在CentOS中设置环境变量1. 当前会话生效PATH=$PATH:/home/new/binecho $PATH2. 当前用户有效vim ~/.bash_profile最后加PATH=$PATH:$HOME/bin:/home/new/bin生效source ~/.bash_profile3. 全局/etc/prof......
禁用CentOS中的防火墙查看防火墙状态systemctl status firewalld.serviceactive(running)显示防火墙处于激活状态停止运行防火墙systemctl stop firewalld.servicesystemctl status firewalld.serviceinactiv......
4、切换到mysql解压后目录下(/usr/local/mysql-8.0.27)