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IsForeignKey 屬性

取得 Boolean 屬性值，這個值會指定資料行是否為外部索引鍵。

命名空間：  Microsoft.SqlServer.Management.Smo
組件：  Microsoft.SqlServer.Smo (在 Microsoft.SqlServer.Smo.dll 中)

語法

'宣告
<SfcPropertyAttribute(SfcPropertyFlags.None Or SfcPropertyFlags.Standalone Or SfcPropertyFlags.SqlAzureDatabase)> _
Public ReadOnly Property IsForeignKey As Boolean
    Get
'用途
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

屬性值

型別：System. . :: . .Boolean
指定資料行是否為外部索引鍵的 Boolean 值。
如果為 True，則表示資料行為外部索引鍵。否則為 False (預設值)。

備註

The foreign key is the column referenced by a primary key column in another table.

[!附註]

The value of the IsForeignKey property is always treated as false by columns based on the UserDefinedTableType object.