centos安装mysql

wget -i -c http://dev.mysql.com/get/mysql57-community-release-el7-10.noarch.rpm


yum -y install mysql57-community-release-el7-10.noarch.rpm


yum -y install mysql-community-server

启动

systemctl start mysqld.service

得到密码


grep "password" /var/log/mysqld.log

mysql -uroot -p

改密码


ALTER USER 'root'@'localhost' IDENTIFIED BY 'new password';

GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY 'youpassword' WITH GRANT OPTION;


flush privileges;
exit

firewall-cmd --zone=public --add-port=3306/tcp --permanent

firewall-cmd --reload