# 创建用户

Joe 要给数据组的 John 创建一个用户，他希望John 能够从 `192.168.7.42` 登录 goods 数据库查询数据，
用户第一次登录时使用密码 `goods123`，登录后必须设定一个新密码，那么应该用哪个语句？

点击进入[MySQL实战练习环境](https://mydev.csdn.net/product/pod/new?image=cimg-centos7-skilltreemysql&connect=auto&create=auto&utm_source=skill)。

## 答案

```mysql
create user 'john'@'192.168.7.42' identified by 'goods123' password expire;
grant select on goods.* to 'john'@'192.168.7.42';
flush privileges;
```

## 选项

### A

```mysql
create user 'john'@'192.168.7.42' identified by 'goods123';
grant select on goods.* to 'john'@'192.168.7.42';
flush privileges;
```

### B

```mysql
create user 'john'@'192.168.7.42' identified by 'goods123';
grant usage on goods.* to 'john'@'192.168.7.42';
flush privileges;
```

### C

```mysql
create user 'john'@'192.168.7.42' identified by 'goods123' on database goods;
flush privileges;
```