private void detach_Workorders(Workorder entity)
		{
			this.SendPropertyChanging();
			entity.User = null;
		}
		private void attach_Workorders(Workorder entity)
		{
			this.SendPropertyChanging();
			entity.User = this;
		}
 partial void UpdateWorkorder(Workorder instance);
 partial void DeleteWorkorder(Workorder instance);
 partial void InsertWorkorder(Workorder instance);