Ubuntu 16.04安装和卸载mysql5.7

r囧r小猫 2021-08-31 02:21 298阅读 0赞

## 1.卸载 ##

1.  删除mysql

sudo apt-get autoremove --purge mysql-server-5.0

sudo apt-get remove mysql-server

sudo apt-get autoremove mysql-server

卸载相关依赖：sudo apt-get remove mysql-common

清理残留数据：dpkg -l |grep ^rc|awk ‘\{print $2\}’ |sudo xargs dpkg -P

删除文件夹：rm -rf /etc/mysql /var/lib/mysql /var/log/mysql /var/lib/mysql-keyring

## Ubuntu 16.04安装mysql5.7 ##

1.更新Ubuntu的apt  
sudo apt update  
安装mysql![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQxODkxNDI1_size_16_color_FFFFFF_t_70]  
安装mysql  
sudo apt install mysql-server  
![在这里插入图片描述][20200613164837918.png]

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQxODkxNDI1_size_16_color_FFFFFF_t_70 1]设置好密码  
安装好后，MySQL服务将自动被启动 用下面命令查看mysql正在运行  
如果没有输出 检查是否安装好mysql --help 如果有输出，就是安装好了 再确认MySQL是否启动 service mysql start  
![在这里插入图片描述][20200613165410408.png]  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQxODkxNDI1_size_16_color_FFFFFF_t_70 2]![在这里插入图片描述][20200613165705503.png]  
查看日志  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQxODkxNDI1_size_16_color_FFFFFF_t_70 3]  
安装环境被污染了 需要删除一些文件 重新安装

[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQxODkxNDI1_size_16_color_FFFFFF_t_70]: /images/20210820/77ab1d7cbb604441824e65bbd5958d03.png
[20200613164837918.png]: /images/20210820/5022d59687824dce97b3612bfa696310.png
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQxODkxNDI1_size_16_color_FFFFFF_t_70 1]: /images/20210820/9d6582ce6f11430b82b5411a3f5a8bff.png
[20200613165410408.png]: /images/20210820/fa381f072cd24b7481a881832a7693c8.png
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQxODkxNDI1_size_16_color_FFFFFF_t_70 2]: https://img-blog.csdnimg.cn/20200613170022848.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQxODkxNDI1,size_16,color_FFFFFF,t_70
[20200613165705503.png]: /images/20210820/d134df869a094549a40bceff15284bfb.png
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQxODkxNDI1_size_16_color_FFFFFF_t_70 3]: /images/20210820/796b40cd00ac4e8488ba1162d07f752c.png