| /** |
| * 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.rya.indexing.IndexPlanValidator; |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.Iterator; |
| import java.util.List; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.rya.indexing.external.tupleSet.ExternalTupleSet; |
| import org.apache.rya.indexing.external.tupleSet.SimpleExternalTupleSet; |
| import org.apache.rya.indexing.mongodb.pcj.MongoPcjIndexSetProvider; |
| import org.apache.rya.indexing.pcj.matching.PCJOptimizer; |
| import org.apache.rya.indexing.pcj.matching.provider.AbstractPcjIndexSetProvider; |
| import org.apache.rya.indexing.pcj.matching.provider.AccumuloIndexSetProvider; |
| import org.apache.rya.mongodb.EmbeddedMongoSingleton; |
| import org.apache.rya.mongodb.StatefulMongoDBRdfConfiguration; |
| import org.junit.Assert; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.openrdf.query.algebra.Projection; |
| import org.openrdf.query.algebra.TupleExpr; |
| import org.openrdf.query.parser.ParsedQuery; |
| import org.openrdf.query.parser.sparql.SPARQLParser; |
| |
| import com.google.common.collect.Lists; |
| |
| @RunWith(Parameterized.class) |
| public class IndexPlanValidatorTest { |
| private final AbstractPcjIndexSetProvider provider; |
| |
| @Parameterized.Parameters |
| public static Collection providers() throws Exception { |
| final StatefulMongoDBRdfConfiguration conf = new StatefulMongoDBRdfConfiguration(new Configuration(), EmbeddedMongoSingleton.getNewMongoClient()); |
| return Lists.<AbstractPcjIndexSetProvider> newArrayList( |
| new AccumuloIndexSetProvider(new Configuration()), |
| new MongoPcjIndexSetProvider(conf) |
| ); |
| } |
| |
| public IndexPlanValidatorTest(final AbstractPcjIndexSetProvider provider) { |
| this.provider = provider; |
| } |
| |
| @Test |
| public void testEvaluateTwoIndexTwoVarOrder1() |
| throws Exception { |
| |
| |
| final String indexSparqlString = ""// |
| + "SELECT ?c ?e ?l " // |
| + "{" // |
| + " ?e a ?c . "// |
| + " ?e <http://www.w3.org/2000/01/rdf-schema#label> ?l "// |
| + "}";// |
| |
| final String indexSparqlString2 = ""// |
| + "SELECT ?e ?o ?l " // |
| + "{" // |
| + " ?e <uri:talksTo> ?o . "// |
| + " ?o <http://www.w3.org/2000/01/rdf-schema#label> ?l "// |
| + "}";// |
| |
| final String queryString = ""// |
| + "SELECT ?e ?c ?l ?o " // |
| + "{" // |
| + " ?e a ?c . "// |
| + " ?e <http://www.w3.org/2000/01/rdf-schema#label> ?l . "// |
| + " ?e <uri:talksTo> ?o . "// |
| + " ?o <http://www.w3.org/2000/01/rdf-schema#label> ?l "// |
| + "}";// |
| |
| final SPARQLParser sp = new SPARQLParser(); |
| final ParsedQuery index1 = sp.parseQuery(indexSparqlString, null); |
| final ParsedQuery index2 = sp.parseQuery(indexSparqlString2, null); |
| final List<ExternalTupleSet> index = Lists.newArrayList(); |
| |
| final SimpleExternalTupleSet ais1 = new SimpleExternalTupleSet( |
| (Projection) index1.getTupleExpr()); |
| final SimpleExternalTupleSet ais2 = new SimpleExternalTupleSet( |
| (Projection) index2.getTupleExpr()); |
| |
| index.add(ais1); |
| index.add(ais2); |
| |
