Centos7 mysql 8 安装

 

Centos7 安装 mysql 8

 

执行下面两条命令:

yum localinstall https://dev.mysql.com/get/mysql80-community-release-el7-1.noarch.rpm yum install mysql-community-server

 

启动mysql (centos7以上):

 

启动mysql服务:

sudo systemctl start mysqld  

 

将mysql服务添加到开机启动:

sudo systemctl enable mysqld@server

加强版命令(可以显示更多信息):

(centos 7):

systemctl status mysqld

(centos6):

service mysqld status

启动mysql(centos6 以下):

service start mysqld

关闭mysql:

systemctl stop mysqld 第一次启动mysql临时连接密码: sudo grep 'temporary password' /var/log/mysqld.log mysql设置密码:(要用到临时密码) sudo mysql_secure_installation 以root用户权限 登录mysql:  mysql -u root -p

创建一个新的root用户并启用远程登录: CREATE USER 'root'@'%' IDENTIFIED BY 'new_rootpassword'; GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' WITH GRANT OPTION; 更改加密方式(在mysql8中不更改navicat 连接不上mysql8): ALTER USER 'root'@'%' IDENTIFIED BY 'password' PASSWORD EXPIRE NEVER; 刷新权限: FLUSH PRIVILEGES; 

开启端口 firewall-cmd --permanent –add-port=端口/tcp 重启 firewall firewall-cmd --reload