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TestQueryRewriter.java
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TestQueryRewriter.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.rewriter;
import static org.junit.Assert.*;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.TimeZone;
import org.junit.Before;
import org.junit.Ignore;
import org.junit.Test;
import org.teiid.api.exception.query.QueryMetadataException;
import org.teiid.client.metadata.ParameterInfo;
import org.teiid.common.buffer.BufferManagerFactory;
import org.teiid.core.TeiidComponentException;
import org.teiid.core.TeiidException;
import org.teiid.core.TeiidProcessingException;
import org.teiid.core.TeiidRuntimeException;
import org.teiid.core.types.DataTypeManager;
import org.teiid.core.util.TimestampWithTimezone;
import org.teiid.metadata.Table;
import org.teiid.query.eval.Evaluator;
import org.teiid.query.function.FunctionTree;
import org.teiid.query.metadata.QueryMetadataInterface;
import org.teiid.query.optimizer.FakeFunctionMetadataSource;
import org.teiid.query.parser.QueryParser;
import org.teiid.query.resolver.QueryResolver;
import org.teiid.query.resolver.util.ResolverUtil;
import org.teiid.query.resolver.util.ResolverVisitor;
import org.teiid.query.sql.lang.*;
import org.teiid.query.sql.symbol.Constant;
import org.teiid.query.sql.symbol.ElementSymbol;
import org.teiid.query.sql.symbol.Expression;
import org.teiid.query.sql.symbol.GroupSymbol;
import org.teiid.query.sql.symbol.Reference;
import org.teiid.query.sql.visitor.CorrelatedReferenceCollectorVisitor;
import org.teiid.query.unittest.RealMetadataFactory;
import org.teiid.query.util.CommandContext;
@SuppressWarnings("nls")
public class TestQueryRewriter {
private static final class FakeObject implements Comparable<FakeObject> {
private int hashCode;
public FakeObject(int hashCode) {
this.hashCode = hashCode;
}
@Override
public int hashCode() {
return hashCode;
}
@Override
public boolean equals(Object obj) {
return true;
}
@Override
public int compareTo(FakeObject o) {
return 0;
}
}
private static final String TRUE_STR = "1 = 1"; //$NON-NLS-1$
private static final String FALSE_STR = "1 = 0"; //$NON-NLS-1$
// ################################## TEST HELPERS ################################
private Criteria parseCriteria(String critStr, QueryMetadataInterface metadata) {
try {
Criteria crit = QueryParser.getQueryParser().parseCriteria(critStr);
// resolve against metadata
QueryResolver.resolveCriteria(crit, metadata);
return crit;
} catch(TeiidException e) {
throw new RuntimeException(e);
}
}
private Criteria helpTestRewriteCriteria(String original, String expected) {
try {
return helpTestRewriteCriteria(original, expected, false);
} catch (Exception e) {
throw new RuntimeException(e);
}
}
private Criteria helpTestRewriteCriteria(String original, String expected, boolean rewrite) throws QueryMetadataException, TeiidComponentException, TeiidProcessingException {
QueryMetadataInterface metadata = RealMetadataFactory.example1Cached();
Criteria expectedCrit = parseCriteria(expected, metadata);
if (rewrite) {
QueryResolver.resolveCriteria(expectedCrit, metadata);
expectedCrit = QueryRewriter.rewriteCriteria(expectedCrit, null, metadata);
}
return helpTestRewriteCriteria(original, expectedCrit, metadata);
}
private Map<ElementSymbol, Integer> elements;
private List<List<? extends Object>> tuples;
@Before public void setUp() {
elements = null;
tuples = new ArrayList<List<? extends Object>>();
}
private Criteria helpTestRewriteCriteria(String original, String expectedCrit, QueryMetadataInterface metadata) {
return helpTestRewriteCriteria(original, parseCriteria(expectedCrit, metadata), metadata);
}
private Criteria helpTestRewriteCriteria(String original, Criteria expectedCrit, QueryMetadataInterface metadata) {
Criteria origCrit = parseCriteria(original, metadata);
Criteria actual = null;
// rewrite
try {
ArrayList<Boolean> booleanVals = new ArrayList<Boolean>(tuples.size());
for (List<?> tuple : tuples) {
booleanVals.add(new Evaluator(elements, null, null).evaluate(origCrit, tuple));
}
actual = QueryRewriter.rewriteCriteria(origCrit, null, metadata);
assertEquals("Did not rewrite correctly: ", expectedCrit, actual); //$NON-NLS-1$
for (int i = 0; i < tuples.size(); i++) {
assertEquals(tuples.get(i).toString(), booleanVals.get(i), new Evaluator(elements, null, null).evaluate(actual, tuples.get(i)));
}
} catch(TeiidException e) {
throw new RuntimeException(e);
}
return actual;
}
private Expression helpTestRewriteExpression(String original, String expected, QueryMetadataInterface metadata) throws TeiidComponentException, TeiidProcessingException {
Expression actualExp = QueryParser.getQueryParser().parseExpression(original);
ResolverVisitor.resolveLanguageObject(actualExp, metadata);
CommandContext context = new CommandContext();
