I learn docker (1)--using MySQL

Download image

Using the docker pull mysql:5.7.21 pull MySQL image, use docker images the view-owned image after the download is successful:

?
Downloaded MySQL image.

Create a new folder for persistence

1. Create a new folder $DEV_HOME/docker/mysql .
2, give it permission chmod 777 $DEV_HOME/docker/mysql , it seems that if you do not give it permission, Docker can not save the data inside.

?

The database file is then written directly to the local

Create a container

Use the command: docker run --name mysql -p 3306:3306 -v $DEV_HOME/docker/mysql:/var/lib/mysql -e MYSQL_ROOT_PASSWORD=123 -d mysql:5.7.21 create a container called "mysql".

• -p 3306:3306: Maps local 3306 to port 3306 of the container.
• -v $DEV_HOME/docker/mysql:/var/lib/mysql: Maps the local directory to the container directory.
• -e MYSQL_ROOT_PASSWORD=123: The password of the root user of MySQL.

I learn docker (1)--using MySQL