Class FullTextQuery

Algebra Operator which provides full text query capabilities for a query.
Inheritance
System.Object
FullTextQuery
Namespace: VDS.RDF.Query.Algebra
Assembly: dotNetRDF.Query.FullText.dll
Syntax
public class FullTextQuery : object, IUnaryOperator, ISparqlAlgebra
Remarks
The evaluation of this operator simply registers the search provider with the Evaluation Context such that any FullTextMatchPropertyFunction instances are honoured.

Constructors

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FullTextQuery(IFullTextSearchProvider, ISparqlAlgebra)

Creates a new Full Text Query algebra.
Declaration
public FullTextQuery(IFullTextSearchProvider searchProvider, ISparqlAlgebra algebra)
Parameters
Type Name Description
IFullTextSearchProvider searchProvider Search Provider.
ISparqlAlgebra algebra Inner Algebra.

Properties

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FixedVariables

Gets the enumeration of fixed variables in the algebra i.e. variables that are guaranteed to have a bound value.
Declaration
public IEnumerable<String> FixedVariables { get; }
Property Value
Type Description
IEnumerable<String>
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FloatingVariables

Gets the enumeration of floating variables in the algebra i.e. variables that are not guaranteed to have a bound value.
Declaration
public IEnumerable<String> FloatingVariables { get; }
Property Value
Type Description
IEnumerable<String>
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InnerAlgebra

Gets the Inner Algebra.
Declaration
public ISparqlAlgebra InnerAlgebra { get; }
Property Value
Type Description
ISparqlAlgebra
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Variables

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

Methods

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Evaluate(SparqlEvaluationContext)

Evaluates the algebra.
Declaration
public BaseMultiset Evaluate(SparqlEvaluationContext context)
Parameters
Type Name Description
SparqlEvaluationContext context Evaluation Context.
Returns
Type Description
BaseMultiset
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ToGraphPattern()

Converts the algebra into a Graph Pattern.
Declaration
public GraphPattern ToGraphPattern()
Returns
Type Description
GraphPattern
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ToQuery()

Converts the algebra into a query.
Declaration
public SparqlQuery ToQuery()
Returns
Type Description
SparqlQuery
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ToString()

Gets the string representaiton of the algebra.
Declaration
public override string ToString()
Returns
Type Description
System.String
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Transform(IAlgebraOptimiser)

Transforms the algebra.
Declaration
public ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
Parameters
Type Name Description
IAlgebraOptimiser optimiser Optimiser.
Returns
Type Description
ISparqlAlgebra

Implements

Extension Methods