Centos7 mysql 8 安裝

 

Centos7 安裝 mysql 8

 

執行下面兩條命令:

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

 

啟動mysql (centos7以上):

 

啟動mysql服務:

sudo systemctl start mysqld  

 

將mysql服務添加到開機啟動:

sudo systemctl enable mysqld@server

加強版命令(可以顯示更多信息):

(centos 7):

systemctl status mysqld

(centos6):

service mysqld status

啟動mysql(centos6 以下):

service start mysqld

關閉mysql:

systemctl stop mysqld 第一次啟動mysql臨時連接密碼: sudo grep 'temporary password' /var/log/mysqld.log mysql設置密碼:(要用到臨時密碼) sudo mysql_secure_installation 以root用戶權限 登錄mysql:  mysql -u root -p

創建一個新的root用戶並啟用遠程登錄: 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 連接不上mysql8): ALTER USER 'root'@'%' IDENTIFIED BY 'password' PASSWORD EXPIRE NEVER; 刷新權限: FLUSH PRIVILEGES; 

開啟端口 firewall-cmd --permanent –add-port=端口/tcp 重啟 firewall firewall-cmd --reload