Linux CentOS7 rpm 安装 MySQL 5.7

摇滚侠2026-06-17 18:12

Linux CentOS7 rpm 安装 MySQL 5.7

一、参考资料

【MySQL数据库入门到大牛，mysql安装到优化，百科全书级，全网天花板】 https://www.bilibili.com/video/BV1iq4y1u7vj/?p=99\&share_source=copy_web\&vd_source=855891859b2dc554eace9de3f28b4528

VMvare 安装 CentOS 7

二、笔记总结

2.1、上传 rpm 安装包

2.2、卸载系统自带的 mariadb

bash 复制代码

#查看是否安装了
rpm -qa | grep -i mariadb
#如果有，卸载掉。
rpm -ivh mysql-community-common-5.7.28-1.el7.x86_64.rpm

2.3、检查权限和依赖

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chmod -R 777 /tmp
rpm -qa|grep libaio
rpm -qa|grep net-tools

2.4、按顺序安装

bash 复制代码

rpm -ivh mysql-community-common-5.7.28-1.el7.x86_64.rpm
rpm -ivh mysql-community-libs-5.7.28-1.el7.x86_64.rpm
rpm -ivh mysql-community-client-5.7.28-1.el7.x86_64.rpm
rpm -ivh mysql-community-server-5.7.28-1.el7.x86_64.rpm

2.5、检查安装结果

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rpm -qa | grep -i mysql

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cat /var/log/mysqld.log
#默认密码：tbtwty0tXP*i

2.6、启动 MySQL

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#启动
systemctl start mysqld
#查看状态
systemctl status mysqld

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#检查是否开机自启动
systemctl list-unit-files|grep mysqld.service

2.7、登录 MySQL

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mysql -uroot -p
alter user 'root'@'localhost' identified by 'abc123';

2.8、设置远程连接权限

sql 复制代码

use mysql
select host,user from user;
update user set host = '%' where user = 'root';
flush privileges;

2.9、修改字符集编码

bash 复制代码

vim /etc/my.cnf
character_set_server=utf8
#重启 MySQL 生效
systemctl restart mysqld.service

sql 复制代码

mysql -uroot -p
show variables like '%character%';