题解 | 电商平台想要查询出每个商品在 2024 年上半年（1 月至 6 月）的总销售额
电商平台想要查询出每个商品在 2024 年上半年（1 月至 6 月）的总销售额
https://www.nowcoder.com/practice/e190c019dabe4622ae719cca64437a47
select
p.product_id as product_id,
product_name,
sum(price * quantity) as total_sales
from
products_underline as p
inner join sales_underline as s on p.product_id = s.product_id
where
sale_month between '2024-01' and '2024-06'
group by
p.product_id
order by
product_id;