static double UpdateGroup() { var groupToUpd = GroupLogic .Read(new Group { Name = "РТбд-32" }) .FirstOrDefault(); var newGroup = new Group { Id = groupToUpd.Id, Name = groupToUpd.Name, PrefectLastName = "Чернов", Year = groupToUpd.Year }; var startTime = DateTime.Now; GroupLogic.Update(newGroup); var finishTime = DateTime.Now; Console.WriteLine("---Скрипт UpdateGroup выполнен"); return((finishTime - startTime).TotalMilliseconds); }