1、下载Mysql5.7 RPM包
打开mysql官网下载页面： https://dev.mysql.com/downloads/mysql/
2、查看是否有冲突的包并卸载，解压安装包
shell> rpm -qa|grep -i mysql shell> rpm -qa|grep -i mariadb mariadb-libs-5.5.56-2.el7.x86_64 shell> rpm -e mariadb-libs-5.5.56-2.el7.x86_64 --nodeps shell> tar -xvf mysql-5.7.33-1.el7.x86_64.rpm-bundle.tar
3、初始化MySQL
进入解压目录后初始化
shell> rpm -ivh mysql-community-common-5.7.33-1.el7.x86_64.rpm mysql-community-libs-5.7.33-1.el7.x86_64.rpm mysql-community-devel-5.7.33-1.el7.x86_64.rpm mysql-community-client-5.7.33-1.el7.x86_64.rpm mysql-community-server-5.7.33-1.el7.x86_64.rpm
4、启停MySQL
shell> service mysqld start //启动mysql shell> service mysqld status //查看启动状态 shell> service mysqld stop //停止mysql
5、修改root用户密码并登录
shell> more /etc/my.cnf log-error=/var/log/mysqld.log shell> more /var/log/mysqld.log 2021-03-04T01:41:46.623514Z 1 [Note] A temporary password is generated for root@localhost: wtld>*tOu0aI shell> mysqladmin -uroot -p"wtld>*tOu0aI" password "Abcd321#" shell> mysql -uroot -pAbcd321#
来自 “ ITPUB博客 ” ，链接：https://blog.itpub.net/30310891/viewspace-2767132/ ，如需转载，请注明出处，否则将追究法律责任。
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