CentOS7安裝MySQL8.0

下載對應的rpm包：https://dev.mysql.com/downloads/repo/yum/

安裝mysql源：yum localinstall mysql80-community-release-el7-2.noarch.rpm

檢查 mysql 源是否安裝成功：yum repolist enabled | grep?"mysql.*-community.*"

安裝mysql：yum install -y mysql-community-server

檢查mysql狀態：systemctl status mysqld

systemctl daemon-reload

grep 'temporary password' /var/log/mysqld.log

使用默認密碼登陸mysql：mysql -u root -p

修改root密碼：ALTER USER 'root'@'localhost' IDENTIFIED BY '123456aB_';

flush privileges;