| final ParsedQuery pq = sp.parseQuery(queryString, null); |
| final TupleExpr tup = pq.getTupleExpr().clone(); |
| provider.setIndices(index); |
| final PCJOptimizer pcj = new PCJOptimizer(index, false, provider); |
| pcj.optimize(tup, null, null); |
| |
| |
| final IndexPlanValidator ipv = new IndexPlanValidator(false); |
| Assert.assertEquals(false, ipv.isValid(tup)); |
| |
| } |
| |
| @Test |
| public void testEvaluateTwoIndexTwoVarOrder2() |
| throws Exception { |
| |
| |
| final String indexSparqlString = ""// |
| + "SELECT ?e ?l ?c " // |
| + "{" // |
| + " ?e a ?c . "// |
| + " ?e <http://www.w3.org/2000/01/rdf-schema#label> ?l "// |
| + "}";// |
| |
| final String indexSparqlString2 = ""// |
| + "SELECT ?e ?o ?l " // |
| + "{" // |
| + " ?e <uri:talksTo> ?o . "// |
| + " ?o <http://www.w3.org/2000/01/rdf-schema#label> ?l "// |
| + "}";// |
| |
| final String queryString = ""// |
| + "SELECT ?e ?c ?l ?o " // |
| + "{" // |
| + " ?e a ?c . "// |
| + " ?e <http://www.w3.org/2000/01/rdf-schema#label> ?l . "// |
| + " ?e <uri:talksTo> ?o . "// |
| + " ?o <http://www.w3.org/2000/01/rdf-schema#label> ?l "// |
| + "}";// |
| |
| final SPARQLParser sp = new SPARQLParser(); |
| final ParsedQuery index1 = sp.parseQuery(indexSparqlString, null); |
| final ParsedQuery index2 = sp.parseQuery(indexSparqlString2, null); |
| |
| final List<ExternalTupleSet> index = Lists.newArrayList(); |
| |
| final SimpleExternalTupleSet ais1 = new SimpleExternalTupleSet( |
| (Projection) index1.getTupleExpr()); |
| final SimpleExternalTupleSet ais2 = new SimpleExternalTupleSet( |
| (Projection) index2.getTupleExpr()); |
| |
| index.add(ais1); |
| index.add(ais2); |
| |
| final ParsedQuery pq = sp.parseQuery(queryString, null); |
| final TupleExpr tup = pq.getTupleExpr().clone(); |
| provider.setIndices(index); |
| final PCJOptimizer pcj = new PCJOptimizer(index, false, provider); |
| pcj.optimize(tup, null, null); |
| |
| |
| final IndexPlanValidator ipv = new IndexPlanValidator(false); |
| Assert.assertEquals(true, ipv.isValid(tup)); |
| |
| } |
| |
| @Test |
| public void testEvaluateTwoIndexTwoVarOrder3() |
| throws Exception { |
| |
| |
| final String indexSparqlString = ""// |
| + "SELECT ?l ?e ?c " // |
| + "{" // |
| + " ?e a ?c . "// |
| + " ?e <http://www.w3.org/2000/01/rdf-schema#label> ?l "// |
| + "}";// |
| |
| final String indexSparqlString2 = ""// |
| + "SELECT ?e ?o ?l " // |
| + "{" // |
| + " ?e <uri:talksTo> ?o . "// |
| + " ?o <http://www.w3.org/2000/01/rdf-schema#label> ?l "// |
| + "}";// |
| |
| final String queryString = ""// |
| + "SELECT ?e ?c ?l ?o " // |
| + "{" // |
| + " ?e a ?c . "// |
| + " ?e <http://www.w3.org/2000/01/rdf-schema#label> ?l . "// |
| + " ?e <uri:talksTo> ?o . "// |
| + " ?o <http://www.w3.org/2000/01/rdf-schema#label> ?l "// |
| + "}";// |
| |
| final SPARQLParser sp = new SPARQLParser(); |
| final ParsedQuery index1 = sp.parseQuery(indexSparqlString, null); |
| final ParsedQuery index2 = sp.parseQuery(indexSparqlString2, null); |
| |
| final List<ExternalTupleSet> index = Lists.newArrayList(); |
| |
