Fedora-安装mysql-server

yum install mysql-server
systemctl start mariadb.service  //启动
mysql_secure_installation

systemctl与service命令对比：

对比表，以 apache / httpd 为例

任务	旧指令	新指令
使某服务自动启动	chkconfig --level 3 httpd on	systemctl enable httpd.service
使某服务不自动启动	chkconfig --level 3 httpd off	systemctl disable httpd.service
检查服务状态	service httpd status	systemctl status httpd.service （服务详细信息） systemctl is-active httpd.service （仅显示是否 Active)
显示所有已启动的服务	chkconfig --list	systemctl list-units --type=service
启动某服务	service httpd start	systemctl start httpd.service
停止某服务	service httpd stop	systemctl stop httpd.service
重启某服务	service httpd restart	systemctl restart httpd.service

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