context.setBufferManager(BufferManagerFactory.getStandaloneBufferManager());
actualExp = QueryRewriter.rewriteExpression(actualExp, context, metadata);
if (expected != null) {
Expression expectedExp = QueryParser.getQueryParser().parseExpression(expected);
ResolverVisitor.resolveLanguageObject(expectedExp, metadata);
assertEquals(expectedExp, actualExp);
}
return actualExp;
}
private String getRewritenProcedure(String procedure, String userUpdateStr, Table.TriggerEvent procedureType) throws TeiidComponentException, TeiidProcessingException {
QueryMetadataInterface metadata = RealMetadataFactory.exampleUpdateProc(procedureType, procedure);
return getRewritenProcedure(userUpdateStr, metadata);
}
private String getRewritenProcedure(String userUpdateStr,
QueryMetadataInterface metadata) throws TeiidComponentException,
QueryMetadataException, TeiidProcessingException {
ProcedureContainer userCommand = (ProcedureContainer)QueryParser.getQueryParser().parseCommand(userUpdateStr);
QueryResolver.resolveCommand(userCommand, metadata);
Command proc = QueryResolver.expandCommand(userCommand, metadata, null);
QueryRewriter.rewrite(userCommand, metadata, null);
Command result = QueryRewriter.rewrite(proc, metadata, null);
return result.toString();
}
static Command helpTestRewriteCommand(String original, String expected) {
try {
return helpTestRewriteCommand(original, expected, RealMetadataFactory.example1Cached());
} catch(TeiidException e) {
throw new TeiidRuntimeException(e);
}
}
public static Command helpTestRewriteCommand(String original, String expected, QueryMetadataInterface metadata) throws TeiidException {
return helpTestRewriteCommand(original, expected, metadata, new CommandContext());
}
public static Command helpTestRewriteCommand(String original, String expected, QueryMetadataInterface metadata, CommandContext cc) throws TeiidException {
Command command = QueryParser.getQueryParser().parseCommand(original);
QueryResolver.resolveCommand(command, metadata);
Command rewriteCommand = QueryRewriter.rewrite(command, metadata, cc);
//to accomodate the logic that was moved to QueryOptimizer
if (rewriteCommand instanceof Insert && ((Insert)rewriteCommand).isUpsert()) {
rewriteCommand = QueryRewriter.rewriteAsUpsertProcedure((Insert)rewriteCommand, metadata, cc);
}
assertEquals("Rewritten command was not expected", expected, rewriteCommand.toString()); //$NON-NLS-1$
return rewriteCommand;
}
@Test public void testRewriteUnknown() {
helpTestRewriteCriteria("pm1.g1.e1 = '1' and '1' = convert(null, string)", "1 = 0"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteUnknown1() {
helpTestRewriteCriteria("pm1.g1.e1 = '1' or '1' = convert(null, string)", "pm1.g1.e1 = '1'"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteUnknown2() {
helpTestRewriteCriteria("not('1' = convert(null, string))", "null <> null"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteUnknown3() {
helpTestRewriteCriteria("pm1.g1.e1 like convert(null, string))", "null <> null"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteUnknown4() {
helpTestRewriteCriteria("null in ('a', 'b', 'c')", "null <> null"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteUnknown5() {
helpTestRewriteCriteria("(null <> null) and 1 = 0", "1 = 0"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteUnknown6() {
helpTestRewriteCriteria("not(pm1.g1.e1 = '1' and '1' = convert(null, string))", "pm1.g1.e1 <> '1'"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteUnknown7() {
helpTestRewriteCriteria("not(pm1.g1.e1 = '1' or '1' = convert(null, string))", "1 = 0"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteUnknown8() {
helpTestRewriteCriteria("pm1.g1.e1 in (2, null)", "pm1.g1.e1 = '2'"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteUnknown9() {
helpTestRewriteCriteria("pm1.g1.e1 not in (2, null)", "1 = 0"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteUnknown10() {
helpTestRewriteCriteria("pm1.g1.e1 <> 'a' and pm1.g1.e2 <> null", "1 = 0"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteUnknown11() {
helpTestRewriteCommand("update pm1.g1 set e3 = pm1.g1.e1 <> 'a' and pm1.g1.e2 <> null", "UPDATE pm1.g1 SET e3 = (pm1.g1.e1 <> 'a') AND (null <> null)"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteInCriteriaWithRepeats() {
helpTestRewriteCriteria("pm1.g1.e1 in ('1', '1', '2')", "pm1.g1.e1 IN ('1', '2')"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteInCriteriaWithSingleValue() {
helpTestRewriteCriteria("pm1.g1.e1 in ('1')", "pm1.g1.e1 = '1'"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteInCriteriaWithSingleValue1() {
helpTestRewriteCriteria("pm1.g1.e1 not in ('1')", "pm1.g1.e1 != '1'"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteInCriteriaWithConvert() {
helpTestRewriteCriteria("convert(pm1.g1.e2, string) not in ('x')", "pm1.g1.e2 IS NOT NULL"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteInCriteriaWithNoValues() throws Exception {