| final SimpleExternalTupleSet ais1 = new SimpleExternalTupleSet( |
| (Projection) index1.getTupleExpr()); |
| final SimpleExternalTupleSet ais2 = new SimpleExternalTupleSet( |
| (Projection) index2.getTupleExpr()); |
| |
| index.add(ais1); |
| index.add(ais2); |
| |
| final ParsedQuery pq = sp.parseQuery(queryString, null); |
| final TupleExpr tup = pq.getTupleExpr().clone(); |
| provider.setIndices(index); |
| final PCJOptimizer pcj = new PCJOptimizer(index, false, provider); |
| pcj.optimize(tup, null, null); |
| |
| |
| final IndexPlanValidator ipv = new IndexPlanValidator(false); |
| Assert.assertEquals(true, ipv.isValid(tup)); |
| |
| } |
| |
| @Test |
| public void testEvaluateTwoIndexTwoVarOrder4() |
| throws Exception { |
| |
| |
| final String indexSparqlString = ""// |
| + "SELECT ?e ?c ?l " // |
| + "{" // |
| + " ?e a ?c . "// |
| + " ?e <http://www.w3.org/2000/01/rdf-schema#label> ?l "// |
| + "}";// |
| |
| final String indexSparqlString2 = ""// |
| + "SELECT ?e ?o ?l " // |
| + "{" // |
| + " ?e <uri:talksTo> ?o . "// |
| + " ?o <http://www.w3.org/2000/01/rdf-schema#label> ?l "// |
| + "}";// |
| |
| final String queryString = ""// |
| + "SELECT ?e ?c ?l ?o " // |
| + "{" // |
| + " ?e a ?c . "// |
| + " ?e <http://www.w3.org/2000/01/rdf-schema#label> ?l . "// |
| + " ?e <uri:talksTo> ?o . "// |
| + " ?o <http://www.w3.org/2000/01/rdf-schema#label> ?l "// |
| + "}";// |
| |
| final SPARQLParser sp = new SPARQLParser(); |
| final ParsedQuery index1 = sp.parseQuery(indexSparqlString, null); |
| final ParsedQuery index2 = sp.parseQuery(indexSparqlString2, null); |
| |
| final List<ExternalTupleSet> index = Lists.newArrayList(); |
| |
| final SimpleExternalTupleSet ais1 = new SimpleExternalTupleSet( |
| (Projection) index1.getTupleExpr()); |
| final SimpleExternalTupleSet ais2 = new SimpleExternalTupleSet( |
| (Projection) index2.getTupleExpr()); |
| |
| index.add(ais1); |
| index.add(ais2); |
| |
| final ParsedQuery pq = sp.parseQuery(queryString, null); |
| final TupleExpr tup = pq.getTupleExpr().clone(); |
| provider.setIndices(index); |
| final PCJOptimizer pcj = new PCJOptimizer(index, false, provider); |
| pcj.optimize(tup, null, null); |
| |
| |
| final IndexPlanValidator ipv = new IndexPlanValidator(false); |
| Assert.assertEquals(false, ipv.isValid(tup)); |
| |
| } |
| |
| |
| @Test |
| public void testEvaluateTwoIndexTwoVarOrder6() |
| throws Exception { |
| |
| |
| final String indexSparqlString = ""// |
| + "SELECT ?e ?l ?c " // |
| + "{" // |
| + " ?e a ?c . "// |
| + " ?e <http://www.w3.org/2000/01/rdf-schema#label> ?l "// |
| + "}";// |
| |
| final String indexSparqlString2 = ""// |
| + "SELECT ?l ?e ?o " // |
| + "{" // |
| + " ?e <uri:talksTo> ?o . "// |
| + " ?o <http://www.w3.org/2000/01/rdf-schema#label> ?l "// |
| + "}";// |
| |
| final String queryString = ""// |
| + "SELECT ?e ?c ?l ?o " // |
| + "{" // |
| + " ?e a ?c . "// |
| + " ?e <http://www.w3.org/2000/01/rdf-schema#label> ?l . "// |
| + " ?e <uri:talksTo> ?o . "// |
| + " ?o <http://www.w3.org/2000/01/rdf-schema#label> ?l "// |
| + "}";// |
| |
