96 lines
1.8 KiB
Markdown
96 lines
1.8 KiB
Markdown
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Ubuntu mysql 8.0+安装
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=====================
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#### 1、下载MySQL配置文件，网址：https://dev.mysql.com/downloads/repo/apt/
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##### 打开后将下拉到网页底部点击Download按钮下载deb文件
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##### 进入下载页面，选择No thanks, just start my download
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#### 2、进入下载文件目录，打开终端，执行命令
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```bash
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sudo dpkg -i <下载的deb文件>
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```
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#### 3、接下来会弹出一个界面 设置好之后 选中ok按钮，击Enter键进入下一步
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##### 第一行 currently selected：mysql-8.0
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##### 第二行 currently selected：Enabled
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##### 第三行 默认
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#### 4、执行更新命令
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```bash
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sudo apt update
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```
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#### 5、开始安装MySQL 8.0，执行命令
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```
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sudo apt install mysql-server
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```
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#### 6、接下来选择y继续
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#### 7、设置root密码
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#### 8、确认密码
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#### 9、阅读配置MySQ社区服务器，翻到末尾点使用Tab键选中ok按钮，击Enter键
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#### 10、加密方式选择Retain MySQL 5.x Compatibility
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#### 11、完成
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#### 启动mysql数据库
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1、使用 service 启动：service mysql start
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2、使用 mysqld 脚本启动：/etc/inint.d/mysql start
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3、使用 safe\_mysqld 启动：safe\_mysql&
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#### 设置远程连接
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##### 1.登录mysql
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`mysql -uroot -p`
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##### 2.切换到mysql数据库
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`use mysql;`
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##### 3.修改host值（所有地址都可以连接）
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`update user set host="%" where user="root";`
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##### 4.刷新列表使其生效
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`flush privileges;`
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#### 重启
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1、使用 service 启动：service mysql restart
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2、使用 mysqld 脚本启动：/etc/inint.d/mysql restart
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#### 关闭
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1、使用 service 启动：service mysql stop
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2、使用 mysqld 脚本启动：/etc/inint.d/mysql stop
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3、 mysqladmin shutdown
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#### 删除 MySQL
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```bash
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sudo apt-get autoremove mysql-server
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```
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#### 清理残留数据
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```bash
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dpkg -l |grep ^rc|awk '{print $2}' |sudo xargs dpkg -P
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```
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