jsp javabean mysql实现登陆及增删改查示例

create database adms; use adms; create table admin( admin_id varchar(16) primary key, admin_psw varchar(16) )charset=utf8; create table user( user_id varchar(16) primary key, user_psw varchar(16) )charset=utf8; insert into admin values('admin','admin'); insert into user values('chrkey','chrkey'); insert into user values('test',123); insert into user values('乱码测试','test');