Class GraphPatternTerm

Class for representing Graph Pattern Terms (as used in EXISTS/NOT EXISTS).
Inheritance
System.Object
GraphPatternTerm
Implements
Inherited Members
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.ToString()
Namespace: VDS.RDF.Query.Expressions.Primary
Assembly: dotNetRDF.dll
Syntax
public class GraphPatternTerm : ISparqlExpression

Constructors

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GraphPatternTerm(GraphPattern)

Creates a new Graph Pattern Term.
Declaration
public GraphPatternTerm(GraphPattern pattern)
Parameters
Type Name Description
GraphPattern pattern Graph Pattern.

Properties

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Arguments

Gets the Arguments of the Expression.
Declaration
public IEnumerable<ISparqlExpression> Arguments { get; }
Property Value
Type Description
System.Collections.Generic.IEnumerable<ISparqlExpression>
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CanParallelise

Gets whether an expression can safely be evaluated in parallel.
Declaration
public virtual bool CanParallelise { get; }
Property Value
Type Description
System.Boolean
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Functor

Gets the Functor of the Expression.
Declaration
public string Functor { get; }
Property Value
Type Description
System.String
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Pattern

Gets the Graph Pattern this term represents.
Declaration
public GraphPattern Pattern { get; }
Property Value
Type Description
GraphPattern
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Type

Gets the Type of the Expression.
Declaration
public SparqlExpressionType Type { get; }
Property Value
Type Description
SparqlExpressionType
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Variables

Gets the Variables used in the Expression.
Declaration
public IEnumerable<string> Variables { get; }
Property Value
Type Description
System.Collections.Generic.IEnumerable<System.String>

Methods

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Evaluate(SparqlEvaluationContext, Int32)

Gets the value of this Term as evaluated for the given Bindings in the given Context.
Declaration
public IValuedNode Evaluate(SparqlEvaluationContext context, int bindingID)
Parameters
Type Name Description
SparqlEvaluationContext context
System.Int32 bindingID
Returns
Type Description
IValuedNode
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Transform(IExpressionTransformer)

Transforms the Expression using the given Transformer.
Declaration
public ISparqlExpression Transform(IExpressionTransformer transformer)
Parameters
Type Name Description
IExpressionTransformer transformer Expression Transformer.
Returns
Type Description
ISparqlExpression

Implements

Extension Methods