Свойство Column.IsForeignKey
Gets the Boolean property value that specifies whether the column is a foreign key.
Пространство имен: Microsoft.SqlServer.Management.Smo
Сборка: Microsoft.SqlServer.Smo (в Microsoft.SqlServer.Smo.dll)
Синтаксис
'Декларация
<SfcPropertyAttribute(SfcPropertyFlags.None Or SfcPropertyFlags.Standalone Or SfcPropertyFlags.SqlAzureDatabase)> _
Public ReadOnly Property IsForeignKey As Boolean
Get
'Применение
Dim instance As Column
Dim value As Boolean
value = instance.IsForeignKey
[SfcPropertyAttribute(SfcPropertyFlags.None|SfcPropertyFlags.Standalone|SfcPropertyFlags.SqlAzureDatabase)]
public bool IsForeignKey { get; }
[SfcPropertyAttribute(SfcPropertyFlags::None|SfcPropertyFlags::Standalone|SfcPropertyFlags::SqlAzureDatabase)]
public:
property bool IsForeignKey {
bool get ();
}
[<SfcPropertyAttribute(SfcPropertyFlags.None|SfcPropertyFlags.Standalone|SfcPropertyFlags.SqlAzureDatabase)>]
member IsForeignKey : bool
function get IsForeignKey () : boolean
Значение свойства
Тип: System.Boolean
A Boolean value that specifies whether the column is a foreign key. If True, the column is a foreign key. Otherwise, False (default).
Замечания
The foreign key is the column referenced by a primary key column in another table.
.gif "Примечание") Примечание |
|---|
The value of the IsForeignKey property is always treated as false by columns based on the UserDefinedTableType object. |
Примеры
Работа с объектами базы данных
См. также
Справочник
Пространство имен Microsoft.SqlServer.Management.Smo