NLS-1$
TransformationMetadata metadata = RealMetadataFactory.fromDDL("create foreign table smalla (intkey integer); create view agg (count integer) as select count(*) from smalla", "x", "y");
TestOptimizer.helpPlan(sql, metadata, new String[] {"SELECT MIN(v_0.c_0) FROM (SELECT COUNT(*) AS c_0 FROM y.smalla AS g_0) AS v_0"}, TestAggregatePushdown.getAggregatesFinder(), ComparisonMode.EXACT_COMMAND_STRING);
}
@Test public void testStringAgg() throws Exception {
// Create query
String sql = "SELECT string_agg(e1, ',') from pm1.g1 group by e3"; //$NON-NLS-1$
// Create expected results
List[] expected = new List[] {
Arrays.asList("a,b,a"),
Arrays.asList("a,c"),
};
FakeDataManager dataManager = new FakeDataManager();
sampleData1(dataManager);
ProcessorPlan plan = helpGetPlan(sql, RealMetadataFactory.example1Cached(), TestAggregatePushdown.getAggregatesFinder());
helpProcess(plan, dataManager, expected);
}
@Test public void testStringAggBinary() throws Exception {
// Create query
String sql = "SELECT cast(string_agg(to_bytes(e1, 'UTF-8'), X'AB') as varbinary) from pm1.g1 group by e3"; //$NON-NLS-1$
// Create expected results
List[] expected = new List[] {
Arrays.asList(new BinaryType(new byte[] {(byte)0x61, (byte)0xAB, (byte)0x62, (byte)0xAB, (byte)0x61})),
Arrays.asList(new BinaryType(new byte[] {(byte)0x61, (byte)0xAB, (byte)0x63})),
};
FakeDataManager dataManager = new FakeDataManager();
sampleData1(dataManager);
ProcessorPlan plan = helpGetPlan(sql, RealMetadataFactory.example1Cached(), TestAggregatePushdown.getAggregatesFinder());
helpProcess(plan, dataManager, expected);
}
@Test public void testCorrelatedGroupingColumn() throws Exception {
// Create query
String sql = "SELECT A.e2, A.e1 FROM pm1.g1 AS A GROUP BY A.e2, A.e1 HAVING A.e1 = (SELECT MAX(B.e1) FROM pm1.g1 AS B WHERE A.e2 = B.e2)"; //$NON-NLS-1$
// Create expected results
List[] expected = new List[] {
Arrays.asList(new Object[] { 0, "a" }),
Arrays.asList(new Object[] { 1, "c" }),
Arrays.asList(new Object[] { 2, "b" }),
Arrays.asList(new Object[] { 3, "a" })};
// Construct data manager with data
FakeDataManager dataManager = new FakeDataManager();
FakeDataStore.sampleData1(dataManager, RealMetadataFactory.example1Cached());
// Plan query
ProcessorPlan plan = helpGetPlan(sql, RealMetadataFactory.example1Cached());
// Run query
helpProcess(plan, dataManager, expected);
}
@Test public void testRollup() throws Exception {
String sql = "select e1, sum(e2) from pm1.g1 group by rollup(e1)"; //$NON-NLS-1$
List[] expected = new List[] {
Arrays.asList("a", Long.valueOf(3)),
Arrays.asList("b", Long.valueOf(1)),
Arrays.asList(null, Long.valueOf(4))
};
ProcessorPlan plan = helpGetPlan(sql, RealMetadataFactory.example1Cached());
HardcodedDataManager hdm = new HardcodedDataManager();
hdm.addData("SELECT pm1.g1.e1, pm1.g1.e2 FROM pm1.g1", Arrays.asList("a", 1), Arrays.asList("a", 2), Arrays.asList("b", 1));
helpProcess(plan, hdm, expected);
expected = new List[] {
Arrays.asList("a", Long.valueOf(4)),
Arrays.asList(null, Long.valueOf(4))
};
plan.close();
plan.reset();
hdm = new HardcodedDataManager();
hdm.addData("SELECT pm1.g1.e1, pm1.g1.e2 FROM pm1.g1", Arrays.asList("a", 1), Arrays.asList("a", 3));
helpProcess(plan, hdm, expected);
}
@Test public void testRollupHaving() throws Exception {
String sql = "select e1, sum(e2) from pm1.g1 group by rollup(e1) having e1 is not null"; //$NON-NLS-1$
List[] expected = new List[] {
Arrays.asList("a", Long.valueOf(3)),
Arrays.asList("b", Long.valueOf(1))
};
ProcessorPlan plan = helpGetPlan(sql, RealMetadataFactory.example1Cached());
HardcodedDataManager hdm = new HardcodedDataManager();
hdm.addData("SELECT pm1.g1.e1, pm1.g1.e2 FROM pm1.g1", Arrays.asList("a", 1), Arrays.asList("a", 2), Arrays.asList("b", 1));
helpProcess(plan, hdm, expected);
}
@Test public void testRollup2() throws Exception {
String sql = "select e1, e2, sum(e4) from pm1.g1 group by rollup(e1, e2)"; //$NON-NLS-1$
List[] expected = new List[] {
Arrays.asList("a", 1, 1.0),
Arrays.asList("a", 3, 2.0),
Arrays.asList("a", null, 3.0),
Arrays.asList("b", 2, 3.0),