ElementSymbol e1 = new ElementSymbol("e1");
e1.setGroupSymbol(new GroupSymbol("g1"));
SetCriteria crit = new SetCriteria(e1, Collections.EMPTY_LIST); //$NON-NLS-1$
Criteria actual = QueryRewriter.rewriteCriteria(crit, null, null);
assertEquals(QueryRewriter.FALSE_CRITERIA, actual);
crit.setNegated(true);
actual = QueryRewriter.rewriteCriteria(crit, null, null);
assertEquals(QueryRewriter.TRUE_CRITERIA, actual);
}
@Test public void testRewriteInNotHashable() throws Exception {
Constant c = new Constant(new FakeObject(0));
SetCriteria crit = new SetCriteria(c, new ArrayList<Constant>()); //$NON-NLS-1$
crit.getValues().add(new Constant(new FakeObject(1)));
crit.getValues().add(new Constant(new FakeObject(2)));
Criteria actual = QueryRewriter.rewriteCriteria(crit, null, null);
assertEquals(QueryRewriter.TRUE_CRITERIA, actual);
}
@Test public void testRewriteBetweenCriteria1() {
helpTestRewriteCriteria("pm1.g1.e1 BETWEEN 1000 AND 2000", "(pm1.g1.e1 >= '1000') AND (pm1.g1.e1 <= '2000')"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteBetweenCriteria2() {
helpTestRewriteCriteria("pm1.g1.e1 NOT BETWEEN 1000 AND 2000", "(pm1.g1.e1 < '1000') OR (pm1.g1.e1 > '2000')"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteCrit1() {
helpTestRewriteCriteria("concat('a','b') = 'ab'", "1 = 1"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteCrit2() {
helpTestRewriteCriteria("'x' = pm1.g1.e1", "(pm1.g1.e1 = 'x')"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteCrit3() {
helpTestRewriteCriteria("pm1.g1.e1 = convert('a', string)", "pm1.g1.e1 = 'a'"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteCrit4() {
helpTestRewriteCriteria("pm1.g1.e1 = CONVERT('a', string)", "pm1.g1.e1 = 'a'"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteCrit5() {
helpTestRewriteCriteria("pm1.g1.e1 in ('a')", "pm1.g1.e1 = 'a'"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Ignore(value="It's not generally possible to invert a narrowing conversion")
@Test public void testRewriteCrit6() {
helpTestRewriteCriteria("1 = convert(pm1.g1.e1,integer) + 10", "pm1.g1.e1 = '-9'"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteCrit7() {
helpTestRewriteCriteria("((pm1.g1.e1 = 1) and (pm1.g1.e1 = 1))", "pm1.g1.e1 = '1'"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteMatchCritEscapeChar1() {
helpTestRewriteCriteria("pm1.g1.e1 LIKE 'x_' ESCAPE '\\'", "pm1.g1.e1 LIKE 'x_'"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteMatchCritEscapeChar2() {
helpTestRewriteCriteria("pm1.g1.e1 LIKE '#%x' ESCAPE '#'", "pm1.g1.e1 LIKE '#%x' ESCAPE '#'"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteMatchCritEscapeChar3() {
helpTestRewriteCriteria("pm1.g1.e1 LIKE '#%x'", "pm1.g1.e1 LIKE '#%x'"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteMatchCritEscapeChar4() {
helpTestRewriteCriteria("pm1.g1.e1 LIKE pm1.g1.e1 ESCAPE '#'", "pm1.g1.e1 LIKE pm1.g1.e1 ESCAPE '#'"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteMatchCritEscapeChar5() throws Exception {
MatchCriteria mcrit = new MatchCriteria(new ElementSymbol("pm1.g1.e1"), new Constant(null, DataTypeManager.DefaultDataClasses.STRING), '#'); //$NON-NLS-1$
Criteria expected = QueryRewriter.UNKNOWN_CRITERIA;
Object actual = QueryRewriter.rewriteCriteria(mcrit, null, null);
assertEquals("Did not get expected rewritten criteria", expected, actual); //$NON-NLS-1$
}
@Test public void testRewriteMatchCrit1() {
helpTestRewriteCriteria("pm1.g1.e1 LIKE 'x' ESCAPE '\\'", "pm1.g1.e1 = 'x'"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteMatchCrit2() {
helpTestRewriteCriteria("pm1.g1.e1 NOT LIKE 'x'", "pm1.g1.e1 <> 'x'"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteMatchCrit3() {
helpTestRewriteCriteria("pm1.g1.e1 NOT LIKE '%'", "1 = 0"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteCritTimestampCreate1() {
helpTestRewriteCriteria("timestampCreate(pm3.g1.e2, pm3.g1.e3) = {ts'2004-11-23 09:25:00'}", "(pm3.g1.e2 = {d'2004-11-23'}) AND (pm3.g1.e3 = {t'09:25:00'})"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteCritTimestampCreate2() {
helpTestRewriteCriteria("{ts'2004-11-23 09:25:00'} = timestampCreate(pm3.g1.e2, pm3.g1.e3)", "(pm3.g1.e2 = {d'2004-11-23'}) AND (pm3.g1.e3 = {t'09:25:00'})"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteCritSwap1() {
helpTestRewriteCriteria("'x' = pm1.g1.e1", "pm1.g1.e1 = 'x'"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteCritSwap2() {
helpTestRewriteCriteria("'x' <> pm1.g1.e1", "pm1.g1.e1 <> 'x'"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteCritSwap3() {
helpTestRewriteCriteria("'x' < pm1.g1.e1", "pm1.g1.e1 > 'x'"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteCritSwap4() {
helpTestRewriteCriteria("'x' <= pm1.g1.e1", "pm1.g1.e1 >= 'x'"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteCritSwap5() {
helpTestRewriteCriteria("'x' > pm1.g1.e1", "pm1.g1.e1 < 'x'"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteCritSwap6() {
