拉取官方鏡像：

docker search mysql  // 查找mysql鏡像
docker pull mysql // 默認latest版本

啟動容器：

docker run --name mymysql -p 3306:3306 -e MYSQL_ROOT_PASSWORD=root -d mysql:tag

//--name給容器起名字
//-e MYSQL_ROOT_PASSWORD 初始化用戶名和密碼
//tag 如果拉取的是latest版本，填latest

進入容器：

docker exec -it mymysql mysql -uroot -proot

elcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 
 
9
Server version: 8.0.13 MySQL Community Server - GPL

Copyright (c) 2000, 2018, Oracle and/or its affiliates. All rights reserved.

Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.

Type ‘help;‘ or ‘\h‘ for help. Type ‘\c‘ to clear the current input statement.

mysql
 
> show databases;
+--------------------+
| Database           |
+--------------------+
| information_schema |
| mysql              |
| performance_schema |
| sys                |
+--------------------+
4 rows in set (0.03 sec)

mysql> 

ok,搞定

docker-mysql