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04/02/2012

IsNullable 屬性

Gets the Boolean property that specifies whether the alias data type accepts null values.

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.Standalone)> _
Public ReadOnly Property IsNullable As Boolean
    Get
'用途
Dim instance As UserDefinedType
Dim value As Boolean

value = instance.IsNullable

[SfcPropertyAttribute(SfcPropertyFlags.Standalone)]
public bool IsNullable { get; }

[SfcPropertyAttribute(SfcPropertyFlags::Standalone)]
public:
property bool IsNullable {
    bool get ();
}

[<SfcPropertyAttribute(SfcPropertyFlags.Standalone)>]
member IsNullable : bool

function get IsNullable () : boolean

屬性值

型別：System. . :: . .Boolean
A Boolean value that specifies whether the alias data type accepts null values.
If True, the alias data type can accept null values.
If False (default), the alias data type is does not accept null values.