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

Class UnionScopeChangeOptimizer

java.lang.Object

org.eclipse.rdf4j.query.algebra.evaluation.impl.UnionScopeChangeOptimizer

All Implemented Interfaces:

QueryOptimizer

@Deprecated(forRemoval=true,
            since="4.1.0")
public class UnionScopeChangeOptimizer
extends Object
implements QueryOptimizer

Deprecated, for removal: This API element is subject to removal in a future version.

Inspect Union clauses to check if scope change can be avoided (allowing injection of pre-bound vars into union arguments).

Author:

Jeen Broekstra

Constructor Summary

Constructors

Constructor	Description
UnionScopeChangeOptimizer()	Deprecated, for removal: This API element is subject to removal in a future version.

Method Summary

Modifier and Type	Method	Description
void	optimize(TupleExpr tupleExpr, Dataset dataset, BindingSet bindings)	Deprecated, for removal: This API element is subject to removal in a future version.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

UnionScopeChangeOptimizer

public UnionScopeChangeOptimizer()

Deprecated, for removal: This API element is subject to removal in a future version.

Method Details

optimize

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

Deprecated, for removal: This API element is subject to removal in a future version.

Specified by:

optimize in interface QueryOptimizer