select left(strMobileNo,4),count( strMobileNo)
from no_kldby_userinfo
where dteRegTime >= '2006-08-14 00:00:00'
group by left(strMobileNo ,4)
转载于:https://www.cnblogs.com/easylearning/archive/2006/08/21/482586.html
转载于:https://www.cnblogs.com/easylearning/archive/2006/08/21/482586.html