Class OrderByVariable

An ORDER BY which orders on the values bound to a particular variable.

Inheritance
object
BaseOrderBy
OrderByVariable
Implements
Inherited Members
Namespace: VDS.RDF.Query.Ordering
Assembly: dotNetRdf.dll
Syntax
public class OrderByVariable : BaseOrderBy, ISparqlOrderBy

Constructors

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OrderByVariable(string)

Creates a new Ordering based on the Value of a given Variable.

Declaration
public OrderByVariable(string name)
Parameters
Type Name Description
string name

Variable to order upon.

Properties

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Expression

Gets the Variable Expression Term used in the Ordering.

Declaration
public override ISparqlExpression Expression { get; }
Property Value
Type Description
ISparqlExpression
Overrides
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IsSimple

Gets whether the Ordering is Simple.

Declaration
public override bool IsSimple { get; }
Property Value
Type Description
bool
Overrides
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Variable

Get the name of the variable to order on.

Declaration
public string Variable { get; }
Property Value
Type Description
string
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Variables

Gets all the Variables used in the Ordering.

Declaration
public override IEnumerable<string> Variables { get; }
Property Value
Type Description
IEnumerable<string>
Overrides

Methods

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GetComparer(IMatchTriplePattern, ISparqlNodeComparer)

Generates a Comparer than can be used to do Ordering based on the given Triple Pattern.

Declaration
public override IComparer<Triple> GetComparer(IMatchTriplePattern pattern, ISparqlNodeComparer nodeComparer)
Parameters
Type Name Description
IMatchTriplePattern pattern

Triple Pattern.
ISparqlNodeComparer nodeComparer

The comparer to use for node ordering.
Returns
Type Description
IComparer<Triple>
Overrides
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ToString()

Gets the String representation of the Order By.

Declaration
public override string ToString()
Returns
Type Description
string
Overrides

Implements

Extension Methods