發行項
04/02/2012

AllowNulls 屬性

Gets the Boolean property that specifies whether the system data type allows 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.None Or SfcPropertyFlags.Standalone Or SfcPropertyFlags.SqlAzureDatabase)> _
Public ReadOnly Property AllowNulls As Boolean
    Get
'用途
Dim instance As SystemDataType
Dim value As Boolean

value = instance.AllowNulls

[SfcPropertyAttribute(SfcPropertyFlags.None|SfcPropertyFlags.Standalone|SfcPropertyFlags.SqlAzureDatabase)]
public bool AllowNulls { get; }

[SfcPropertyAttribute(SfcPropertyFlags::None|SfcPropertyFlags::Standalone|SfcPropertyFlags::SqlAzureDatabase)]
public:
property bool AllowNulls {
    bool get ();
}

[<SfcPropertyAttribute(SfcPropertyFlags.None|SfcPropertyFlags.Standalone|SfcPropertyFlags.SqlAzureDatabase)>]
member AllowNulls : bool

function get AllowNulls () : boolean

屬性值

型別：System. . :: . .Boolean
A Boolean value that specifies whether the system data type allows null values.
If True, the system data type allows null values.
If False, the system data type does not allow null values.