后续版本的 Microsoft SQL Server 将删除该功能。请避免在新的开发工作中使用该功能,并着手修改当前还在使用该功能的应用程序。
The IsLogin method returns TRUE when the string specified is a valid name string for a Microsoft SQL Server login record.
语法
object
.IsLogin(
LoginName
)
Parts
- object
Expression that evaluates to an object in the Applies To list.
- LoginName
String tested.
Prototype (C/C++)
HRESULT IsLogin(SQLDMO_LPCSTR szLoginName,
LPBOOL pRetVal);
Returns
TRUE if the LoginName argument is a string of valid login record name characters in a valid sequence. FALSE, otherwise.
备注
The IsLogin method determines legality for names when adding logins to an instance of SQL Server.