Uses of Class
org.eclipse.rdf4j.query.algebra.helpers.AbstractQueryModelVisitor
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Packages that use AbstractQueryModelVisitor Package Description org.eclipse.rdf4j.federated.optimizer org.eclipse.rdf4j.query.algebra.evaluation.impl org.eclipse.rdf4j.query.algebra.helpers org.eclipse.rdf4j.query.parser.sparql The rdf4j SPARQL 1.1 parser.org.eclipse.rdf4j.queryrender This package contains classes for working with RDF4J query objects.org.eclipse.rdf4j.queryrender.sparql org.eclipse.rdf4j.queryrender.sparql.experimental This package contains classes for rendering RDF4J query objects as SPARQL queries. -
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Uses of AbstractQueryModelVisitor in org.eclipse.rdf4j.federated.optimizer
Subclasses of AbstractQueryModelVisitor in org.eclipse.rdf4j.federated.optimizer Modifier and Type Class Description classExclusiveTupleExprOptimizerA specialized optimizer which identifies and marksExclusiveTupleExpr.classFilterOptimizerFilter optimizer to push down FILTER expressions as far as possible.protected static classFilterOptimizer.FilterBindingFinderprotected static classFilterOptimizer.FilterExprInsertVisitorprotected static classFilterOptimizer.VarFinderclassGenericInfoOptimizerGeneric optimizer Tasks: - Collect information (hasUnion, hasFilter, hasService) - Collect all statements in a list (for source selection), do not collect SERVICE expressions - Collect all Join arguments and group them in the NJoin structure for easier optimization (flatten)classLimitOptimizerAn optimizer that attempts to push upper limits into BGPs of the query.classServiceOptimizerOptimizer for SERVICE nodes.classStatementGroupAndJoinOptimizerOptimizer with the following tasks: 1.classUnionOptimizerOptimizer to flatten the UNION operations. -
Uses of AbstractQueryModelVisitor in org.eclipse.rdf4j.query.algebra.evaluation.impl
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Uses of AbstractQueryModelVisitor in org.eclipse.rdf4j.query.algebra.helpers
Subclasses of AbstractQueryModelVisitor in org.eclipse.rdf4j.query.algebra.helpers Modifier and Type Class Description classBGPCollector<X extends Exception>Basic graph pattern collector.classQueryModelNodeReplacerDeprecated.classQueryModelTreePrinterQueryModelVisitor implementation that "prints" a tree representation of a query model.classQueryModelTreeToGenericPlanNodeConvert TupleExpr (QueryModelNode) to GenericPlanNode for the Query.explain(...) feature.classQueryModelVisitorBase<X extends Exception>Deprecated.since 2.0.classStatementPatternCollectorA QueryModelVisitor that collects StatementPattern's from a query model.classVarNameCollectorA QueryModelVisitor that collects the names of (non-constant) variables that are used in a query model. -
Uses of AbstractQueryModelVisitor in org.eclipse.rdf4j.query.parser.sparql
Subclasses of AbstractQueryModelVisitor in org.eclipse.rdf4j.query.parser.sparql Modifier and Type Class Description classTripleRefCollectorprotected classTupleExprBuilder.SameTermCollectorprotected classTupleExprBuilder.VarCollector -
Uses of AbstractQueryModelVisitor in org.eclipse.rdf4j.queryrender
Subclasses of AbstractQueryModelVisitor in org.eclipse.rdf4j.queryrender Modifier and Type Class Description classBaseTupleExprRendererBase class for rendering RDF4J query API objects into strings. -
Uses of AbstractQueryModelVisitor in org.eclipse.rdf4j.queryrender.sparql
Subclasses of AbstractQueryModelVisitor in org.eclipse.rdf4j.queryrender.sparql Modifier and Type Class Description classContextCollectorVisitor implementation for the query algebra which walks the tree and figures out the context for nodes in the algebra.classSparqlTupleExprRendererExtends the BaseTupleExprRenderer to provide support for rendering tuple expressions as SPARQL queries. -
Uses of AbstractQueryModelVisitor in org.eclipse.rdf4j.queryrender.sparql.experimental
Subclasses of AbstractQueryModelVisitor in org.eclipse.rdf4j.queryrender.sparql.experimental Modifier and Type Class Description classSparqlQueryRendererAn alternative implementation of the SPARQL query renderer (more complete than the defaultSPARQLQueryRenderer)
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