Class PrepareOwnedTupleExpr
- java.lang.Object
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- org.eclipse.rdf4j.query.algebra.helpers.AbstractQueryModelVisitor<RepositoryException>
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- org.eclipse.rdf4j.sail.federation.optimizers.PrepareOwnedTupleExpr
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- All Implemented Interfaces:
QueryOptimizer
,QueryModelVisitor<RepositoryException>
public class PrepareOwnedTupleExpr extends AbstractQueryModelVisitor<RepositoryException> implements QueryOptimizer
Remove redundantOwnedTupleExpr
.- Author:
- James Leigh
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Constructor Summary
Constructors Constructor Description PrepareOwnedTupleExpr()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
meet(Distinct node)
void
meet(Join node)
void
meet(LeftJoin node)
void
meet(Projection node)
void
meet(Reduced node)
void
meet(StatementPattern node)
void
meetMultiJoin(NaryJoin node)
protected void
meetNode(QueryModelNode node)
Method called by all of the other meet methods that are not overridden in subclasses.void
meetOther(QueryModelNode node)
void
optimize(TupleExpr query, Dataset dataset, BindingSet bindings)
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Methods inherited from class org.eclipse.rdf4j.query.algebra.helpers.AbstractQueryModelVisitor
meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meetBinaryTupleOperator, meetBinaryValueOperator, meetCompareSubQueryValueOperator, meetNAryValueOperator, meetSubQueryValueOperator, meetUnaryTupleOperator, meetUnaryValueOperator, meetUpdateExpr
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Method Detail
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optimize
public void optimize(TupleExpr query, Dataset dataset, BindingSet bindings)
- Specified by:
optimize
in interfaceQueryOptimizer
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meetOther
public void meetOther(QueryModelNode node) throws RepositoryException
- Specified by:
meetOther
in interfaceQueryModelVisitor<RepositoryException>
- Overrides:
meetOther
in classAbstractQueryModelVisitor<RepositoryException>
- Throws:
RepositoryException
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meetNode
protected void meetNode(QueryModelNode node) throws RepositoryException
Description copied from class:AbstractQueryModelVisitor
Method called by all of the other meet methods that are not overridden in subclasses. This method can be overridden in subclasses to define default behaviour when visiting nodes. The default behaviour of this method is to visit the node's children.- Overrides:
meetNode
in classAbstractQueryModelVisitor<RepositoryException>
- Parameters:
node
- The node that is being visited.- Throws:
RepositoryException
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meet
public void meet(Distinct node) throws RepositoryException
- Specified by:
meet
in interfaceQueryModelVisitor<RepositoryException>
- Overrides:
meet
in classAbstractQueryModelVisitor<RepositoryException>
- Throws:
RepositoryException
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meet
public void meet(Reduced node) throws RepositoryException
- Specified by:
meet
in interfaceQueryModelVisitor<RepositoryException>
- Overrides:
meet
in classAbstractQueryModelVisitor<RepositoryException>
- Throws:
RepositoryException
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meet
public void meet(Projection node) throws RepositoryException
- Specified by:
meet
in interfaceQueryModelVisitor<RepositoryException>
- Overrides:
meet
in classAbstractQueryModelVisitor<RepositoryException>
- Throws:
RepositoryException
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meet
public void meet(LeftJoin node) throws RepositoryException
- Specified by:
meet
in interfaceQueryModelVisitor<RepositoryException>
- Overrides:
meet
in classAbstractQueryModelVisitor<RepositoryException>
- Throws:
RepositoryException
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meetMultiJoin
public void meetMultiJoin(NaryJoin node) throws RepositoryException
- Throws:
RepositoryException
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meet
public void meet(Join node) throws RepositoryException
- Specified by:
meet
in interfaceQueryModelVisitor<RepositoryException>
- Overrides:
meet
in classAbstractQueryModelVisitor<RepositoryException>
- Throws:
RepositoryException
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meet
public void meet(StatementPattern node) throws RepositoryException
- Specified by:
meet
in interfaceQueryModelVisitor<RepositoryException>
- Overrides:
meet
in classAbstractQueryModelVisitor<RepositoryException>
- Throws:
RepositoryException
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