private void detach_Countries(Country entity)
		{
			this.SendPropertyChanging();
			entity.Tag = null;
		}
		private void attach_Countries(Country entity)
		{
			this.SendPropertyChanging();
			entity.Tag = this;
		}
 partial void UpdateCountry(Country instance);
 partial void DeleteCountry(Country instance);
 partial void InsertCountry(Country instance);