Class SameTermFilterOptimizer
- java.lang.Object
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- org.eclipse.rdf4j.query.algebra.evaluation.optimizer.SameTermFilterOptimizer
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- All Implemented Interfaces:
QueryOptimizer
- Direct Known Subclasses:
SameTermFilterOptimizer
public class SameTermFilterOptimizer extends java.lang.Object implements QueryOptimizer
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Nested Class Summary
Nested Classes Modifier and Type Class Description private static classSameTermFilterOptimizer.BindingSetAssignmentCollectorprivate static classSameTermFilterOptimizer.SameTermFilterVisitorprivate static classSameTermFilterOptimizer.StopAtScopeChangeIf that variable is not in the same scope the optimization will be invalid.private static classSameTermFilterOptimizer.VarBinderprivate static classSameTermFilterOptimizer.VarRenamer
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Constructor Summary
Constructors Constructor Description SameTermFilterOptimizer()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description voidoptimize(TupleExpr tupleExpr, Dataset dataset, BindingSet bindings)Applies generally applicable optimizations to the supplied query: variable assignments are inlined.
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Method Detail
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optimize
public void optimize(TupleExpr tupleExpr, Dataset dataset, BindingSet bindings)
Applies generally applicable optimizations to the supplied query: variable assignments are inlined.- Specified by:
optimizein interfaceQueryOptimizer
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