docer learning image installation and start-mysql

After the docker container mounting successful, if you need to install mysql image, then:

1. Search mysqlthe mirror, you can go in the browser docker hub's official website search mysql corresponding mirror and tag

[root@localhost sysconfig]# docker search mysql

2. Select the appropriate version number, use the docker pull mysqlcommand to install, if you want to specify a version directly plus a version number, if not, the default install the latest version behind the latest.

[root@localhost sysconfig]# docker pull mysql

3. After the installation is complete, view the dockerimage docker images, the command lists all the mirrors docker container, including just installedmysql

[root@localhost sysconfig]# docker images

4. Start mysql:

#启动命令： docker run --name 自己起的名字 -e MYSQL_ROOT_PASSWORD='密码' -p 本机端口:容器端口 -d mysql
#其中： -e 指定mysql启动的密码参数，可以参照官网。
		--name  指定一个启动的名字
		-p 端口映射，如果不映射，则虚拟机外部访问不到该端口
		-d 后台运行
[root@localhost sysconfig]# docker run --name mysql01 -e MYSQL_ROOT_PASSWORD='123456' -p 3306:3303 -d mysql

After starting the client will show the start of the container mirroring id, description start mysqlsuccessfully.
5. Use navicat connection just started mysql, reported error 2059, the error is as follows:

ERROR 2059 (HY000): Authentication plugin 'caching_sha2_password'
 cannot be loaded: ÕÒ²»µ½Ö¸¶¨µÄÄ£¿é¡£

Solution:

1. Enter the mysql command line:

# 
[root@localhost sysconfig]# docker exec -it mysql01 /bin/bash

2. Enter mysql -u root -p log

# 输入 mysql -u root -p 进行登录
root@5368bf2b1025:/# mysql -u root -p
Enter password: 


# 登录成功后出现如下
Welcome 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.

3. Use the following command to change the encryption password.

# 使用一下命令修改密码的加密方式。
mysql> alter user 'root'@'%' identified with mysql_native_password by '123456';
Query OK, 0 rows affected (0.07 sec)

4. Re-connection.