此 API 支援 SQL Server 2012 基礎結構，但無法直接從您的程式碼使用。
Gets or sets a value that indicates whether empty columns should retain a nullnull 參考 (在 Visual Basic 中為 Nothing) value during the bulk load operation, or insert default values into the columns.
命名空間： Microsoft.SqlServer.Dts.Tasks.BulkInsertTask
組件： Microsoft.SqlServer.BulkInsertTask (在 Microsoft.SqlServer.BulkInsertTask.dll 中)
語法
'宣告
Property KeepNulls As Boolean
Get
Set
'用途
Dim instance As IDTSBulkInsertTask
Dim value As Boolean
value = instance.KeepNulls
instance.KeepNulls = value
bool KeepNulls { get; set; }
property bool KeepNulls {
bool get ();
void set (bool value);
}
abstract KeepNulls : bool with get, set
function get KeepNulls () : boolean
function set KeepNulls (value : boolean)
屬性值
型別：System.Boolean
true if empty columns should retain a nullnull 參考 (在 Visual Basic 中為 Nothing) value during the bulk load operation; false if the specified default values should be inserted instead.
備註
For more information, see BulkInsertTask.