表web_order  列 name ,businesscode, a.account

周桥 18929609222 3754031157710000

妙药 18929609233 3754031157712344

灵丹 18929609189 3754031157710000

周桥 13329609189 3754031157713333

查出一个表中account 出现次数大于2的所有记录

select a.name ,a.businesscode, a.account

from web_order a,

(select b.account,count(b.account) as count

from web_order b

group by b.account

having count(b.count)>300

) c

where a.account=c.account

不重复显示name,bsinesscode,account 并加一列count(account)

select min(a.name) ,min(a.businesscode),a.account, count(a.account)

from web_order a where 1=1

group by a.account

having count( a.account)>=100

作者“he-zhengxing”