看了一圈,我解复杂了
确定 Products 表中价格不超过 10 美元的最贵产品的价格
https://www.nowcoder.com/practice/19d1f06a58b04258aabe5a5a9934e611
select p2.prod_price as max_price from (select prod_price from Products as p1 where prod_price <=10 order by prod_price desc) as p2 limit 1