Class GroupConcatAggregate

Class representing GROUP_CONCAT Aggregate.
Inheritance
System.Object
BaseAggregate
StringJoinAggregate
GroupConcatAggregate
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.Aggregates.Sparql
Assembly: dotNetRDF.dll
Syntax
public class GroupConcatAggregate : StringJoinAggregate, ISparqlAggregate

Constructors

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GroupConcatAggregate(ISparqlExpression)

Creates a new GROUP_CONCAT aggregate.
Declaration
public GroupConcatAggregate(ISparqlExpression expr)
Parameters
Type Name Description
ISparqlExpression expr Expression.
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GroupConcatAggregate(ISparqlExpression, Boolean)

Creates a new GROUP_CONCAT aggregate.
Declaration
public GroupConcatAggregate(ISparqlExpression expr, bool distinct)
Parameters
Type Name Description
ISparqlExpression expr Expression.
System.Boolean distinct Should a distinct modifer be applied.
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GroupConcatAggregate(ISparqlExpression, ISparqlExpression)

Creates a new GROUP_CONCAT aggregate.
Declaration
public GroupConcatAggregate(ISparqlExpression expr, ISparqlExpression sepExpr)
Parameters
Type Name Description
ISparqlExpression expr Expression.
ISparqlExpression sepExpr Separator Expression.
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GroupConcatAggregate(ISparqlExpression, ISparqlExpression, Boolean)

Creates a new GROUP_CONCAT aggregate.
Declaration
public GroupConcatAggregate(ISparqlExpression expr, ISparqlExpression sepExpr, bool distinct)
Parameters
Type Name Description
ISparqlExpression expr Expression.
ISparqlExpression sepExpr Separator Expression.
System.Boolean distinct Should a distinct modifer be applied.

Properties

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Functor

Gets the Functor of the Aggregate.
Declaration
public override string Functor { get; }
Property Value
Type Description
System.String
Overrides

Methods

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Apply(SparqlEvaluationContext, IEnumerable<Int32>)

Applies the aggregate over the given bindings.
Declaration
public override IValuedNode Apply(SparqlEvaluationContext context, IEnumerable<int> bindingIDs)
Parameters
Type Name Description
SparqlEvaluationContext context Evaluation Context.
System.Collections.Generic.IEnumerable<System.Int32> bindingIDs Binding IDs.
Returns
Type Description
IValuedNode
Overrides
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ToString()

Gets the String representation of the Aggregate.
Declaration
public override string ToString()
Returns
Type Description
System.String
Overrides
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ValueInternal(SparqlEvaluationContext, Int32)

Gets the value of the aggregate for the given binding.
Declaration
protected override string ValueInternal(SparqlEvaluationContext context, int bindingID)
Parameters
Type Name Description
SparqlEvaluationContext context Evaluation Context.
System.Int32 bindingID Binding ID.
Returns
Type Description
System.String
Overrides

Implements

Extension Methods