题解 | 商品价格排名
商品价格排名
https://www.nowcoder.com/practice/119f5b8cfe5b45779a3e1b3f4d83b341
select
product_id,
product_name,
type,
price
from
(select
*,
rank()over(partition by type order by price desc) rk
from product_info
) ranked
where rk <= 2
order by price desc,product_id
limit 3
