partial void DeleteCountryCity(CountryCity instance);
 partial void InsertCountryCity(CountryCity instance);
 partial void UpdateCountryCity(CountryCity instance);
 private void attach_CountryCities(CountryCity entity)
 {
     this.SendPropertyChanging();
     entity.Country = this;
 }
 private void detach_CountryCities(CountryCity entity)
 {
     this.SendPropertyChanging();
     entity.Country = null;
 }
 partial void DeleteCountryCity(CountryCity instance);
 partial void UpdateCountryCity(CountryCity instance);
 partial void InsertCountryCity(CountryCity instance);
		private void detach_CountryCities(CountryCity entity)
		{
			this.SendPropertyChanging();
			entity.Country = null;
		}
		private void attach_CountryCities(CountryCity entity)
		{
			this.SendPropertyChanging();
			entity.Country = this;
		}