Package org.eclipse.rdf4j.query.algebra.evaluation

Interface QueryOptimizer

All Known Implementing Classes:

BindingAssigner, BindingAssignerOptimizer, BindingSetAssignmentInliner, BindingSetAssignmentInlinerOptimizer, CompareOptimizer, CompareOptimizer, ConjunctiveConstraintSplitter, ConjunctiveConstraintSplitterOptimizer, ConstantOptimizer, ConstantOptimizer, DisjunctiveConstraintOptimizer, DisjunctiveConstraintOptimizer, FilterOptimizer, FilterOptimizer, IterativeEvaluationOptimizer, IterativeEvaluationOptimizer, OrderLimitOptimizer, OrderLimitOptimizer, ParentReferenceChecker, ParentReferenceCleaner, ParentReferenceCleaner, ProjectionRemovalOptimizer, ProjectionRemovalOptimizer, QueryJoinOptimizer, QueryJoinOptimizer, QueryModelNormalizer, QueryModelNormalizerOptimizer, QueryModelPruner, QueryOptimizerList, RegexAsStringFunctionOptimizer, RegexAsStringFunctionOptimizer, SameTermFilterOptimizer, SameTermFilterOptimizer, UnionScopeChangeOptimizer, UnionScopeChangeOptimizer

public interface QueryOptimizer

Interface used by EvaluationStrategys to optimize the TupleExpr prior to evaluating the query.

Author:

James Leigh, Arjohn Kampman

See Also:

• QueryOptimizerPipeline

Method Summary

Modifier and Type	Method	Description
void	optimize(TupleExpr tupleExpr, Dataset dataset, BindingSet bindings)

Method Details

optimize

void optimize(TupleExpr tupleExpr,
 Dataset dataset,
 BindingSet bindings)