Docker installs MySQL and successfully uses Navicat connection

1. install docker

Centos7 install Docker

yum install docker-ce

Use Docker China Accelerator , because Docker It's foreign , There is a powerful firewall

vim  /etc/docker/daemon.json

{
    
  "registry-mirrors": ["https://rsyrgxsw.mirror.aliyuncs.com"]
}

Restart docker

systemctl restart docker

see docker Version information

docker version

Client:
 Version:       17.12.1-ce
 API version:   1.35
 Go version:    go1.9.4
 Git commit:    7390fc6
 Built: Tue Feb 27 22:15:20 2018
 OS/Arch:       linux/amd64

Server:
 Engine:
  Version:      17.12.1-ce
  API version:  1.35 (minimum version 1.12)
  Go version:   go1.9.4
  Git commit:   7390fc6
  Built:        Tue Feb 27 22:17:54 2018
  OS/Arch:      linux/amd64
  Experimental: false

2. install mysql

First download mysql Mirror image

docker pull mysql

Start with the command under the directory created above mysql Containers

docker run --name mysql -p 3306:3306 -e MYSQL_ROOT_PASSWORD=root -d mysql:latest

View the running container

docker images -a

CONTAINER ID        IMAGE               COMMAND                  CREATED             STATUS              PORTS                               NAMES
821aca9bf102        mysql:latest        "docker-entrypoint.s…"   38 minutes ago      Up 19 minutes       0.0.0.0:3306->3306/tcp, 33060/tcp   mysql

Enter the running container

docker exec -it 821aca9bf102 /bin/bash

Get into mysql

mysql -u root -p

Enter password:
Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 14
Server version: 8.0.18 MySQL Community Server - GPL

Copyright (c) 2000, 2019, 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.

mysql>

3. To configure navicat Connect

mysql8 after , Strong encryption rule selected during installation caching_sha2_password, And previous mysql5.7 Of mysql_native_password The rules are different ,navicate The driver currently does not support new encryption rules , The following configuration is required .

alter user 'root'@'%' identified with mysql_native_password by '123456';// Change the encryption method 
flush privileges;// Refresh