UPDATE EmailServerProfile SET IncomingPassword=null UPDATE EmailServerProfile SET OutgoingPassword=null UPDATE Mailbox SET Password=null UPDATE Queue SET EmailPassword=null UPDATE UserSettings SET EmailPassword=null
UPDATE EmailServerProfile SET IncomingPassword=null UPDATE EmailServerProfile SET OutgoingPassword=null UPDATE Mailbox SET Password=null UPDATE Queue SET EmailPassword=null UPDATE UserSettings SET EmailPassword=null
代碼: public class PropertiesControl : Grid { [TypeConverter(typeof(LengthConverter))] public d