Class CountAllAggregate

Class representing COUNT(*) Aggregate Function.

Inheritance

object

BaseAggregate

CountAllAggregate

Implements

ISparqlAggregate

Inherited Members

BaseAggregate._expr

BaseAggregate._distinct

BaseAggregate.Expression

BaseAggregate.Distinct

BaseAggregate.Type

object.Equals(object)

object.Equals(object, object)

object.GetHashCode()

object.GetType()

object.MemberwiseClone()

object.ReferenceEquals(object, object)

Namespace: VDS.RDF.Query.Aggregates.Sparql

Assembly: dotNetRdf.dll

Syntax

public class CountAllAggregate : BaseAggregate, ISparqlAggregate

Remarks

Differs from a COUNT in that it just counts rows in the results.

Constructors

CountAllAggregate()

Creates a new COUNT(*) Aggregate.

Declaration

public CountAllAggregate()

Properties

Arguments

Gets the Arguments of the Aggregate.

Declaration

public override IEnumerable<ISparqlExpression> Arguments { get; }

Property Value

Type	Description
IEnumerable<ISparqlExpression>

Overrides

BaseAggregate.Arguments

Functor

Gets the Functor of the Aggregate.

Declaration

public override string Functor { get; }

Property Value

Type	Description
string

Overrides

BaseAggregate.Functor

Methods

Accept<TResult, TContext, TBinding>(ISparqlAggregateProcessor<TResult, TContext, TBinding>, TContext, IEnumerable<TBinding>)

Called when the aggregate is visited during algebra processing.

Declaration

public override TResult Accept<TResult, TContext, TBinding>(ISparqlAggregateProcessor<TResult, TContext, TBinding> processor, TContext context, IEnumerable<TBinding> bindings)

Parameters

Type	Name	Description
ISparqlAggregateProcessor<TResult, TContext, TBinding>	processor	The processor that handles this algebra.
TContext	context	The current context.
IEnumerable<TBinding>	bindings	The current set of bindings.

Returns

Type	Description
TResult	The result of the aggregate processing.

Type Parameters

Name	Description
TResult	The type of result object returned by the processor.
TContext	The type of the context object to be passed to the processor.
TBinding	The type of the binding objects to be passed to the processor.

Overrides

BaseAggregate.Accept<TResult, TContext, TBinding>(ISparqlAggregateProcessor<TResult, TContext, TBinding>, TContext, IEnumerable<TBinding>)

ToString()

Gets the String representation of the Aggregate.

Declaration

public override string ToString()

Returns

Type	Description
string

Overrides

BaseAggregate.ToString()

Implements

ISparqlAggregate

Extension Methods

Extensions.ToSafeString(object)

Extensions.AsEnumerable<T>(T)