| final SPARQLParser sp = new SPARQLParser(); |
| final ParsedQuery index1 = sp.parseQuery(indexSparqlString, null); |
| final ParsedQuery index2 = sp.parseQuery(indexSparqlString2, null); |
| |
| final List<ExternalTupleSet> index = Lists.newArrayList(); |
| |
| final SimpleExternalTupleSet ais1 = new SimpleExternalTupleSet( |
| (Projection) index1.getTupleExpr()); |
| final SimpleExternalTupleSet ais2 = new SimpleExternalTupleSet( |
| (Projection) index2.getTupleExpr()); |
| |
| index.add(ais2); |
| index.add(ais1); |
| |
| final ParsedQuery pq = sp.parseQuery(queryString, null); |
| final TupleExpr tup = pq.getTupleExpr().clone(); |
| provider.setIndices(index); |
| final PCJOptimizer pcj = new PCJOptimizer(index, false, provider); |
| pcj.optimize(tup, null, null); |
| |
| |
| final IndexPlanValidator ipv = new IndexPlanValidator(false); |
| Assert.assertEquals(true, ipv.isValid(tup)); |
| |
| } |
| |
| @Test |
| public void testEvaluateTwoIndexCrossProduct1() |
| throws Exception { |
| |
| |
| final String indexSparqlString = ""// |
| + "SELECT ?e ?l ?c " // |
| + "{" // |
| + " ?e a ?c . "// |
| + " ?e <http://www.w3.org/2000/01/rdf-schema#label> ?l "// |
| + "}";// |
| |
| final String indexSparqlString2 = ""// |
| + "SELECT ?e ?l ?o " // |
| + "{" // |
| + " ?e <uri:talksTo> ?o . "// |
| + " ?o <http://www.w3.org/2000/01/rdf-schema#label> ?l "// |
| + "}";// |
| |
| final String queryString = ""// |
| + "SELECT ?e ?c ?l ?o ?f ?g " // |
| + "{" // |
| + " ?e a ?c . "// |
| + " ?e <http://www.w3.org/2000/01/rdf-schema#label> ?l . "// |
| + " ?e <uri:talksTo> ?o . "// |
| + " ?o <http://www.w3.org/2000/01/rdf-schema#label> ?l . "// |
| + " ?f <uri:talksTo> ?g . " // |
| + "}";// |
| |
| final SPARQLParser sp = new SPARQLParser(); |
| final ParsedQuery index1 = sp.parseQuery(indexSparqlString, null); |
| final ParsedQuery index2 = sp.parseQuery(indexSparqlString2, null); |
| final List<ExternalTupleSet> index = Lists.newArrayList(); |
| |
| final SimpleExternalTupleSet ais1 = new SimpleExternalTupleSet( |
| (Projection) index1.getTupleExpr()); |
| final SimpleExternalTupleSet ais2 = new SimpleExternalTupleSet( |
| (Projection) index2.getTupleExpr()); |
| |
| index.add(ais2); |
| index.add(ais1); |
| |
| final ParsedQuery pq = sp.parseQuery(queryString, null); |
| final TupleExpr tup = pq.getTupleExpr().clone(); |
| provider.setIndices(index); |
| final PCJOptimizer pcj = new PCJOptimizer(index, false, provider); |
| pcj.optimize(tup, null, null); |
| |
| final IndexPlanValidator ipv = new IndexPlanValidator(true); |
| Assert.assertEquals(false, ipv.isValid(tup)); |
| |
| } |
| |
| @Test |
| public void testEvaluateTwoIndexCrossProduct2() |
| throws Exception { |
| |
| |
| final String indexSparqlString = ""// |
| + "SELECT ?e ?l ?c " // |
| + "{" // |
| + " ?e a ?c . "// |
| + " ?e <http://www.w3.org/2000/01/rdf-schema#label> ?l "// |
| + "}";// |
| |
| final String indexSparqlString2 = ""// |
| + "SELECT ?e ?l ?o " // |
| + "{" // |
| + " ?e <uri:talksTo> ?o . "// |
| + " ?o <http://www.w3.org/2000/01/rdf-schema#label> ?l "// |
| + "}";// |
