Class SparqlVariable

Class of Sparql Variables.
Inheritance
System.Object
SparqlVariable
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
Assembly: dotNetRDF.dll
Syntax
public class SparqlVariable

Constructors

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SparqlVariable(String)

Creates a new Sparql Variable.
Declaration
public SparqlVariable(string name)
Parameters
Type Name Description
System.String name Variable Name (with leading ?/$ removed).
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SparqlVariable(String, Boolean)

Creates a new Sparql Variable.
Declaration
public SparqlVariable(string name, bool isResultVar)
Parameters
Type Name Description
System.String name Variable Name.
System.Boolean isResultVar Does this Variable appear in the Result Set?.
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SparqlVariable(String, ISparqlAggregate)

Creates a new Sparql Variable which is an Aggregate.
Declaration
public SparqlVariable(string name, ISparqlAggregate aggregate)
Parameters
Type Name Description
System.String name Variable Name (with leading ?/$ removed).
ISparqlAggregate aggregate Aggregate Function.
Remarks
All Aggregate Variables are automatically considered as Result Variables.
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SparqlVariable(String, ISparqlExpression)

Creates a new Sparql Variable which is a Projection Expression.
Declaration
public SparqlVariable(string name, ISparqlExpression expr)
Parameters
Type Name Description
System.String name Variable Name (with leading ?/$ removed).
ISparqlExpression expr Projection Expression.

Properties

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Aggregate

Gets the Aggregate Function for this Variable.
Declaration
public ISparqlAggregate Aggregate { get; }
Property Value
Type Description
ISparqlAggregate
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IsAggregate

Gets whether the Variable is an Aggregate.
Declaration
public bool IsAggregate { get; }
Property Value
Type Description
System.Boolean
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IsProjection

Gets whether the Variable is a Projection Expression.
Declaration
public bool IsProjection { get; }
Property Value
Type Description
System.Boolean
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IsResultVariable

Gets whether the Variable appears in the Result Set.
Declaration
public bool IsResultVariable { get; }
Property Value
Type Description
System.Boolean
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Name

Variable Name.
Declaration
public string Name { get; }
Property Value
Type Description
System.String
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Projection

Gets the Projection Expression for this Variable.
Declaration
public ISparqlExpression Projection { get; }
Property Value
Type Description
ISparqlExpression

Methods

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ToString()

Get the String representation of the Variable.
Declaration
public override string ToString()
Returns
Type Description
System.String
Overrides
System.Object.ToString()

Extension Methods