//按天统计
select count(dataid) as 每天操作数量, sum()
from
where
group by trunc(createtime, 'DD'))
//按自然周统计
select to_char(date,'iw'),sum()
from
where
group by to_char(date,'iw')
//按自然月统计
select to_char(date,'mm'),sum()
from
where
group by to_char(date,'mm')
//按季统计
select to_char(date,'q'),sum()
from
where
group by to_char(date,'q')
//按年统计
select to_char(date,'yyyy'),sum()
from
where
group by to_char(date,'yyyy')
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