GH-5286 Added benchmarks for optional with filters

Author: jasperiq

core/sail/memory/src/test/java/org/eclipse/rdf4j/sail/memory/benchmark/QueryBenchmark.java

@@ -21,7 +21,6 @@
 import org.eclipse.rdf4j.common.transaction.IsolationLevels;
 import org.eclipse.rdf4j.query.BindingSet;
 import org.eclipse.rdf4j.query.TupleQueryResult;
-import org.eclipse.rdf4j.query.explanation.Explanation;
 import org.eclipse.rdf4j.repository.sail.SailRepository;
 import org.eclipse.rdf4j.repository.sail.SailRepositoryConnection;
 import org.eclipse.rdf4j.rio.RDFFormat;
@@ -61,6 +60,8 @@ public class QueryBenchmark {
 	private static final String common_themes;
 	private static final String different_datasets_with_similar_distributions;
 	private static final String long_chain;
+	private static final String optional_lhs_filter;
+	private static final String optional_rhs_filter;
 	private static final String lots_of_optional;
 	private static final String minus;
 	private static final String nested_optionals;
@@ -79,6 +80,10 @@ public class QueryBenchmark {
 					getResourceAsStream("benchmarkFiles/different-datasets-with-similar-distributions.qr"),
 					StandardCharsets.UTF_8);
 			long_chain = IOUtils.toString(getResourceAsStream("benchmarkFiles/long-chain.qr"), StandardCharsets.UTF_8);
+			optional_lhs_filter = IOUtils.toString(getResourceAsStream("benchmarkFiles/optional-lhs-filter.qr"),
+					StandardCharsets.UTF_8);
+			optional_rhs_filter = IOUtils.toString(getResourceAsStream("benchmarkFiles/optional-rhs-filter.qr"),
+					StandardCharsets.UTF_8);
 			lots_of_optional = IOUtils.toString(getResourceAsStream("benchmarkFiles/lots-of-optional.qr"),
 					StandardCharsets.UTF_8);
 			minus = IOUtils.toString(getResourceAsStream("benchmarkFiles/minus.qr"), StandardCharsets.UTF_8);
@@ -303,6 +308,24 @@ public long long_chain() {
 		}
 	}
 
+	@Benchmark
+	public long optional_lhs_filter() {
+		try (SailRepositoryConnection connection = repository.getConnection()) {
+			return count(connection
+					.prepareTupleQuery(optional_lhs_filter)
+					.evaluate());
+		}
+	}
+
+	@Benchmark
+	public long optional_rhs_filter() {
+		try (SailRepositoryConnection connection = repository.getConnection()) {
+			return count(connection
+					.prepareTupleQuery(optional_rhs_filter)
+					.evaluate());
+		}
+	}
+
 	@Benchmark
 	public long lots_of_optional() {
 		try (SailRepositoryConnection connection = repository.getConnection()) {

core/sail/memory/src/test/resources/benchmarkFiles/optional-lhs-filter.qr

@@ -0,0 +1,25 @@
+PREFIX ex: <http://example.com/ns#>
+PREFIX owl: <http://www.w3.org/2002/07/owl#>
+PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
+PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
+PREFIX sh: <http://www.w3.org/ns/shacl#>
+PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>
+PREFIX dcat: <http://www.w3.org/ns/dcat#>
+PREFIX dc: <http://purl.org/dc/terms/>
+PREFIX skos:  <http://www.w3.org/2004/02/skos/core#>
+PREFIX foaf:  <http://xmlns.com/foaf/0.1/>
+PREFIX dct: <http://purl.org/dc/terms/>
+
+SELECT * WHERE {
+
+ ?dist a dcat:Distribution.
+
+ ?dist dc:license ?license .
+
+ OPTIONAL {
+
+        ?a dcat:distribution ?dist.
+
+        FILTER(?license = <http://wiki.data.gouv.fr/wiki/Licence_Ouverte_/_Open_Licence>)
+    }
+}

core/sail/memory/src/test/resources/benchmarkFiles/optional-rhs-filter.qr

@@ -0,0 +1,26 @@
+PREFIX eu-lang: <http://publications.europa.eu/resource/authority/language/>
+PREFIX ex: <http://example.com/ns#>
+PREFIX owl: <http://www.w3.org/2002/07/owl#>
+PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
+PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
+PREFIX sh: <http://www.w3.org/ns/shacl#>
+PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>
+PREFIX dcat: <http://www.w3.org/ns/dcat#>
+PREFIX dc: <http://purl.org/dc/terms/>
+PREFIX skos:  <http://www.w3.org/2004/02/skos/core#>
+PREFIX foaf:  <http://xmlns.com/foaf/0.1/>
+PREFIX dct: <http://purl.org/dc/terms/>
+
+SELECT * WHERE {
+
+ ?dist a dcat:Distribution.
+
+ OPTIONAL {
+
+        ?a dcat:distribution ?dist.
+
+        ?a dct:language $lang.
+
+        FILTER(?lang = eu-lang:ENG)
+    }
+}