date date
money double(15,2)
下面需要對錶finance的2010年財務數據,按月進行統計
- select DATE_FORMAT(date,'%Y-%m') as month,sum(money) as money
- from finance
- where DATE_FORMAT(date,'%Y')=2010
- group by month
- order by month
下面是按周統計
查看MySQL的manual
%X Year for the week where Sunday is the first day of the week, numeric, four digits; used with %V
%x Year for the week, where Monday is the first day of the week, numeric, four digits; used with %v
其中
1如果週一爲一週的第一天,則(小寫) DATE_FORMAT(date,'%x %v')
2如果週日爲一週的第一天,則(大寫) DATE_FORMAT(date,'%X %V')
- select DATE_FORMAT(date,'%x年-第%v周') as week,sum(money) as money
- from finance_base
- where DATE_FORMAT(date,'%Y')=2010
- group by week