private void detach_ESHOP_USERs(ESHOP_USER entity)
		{
			this.SendPropertyChanging();
			entity.ESHOP_GROUP = null;
		}
 partial void UpdateESHOP_USER(ESHOP_USER instance);
 partial void DeleteESHOP_USER(ESHOP_USER instance);
 partial void InsertESHOP_USER(ESHOP_USER instance);