1、启动 mysql 容器
[root@localhost ~]# docker run --name mysql -v /mysqldata:/var/lib/mysql -e MYSQL_ROOT_PASSWORD=Root@1234 -p 3306:3306 -d mysql
[root@localhost ~]# ls /mysqldata/
auto.cnf binlog.index client-cert.pem '#ib_16384_1.dblwr' ibtmp1 mysql mysql_upgrade_history public_key.pem sys
binlog.000001 ca-key.pem client-key.pem ib_buffer_pool '#innodb_redo' mysql.ibd performance_schema server-cert.pem undo_001