Column.Nullable 属性
Gets or sets the Boolean property value that specifies whether the column can accept null values.
命名空间: Microsoft.SqlServer.Management.Smo
程序集: Microsoft.SqlServer.Smo(在 Microsoft.SqlServer.Smo.dll 中)
语法
声明
<SfcPropertyAttribute(SfcPropertyFlags.None Or SfcPropertyFlags.Standalone Or SfcPropertyFlags.SqlAzureDatabase Or SfcPropertyFlags.Design)> _
Public Property Nullable As Boolean
Get
Set
用法
Dim instance As Column
Dim value As Boolean
value = instance.Nullable
instance.Nullable = value
[SfcPropertyAttribute(SfcPropertyFlags.None|SfcPropertyFlags.Standalone|SfcPropertyFlags.SqlAzureDatabase|SfcPropertyFlags.Design)]
public bool Nullable { get; set; }
[SfcPropertyAttribute(SfcPropertyFlags::None|SfcPropertyFlags::Standalone|SfcPropertyFlags::SqlAzureDatabase|SfcPropertyFlags::Design)]
public:
property bool Nullable {
bool get ();
void set (bool value);
}
[<SfcPropertyAttribute(SfcPropertyFlags.None|SfcPropertyFlags.Standalone|SfcPropertyFlags.SqlAzureDatabase|SfcPropertyFlags.Design)>]
member Nullable : bool with get, set
function get Nullable () : boolean
function set Nullable (value : boolean)
属性值
类型:System.Boolean
A Boolean value that specifies whether the column can accept null values.If True, the column can accept null values. Otherwise, False (default).
示例
请参阅
参考
Microsoft.SqlServer.Management.Smo 命名空间