ForeignKey Class

The ForeignKey object represents a Microsoft SQL Server foreign key.

Namespace: Microsoft.SqlServer.Management.Smo
Assembly : Microsoft.SqlServer.Smo (in microsoft.sqlserver.smo.dll)

Syntax

'Declaration
Public NotInheritable Class ForeignKey
    Inherits ScriptNameObjectBase
    Implements ICreatable, IDroppable, IMarkForDrop, IAlterable, _
    IExtendedProperties, IScriptable

public sealed class ForeignKey : ScriptNameObjectBase, ICreatable, IDroppable, IMarkForDrop, 
    IAlterable, IExtendedProperties, IScriptable

public ref class ForeignKey sealed : public ScriptNameObjectBase, ICreatable, IDroppable, IMarkForDrop, 
    IAlterable, IExtendedProperties, IScriptable

public final class ForeignKey extends ScriptNameObjectBase implements ICreatable, IDroppable, 
    IMarkForDrop, IAlterable, IExtendedProperties, IScriptable

public final class ForeignKey extends ScriptNameObjectBase implements ICreatable, IDroppable, 
    IMarkForDrop, IAlterable, IExtendedProperties, IScriptable

Hinweise

Aktualisierter Text:

Der Namespace, die Klasse oder das Element wird nur in der Version 2.0 von Microsoft .NET Framework unterstützt.

To get ForeignKey object properties, users can be a member of the public fixed server role.

To set ForeignKey object properties, users must have ALTER permission on the parent table or be a member of the db_owner fixed database role.

To create or drop a foreign key, users must have ALTER permission on the parent table or be a member of the db_owner fixed database role.

Inheritance Hierarchy

System.Object
   Microsoft.SqlServer.Management.Smo.SmoObjectBase
     Microsoft.SqlServer.Management.Smo.SqlSmoObject
       Microsoft.SqlServer.Management.Smo.NamedSmoObject
         Microsoft.SqlServer.Management.Smo.ScriptNameObjectBase
          Microsoft.SqlServer.Management.Smo.ForeignKey

Beispiel

How to: Create, Alter, and Remove a Foreign Key in Visual Basic .NET

Threadsicherheit

Any public static (Shared in Microsoft Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

Plattformen

Entwicklungsplattformen

Eine Liste der unterstützten Plattformen finden Sie unterHardware- und Softwareanforderungen für die Installation von SQL Server 2005.

Zielplattforme

Eine Liste der unterstützten Plattformen finden Sie unterHardware- und Softwareanforderungen für die Installation von SQL Server 2005.

Siehe auch

Verweis

ForeignKey Members
Microsoft.SqlServer.Management.Smo Namespace

Andere Ressourcen

Creating, Altering, and Removing Foreign Keys
Erstellen und Ändern von FOREIGN KEY-Einschränkungen
CREATE TABLE (Transact-SQL)