题解 | 淘宝店铺的实际销售额与客单价
淘宝店铺的实际销售额与客单价
https://www.nowcoder.com/practice/ce116419a1f141568094b5eab70e5ce8
select round(sum(s.sales_num*g.goods_price),3) as sales_total, round(sum(s.sales_num*g.goods_price)/count(distinct s.user_id),3) as per_trans from sales_tb s join goods_tb g on s.goods_id = g.goods_id
简单