题解 | 未下单用户统计
未下单用户统计
https://www.nowcoder.com/practice/3433aee5c7824255b2dd2879b30df090
select count(*) as cnt
from user_info
where uid not in (
select uid
from order_log
group by uid
)
未下单用户统计
https://www.nowcoder.com/practice/3433aee5c7824255b2dd2879b30df090
select count(*) as cnt
from user_info
where uid not in (
select uid
from order_log
group by uid
)
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