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Alter 方法

更新 SQL Server 執行個體上的任何 Column 物件屬性變更。

命名空間：  Microsoft.SqlServer.Management.Smo
組件：  Microsoft.SqlServer.Smo (在 Microsoft.SqlServer.Smo.dll 中)

語法

'宣告
Public Sub Alter
'用途
Dim instance As Column

instance.Alter()

public void Alter()

public:
virtual void Alter() sealed

abstract Alter : unit -> unit 
override Alter : unit -> unit 

public final function Alter()

實作

IAlterable. . :: . .Alter() () () ()

備註

The Alter method updates any changes that have been made to the Column object's properties since the Column object was created or since the last Alter statement. The modifications are combined and sent to the instance of SQL Server in a single network trip to the instance of SQL Server.

[!附註]

Columns based on the UserDefinedTableType object cannot be modified and this method generates an exception.