| |
| final String queryString = ""// |
| + "SELECT ?e ?c ?l ?o ?f ?g " // |
| + "{" // |
| + " ?e a ?c . "// |
| + " ?e <http://www.w3.org/2000/01/rdf-schema#label> ?l . "// |
| + " ?e <uri:talksTo> ?o . "// |
| + " ?o <http://www.w3.org/2000/01/rdf-schema#label> ?l . "// |
| + " ?f <uri:talksTo> ?g . " // |
| + "}";// |
| |
| final SPARQLParser sp = new SPARQLParser(); |
| final ParsedQuery index1 = sp.parseQuery(indexSparqlString, null); |
| final ParsedQuery index2 = sp.parseQuery(indexSparqlString2, null); |
| |
| final List<ExternalTupleSet> index = Lists.newArrayList(); |
| |
| final SimpleExternalTupleSet ais1 = new SimpleExternalTupleSet( |
| (Projection) index1.getTupleExpr()); |
| final SimpleExternalTupleSet ais2 = new SimpleExternalTupleSet( |
| (Projection) index2.getTupleExpr()); |
| |
| index.add(ais1); |
| index.add(ais2); |
| |
| final ParsedQuery pq = sp.parseQuery(queryString, null); |
| final TupleExpr tup = pq.getTupleExpr().clone(); |
| provider.setIndices(index); |
| final PCJOptimizer pcj = new PCJOptimizer(index, false, provider); |
| pcj.optimize(tup, null, null); |
| |
| final IndexPlanValidator ipv = new IndexPlanValidator(true); |
| Assert.assertEquals(false, ipv.isValid(tup)); |
| |
| } |
| |
| @Test |
| public void testEvaluateTwoIndexCrossProduct3() |
| throws Exception { |
| |
| |
| final String indexSparqlString = ""// |
| + "SELECT ?e ?l ?c " // |
| + "{" // |
| + " ?e a ?c . "// |
| + " ?e <http://www.w3.org/2000/01/rdf-schema#label> ?l "// |
| + "}";// |
| |
| final String indexSparqlString2 = ""// |
| + "SELECT ?e ?l ?o " // |
| + "{" // |
| + " ?e <uri:talksTo> ?o . "// |
| + " ?o <http://www.w3.org/2000/01/rdf-schema#label> ?l "// |
| + "}";// |
| |
| final String queryString = ""// |
| + "SELECT ?e ?c ?l ?o ?f ?g " // |
| + "{" // |
| + " ?e a ?c . "// |
| + " ?e <http://www.w3.org/2000/01/rdf-schema#label> ?l . "// |
| + " ?e <uri:talksTo> ?o . "// |
| + " ?o <http://www.w3.org/2000/01/rdf-schema#label> ?l . "// |
| + " ?f <uri:talksTo> ?g . " // |
| + "}";// |
| |
| final SPARQLParser sp = new SPARQLParser(); |
| final ParsedQuery index1 = sp.parseQuery(indexSparqlString, null); |
| final ParsedQuery index2 = sp.parseQuery(indexSparqlString2, null); |
| |
| final List<ExternalTupleSet> index = Lists.newArrayList(); |
| |
| final SimpleExternalTupleSet ais1 = new SimpleExternalTupleSet( |
| (Projection) index1.getTupleExpr()); |
| final SimpleExternalTupleSet ais2 = new SimpleExternalTupleSet( |
| (Projection) index2.getTupleExpr()); |
| |
| index.add(ais1); |
| index.add(ais2); |
| |
| final ParsedQuery pq = sp.parseQuery(queryString, null); |
| final TupleExpr tup = pq.getTupleExpr().clone(); |
| provider.setIndices(index); |
| final PCJOptimizer pcj = new PCJOptimizer(index, false, provider); |
| pcj.optimize(tup, null, null); |
| |
| final IndexPlanValidator ipv = new IndexPlanValidator(false); |
| Assert.assertEquals(true, ipv.isValid(tup)); |
| |
| } |
| |
| @Test |
| public void testEvaluateTwoIndexDiffVars() throws Exception { |
| |
| |
| final String indexSparqlString = ""// |
