Class ConstantOptimizer
java.lang.Object
org.eclipse.rdf4j.query.algebra.evaluation.optimizer.ConstantOptimizer
- All Implemented Interfaces:
QueryOptimizer
- Direct Known Subclasses:
ConstantOptimizer
A query optimizer that optimizes constant value expressions.
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Nested Class Summary
Nested ClassesModifier and TypeClassDescriptionprivate static class
private static class
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Field Summary
FieldsModifier and TypeFieldDescriptionprivate static final org.slf4j.Logger
private final EvaluationStrategy
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionvoid
optimize
(TupleExpr tupleExpr, Dataset dataset, BindingSet bindings) Applies generally applicable optimizations to the supplied query: variable assignments are inlined.
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Field Details
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logger
private static final org.slf4j.Logger logger -
strategy
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Constructor Details
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ConstantOptimizer
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Method Details
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optimize
Applies generally applicable optimizations to the supplied query: variable assignments are inlined.- Specified by:
optimize
in interfaceQueryOptimizer
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