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