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 product_id,product_name,type,price,
rank()over(partition by type order by price desc) rk
from product_info
) t1
where t1.rk = 1 or t1.rk = 2
order by price desc,product_id
limit 3
