yum install -y mysql-server mysql mysql-devel。
service mysqld start
mysqladmin -u root password '881512'
mysql -u root -p
create database if not exists cff default character set utf8;
create user cff IDENTIFIED by '123456';
GRANT ALL ON cff.* to cff;
grant ALL PRIVILEGES on bussi .* to cff@% identified by "881512";
grant ALL PRIVILEGES on bussi .* to cff@localhost identified by "881512";
grant ALL PRIVILEGES on imdb.* to cff@% identified by "881512";
mysql -u cff -p
select * from mysql.user where user='test‘