Column.MarkForDrop 方法
Marks the column to be dropped when the Alter method is run on the column's parent Table object.
命名空间： Microsoft.SqlServer.Management.Smo
程序集： Microsoft.SqlServer.Smo（在 Microsoft.SqlServer.Smo.dll 中）
语法
声明
Public Sub MarkForDrop ( _
dropOnAlter As Boolean _
)
用法
Dim instance As Column
Dim dropOnAlter As Boolean
instance.MarkForDrop(dropOnAlter)
public void MarkForDrop(
bool dropOnAlter
)
public:
virtual void MarkForDrop(
bool dropOnAlter
) sealed
abstract MarkForDrop :
dropOnAlter:bool -> unit
override MarkForDrop :
dropOnAlter:bool -> unit
public final function MarkForDrop(
dropOnAlter : boolean
)
参数
- dropOnAlter
类型：System.Boolean
A Boolean value that specifies whether to drop the column when the parent object is altered.If True, the column is dropped when the parent table is altered. Otherwise, False (default).
实现
IMarkForDrop.MarkForDrop(Boolean)
注释
.gif "注意") 注意 |
|---|
Columns based on the UserDefinedTableType object cannot be modified and this method generates an exception. |