Centos7 下安装mysql

#prepare for install

#We can check that the repository is effectively active by running:

yum repolist enabled | grep "mysql.*-community.*"

# install mysql , 5.6.33

yum install mysql-community-server

# start mysql service

systemctl start mysqld

#check mysql service's status

systemctl status mysqld

#connect from local

mysql -u root

#modify password

set password=password("123");

#open 3306 port

iptables-save > mysql_3306.conf

vim mysql_3306.conf

# add content into text;

-A INPUT -p tcp -m state --state NEW -m tcp --dport 3306 -j ACCEPT

iptables-restore < mysql_3306.conf

巴特西