| + "SELECT ?chicken ?dog ?pig " // |
| + "{" // |
| + " ?dog a ?chicken . "// |
| + " ?dog <http://www.w3.org/2000/01/rdf-schema#label> ?pig "// |
| + "}";// |
| |
| final String indexSparqlString2 = ""// |
| + "SELECT ?fish ?ant ?turkey " // |
| + "{" // |
| + " ?fish <uri:talksTo> ?turkey . "// |
| + " ?turkey <http://www.w3.org/2000/01/rdf-schema#label> ?ant "// |
| + "}";// |
| |
| final String queryString = ""// |
| + "SELECT ?e ?c ?l ?o ?f ?g " // |
| + "{" // |
| + " ?e a ?c . "// |
| + " ?e <http://www.w3.org/2000/01/rdf-schema#label> ?l . "// |
| + " ?e <uri:talksTo> ?o . "// |
| + " ?o <http://www.w3.org/2000/01/rdf-schema#label> ?l . "// |
| + " ?f <uri:talksTo> ?g . " // |
| + "}";// |
| |
| final SPARQLParser sp = new SPARQLParser(); |
| final ParsedQuery index1 = sp.parseQuery(indexSparqlString, null); |
| final ParsedQuery index2 = sp.parseQuery(indexSparqlString2, null); |
| |
| final List<ExternalTupleSet> index = Lists.newArrayList(); |
| |
| final SimpleExternalTupleSet ais1 = new SimpleExternalTupleSet( |
| (Projection) index1.getTupleExpr()); |
| final SimpleExternalTupleSet ais2 = new SimpleExternalTupleSet( |
| (Projection) index2.getTupleExpr()); |
| |
| index.add(ais1); |
| index.add(ais2); |
| |
| final ParsedQuery pq = sp.parseQuery(queryString, null); |
| final TupleExpr tup = pq.getTupleExpr().clone(); |
| provider.setIndices(index); |
| final PCJOptimizer pcj = new PCJOptimizer(index, false, provider); |
| pcj.optimize(tup, null, null); |
| |
| final IndexPlanValidator ipv = new IndexPlanValidator(false); |
| Assert.assertEquals(false, ipv.isValid(tup)); |
| |
| } |
| |
| @Test |
| public void testEvaluateTwoIndexDiffVars2() throws Exception { |
| |
| |
| final String indexSparqlString = ""// |
| + "SELECT ?dog ?pig ?chicken " // |
| + "{" // |
| + " ?dog a ?chicken . "// |
| + " ?dog <http://www.w3.org/2000/01/rdf-schema#label> ?pig "// |
| + "}";// |
| |
| final String indexSparqlString2 = ""// |
| + "SELECT ?fish ?ant ?turkey " // |
| + "{" // |
| + " ?fish <uri:talksTo> ?turkey . "// |
| + " ?turkey <http://www.w3.org/2000/01/rdf-schema#label> ?ant "// |
| + "}";// |
| |
| final String queryString = ""// |
| + "SELECT ?e ?c ?l ?o ?f ?g " // |
| + "{" // |
| + " ?e a ?c . "// |
| + " ?e <http://www.w3.org/2000/01/rdf-schema#label> ?l . "// |
| + " ?e <uri:talksTo> ?o . "// |
| + " ?o <http://www.w3.org/2000/01/rdf-schema#label> ?l . "// |
| + " ?f <uri:talksTo> ?g . " // |
| + "}";// |
| |
| final SPARQLParser sp = new SPARQLParser(); |
| final ParsedQuery index1 = sp.parseQuery(indexSparqlString, null); |
| final ParsedQuery index2 = sp.parseQuery(indexSparqlString2, null); |
| |
| final List<ExternalTupleSet> index = Lists.newArrayList(); |
| |
| final SimpleExternalTupleSet ais1 = new SimpleExternalTupleSet( |
| (Projection) index1.getTupleExpr()); |
| final SimpleExternalTupleSet ais2 = new SimpleExternalTupleSet( |
| (Projection) index2.getTupleExpr()); |
| |
| index.add(ais1); |
| index.add(ais2); |
| |
| final ParsedQuery pq = sp.parseQuery(queryString, null); |
| final TupleExpr tup = pq.getTupleExpr().clone(); |
