Uses of Class
org.eclipse.rdf4j.query.algebra.helpers.AbstractSimpleQueryModelVisitor
Packages that use AbstractSimpleQueryModelVisitor
Package
Description
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Uses of AbstractSimpleQueryModelVisitor in org.eclipse.rdf4j.federated.optimizer
Subclasses of AbstractSimpleQueryModelVisitor in org.eclipse.rdf4j.federated.optimizerModifier and TypeClassDescriptionclassA specialized optimizer which identifies and marksExclusiveTupleExpr.classFilter optimizer to push down FILTER expressions as far as possible.protected static classprotected static classprotected static classclassGeneric 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)classAn optimizer that attempts to push upper limits into BGPs of the query.classOptimizer for SERVICE nodes.classOptimizer with the following tasks: 1.classOptimizer to flatten the UNION operations. -
Uses of AbstractSimpleQueryModelVisitor in org.eclipse.rdf4j.query.algebra.evaluation.optimizer
Subclasses of AbstractSimpleQueryModelVisitor in org.eclipse.rdf4j.query.algebra.evaluation.optimizerModifier and TypeClassDescriptionclassA query optimizer that (partially) normalizes query models to a canonical form. -
Uses of AbstractSimpleQueryModelVisitor in org.eclipse.rdf4j.query.algebra.helpers.collectors
Modifier and TypeClassDescriptionclassAn efficient QueryModelVisitor that collects StatementPattern's from a query model.classA QueryModelVisitor that collects the names of (non-constant) variables that are used in a query model.