AnsiNullDefault 屬性
Gets or sets a Boolean property value that specifies whether the ANSI_NULL_DEFAULT database option is active.
命名空間: Microsoft.SqlServer.Management.Smo
組件: Microsoft.SqlServer.Smo (在 Microsoft.SqlServer.Smo.dll 中)
語法
'宣告
<DisplayNameKeyAttribute("Database_AnsiNullDefaultName")> _
<DisplayDescriptionKeyAttribute("Database_AnsiNullDefaultDesc")> _
Property AnsiNullDefault As Boolean
Get
Set
'用途
Dim instance As IDatabaseOptions
Dim value As Boolean
value = instance.AnsiNullDefault
instance.AnsiNullDefault = value
[DisplayNameKeyAttribute("Database_AnsiNullDefaultName")]
[DisplayDescriptionKeyAttribute("Database_AnsiNullDefaultDesc")]
bool AnsiNullDefault { get; set; }
[DisplayNameKeyAttribute(L"Database_AnsiNullDefaultName")]
[DisplayDescriptionKeyAttribute(L"Database_AnsiNullDefaultDesc")]
property bool AnsiNullDefault {
bool get ();
void set (bool value);
}
[<DisplayNameKeyAttribute("Database_AnsiNullDefaultName")>]
[<DisplayDescriptionKeyAttribute("Database_AnsiNullDefaultDesc")>]
abstract AnsiNullDefault : bool with get, set
function get AnsiNullDefault () : boolean
function set AnsiNullDefault (value : boolean)
屬性值
型別:System. . :: . .Boolean
A Boolean value that specifies whether the ANSI_NULL_DEFAULT database option is active.
If True, user-defined data types default to allowing NULL values.
If False (default), user-defined data types default to not allowing NULL values.
備註
This option lets the user control the database default nullability at a database level.
也可以使用 Transact-SQL ALTER DATABASE 陳述式變更此選項。