[root@ rhel5 local]#tar -zxv -f cmake-2.8.4.tar.gz
[root@ rhel5 local]#cd cmake-2.8.4
[root@ rhel5 cmake-2.8.4]#./configure
[root@ rhel5 cmake-2.8.4]#make
[root@ rhel5 cmake-2.8.4]#make install

[root@ rhel5~]#mkdir -p /usr/local/mysql     //安装mysql 
[root@ rhel5~]#mkdir -p /usr/local/mysql/data   //存放数据库

[root@ rhel5~]groupadd mysql
[root@ rhel5~]useradd -r -g mysql mysql

[root@ rhel5 local]#tar -zxv -f mysql-5.5.10.tar.gz
[root@ rhel5 local]#cd mysql-5.5.10
[root@ rhel5 mysql-5.5.10]#cmake . 
-DCMAKE_INSTALL_PREFIX=/usr/local/mysql
-DMYSQL_DATADIR=/usr/local/mysql/data
-DDEFAULT_CHARSET=utf8
-DDEFAULT_COLLATION=utf8_general_ci 
-DEXTRA_CHARSETS=all 
-DENABLED_LOCAL_INFILE=1
[root@ rhel5 mysql-5.5.10]#make
[root@ rhel5 mysql-5.5.10]#make install

# make clean
# rm -f CMakeCache.txt
# rm -rf /etc/my.cnf

[root@ rhel5~]# cd /usr/local/mysql
[root@ rhel5 mysql]# chown -R root:mysql .　//把当前目录中所有文件的所有者所有者设为root，所属组为mysql
[root@ rhel5 mysql]# chown -R mysql:mysql data

[root@ rhel5 mysql]# cd /usr/local/mysql
[root@ rhel5 mysql]# scripts/mysql_install_db --user=mysql

[root@ rhel5~]# cd /usr/local/mysql
[root@ rhel5 mysql]# ./bin/mysqld_safe --user=mysql & 　 //启动MySQL，但不能停止

[root@ rhel5~]# service mysql.server start 
[root@ rhel5~]# service mysql.server stop
[root@ rhel5~]# service mysql.server restart

[root@ rhel5~]# mysql -u root mysql

mysql>use mysql;
mysql>desc user;
mysql> GRANT ALL PRIVILEGES ON *.* TO root@"%" IDENTIFIED BY "root";　　//为root添加远程连接的能力。
mysql>update user set Password = password('xxxxxx') where User='root';
mysql>select Host,User,Password from user where User='root'; 
mysql>flush privileges;
mysql>exit