MySQL server error report:Array ( [0] => Array ( [message] => MySQL Query Error ) [1] => Array ( [sql] => SELECT i.goods_id,goods_name,goods_thumb,usd_price,i.cat_id,url_name,RAND() AS rnd FROM yp_items as i left join yp_supplier_goods_cat as s on i.goods_id = s.goods_id WHERE s.supplier_id = order by rnd desc LIMIT 24 ) [2] => Array ( [error] => You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'order by rnd desc LIMIT 24' at line 1 ) [3] => Array ( [errno] => 1064 ) )