helpTestRewriteCriteria("'x' >= pm1.g1.e1", "pm1.g1.e1 <= 'x'"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteCritExpr_op1() {
helpTestRewriteCriteria("pm1.g1.e2 + 5 = 10", "pm1.g1.e2 = 5"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteCritExpr_op2() {
helpTestRewriteCriteria("pm1.g1.e2 - 5 = 10", "pm1.g1.e2 = 15"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteCritExpr_op3() {
helpTestRewriteCriteria("pm1.g1.e2 * 5 = 10", "pm1.g1.e2 = 2"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteCritExpr_op4() {
helpTestRewriteCriteria("pm1.g1.e2 / 5 = 10", "pm1.g1.e2 = 50"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteCritExpr_signFlip1() {
helpTestRewriteCriteria("pm1.g1.e2 * -5 > 10", "pm1.g1.e2 < -2"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteCritExpr_signFlip2() {
helpTestRewriteCriteria("pm1.g1.e2 * -5 >= 10", "pm1.g1.e2 <= -2"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteCritExpr_signFlip3() {
helpTestRewriteCriteria("pm1.g1.e2 * -5 < 10", "pm1.g1.e2 > -2"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteCritExpr_signFlip4() {
helpTestRewriteCriteria("pm1.g1.e2 * -5 <= 10", "pm1.g1.e2 >= -2"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteCritExpr_backwards1() {
helpTestRewriteCriteria("5 + pm1.g1.e2 <= 10", "pm1.g1.e2 <= 5"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteCritExpr_backwards2() {
helpTestRewriteCriteria("-5 * pm1.g1.e2 <= 10", "pm1.g1.e2 >= -2"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteCritExpr_unhandled1() {
helpTestRewriteCriteria("5 / pm1.g1.e2 <= 10", "5 / pm1.g1.e2 <= 10"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteCritExpr_unhandled2() {
helpTestRewriteCriteria("5 - pm1.g1.e2 <= 10", "5 - pm1.g1.e2 <= 10"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Ignore(value="It's not generally possible to invert a narrowing conversion")
@Test public void testRewriteCrit_parseDate() {
helpTestRewriteCriteria("PARSEDATE(pm3.g1.e1, 'yyyyMMdd') = {d'2003-05-01'}", //$NON-NLS-1$
"pm3.g1.e1 = '20030501'" ); //$NON-NLS-1$
}
@Ignore(value="It's not generally possible to invert a narrowing conversion")
@Test public void testRewriteCrit_parseDate1() {
helpTestRewriteCriteria("PARSEDATE(pm3.g1.e1, 'yyyyMM') = {d'2003-05-01'}", //$NON-NLS-1$
"pm3.g1.e1 = '200305'" ); //$NON-NLS-1$
}
@Ignore(value="we're no longer considering parsedate directly")
@Test public void testRewriteCrit_parseDate2() {
helpTestRewriteCriteria("PARSEDATE(pm3.g1.e1, 'yyyyMM') = {d'2003-05-02'}", //$NON-NLS-1$
"1 = 0" ); //$NON-NLS-1$
}
@Ignore(value="Should be moved to the validator")
@Test public void testRewriteCrit_invalidParseDate() {
QueryMetadataInterface metadata = RealMetadataFactory.example1Cached();
Criteria origCrit = parseCriteria("PARSEDATE(pm3.g1.e1, '''') = {d'2003-05-01'}", metadata); //$NON-NLS-1$
try {
QueryRewriter.rewriteCriteria(origCrit, null, null);
fail("Expected failure"); //$NON-NLS-1$
} catch(TeiidException e) {
assertEquals("Error Code:ERR.015.001.0003 Message:Error simplifying criteria: PARSEDATE(pm3.g1.e1, '''') = {d'2003-05-01'}", e.getMessage()); //$NON-NLS-1$
}
}
@Test public void testRewriteParseDateCast() {
helpTestRewriteCriteria("PARSEDATE(bqt1.smalla.timestampvalue, 'yyyy-MM-dd') = {d'2011-01-10'}", //$NON-NLS-1$
"convert(bqt1.smalla.timestampvalue, date) = {d'2011-01-10'}", RealMetadataFactory.exampleBQTCached() ); //$NON-NLS-1$
}
@Test public void testRewriteParseDateCastString() {
helpTestRewriteCriteria("PARSEDATE(bqt1.smalla.stringkey, 'yyyy-MM-dd') = {d'2011-01-10'}", //$NON-NLS-1$
"convert(parsetimestamp(bqt1.smalla.stringkey, 'yyyy-MM-dd'), date) = {d'2011-01-10'}", RealMetadataFactory.exampleBQTCached() ); //$NON-NLS-1$
}
@Test public void testRewriteParseTimeCast() {
helpTestRewriteCriteria("PARSETIME(bqt1.smalla.timestampvalue, 'hh:mm:ss') = {t'12:00:00'}", //$NON-NLS-1$
"convert(bqt1.smalla.timestampvalue, time) = {t'12:00:00'}", RealMetadataFactory.exampleBQTCached() ); //$NON-NLS-1$
}
@Test public void testRewriteFormatDateCast() {
helpTestRewriteCriteria("FormatDATE(bqt1.smalla.datevalue, 'yyyy-MM-dd') = {d'2011-01-10'}", //$NON-NLS-1$
"bqt1.smalla.datevalue = {d'2011-01-10'}", RealMetadataFactory.exampleBQTCached() ); //$NON-NLS-1$
}
@Test public void testRewriteFormatTimeCast() {
helpTestRewriteCriteria("FormatTIME(bqt1.smalla.timevalue, 'hh:mm:ss') = {t'12:00:00'}", //$NON-NLS-1$
"bqt1.smalla.timevalue = {t'12:00:00'}", RealMetadataFactory.exampleBQTCached() ); //$NON-NLS-1$
}
@Ignore(value="It's not generally possible to invert a narrowing conversion")
@Test public void testRewriteCrit_parseTime() {
helpTestRewriteCriteria("PARSETIME(pm3.g1.e1, 'HH mm ss') = {t'13:25:04'}", //$NON-NLS-1$
"pm3.g1.e1 = '13 25 04'" ); //$NON-NLS-1$
}
@Test public void testRewriteCrit_parseTimestamp() {
helpTestRewriteCriteria("PARSETimestamp(pm3.g1.e1, 'yyyy dd mm') = {ts'2003-05-01 13:25:04.5'}", //$NON-NLS-1$
