Tutorial on installing MySQL 5.6 using RPM in CentOS

[root@localhost ~]# rpm -qa | grep -i mysql
mysql-libs-5.1.66-2.el6_3.x86_64
[root@localhost ~]# yum -y remove mysql-libs*

[root@localhost rpm]# ll
total 74364
-rw-r--r--. 1 root root 18442536 Dec 11 20:19 MySQL-client-5.6.15-1.el6.x86_64.rpm
-rw-r--r--. 1 root root 3340660 Dec 11 20:06 MySQL-devel-5.6.15-1.el6.x86_64.rpm
-rw-r--r--. 1 root root 54360600 Dec 11 20:03 MySQL-server-5.6.15-1.el6.x86_64.rpm

[root@localhost rpm]# rpm -ivh MySQL-server-5.6.15-1.el6.x86_64.rpm
[root@localhost rpm]# rpm -ivh MySQL-devel-5.6.15-1.el6.x86_64.rpm
[root@localhost rpm]# rpm -ivh MySQL-client-5.6.15-1.el6.x86_64.rpm
#Modify the configuration file location [root@localhost rpm]# cp /usr/share/mysql/my-default.cnf /etc/my.cnf

[root@localhost rpm]# /usr/bin/mysql_install_db
[root@localhost rpm]# service mysql start
[root@localhost rpm]# cat /root/.mysql_secret # View the root account password# The random password set for the root user at Wed Dec 11 23:32:50 2013 (local time): qKTaFZnl
[root@localhost ~]# mysql -uroot –pqKTaFZnl
mysql> SET PASSWORD = PASSWORD('123456'); #Set the password to 123456
mysql> exit
[root@localhost ~]# mysql -uroot -p123456

mysql> use mysql;
mysql> select host,user,password from user;
+----------------------+------+------------------------------------------+
| host | user | password |
+----------------------+------+------------------------------------------+
| localhost | root | *6BB4837EB74329105EE4568DDA7DC67ED2CA2AD9 |
| localhost.localdomain | root | *1237E2CE819C427B0D8174456DD83C47480D37E8 |
| 127.0.0.1 | root | *1237E2CE819C427B0D8174456DD83C47480D37E8 |
| ::1 | root | *1237E2CE819C427B0D8174456DD83C47480D37E8 |
+----------------------+------+------------------------------------------+
mysql> update user set password=password('123456') where user='root';
mysql> update user set host='%' where user='root' and host='localhost';
mysql> flush privileges;
mysql> exit

[root@localhost ~]# chkconfig mysql on
[root@localhost ~]# chkconfig --list | grep mysql
mysql 0:off 1:off 2:on 3:on 4:on 5:on 6:off

/var/lib/mysql/ #Database directory /usr/share/mysql #Configuration file directory /usr/bin #Related command directory /etc/init.d/mysql #Startup script

[client] 
password = 123456 
port = 3306 
default-character-set=utf8 
[mysqld] 
port = 3306 
character_set_server=utf8 
character_set_client=utf8 
collation-server=utf8_general_ci 
#(Note that after installing MySQL in Linux, the default is: table names are case-sensitive, column names are not case-sensitive; 0: case-sensitive, 1: case-insensitive) 
lower_case_table_names=1 
#(Set the maximum number of connections, the default is 151, the maximum number of connections allowed by the MySQL server is 16384; ) 
max_connections=1000 
[mysql] 
default-character-set = utf8 

show variables like '%collation%'; 
show variables like '%char%';

service iptables stop Shutdown command chkconfig iptables off Permanently shut down the firewall

service iptables status