题解 | 支付间隔平均值
支付间隔平均值
https://www.nowcoder.com/practice/847431ad931e45348eb1ab5657144c28
select
cast(cast(avg(abs(timestampdiff(second,s.logtime,o.logtime)))as decimal(5,0))as unsigned) as gap
from
order_log o left join select_log s
on
o.order_id=s.order_id
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