public IEnumerable <CategoryBrandRankModel> SelectCategoryBrand(long pkid, DateTime?date)
 {
     using (var db = Tuhu.Component.Common.DbHelper.CreateDefaultDbHelper())
     {
         return(DalCategoryBrandRank.SelectCategoryBrand(pkid, date, db));
     }
 }
 public int DeleteCategoryBrand(long id)
 {
     using (var db = Tuhu.Component.Common.DbHelper.CreateDefaultDbHelper())
     {
         var children = DalCategoryBrandRank.SelectCategoryBrand(id, null, db);
         foreach (var c in children)
         {
             DalCategoryBrandRank.DeleteCategoryBrand(c.PKID, db);
         }
         return(DalCategoryBrandRank.DeleteCategoryBrand(id, db));
     }
 }