partial void DeleteAccounting(Accounting instance);
 partial void UpdateAccounting(Accounting instance);
		private void detach_Accountings(Accounting entity)
		{
			this.SendPropertyChanging();
			entity.AccountingType = null;
		}
 partial void InsertAccounting(Accounting instance);
		private void attach_Accountings(Accounting entity)
		{
			this.SendPropertyChanging();
			entity.AccountingType = this;
		}