SQL语句出错：select Category_en from products_category where UId like '0,389,432,%' order by IsBestDeals desc,if(MyOrder>0, MyOrder, if(MyOrder=0, 1000000, 1000001)) asc,CateId asc limit 0, 20<br>错误代码：<i>#1054</i> - Unknown column 'IsBestDeals' in 'order clause'