create datebase dbname；创建数据库
use dbname;//
create table messages(
id int unsigned primary key auto_increment,
sender varchar(64) not null,
getter varchar(64) not null,
content varchar(3600) not null,
sendTime datetime not null,
isGet tinyint default 0
)
管理员信息表
create table tb_admin(
id int not null auto_increment,--自动编号
name varchar(20) not null,--管理员名称
pwd varchar(20) not null,--管理员密码
primary key(id)
);
insert into tb_admin(name,pwd) values('tsoft','111');
create table joys_user(
id int unsigned not null auot_increment primary key,
username varchar(150) not null,
password varchar(100) not null,
name varchar(255) not null,
email varchar(100) not null,
reg_date datetime not null,
last_login_date datetime not null,
active tinyint(1) not null,
params text not null,
idex(name),
unique(username),
unique(email)
)engine=myisam;