Interface ISet

Interface for Sets which represents a possible solution during SPARQL evaluation.

Inherited Members
Namespace: VDS.RDF.Query.Algebra
Assembly: dotNetRdf.dll
Syntax
public interface ISet : IEquatable<ISet>

Properties

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ID

Gets/Sets the ID of the Set.

Declaration
int ID { get; set; }
Property Value
Type Description
int
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this[string]

Retrieves the Value in this set for the given Variable.

Declaration
INode this[string variable] { get; }
Parameters
Type Name Description
string variable

Variable.
Property Value
Type Description
INode

Either a Node or a null.
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Values

Gets the Values in the Set.

Declaration
IEnumerable<INode> Values { get; }
Property Value
Type Description
IEnumerable<INode>
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Variables

Gets the Variables in the Set.

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

Methods

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Add(string, INode)

Adds a Value for a Variable to the Set.

Declaration
void Add(string variable, INode value)
Parameters
Type Name Description
string variable

Variable.
INode value

Value.
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BindsAll(IEnumerable<string>)

Return true if this set contains a non-null value for all of the specified variables.

Declaration
bool BindsAll(IEnumerable<string> vars)
Parameters
Type Name Description
IEnumerable<string> vars

Variable names.
Returns
Type Description
bool
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ContainsVariable(string)

Checks whether the Set contains a given Variable.

Declaration
bool ContainsVariable(string variable)
Parameters
Type Name Description
string variable

Variable.
Returns
Type Description
bool
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Copy()

Copies the Set.

Declaration
ISet Copy()
Returns
Type Description
ISet
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IsCompatibleWith(ISet, IEnumerable<string>)

Gets whether the Set is compatible with a given set based on the given variables.

Declaration
bool IsCompatibleWith(ISet s, IEnumerable<string> vars)
Parameters
Type Name Description
ISet s

Set.
IEnumerable<string> vars

Variables.
Returns
Type Description
bool
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IsMinusCompatibleWith(ISet, IEnumerable<string>)

Gets whether the Set is minus compatible with a given set based on the given variables.

Declaration
bool IsMinusCompatibleWith(ISet s, IEnumerable<string> vars)
Parameters
Type Name Description
ISet s

Set.
IEnumerable<string> vars

Variables.
Returns
Type Description
bool
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Join(ISet)

Joins the set to another set.

Declaration
ISet Join(ISet other)
Parameters
Type Name Description
ISet other

Other Set.
Returns
Type Description
ISet
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Remove(string)

Removes a Value for a Variable from the Set.

Declaration
void Remove(string variable)
Parameters
Type Name Description
string variable

Variable.

Extension Methods