Enumeração ForeignKeyAction
Specifies the action that is taken when the primary key that is referenced by a foreign key is updated.
Namespace: Microsoft.SqlServer.Management.SqlParser.Metadata
Assembly: Microsoft.SqlServer.Management.SqlParser (em Microsoft.SqlServer.Management.SqlParser.dll)
Sintaxe
'Declaração
Public Enumeration ForeignKeyAction
'Uso
Dim instance As ForeignKeyAction
public enum ForeignKeyAction
public enum class ForeignKeyAction
type ForeignKeyAction
public enum ForeignKeyAction
Membros
Nome do membro | Descrição | |
---|---|---|
NoAction | No action is taken. | |
Cascade | The modification is also made to the foreign key. | |
SetDefault | The foreign key is set to the default value. | |
SetNull | The foreign key is set to null. |