private void detach_Partners(Partner entity)
		{
			this.SendPropertyChanging();
			entity.PartnerType = null;
		}
		private void attach_Partners(Partner entity)
		{
			this.SendPropertyChanging();
			entity.PartnerType = this;
		}
 partial void UpdatePartner(Partner instance);
 partial void DeletePartner(Partner instance);
 partial void InsertPartner(Partner instance);