private void detach_ReqVacationMains(ReqVacationMain entity)
		{
			this.SendPropertyChanging();
			entity.Employee = null;
		}
 partial void UpdateReqVacationMain(ReqVacationMain instance);
 partial void DeleteReqVacationMain(ReqVacationMain instance);
 partial void InsertReqVacationMain(ReqVacationMain instance);