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Clase ForeignKeyColumnCollection

The ForeignKeyColumnCollection class represents a collection of ForeignKeyColumn objects that represent all the foreign key columns defined on the parent object.

Espacio de nombres:  Microsoft.SqlServer.Management.Smo
Ensamblado:  Microsoft.SqlServer.Smo (en Microsoft.SqlServer.Smo.dll)

Sintaxis

'Declaración
Public NotInheritable Class ForeignKeyColumnCollection _
    Inherits ParameterCollectionBase
'Uso
Dim instance As ForeignKeyColumnCollection

public sealed class ForeignKeyColumnCollection : ParameterCollectionBase

public ref class ForeignKeyColumnCollection sealed : public ParameterCollectionBase

[<SealedAttribute>]
type ForeignKeyColumnCollection =  
    class
        inherit ParameterCollectionBase
    end

public final class ForeignKeyColumnCollection extends ParameterCollectionBase

El tipo ForeignKeyColumnCollection expone los siguientes miembros.

Propiedades

  Nombre Descripción
Propiedad pública Count Gets the number of objects in the referenced collection. (Se hereda de SmoCollectionBase.)
Propiedad pública IsSynchronized Gets the Boolean property value that specifies whether access to the collection is synchronized and therefore thread-safe. (Se hereda de SmoCollectionBase.)
Propiedad pública Item[ ( [ ( Int32] ) ] ) Gets a ForeignKeyColumn object in the collection by index number.
Propiedad pública Item[ ( [ ( String] ) ] ) Gets a ForeignKeyColumn object in the collection by name.
Propiedad pública Parent Gets the ForeignKey object that is the parent of the ForeignKeyColumnCollection object.
Propiedad pública SyncRoot Gets an object that can be used to synchronize access to the collection. (Se hereda de SmoCollectionBase.)

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Métodos

  Nombre Descripción
Método público Add(ForeignKeyColumn) Adds a ForeignKeyColumn object to the foreign key column collection.
Método público Add(ForeignKeyColumn, Int32) Adds a ForeignKeyColumn object at a specified index position in the foreign key column collection.
Método público Add(ForeignKeyColumn, String) Adds a ForeignKeyColumn object to the position after a specified, existing ForeignKeyColumn object in the foreign key column collection.
Método protegido AddExisting Adds an object to the collection. (Se hereda de AbstractCollectionBase.)
Método protegido AddImpl Adds an object or member to this collection at the specified index. (Se hereda de ArrayListCollectionBase.)
Método público Contains Validates whether the parameter collection contains a member with a name equal to the specified string. (Se hereda de ParameterCollectionBase.)
Método público CopyTo Copies the collection objects to a one-dimensional array beginning at the index value specified.
Método público Equals (Se hereda de Object.)
Método protegido Finalize (Se hereda de Object.)
Método protegido GetCollectionElementType Gets the Collection Element Type. (Se hereda de SmoCollectionBase.)
Método público GetEnumerator Returns an IEnumerator interface that allows you to iterate through the objects in the collection. (Se hereda de SmoCollectionBase.)
Método público GetHashCode (Se hereda de Object.)
Método protegido GetItemById(Int32) Extracts a member from the referenced collection using a system-defined, unique identifier. (Se hereda de SmoCollectionBase.)
Método protegido GetItemById(Int32, String) Extracts a member from the referenced collection using a system-defined, unique identifier and name. (Se hereda de SmoCollectionBase.)
Método protegido GetObjectByIndex Extracts a member from the referenced collection using a system-defined, unique identifier. (Se hereda de SmoCollectionBase.)
Método público GetType (Se hereda de Object.)
Método protegido ImplAddExisting Adds an object to a collection. (Se hereda de ParameterCollectionBase.)
Método protegido InitializeChildCollection() () () () Initializes the child collections of the referenced collection. (Se hereda de SmoCollectionBase.)
Método protegido InitializeChildCollection(Boolean) Initializes the child collections of the referenced collection with the option to refresh the properties of the referenced collection. (Se hereda de SmoCollectionBase.)
Método protegido InitInnerCollection Initializes a collection. (Se hereda de ParameterCollectionBase.)
Método público ItemById Extracts a member from the ForeignKeyColumnCollection collection using a system-defined, unique identifier.
Método protegido MemberwiseClone (Se hereda de Object.)
Método público Refresh() () () () Refreshes the referenced collection. (Se hereda de SmoCollectionBase.)
Método público Refresh(Boolean) Refreshes the referenced collection with the option to refresh child objects of the referenced collection. (Se hereda de SmoCollectionBase.)
Método público Remove(String) Removes a member from the collection with the specified name. (Se hereda de ParameterCollectionBase.)
Método público Remove(ForeignKeyColumn) Removes a ForeignKeyColumn object from the foreign key column collection.
Método público ToString (Se hereda de Object.)
Método protegido ValidateParentObject Validates the parent object exists. (Se hereda de SmoCollectionBase.)

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Campos

  Nombre Descripción
Campo protegido initialized This value supports the SMO infrastructure and is not intended to be used directly from your code. (Se hereda de AbstractCollectionBase.)

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Implementaciones de interfaces explícitas

  Nombre Descripción
Implementación de interfaces explícitasMétodo privado ICollection. . :: . .CopyTo Copies the elements from an instance to an array beginning at the index indicated. (Se hereda de SmoCollectionBase.)

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Comentarios

A ForeignKeyColumnCollection object can be used to gain access to a set of foreign key columns. You can use the Item property to return a specific ForeignKeyColumn object.

Thread Safety

Todos los miembros estáticos (compartidos en Microsoft Visual Basic) públicos de este tipo son seguros para operaciones multiproceso. No se garantiza que los miembros de instancia sean seguros para subprocesos.

Ejemplos

Usar colecciones

Seguridad para subprocesos

Cualquier miembro público static (Shared en Visual Basic) de este tipo es seguro para subprocesos. No se garantiza que los miembros de instancia sean seguros para subprocesos.