private void detach_CustomerCustomerDemos(CustomerCustomerDemo entity)
		{
			this.SendPropertyChanging();
			entity.CustomerDemographic = null;
		}
 partial void DeleteCustomerCustomerDemo(CustomerCustomerDemo instance);
 partial void InsertCustomerCustomerDemo(CustomerCustomerDemo instance);
 partial void UpdateCustomerCustomerDemo(CustomerCustomerDemo instance);
		private void attach_CustomerCustomerDemos(CustomerCustomerDemo entity)
		{
			this.SendPropertyChanging();
			entity.Customer = this;
		}