CentOS 7.9 上安裝MySQL 8.0
先移除mariadb yum remove mariadb* 安裝官方源 yum localinstall https://dev.mysql.com/get/mysql80-community-release-el7-1.noarch.rpm rpm --import https://repo.mysql.com/RPM-GPG-KEY-mysql-2023 yum install mysql-server mysql-devel 查看預設密碼 vi /var/log/mysqld.log 登入mysql mysqld -u root -p 預設密碼 修改密碼 ALTER USER 'root' @ 'localhost' IDENTIFIED BY 'MyNewPass' ; flush privileges; 重新登入mysql即可