| provider.setIndices(index); |
| final PCJOptimizer pcj = new PCJOptimizer(index, false, provider); |
| pcj.optimize(tup, null, null); |
| |
| final IndexPlanValidator ipv = new IndexPlanValidator(false); |
| Assert.assertEquals(true, ipv.isValid(tup)); |
| |
| } |
| |
| @Test |
| public void testEvaluateTwoIndexDiffVars3() throws Exception { |
| |
| |
| final String indexSparqlString = ""// |
| + "SELECT ?pig ?dog ?chicken " // |
| + "{" // |
| + " ?dog a ?chicken . "// |
| + " ?dog <http://www.w3.org/2000/01/rdf-schema#label> ?pig "// |
| + "}";// |
| |
| final String indexSparqlString2 = ""// |
| + "SELECT ?fish ?ant ?turkey " // |
| + "{" // |
| + " ?fish <uri:talksTo> ?turkey . "// |
| + " ?turkey <http://www.w3.org/2000/01/rdf-schema#label> ?ant "// |
| + "}";// |
| |
| final String queryString = ""// |
| + "SELECT ?e ?c ?l ?o ?f ?g " // |
| + "{" // |
| + " ?e a ?c . "// |
| + " ?e <http://www.w3.org/2000/01/rdf-schema#label> ?l . "// |
| + " ?e <uri:talksTo> ?o . "// |
| + " ?o <http://www.w3.org/2000/01/rdf-schema#label> ?l . "// |
| + " ?f <uri:talksTo> ?g . " // |
| + "}";// |
| |
| final SPARQLParser sp = new SPARQLParser(); |
| final ParsedQuery index1 = sp.parseQuery(indexSparqlString, null); |
| final ParsedQuery index2 = sp.parseQuery(indexSparqlString2, null); |
| |
| final List<ExternalTupleSet> index = Lists.newArrayList(); |
| |
| final SimpleExternalTupleSet ais1 = new SimpleExternalTupleSet( |
| (Projection) index1.getTupleExpr()); |
| final SimpleExternalTupleSet ais2 = new SimpleExternalTupleSet( |
| (Projection) index2.getTupleExpr()); |
| |
| index.add(ais1); |
| index.add(ais2); |
| |
| final ParsedQuery pq = sp.parseQuery(queryString, null); |
| final TupleExpr tup = pq.getTupleExpr().clone(); |
| provider.setIndices(index); |
| final PCJOptimizer pcj = new PCJOptimizer(index, false, provider); |
| pcj.optimize(tup, null, null); |
| |
| final IndexPlanValidator ipv = new IndexPlanValidator(false); |
| Assert.assertEquals(true, ipv.isValid(tup)); |
| |
| } |
| |
| @Test |
| public void testEvaluateTwoIndexDiffVarsDirProd() |
| throws Exception { |
| |
| |
| final String indexSparqlString = ""// |
| + "SELECT ?pig ?dog ?chicken " // |
| + "{" // |
| + " ?dog a ?chicken . "// |
| + " ?dog <http://www.w3.org/2000/01/rdf-schema#label> ?pig "// |
| + "}";// |
| |
| final String indexSparqlString2 = ""// |
| + "SELECT ?fish ?ant ?turkey " // |
| + "{" // |
| + " ?fish <uri:talksTo> ?turkey . "// |
| + " ?turkey <http://www.w3.org/2000/01/rdf-schema#label> ?ant "// |
| + "}";// |
| |
| final String queryString = ""// |
| + "SELECT ?e ?c ?l ?o ?f ?g " // |
| + "{" // |
| + " ?e a ?c . "// |
| + " ?e <http://www.w3.org/2000/01/rdf-schema#label> ?l . "// |
| + " ?e <uri:talksTo> ?o . "// |
| + " ?o <http://www.w3.org/2000/01/rdf-schema#label> ?l . "// |
| + " ?f <uri:talksTo> ?g . " // |
| + "}";// |
| |
| final SPARQLParser sp = new SPARQLParser(); |
| final ParsedQuery index1 = sp.parseQuery(indexSparqlString, null); |
| final ParsedQuery index2 = sp.parseQuery(indexSparqlString2, null); |
