Class PiFunction

Represents the ARQ pi() function.
Inheritance
System.Object
PiFunction
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)
Namespace: VDS.RDF.Query.Expressions.Functions.Arq
Assembly: dotNetRDF.dll
Syntax
public class PiFunction : ISparqlExpression

Constructors

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PiFunction()

Creates a new ARQ Pi function.
Declaration
public PiFunction()

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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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 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)

Evaluates the expression.
Declaration
public IValuedNode Evaluate(SparqlEvaluationContext context, int bindingID)
Parameters
Type Name Description
SparqlEvaluationContext context Evaluation Context.
System.Int32 bindingID Binding ID.
Returns
Type Description
IValuedNode
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ToString()

Gets the String representation of the function.
Declaration
public override string ToString()
Returns
Type Description
System.String
Overrides
System.Object.ToString()
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Transform(IExpressionTransformer)

Returns the expression as there are no arguments to be transformed.
Declaration
public ISparqlExpression Transform(IExpressionTransformer transformer)
Parameters
Type Name Description
IExpressionTransformer transformer Expression Transformer.
Returns
Type Description
ISparqlExpression

Implements

Extension Methods