"1 = 0" ); //$NON-NLS-1$
}
@Ignore(value="It's not generally possible to invert a narrowing conversion")
@Test public void testRewriteCrit_parseTimestamp1() {
helpTestRewriteCriteria("PARSETimestamp(pm3.g1.e1, 'yyyy dd mm') = {ts'2003-01-01 00:25:00.0'}", //$NON-NLS-1$
"pm3.g1.e1 = '2003 01 25'" ); //$NON-NLS-1$
}
@Test public void testRewriteCrit_parseTimestamp2() {
helpTestRewriteCriteria("PARSETimestamp(CONVERT(pm3.g1.e2, string), 'yyyy-MM-dd') = {ts'2003-05-01 13:25:04.5'}", //$NON-NLS-1$
"1 = 0" ); //$NON-NLS-1$
}
@Test public void testRewriteCrit_parseTimestamp3() {
helpTestRewriteCriteria("PARSETimestamp(pm3.g1.e1, 'yyyy dd mm') <> {ts'2003-05-01 13:25:04.5'}", //$NON-NLS-1$
"pm3.g1.e1 is not null" ); //$NON-NLS-1$
}
@Ignore(value="It's not generally possible to invert a narrowing conversion")
@Test public void testRewriteCrit_parseTimestamp4() {
helpTestRewriteCriteria("PARSETimestamp(CONVERT(pm3.g1.e2, string), 'yyyy-MM-dd') = {ts'2003-05-01 00:00:00.0'}", //$NON-NLS-1$
"pm3.g1.e2 = {d'2003-05-01'}" ); //$NON-NLS-1$
}
@Test public void testRewriteCrit_parseTimestamp_notEquality() {
helpTestRewriteCriteria("PARSETimestamp(pm3.g1.e1, 'yyyy dd mm') > {ts'2003-05-01 13:25:04.5'}", //$NON-NLS-1$
"PARSETimestamp(pm3.g1.e1, 'yyyy dd mm') > {ts'2003-05-01 13:25:04.5'}" ); //$NON-NLS-1$
}
@Ignore(value="It's not generally possible to invert a narrowing conversion")
@Test public void testRewriteCrit_parseTimestamp_decompose() {
helpTestRewriteCriteria("PARSETIMESTAMP(CONCAT(FORMATDATE(pm3.g1.e2, 'yyyyMMdd'), FORMATTIME(pm3.g1.e3, 'HHmmss')), 'yyyyMMddHHmmss') = PARSETIMESTAMP('19690920183045', 'yyyyMMddHHmmss')", //$NON-NLS-1$
"(pm3.g1.e2 = {d'1969-09-20'}) AND (pm3.g1.e3 = {t'18:30:45'})" ); //$NON-NLS-1$
}
@Test public void testRewriteCrit_timestampCreate_decompose() {
helpTestRewriteCriteria("timestampCreate(pm3.g1.e2, pm3.g1.e3) = PARSETIMESTAMP('19690920183045', 'yyyyMMddHHmmss')", //$NON-NLS-1$
"(pm3.g1.e2 = {d'1969-09-20'}) AND (pm3.g1.e3 = {t'18:30:45'})" ); //$NON-NLS-1$
}
@Ignore(value="It's not generally possible to invert a narrowing conversion")
@Test public void testRewriteCrit_parseInteger() {
helpTestRewriteCriteria("parseInteger(pm1.g1.e1, '#,##0') = 1234", //$NON-NLS-1$
"pm1.g1.e1 = '1,234'" ); //$NON-NLS-1$
}
@Ignore(value="It's not generally possible to invert a narrowing conversion")
@Test public void testRewriteCrit_parseLong() {
helpTestRewriteCriteria("parseLong(pm1.g1.e1, '#,##0') = convert(1234, long)", //$NON-NLS-1$
"pm1.g1.e1 = '1,234'" ); //$NON-NLS-1$
}
@Ignore(value="It's not generally possible to invert a narrowing conversion")
@Test public void testRewriteCrit_parseBigInteger() {
helpTestRewriteCriteria("parseBigInteger(pm1.g1.e1, '#,##0') = convert(1234, biginteger)", //$NON-NLS-1$
"pm1.g1.e1 = '1,234'" ); //$NON-NLS-1$
}
@Ignore(value="It's not generally possible to invert a narrowing conversion")
@Test public void testRewriteCrit_parseFloat() {
helpTestRewriteCriteria("parseFloat(pm1.g1.e1, '#,##0.###') = convert(1234.123, float)", //$NON-NLS-1$
"pm1.g1.e1 = '1,234.123'" ); //$NON-NLS-1$
}
@Ignore(value="It's not generally possible to invert a narrowing conversion")
@Test public void testRewriteCrit_parseDouble() {
helpTestRewriteCriteria("parseDouble(pm1.g1.e1, '$#,##0.00') = convert(1234.5, double)", //$NON-NLS-1$
"pm1.g1.e1 = '$1,234.50'" ); //$NON-NLS-1$
}
@Ignore(value="It's not generally possible to invert a narrowing conversion")
@Test public void testRewriteCrit_parseBigDecimal() {
helpTestRewriteCriteria("parseBigDecimal(pm1.g1.e1, '#,##0.###') = convert(1234.1234, bigdecimal)", //$NON-NLS-1$
"pm1.g1.e1 = '1,234.123'" ); //$NON-NLS-1$
}
@Ignore(value="Cannot deterime if the format is narrowing")
@Test public void testRewriteCrit_formatDate() {
helpTestRewriteCriteria("formatDate(pm3.g1.e2, 'yyyyMMdd') = '20030501'", //$NON-NLS-1$
"pm3.g1.e2 = {d'2003-05-01'}" ); //$NON-NLS-1$
}
@Ignore(value="Cannot deterime if the format is narrowing")
@Test public void testRewriteCrit_formatTime() {
helpTestRewriteCriteria("formatTime(pm3.g1.e3, 'HH mm ss') = '13 25 04'", //$NON-NLS-1$
"pm3.g1.e3 = {t'13:25:04'}" ); //$NON-NLS-1$
}
@Test public void testRewriteCrit_formatTimestamp() {
helpTestRewriteCriteria("formatTimestamp(pm3.g1.e4, 'MM dd, yyyy - HH:mm:ss') = '05 01, 1974 - 07:00:00'", //$NON-NLS-1$
"formatTimestamp(pm3.g1.e4, 'MM dd, yyyy - HH:mm:ss') = '05 01, 1974 - 07:00:00'" ); //$NON-NLS-1$
}
@Ignore(value="Cannot deterime if the format is narrowing")
@Test public void testRewriteCrit_formatTimestamp1() {
helpTestRewriteCriteria("formatTimestamp(pm3.g1.e4, 'MM dd, yyyy - HH:mm:ss.S') = '05 01, 1974 - 07:00:00.0'", //$NON-NLS-1$
"pm3.g1.e4 = {ts'1974-05-01 07:00:00.0'}" ); //$NON-NLS-1$
}
@Ignore(value="Cannot deterime if the format is narrowing")
@Test public void testRewriteCrit_formatInteger() {
