标签:sele color sel rom 汇总 card *** col info
身份证号加密
select concat(left(`visitors`.`Card_id`,3),‘****‘,right(`visitors`.`Card_id`,4)) AS `Card_id` from userinfo
Sql 小技巧(持续汇总)
原文地址:https://www.cnblogs.com/dongqiliang/p/12298411.html