1.1 下载mysql安装包

MySQL下载地址：MySQL :: Download MySQL Community Server (Archived Versions)

 #下载wget https://cdn.mysql.com/archives/mysql-5.7/mysql-server_5.7.29-1ubuntu18.04_amd64.deb-bundle.tar#解压tar -xvf ./mysql-server_5.7.29-1ubuntu18.04_amd64.deb-bundle.tar

1.2 安装依赖

#获取可用更新
sudo apt-get update
#更新
sudo apt-get upgrade
#安装依赖
sudo apt-get install libaio1
sudo apt-get install libtinfo5

1.3 设置mysql密码

#开始安装mysql
sudo dpkg -i mysql-common_5.7.29-1ubuntu18.04_amd64.deb
#此步需要输入mysql实例的root密码
sudo dpkg-preconfigure mysql-community-server_5.7.29-1ubuntu18.04_amd64.deb

1.4 安装mysql

sudo dpkg -i libmysqlclient20_5.7.29-1ubuntu18.04_amd64.deb
sudo dpkg -i libmysqlclient-dev_5.7.29-1ubuntu18.04_amd64.deb
sudo dpkg -i libmysqld-dev_5.7.29-1ubuntu18.04_amd64.deb
sudo dpkg -i mysql-community-client_5.7.29-1ubuntu18.04_amd64.deb
sudo dpkg -i mysql-client_5.7.29-1ubuntu18.04_amd64.deb
sudo dpkg -i mysql-common_5.7.29-1ubuntu18.04_amd64.deb

1.5 安装mysql服务

#安装依赖
sudo apt-get -f install libmecab2#安装mysql服务
sudo dpkg -i mysql-community-server_5.7.29-1ubuntu18.04_amd64.deb
sudo dpkg -i mysql-server_5.7.29-1ubuntu18.04_amd64.deb

1.6 登录mysql

# 检查MySQL状态systemctl status mysql#设置开机启动
systemctl enable mysql#安装完毕后进行登录，输入刚才设置的mysql实例密码
mysql -uroot -p

1.7 配置远程链接

use mysql;
GRANT ALL PRIVILEGES ON *.* TO 'mk'@'%' IDENTIFIED BY '123456' WITH GRANT OPTION;
FLUSH PRIVILEGES;
# 如果需要远程连接，则设置
vim /etc/mysql/mysql.conf.d/mysqld.cnf
# 把bind-address  = 127.0.0.1  注释掉 
sudo systemctl restart mysql.servi
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在navicat上链接