mysql first

1.setup
mysql's client:    
        1.yum install mysql
mysql's server:   
        1.yum install mysql-server
        2.yum install mysql-devel
2.configure
        1.edit character set--->/etc/my.cnf        default-character-set=utf8
        2.start service--->service mysqld start / /etc/init.d/mysqld start
        3.set boot start--->chkconfig mysqld on
        4.boot start confirm--->chkconfig --list | grep mysql         =     mysqld         0:off 1:off 2:on 3:on 4:on 5:on 6:off
        5.create root--->/usr/bin/mysqladmin -u root password 'fnst1234'
        6.GRANT ALL PRIVILEGES ON *.* TO 'myuser'@'%' IDENTIFIED BY 'fnst1234' WITH GRANT OPTION;
3.delete
        yum -y remove mysql*
others
        database dir---> /var/lib/mysql/
        configure dir--->  /usr/share /mysql
        command dir---> /usr/bin
        boot dir--->/etc/rc.d/init.d/