helpTestRewriteCriteria("formatInteger(pm1.g1.e2, '#,##0') = '1,234'", //$NON-NLS-1$
"pm1.g1.e2 = 1234" ); //$NON-NLS-1$
}
@Test public void testRewriteCrit_formatInteger1() throws QueryMetadataException, TeiidComponentException, TeiidProcessingException {
helpTestRewriteCriteria("formatInteger(pm1.g1.e2, '#5') = '105'", //$NON-NLS-1$
"formatbigdecimal(convert(pm1.g1.e2, bigdecimal), '#5') = '105'", true ); //$NON-NLS-1$
}
@Ignore(value="Cannot deterime if the format is narrowing")
@Test public void testRewriteCrit_formatLong() {
helpTestRewriteCriteria("formatLong(convert(pm1.g1.e2, long), '#,##0') = '1,234,567,890,123'", //$NON-NLS-1$
"1 = 0" ); //$NON-NLS-1$
}
@Ignore(value="Cannot deterime if the format is narrowing")
@Test public void testRewriteCrit_formatLong1() {
helpTestRewriteCriteria("formatLong(convert(pm1.g1.e2, long), '#,##0') = '1,234,567,890'", //$NON-NLS-1$
"pm1.g1.e2 = 1234567890" ); //$NON-NLS-1$
}
@Ignore(value="Cannot deterime if the format is narrowing")
@Test public void testRewriteCrit_formatTimestampInvert() {
String original = "formatTimestamp(pm3.g1.e4, 'MM dd, yyyy - HH:mm:ss.S') = ?"; //$NON-NLS-1$
String expected = "pm3.g1.e4 = parseTimestamp(?, 'MM dd, yyyy - HH:mm:ss.S')"; //$NON-NLS-1$
helpTestRewriteCriteria(original, expected);
}
@Test public void testRewriteCrit_plusInvert() {
String original = "pm1.g1.e2 + 1.1 = ?"; //$NON-NLS-1$
String expected = "convert(pm1.g1.e2, bigdecimal) = ? - 1.1"; //$NON-NLS-1$
helpTestRewriteCriteria(original, expected);
}
@Ignore(value="Cannot deterime if the format is narrowing")
@Test public void testRewriteCrit_formatBigInteger() throws Exception {
String original = "formatBigInteger(convert(pm1.g1.e2, biginteger), '#,##0') = '1,234,567,890'"; //$NON-NLS-1$
String expected = "pm1.g1.e2 = 1234567890"; //$NON-NLS-1$
QueryMetadataInterface metadata = RealMetadataFactory.example1Cached();
Criteria origCrit = parseCriteria(original, metadata);
Criteria expectedCrit = parseCriteria(expected, metadata);
// rewrite
Criteria actual = QueryRewriter.rewriteCriteria(origCrit, null, null);
assertEquals("Did not rewrite correctly: ", expectedCrit, actual); //$NON-NLS-1$
}
@Ignore(value="Cannot deterime if the format is narrowing")
@Test public void testRewriteCrit_formatFloat() throws Exception {
String original = "formatFloat(convert(pm1.g1.e4, float), '#,##0.###') = '1,234.123'"; //$NON-NLS-1$
String expected = "pm1.g1.e4 = 1234.123046875"; //$NON-NLS-1$
QueryMetadataInterface metadata = RealMetadataFactory.example1Cached();
Criteria origCrit = parseCriteria(original, metadata);
// rewrite
Criteria actual = QueryRewriter.rewriteCriteria(origCrit, null, null);
assertEquals("Did not rewrite correctly: ", expected, actual.toString()); //$NON-NLS-1$
}
@Ignore(value="Cannot deterime if the format is narrowing")
@Test public void testRewriteCrit_formatDouble() throws Exception {
String original = "formatDouble(convert(pm1.g1.e4, double), '$#,##0.00') = '$1,234.50'"; //$NON-NLS-1$
String expected = "pm1.g1.e4 = '1234.5'"; //$NON-NLS-1$
QueryMetadataInterface metadata = RealMetadataFactory.example1Cached();
Criteria origCrit = parseCriteria(original, metadata);
Criteria expectedCrit = parseCriteria(expected, metadata);
((CompareCriteria)expectedCrit).setRightExpression(new Constant(new Double(1234.5)));
// rewrite
Criteria actual = QueryRewriter.rewriteCriteria(origCrit, null, null);
assertEquals("Did not rewrite correctly: ", expectedCrit, actual); //$NON-NLS-1$
}
@Ignore(value="Cannot deterime if the format is narrowing")
@Test public void testRewriteCrit_formatBigDecimal() throws Exception {
String original = "formatBigDecimal(convert(pm1.g1.e4, bigdecimal), '#,##0.###') = '1,234.5'"; //$NON-NLS-1$
String expected = "pm1.g1.e4 = 1234.5"; //$NON-NLS-1$
QueryMetadataInterface metadata = RealMetadataFactory.example1Cached();
Criteria origCrit = parseCriteria(original, metadata);
Criteria expectedCrit = parseCriteria(expected, metadata);
// rewrite
Criteria actual = QueryRewriter.rewriteCriteria(origCrit, null, null);
assertEquals("Did not rewrite correctly: ", expectedCrit, actual); //$NON-NLS-1$
}
@Test public void testRewriteCritTimestampDiffDate1() {
helpTestRewriteCriteria("timestampdiff(SQL_TSI_DAY, {d'2003-05-15'}, {d'2003-05-17'} ) = 2", TRUE_STR); //$NON-NLS-1$
}
@Test public void testRewriteCritTimestampDiffDate2() {
helpTestRewriteCriteria("timestampdiff(SQL_TSI_DAY, {d'2003-06-02'}, {d'2003-05-17'} ) = -16", TRUE_STR); //$NON-NLS-1$
}
@Test public void testRewriteCritTimestampDiffDate3() {
helpTestRewriteCriteria("timestampdiff(SQL_TSI_QUARTER, {d'2002-01-25'}, {d'2003-06-01'} ) = 5", TRUE_STR); //$NON-NLS-1$
}
@Test public void testRewriteCritTimestampDiffTime1() {
helpTestRewriteCriteria("timestampdiff(SQL_TSI_HOUR, {t'03:04:45'}, {t'05:05:36'} ) = 2", TRUE_STR); //$NON-NLS-1$
}
@Test public void testRewriteCritTimestampDiffTime1_ignorecase() {
