Inheritance: INotifyPropertyChanging, INotifyPropertyChanged
 partial void DeleteEmployees(Employees instance);
 partial void UpdateEmployees(Employees instance);
		private void detach_Employees2(Employees entity)
		{
			this.SendPropertyChanging();
			entity.Employees1 = null;
		}
 partial void InsertEmployees(Employees instance);
		private void attach_Employees2(Employees entity)
		{
			this.SendPropertyChanging();
			entity.Employees1 = this;
		}