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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。