helpTestRewriteCriteria("timestampdiff(SQL_tsi_HOUR, {t'03:04:45'}, {t'05:05:36'} ) = 2", TRUE_STR); //$NON-NLS-1$
}
@Test public void testRewriteOr1() {
helpTestRewriteCriteria("(5 = 5) OR (0 = 1)", TRUE_STR); //$NON-NLS-1$
}
@Test public void testRewriteOr2() {
helpTestRewriteCriteria("(0 = 1) OR (5 = 5)", TRUE_STR); //$NON-NLS-1$
}
@Test public void testRewriteOr3() {
helpTestRewriteCriteria("(1 = 1) OR (5 = 5)", TRUE_STR); //$NON-NLS-1$
}
@Test public void testRewriteOr4() {
helpTestRewriteCriteria("(0 = 1) OR (4 = 5)", FALSE_STR); //$NON-NLS-1$
}
@Test public void testRewriteOr5() {
helpTestRewriteCriteria("(0 = 1) OR (4 = 5) OR (pm1.g1.e1 = 'x')", "(pm1.g1.e1 = 'x')"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteOr6() {
helpTestRewriteCriteria("(0 = 1) OR (4 = 5) OR (pm1.g1.e1 = 'x') OR (pm1.g1.e1 = 'y')", "pm1.g1.e1 IN ('x', 'y')"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteOr7() {
helpTestRewriteCriteria("(pm1.g1.e1 = 'x') OR (pm1.g1.e1 = 'y')", "pm1.g1.e1 IN ('x', 'y')"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteAnd1() {
helpTestRewriteCriteria("(5 = 5) AND (0 = 1)", FALSE_STR); //$NON-NLS-1$
}
@Test public void testRewriteAnd2() {
helpTestRewriteCriteria("(0 = 1) AND (5 = 5)", FALSE_STR); //$NON-NLS-1$
}
@Test public void testRewriteAnd3() {
helpTestRewriteCriteria("(1 = 1) AND (5 = 5)", TRUE_STR); //$NON-NLS-1$
}
@Test public void testRewriteAnd4() {
helpTestRewriteCriteria("(0 = 1) AND (4 = 5)", FALSE_STR); //$NON-NLS-1$
}
@Test public void testRewriteAnd5() {
helpTestRewriteCriteria("(1 = 1) AND (5 = 5) AND (pm1.g1.e1 = 'x')", "(pm1.g1.e1 = 'x')"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteAnd6() {
helpTestRewriteCriteria("(1 = 1) AND (5 = 5) AND (pm1.g1.e1 = 'x')", "(pm1.g1.e1 = 'x')"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteAnd7() {
helpTestRewriteCriteria("(pm1.g1.e1 = 'x') AND (lower(pm1.g1.e1) = 'y')", "(pm1.g1.e1 = 'x') AND (lcase(pm1.g1.e1) = 'y')"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteMixed1() {
helpTestRewriteCriteria("((1=1) AND (1=1)) OR ((1=1) AND (1=1))", TRUE_STR); //$NON-NLS-1$
}
@Test public void testRewriteMixed2() {
helpTestRewriteCriteria("((1=2) AND (1=1)) OR ((1=1) AND (1=1))", TRUE_STR); //$NON-NLS-1$
}
@Test public void testRewriteMixed3() {
helpTestRewriteCriteria("((1=1) AND (1=2)) OR ((1=1) AND (1=1))", TRUE_STR); //$NON-NLS-1$
}
@Test public void testRewriteMixed4() {
helpTestRewriteCriteria("((1=1) AND (1=1)) OR ((1=2) AND (1=1))", TRUE_STR); //$NON-NLS-1$
}
@Test public void testRewriteMixed5() {
helpTestRewriteCriteria("((1=1) AND (1=1)) OR ((1=1) AND (1=2))", TRUE_STR); //$NON-NLS-1$
}
@Test public void testRewriteMixed6() {
helpTestRewriteCriteria("((1=2) AND (1=1)) OR ((1=2) AND (1=1))", FALSE_STR); //$NON-NLS-1$
}
@Test public void testRewriteMixed7() {
helpTestRewriteCriteria("((1=1) AND (1=2)) OR ((1=1) AND (1=2))", FALSE_STR); //$NON-NLS-1$
}
@Test public void testRewriteMixed8() {
helpTestRewriteCriteria("((1=2) AND (1=2)) OR ((1=2) AND (1=2))", FALSE_STR); //$NON-NLS-1$
}
@Test public void testRewriteMixed9() {
helpTestRewriteCriteria("((1=1) OR (1=1)) AND ((1=1) OR (1=1))", TRUE_STR); //$NON-NLS-1$
}
@Test public void testRewriteMixed10() {
helpTestRewriteCriteria("((1=2) OR (1=1)) AND ((1=1) OR (1=1))", TRUE_STR); //$NON-NLS-1$
}
@Test public void testRewriteMixed11() {
helpTestRewriteCriteria("((1=1) OR (1=2)) AND ((1=1) OR (1=1))", TRUE_STR); //$NON-NLS-1$
}
@Test public void testRewriteMixed12() {
helpTestRewriteCriteria("((1=1) OR (1=1)) AND ((1=2) OR (1=1))", TRUE_STR); //$NON-NLS-1$
}
@Test public void testRewriteMixed13() {
helpTestRewriteCriteria("((1=1) OR (1=1)) AND ((1=1) OR (1=2))", TRUE_STR); //$NON-NLS-1$
}
@Test public void testRewriteMixed14() {
helpTestRewriteCriteria("((1=2) OR (1=1)) AND ((1=2) OR (1=1))", TRUE_STR); //$NON-NLS-1$
}
@Test public void testRewriteMixed15() {
helpTestRewriteCriteria("((1=1) OR (1=2)) AND ((1=1) OR (1=2))", TRUE_STR); //$NON-NLS-1$
}
@Test public void testRewriteMixed16() {
helpTestRewriteCriteria("((1=2) OR (1=2)) AND ((1=2) OR (1=2))", FALSE_STR); //$NON-NLS-1$
}
@Test public void testRewriteNot1() {
helpTestRewriteCriteria("NOT (1=1)", FALSE_STR); //$NON-NLS-1$
}
@Test public void testRewriteNot2() {
helpTestRewriteCriteria("NOT (1=2)", TRUE_STR); //$NON-NLS-1$
}
@Test public void testRewriteNot3() {
helpTestRewriteCriteria("NOT (pm1.g1.e1='x')", "pm1.g1.e1 <> 'x'"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteDefect1() {
helpTestRewriteCriteria("(('DE' = 'LN') AND (null > '2002-01-01')) OR (('DE' = 'DE') AND (pm1.g1.e1 > '9000000'))", "(pm1.g1.e1 > '9000000')"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteQueryCriteriaAlwaysTrue() {
helpTestRewriteCommand("SELECT e1 FROM pm1.g1 WHERE 0 = 0", //$NON-NLS-1$
"SELECT e1 FROM pm1.g1"); //$NON-NLS-1$
}
@Test public void testSubquery1() {
helpTestRewriteCommand("SELECT e1 FROM (SELECT e1 FROM pm1.g1 WHERE (1 - 1) = (0 + 0)) AS x", //$NON-NLS-1$
