奥特虾的MySQL学习笔记

2018-01-06  本文已影响0人  奥特虾

个人笔记,不定期更新

2018-01-06

2018-01-17

2018-03-07

select DATE_FORMAT(列名,'%m-%d %H:%i:%s') from table

2018-03-15

select * from 
(select sum(backer_money) as moneyNum,
count(distinct(user_id)) as peopleNum,
DATE_FORMAT(pay_time,'%m-%d') as date
from strawberry 
group by DATE_FORMAT(pay_time,'%m-%d') 
desc limit 8) aa 
order by date asc;
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