题解 | 商品价格排名
商品价格排名
https://www.nowcoder.com/practice/119f5b8cfe5b45779a3e1b3f4d83b341
WITH t1 AS (
SELECT
product_id,
rank() over(partition by type order by price DESC) rk
FROM product_info
)
SELECT
product_id,
product_name,
type,
price
FROM product_info JOIN t1 USING(product_id)
WHERE t1.rk <= 2
ORDER BY price DESC, product_name
LIMIT 3
