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Centos安装Mysql

Centos安装Mysql

作者: _River_ | 来源:发表于2020-12-07 23:20 被阅读0次

    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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