centos7下mysql安裝

一、下載到本身指定的目錄並安裝
wget http://repo.mysql.com/mysql-community-release-el7-5.noarch.rpm rpm -ivh mysql-community-release-el7-5.noarch.rpm yum update yum install mysql-server
二、設置權限 
chown mysql:mysql -R /var/lib/mysql
三、初始化mysql

mysqld --initialize
四、啓動mysql

systemctl start mysqld
五、設置mysql 密碼

 mysqladmin -u root password "your_password";

六、驗證密碼 進入mysql mysql -u root -p 輸入剛設置的密碼，成功進入mysql。七、開啓容許局域網內鏈接GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY 'your_password' WITH GRANT OPTION;//刷新權限FLUSH PRIVILEGES;