linux安装mysql
//下载
wget http://repo.mysql.com/mysql-community-release-el7-5.noarch.rpm
//安装
rpm -ivh mysql-community-release-el7-5.noarch.rpm
//安装server
yum install mysql-server
//启动
service mysqld start
//查看状态
service mysqld status
//设置root密码
mysqladmin -u root password ‘passworld’
//登陆
mysql -u root -p
//创建用户
create user ‘userName’@’%’ identified by ‘passworld’;
//创建库
create database xx_xxxxx;
//给用户权限
grant all privileges on xx_xxxxx .* to ‘userName’@’%’ identified by ‘passworld’;
//刷新权限
flush privileges;
//完成