partial void DeleteInvestment(Investment instance);
		private void detach_Investments(Investment entity)
		{
			this.SendPropertyChanging();
			entity.InterestRateType = null;
		}
		private void detach_Investments(Investment entity)
		{
			this.SendPropertyChanging();
			entity.LoanGroup = null;
		}
 partial void UpdateInvestment(Investment instance);
 partial void InsertInvestment(Investment instance);
		private void detach_Investments(Investment entity)
		{
			this.SendPropertyChanging();
			entity.Member = null;
		}
		private void attach_Investments(Investment entity)
		{
			this.SendPropertyChanging();
			entity.Member = this;
		}