1 下载地址

https://mirrors.tuna.tsinghua.edu.cn/mysql/downloads/MySQL-8.0/mysql-8.0.21-winx64.zip

2 解压

E:\program\mysql-8.0.21-winx64

3 环境变量

path增加E:\program\mysql-8.0.21-winx64\bin\

4 CMD命令

C:\Users\Administrator> mysqld --initialize-insecure
C:\Users\Administrator> mysqld install
C:\Users\Administrator> net start mysql
C:\Users\Administrator> mysql -uroot

5 mysql命令

mysq> ALTER USER 'root'@'localhost' IDENTIFIED BY 'root' PASSWORD EXPIRE NEVER;
mysq> ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY 'root';
mysq> FLUSH PRIVILEGES;
mysq> exit;