Centos安装Mysql

2020-12-07  本文已影响0人  _River_

下载安装:
安装指引https://blog.csdn.net/xiaolong_4_2/article/details/81664582


       1:下载  :
            wget http://dev.mysql.com/get/
            mysql57-community-release-el7-11.noarch.rpm
       2: 安装 :
            yum -y install mysql57-community-release-el7-11.noarch.rpm
       3:查看安装效果 : yum repolist enabled | grep mysql.*
       4:安装Mysql服务器  :yum install mysql-community-server

服务:mysqld(注意倒数第二个字母为小写的L)
        1:启动Mysql服务:service mysqld start 
        2:关闭Mysql服务:service mysqld stop
        3:查看Mysql服务状态:service mysqld status 
        4:设置开机启动:systemctl enable mysqld
        5:关闭开机启动: systemctl disable mysqld

第一次登录:
        1:获取临时密码:           
        grep 'temporary password' /var/log/mysqld.log;
        2:登录后设置密码等级:  
        set global validate_password_policy=LOW;
        3:登录后修改密码:        
        ALTER USER 'root'@'localhost' IDENTIFIED BY 'new password';

创建账号并给与权限
        1:新建账号:                      
        grant all on *.* to hesuijin@'127.0.0.1' identified by "我是密码";
        2:切换数据库:                   
        user mysql;
        3:配置远程登录IP地址限制:
        update user set host = '%' where user = 'hesuijin';
        4:查看是否修改成功 :         
        select user,host from user ;

连接阿里云centos中的mysql https://www.jianshu.com/p/d0fac4648870

平时使用:

登录mysql:mysql -u root -p

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