ubuntu 安装MySQL8

# 安装源

```bash

wget https://repo.mysql.com//mysql-apt-config_0.8.22-1_all.deb

sudo apt install ./mysql-apt-config_0.8.22-1_all.deb

sudo apt update

sudo apt install mysql-server

```

**安装的时候输入密码，选择身份验证方式、密码加密方式 Ubuntu 18.04 选择MySQL5.X**

## root用户开启远程连接

```bash

mysql -uroot -p

use mysql;

update user set host='%' where user='root';

FLUSH PRIVILEGES;

```