One. mysql Installation

1. download mysql to /usr/local/src/

Cd/usr/local/src

wget http://mirrors.sohu.com/mysql/MySQL-5.4/mysql-5.4.3-beta-linux-i686-glibc23.tar.gz

2. Unzip

Tar zxvf mysql-5.4.3-beta-linux-i686-glibc23.tar.gz

3. move the extracted data to the /usr/local/mysql

MV Mysql-5.4.3-beta-linux-i686-glibc23/usr/local/mysql

4. build mysql users

Useradd-s/sbin/nologin MySQL

5. Initializing the database

Cd/usr/local/mysql

Mkdir-p/data/mysql

Chown-r Mysql:mysql/data/mysql

./scripts/mysql_install_db--user=mysql--datadir=/data/mysql

--user defines the owner of the database, the --datadir defines where the database is installed, and it is recommended to place the partition on a large space, which needs to be created on its own. This step is critical if you see two "OK" instructions to perform the correct

650) this.width=650; "src=" Http://s1.51cto.com/wyfs02/M02/7D/E6/wKiom1byTbbSiR2YAAAZJj6qVTc368.png "title=" Two x ok.png "alt=" Wkiom1bytbbsir2yaaazjj6qvtc368.png "/>

by command echo $? , check the return value and return a value of 0 without problems.

6. Copy the configuration file

CP SUPPORT-FILES/MY-LARGE.CNF/ETC/MY.CNF

7. Copy the startup script and modify its properties

[email protected] mysql]# CP support-files/mysql.server/etc/init.d/mysqld

[Email protected] mysql]# chmod 755/etc/init.d/mysqld

8. Modify the MySQL startup script

Vim/etc/init.d/mysqld

Modified content:datadir=/data/mysql

/data/mysql is the directory that is defined when the database is initialized.

9. put the boot into the system service like, set boot up, and start MySQL.

[Email protected] mysql]# chkconfig--add mysqld

[Email protected] mysql]# chkconfig mysqld on

[[Email protected] mysql]# service mysqld start

Starting MySQL. success!

One. mysql Installation