| |
| final List<ExternalTupleSet> index = Lists.newArrayList(); |
| |
| final SimpleExternalTupleSet ais1 = new SimpleExternalTupleSet( |
| (Projection) index1.getTupleExpr()); |
| final SimpleExternalTupleSet ais2 = new SimpleExternalTupleSet( |
| (Projection) index2.getTupleExpr()); |
| |
| index.add(ais1); |
| index.add(ais2); |
| |
| final ParsedQuery pq = sp.parseQuery(queryString, null); |
| final TupleExpr tup = pq.getTupleExpr().clone(); |
| provider.setIndices(index); |
| final PCJOptimizer pcj = new PCJOptimizer(index, false, provider); |
| pcj.optimize(tup, null, null); |
| |
| final IndexPlanValidator ipv = new IndexPlanValidator(true); |
| Assert.assertEquals(false, ipv.isValid(tup)); |
| |
| } |
| |
| @Test |
| public void testValidTupleIterator() throws Exception { |
| |
| final String q1 = ""// |
| + "SELECT ?f ?m ?d ?h ?i " // |
| + "{" // |
| + " ?f a ?m ."// |
| + " ?m <http://www.w3.org/2000/01/rdf-schema#label> ?d ."// |
| + " ?d <uri:talksTo> ?f . "// |
| + " ?d <uri:hangOutWith> ?f ." // |
| + " ?f <uri:hangOutWith> ?h ." // |
| + " ?f <uri:associatesWith> ?i ." // |
| + " ?i <uri:associatesWith> ?h ." // |
| + "}";// |
| |
| final String q2 = ""// |
| + "SELECT ?t ?s ?u " // |
| + "{" // |
| + " ?s a ?t ."// |
| + " ?t <http://www.w3.org/2000/01/rdf-schema#label> ?u ."// |
| + " ?u <uri:talksTo> ?s . "// |
| + "}";// |
| |
| final String q3 = ""// |
| + "SELECT ?s ?t ?u " // |
| + "{" // |
| + " ?s <uri:hangOutWith> ?t ." // |
| + " ?t <uri:hangOutWith> ?u ." // |
| + "}";// |
| |
| final String q4 = ""// |
| + "SELECT ?s ?t ?u " // |
| + "{" // |
| + " ?s <uri:associatesWith> ?t ." // |
| + " ?t <uri:associatesWith> ?u ." // |
| + "}";// |
| |
| final SPARQLParser parser = new SPARQLParser(); |
| |
| final ParsedQuery pq1 = parser.parseQuery(q1, null); |
| final ParsedQuery pq2 = parser.parseQuery(q2, null); |
| final ParsedQuery pq3 = parser.parseQuery(q3, null); |
| final ParsedQuery pq4 = parser.parseQuery(q4, null); |
| |
| final SimpleExternalTupleSet extTup1 = new SimpleExternalTupleSet( |
| (Projection) pq2.getTupleExpr()); |
| final SimpleExternalTupleSet extTup2 = new SimpleExternalTupleSet( |
| (Projection) pq3.getTupleExpr()); |
| final SimpleExternalTupleSet extTup3 = new SimpleExternalTupleSet( |
| (Projection) pq4.getTupleExpr()); |
| |
| final List<ExternalTupleSet> list = new ArrayList<ExternalTupleSet>(); |
| |
| list.add(extTup2); |
| list.add(extTup1); |
| list.add(extTup3); |
| |
| final IndexedExecutionPlanGenerator iep = new IndexedExecutionPlanGenerator( |
| pq1.getTupleExpr(), list); |
| |
| final Iterator<TupleExpr> plans = new TupleExecutionPlanGenerator() |
| .getPlans(iep.getIndexedTuples()); |
| final IndexPlanValidator ipv = new IndexPlanValidator(true); |
| final Iterator<TupleExpr> validPlans = ipv.getValidTuples(plans); |
| |
| int size = 0; |
| |
| while (validPlans.hasNext()) { |
| Assert.assertTrue(validPlans.hasNext()); |
| validPlans.next(); |
| size++; |
| } |
| |
| Assert.assertTrue(!validPlans.hasNext()); |
| Assert.assertEquals(732, size); |
| |
| } |
| |
| } |