"SELECT e1 FROM (SELECT e1 FROM pm1.g1) AS x"); //$NON-NLS-1$
}
@Test public void testExistsSubquery() {
helpTestRewriteCommand("SELECT e1 FROM pm1.g1 WHERE EXISTS (SELECT e1 FROM pm1.g2)", //$NON-NLS-1$
"SELECT e1 FROM pm1.g1 WHERE EXISTS (SELECT e1 FROM pm1.g2 LIMIT 1)"); //$NON-NLS-1$
}
@Test public void testCompareSubqueryANY() {
helpTestRewriteCommand("SELECT e1 FROM pm1.g1 WHERE '3' = ANY (SELECT e1 FROM pm1.g2)", //$NON-NLS-1$
"SELECT e1 FROM pm1.g1 WHERE '3' IN (SELECT e1 FROM pm1.g2)"); //$NON-NLS-1$
}
@Test public void testCompareSubquery() {
helpTestRewriteCommand("SELECT e1 FROM pm1.g1 WHERE '3' = SOME (SELECT e1 FROM pm1.g2)", //$NON-NLS-1$
"SELECT e1 FROM pm1.g1 WHERE '3' IN (SELECT e1 FROM pm1.g2)"); //$NON-NLS-1$
}
@Test public void testCompareSubqueryUnknown() {
helpTestRewriteCommand("SELECT e1 FROM pm1.g1 WHERE null = SOME (SELECT e1 FROM pm1.g2)", //$NON-NLS-1$
"SELECT e1 FROM pm1.g1 WHERE null IN (SELECT e1 FROM pm1.g2 LIMIT 1)"); //$NON-NLS-1$
}
@Test public void testINClauseSubquery() {
helpTestRewriteCommand("SELECT e1 FROM pm1.g1 WHERE '3' IN (SELECT e1 FROM pm1.g2)", //$NON-NLS-1$
"SELECT e1 FROM pm1.g1 WHERE '3' IN (SELECT e1 FROM pm1.g2)"); //$NON-NLS-1$
}
@Test public void testRewriteXMLCriteria1() {
helpTestRewriteCriteria("context(pm1.g1.e1, pm1.g1.e1) = convert(5, string)", "context(pm1.g1.e1, pm1.g1.e1) = '5'"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteXMLCriteria2() {
helpTestRewriteCriteria("context(pm1.g1.e1, convert(5, string)) = 2+3", "context(pm1.g1.e1, '5') = '5'"); //$NON-NLS-1$ //$NON-NLS-2$
}
//base test. no change is expected
@Test public void testRewriteLookupFunction1() {
String criteria = "lookup('pm1.g1','e1', 'e2', 1) = 'ab'"; //$NON-NLS-1$
CompareCriteria expected = (CompareCriteria)parseCriteria(criteria, RealMetadataFactory.example1Cached());
helpTestRewriteCriteria(criteria, expected, RealMetadataFactory.example1Cached());
}
@Test public void testRewriteLookupFunction1b() {
helpTestRewriteCriteria("lookup('pm1.g1','e1', 'e2', pm1.g1.e2) = 'ab'", "lookup('pm1.g1','e1', 'e2', pm1.g1.e2) = 'ab'"); //$NON-NLS-1$ //$NON-NLS-2$
}
/** defect 11630 1 should still get rewritten as '1'*/
@Test public void testRewriteLookupFunctionCompoundCriteria() {
String criteria = "LOOKUP('pm1.g1','e1', 'e2', 1) IS NULL AND pm1.g1.e1='1'"; //$NON-NLS-1$
CompoundCriteria expected = (CompoundCriteria)parseCriteria(criteria, RealMetadataFactory.example1Cached());
helpTestRewriteCriteria("LOOKUP('pm1.g1','e1', 'e2', 1) IS NULL AND pm1.g1.e1=1", expected, RealMetadataFactory.example1Cached()); //$NON-NLS-1$
}
@Test public void testSelectWithNoFrom() {
helpTestRewriteCommand("SELECT 5", "SELECT 5"); //$NON-NLS-1$ //$NON-NLS-2$
}
//defect 9822
@Test public void testStoredProcedure_9822() throws Exception {
QueryParser parser = new QueryParser();
Command command = parser.parseCommand("exec pm1.sp4(5)"); //$NON-NLS-1$
// resolve
QueryMetadataInterface metadata = RealMetadataFactory.example1Cached();
QueryResolver.resolveCommand(command, metadata);
// rewrite
Command rewriteCommand = QueryRewriter.rewrite(command, metadata, null);
Collection<SPParameter> parameters = ((StoredProcedure)rewriteCommand).getParameters();
for (SPParameter param : parameters) {
if(param.getParameterType() == ParameterInfo.IN || param.getParameterType() == ParameterInfo.INOUT){
assertTrue(param.getExpression() instanceof Constant);
}
}
}
@Test public void testRewriteFunctionThrowsEvaluationError() {
QueryMetadataInterface metadata = RealMetadataFactory.example1Cached();
Criteria origCrit = parseCriteria("5 / 0 = 5", metadata); //$NON-NLS-1$
// rewrite
try {
QueryRewriter.rewriteCriteria(origCrit, null, metadata);
fail("Expected QueryValidatorException due to divide by 0"); //$NON-NLS-1$
} catch(TeiidException e) {
// looks like message is being wrapped with another exception with same message
assertEquals("TEIID30328 Unable to evaluate (5 / 0): TEIID30384 Error while evaluating function /", e.getMessage()); //$NON-NLS-1$
}
}
@Test public void testRewriteConvertThrowsEvaluationError() {
QueryMetadataInterface metadata = RealMetadataFactory.example1Cached();
Criteria origCrit = parseCriteria("convert('x', integer) = 0", metadata); //$NON-NLS-1$
// rewrite
try {
QueryRewriter.rewriteCriteria(origCrit, null, metadata);
fail("Expected QueryValidatorException due to invalid string"); //$NON-NLS-1$
} catch(TeiidException e) {
assertEquals("TEIID30328 Unable to evaluate convert('x', integer): TEIID30384 Error while evaluating function convert", e.getMessage()); //$NON-NLS-1$
}
}
@Test public void testRewriteCase1954() {
helpTestRewriteCriteria("convert(pm1.g1.e2, string) = '3'", "pm1.g1.e2 = 3"); //$NON-NLS-1$ //$NON-NLS-2$
}
@Test public void testRewriteCase1954a() {
helpTestRewriteCriteria("cast(pm1.g1.e2 as string) = '3'", "pm1.g1.e2 = 3"); //$NON-NLS-1$ //$NON-NLS-2$
}