Debian安装，卸载MySQL8.4.x

卸载旧的安装包

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dpkg -l | grep -E '(mysql|maria)'

根据上述命令的输出情况卸载

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sudo apt purge 软件包

删除配置文件

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sudo rm -rf /etc/mysql /var/lib/mysql

下载压缩包

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wget https://cdn.mysql.com//Downloads/MySQL-8.4/mysql-server_8.4.3-1debian12_amd64.deb-bundle.tar

解压

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mkdir mysql-server-8.4.x
tar -xf mysql-server_8.4.3-1debian12_amd64.deb-bundle.tar -C mysql-server-8.4.x/
cd mysql-server-8.4.x

安装

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sudo apt install ./mysql-community-client-plugins_8.4.3-1debian12_amd64.deb
sudo apt install ./mysql-community-client-core_8.4.3-1debian12_amd64.deb
sudo apt install ./mysql-common_8.4.3-1debian12_amd64.deb
sudo apt install ./mysql-community-client_8.4.3-1debian12_amd64.deb
sudo apt install ./mysql-client_8.4.3-1debian12_amd64.deb
sudo apt install ./mysql-community-server-core_8.4.3-1debian12_amd64.deb
sudo apt install ./mysql-community-server_8.4.3-1debian12_amd64.deb

最后这一步会提示输入密码。

查看状态

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systemctl status mysql.service

启动 myql

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systemctl start mysql.service

关闭 mysql

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sudo systemctl stop mysql