ubuntu16.04彻底卸载Mariadb/Mysql以及重装Mariadb/Mysql

一、彻底卸载Mariadb/Mysql

sudo apt-get remove mysql-*
dpkg -l |grep ^rc|awk '{print $2}' |sudo xargs dpkg -P

清理完毕再次执行dpkg -l |grep ^rc|awk '{print $2}' |sudo xargs dpkg -P提示如下：

dpkg: error: --purge needs at least one package name argument

Type dpkg --help for help about installing and deinstalling packages [*];
Use 'apt' or 'aptitude' for user-friendly package management;
Type dpkg -Dhelp for a list of dpkg debug flag values;
Type dpkg --force-help for a list of forcing options;
Type dpkg-deb --help for help about manipulating *.deb files;

Options marked [*] produce a lot of output - pipe it through 'less' or 'more' !

出现如上提示表示写真成功！

二、重新安装Mariadb/Mysql

apt-get install mariadb-server python-pymysql

使用如上命令即可重新安装Mariadb/Mysql

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