[root@localhost ~]# docker pull mysql:5.5.

[root@localhost ~]# docker run -itd --name mysql -p : --restart=always -e MYSQL_ROOT_PASSWORD= mysql:5.5.

-i,-interactive          Keep STDIN open even if not attached

-t,--tty                 Allocate a pseudo-TTY

-d, --detach             Run container in background and print container ID

--name string            Assign a name to the container

-p,--publish list        Publish a container's port(s) to the host

--restart string         Restart policy to apply when a container exits (default "no")

-e ,--env list           Set environment variables