Linux安装mySQL并启动mySQL服务

青旅半醒 2022-05-11 03:24 440阅读 0赞

安装mySQL并启动mySQL服务

> 启动MySQL数据库提示：  
> Failed to start mysqld.service: Unit not found

[quincy@localhost adm]$ sudo yum install -y mariadb-server
    已加载插件：fastestmirror, langpacks
    Loading mirror speeds from cached hostfile
     * base: mirrors.zju.edu.cn
     * epel: mirror.premi.st
     * extras: mirrors.zju.edu.cn
     * updates: mirrors.zju.edu.cn
    软件包 1:mariadb-server-5.5.60-1.el7_5.x86_64 已安装并且是最新版本
    无须任何处理
    [quincy@localhost adm]$ systemctl enable mariadb.service
    Created symlink from /etc/systemd/system/multi-user.target.wants/mariadb.service to /usr/lib/systemd/system/mariadb.service.
    [quincy@localhost adm]$ systemctl start mariadb.service
    [quincy@localhost adm]$ mysql 
    Welcome to the MariaDB monitor.  Commands end with ; or \g.
    Your MariaDB connection id is 27
    Server version: 5.5.60-MariaDB MariaDB Server
    
    Copyright (c) 2000, 2018, Oracle, MariaDB Corporation Ab and others.
    
    Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
    
    MariaDB [(none)]>

> 默认就是root用户，不要修改！！！  
> 参考文章非常全，还有设置密码的命令：  
> [https://serverfault.com/questions/626922/no-mysqld-or-mysql-server-after-mariadb-server-install][https_serverfault.com_questions_626922_no-mysqld-or-mysql-server-after-mariadb-server-install]

[https://dba.stackexchange.com/questions/76788/create-a-database-with-charset-utf-8][https_dba.stackexchange.com_questions_76788_create-a-database-with-charset-utf-8]

[https_serverfault.com_questions_626922_no-mysqld-or-mysql-server-after-mariadb-server-install]: https://serverfault.com/questions/626922/no-mysqld-or-mysql-server-after-mariadb-server-install
[https_dba.stackexchange.com_questions_76788_create-a-database-with-charset-utf-8]: https://dba.stackexchange.com/questions/76788/create-a-database-with-charset-utf-8