使用MySQL官方镜像，tag版本5.7
Dockerfile可以在这里查看 https://github.com/docker-library/mysql/tree/master/5.7
准备镜像
$ docker pull mysql:5.7
$ docker image ls
REPOSITORY TAG IMAGE ID CREATED SIZE
mysql 5.7 2c9028880e58 5 weeks ago 447MB
创建容器
关于MySQL的镜像使用，可以参考dockerhub https://hub.docker.com/_/mysql?tab=description&page=1&ordering=last_updated
关于Dockerfile Volume的定义，可以参考 https://github.com/docker-library/mysql/tree/master/5.7
$ docker container run --name some-mysql -e MYSQL_ROOT_PASSWORD=my-secret-pw -d -v mysql-data:/var/lib/mysql mysql:5.7
02206eb369be08f660bf86b9d5be480e24bb6684c8a938627ebfbcfc0fd9e48e
$ docker volume ls
DRIVER VOLUME NAME
local mysql-data
$ docker volume inspect mysql-data
[
{
"CreatedAt": "2021-06-21T23:55:23+02:00",
"Driver": "local",
"Labels": null,
"Mountpoint": "/var/lib/docker/volumes/mysql-data/_data",
"Name": "mysql-data",
"Options": null,
"Scope": "local"
}
]
$
数据库写入数据
进入MySQL的shell，密码是 my-secret-pw
$ docker container exec -it 022 sh
# mysql -u root -p
Enter password:
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 2
Server version: 5.7.34 MySQL Community Server (GPL)
Copyright (c) 2000, 2021, Oracle and/or its affiliates.
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 (0.00 sec)
mysql> create database demo;
Query OK, 1 row affected (0.00 sec)
mysql> show databases;
+--------------------+
| Database |
+--------------------+
| information_schema |
| demo |
| mysql |
| performance_schema |
| sys |
+--------------------+
5 rows in set (0.00 sec)
mysql> exit
Bye
# exit
创建了一个叫 demo的数据库
查看data volume
$ docker volume inspect mysql-data
[
{
"CreatedAt": "2021-06-22T00:01:34+02:00",
"Driver": "local",
"Labels": null,
"Mountpoint": "/var/lib/docker/volumes/mysql-data/_data",
"Name": "mysql-data",
"Options": null,
"Scope": "local"
}
]
$ ls /var/lib/docker/volumes/mysql-data/_data
auto.cnf client-cert.pem ib_buffer_pool ibdata1 performance_schema server-cert.pem
ca-key.pem client-key.pem ib_logfile0 ibtmp1 private_key.pem server-key.pem
ca.pem demo ib_logfile1 mysql public_key.pem sys
$
其它数据库
如果熟悉的话，也可以试试MongoDB https://hub.docker.com/_/mongo
