-- 注意自己是否需要建库

-- create database if not exists mysqldv1;

-- 新建 user1 表

create table if not exists user1 (

  id smallint unsigned primary key auto_increment,

  user_name varchar(40),

  over varchar(40)

);

-- 新建 user2 表

create table if not exists user2 (

  id smallint unsigned primary key auto_increment,

  user_name varchar(40),

  over varchar(40)

);

-- 新建 user_kills 表

create table if not exists user_kills (

  id smallint unsigned primary key auto_increment,

  user_id smallint unsigned,

  timestr timestamp default CURRENT_TIMESTAMP,

  kills smallint unsigned

);

-- 插入 user1 表数据

insert into user1(user_name,over) values ('唐僧', '旃檀功德佛');

insert into user1(user_name,over) values ('猪八戒', '净坛使者');

insert into user1(user_name,over) values ('孙悟空', '斗战胜佛');

insert into user1(user_name,over) values ('沙僧', '金身罗汉');

-- 插入 user2 表数据

insert into user2(user_name,over) values ('孙悟空', '成佛');

insert into user2(user_name,over) values ('牛魔王', '被降服');

insert into user2(user_name,over) values ('蛟魔王', '被降服');

insert into user2(user_name,over) values ('鹏魔王', '被降服');

insert into user2(user_name,over) values ('狮驼王', '被降服');

-- 插入 user_kills 表数据

insert into user_kills(user_id, timestr, kills) values (2, timestamp('2013-01-10'), 10);

insert into user_kills(user_id, timestr, kills) values (2, timestamp('2013-02-01'), 2);

insert into user_kills(user_id, timestr, kills) values (2, timestamp('2013-02-05'), 12);

insert into user_kills(user_id, timestr, kills) values (4, timestamp('2013-01-10'), 3);

insert into user_kills(user_id, timestr, kills) values (4, timestamp('2013-02-11'), 5);

insert into user_kills(user_id, timestr, kills) values (2, timestamp('2013-02-06'), 1);

insert into user_kills(user_id, timestr, kills) values (3, timestamp('2013-01-11'), 20);

insert into user_kills(user_id, timestr, kills) values (2, timestamp('2013-02-12'), 10);

insert into user_kills(user_id, timestr, kills) values (3, timestamp('2013-02-07'), 17);

create table user1(
id int(10) not null auto_increment,
name varchar(48) not null,
primary key (id)
)
create table user2(
id int(10) not null auto_increment,
name varchar(48) not null,
primary key (id)
)