centos7.2下安装mysql5.7数据库，

centos7.2下安装mysql5.7数据库，

服务器上的mysql安装了一个8.0.12版本的，本地的是一个5.7版本的，今天删除了重新安装的5.7版本的，下面是所有的名命令 跟着走就会安装上了。   配置源 wget http://dev.mysql.com/get/mysql57-community-release-el7-8.noarch.rpm

 

yum localinstall mysql57-community-release-el7-8.noarch.rpm

 

# yum repolist enabled | grep "mysql.*-community.*" 安装： yum install mysql-community-server 启动mysql systemctl start mysqld 开机自启 systemctl enable mysqld systemctl daemon-reload 获取初始密码 grep 'temporary password' /var/log/mysqld.log

UjmO#ZA9nt,Y 修改root密码 (需要登录mysql ) mysql -u root -p set global validate_password_policy=0; set global validate_password_length=1; ALTER USER 'root'@'localhost' IDENTIFIED BY 'admin'; 授权其他账号远程登录 CREATE USER 'admin'@'%' IDENTIFIED BY 'admin'; GRANT ALL ON *.* TO 'admin'@'%'; flush privileges