题解 | 统计各等级会员用户下订单总额
统计各等级会员用户下订单总额
https://www.nowcoder.com/practice/48dd35a3dd8c4e1494db36b097a03300
with
t1 as(
select
vip,
sum(order_price) as psum
from
order_tb right join uservip_tb using(user_id)
group by
vip
)
,t2 as(
select
vip,
(
case
when psum is null then 0
else psum
end
) as order_total
from
t1
order by
order_total desc
)
select * from t2
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