CentOS下MySQL数据库服务器的构建方法
这里，介绍一下CentOS下MySQL数据库服务器的构建方法。
安装MySQL及相关组件
首先，安装MySQL。
[root@sample ~]#
yum
-y install mysql-server
← 安装MySQL
Setting up Install Process
Setting up repositories
dag 100% |=========================| 1.1 kB 00:00
update 100% |=========================| 951 B 00:00
base 100% |=========================| 1.1 kB 00:00
addons 100% |=========================| 951 B 00:00
extras 100% |=========================| 1.1 kB 00:00
Reading repository metadata in from local files
primary.xml.gz 100% |=========================| 106 kB 00:00
update : ################################################## 261/261
Added 5 new packages, deleted 0 old in 2.02 seconds
Reducing Dag RPM Repository for Red Hat Enterprise Linux to included packages only
Finished
Parsing package install arguments
Resolving Dependencies
--> Populating transaction set with selected packages. Please wait.
---> Downloading header for mysql-server to pack into transaction set.
mysql-server-4.1.20-1.RHE 100% |=========================| 29 kB 00:00
---> Package mysql-server.i386 0:4.1.20-1.RHEL4.1 set to be updated
--> Running transaction check
--> Processing Dependency: libmysqlclient.so.14(libmysqlclient_14) for package: mysql-server
--> Processing Dependency: perl-DBD-MySQL for package: mysql-server
--> Processing Dependency: perl-DBI for package: mysql-server
--> Processing Dependency: perl(DBI) for package: mysql-server
--> Processing Dependency: mysql = 4.1.20-1.RHEL4.1 for package: mysql-server
--> Processing Dependency: libmysqlclient.so.14 for package: mysql-server
--> Processing Dependency: libmysqlclient_r.so.14(libmysqlclient_14) for package: mysql-server
--> Processing Dependency: libmysqlclient_r.so.14 for package: mysql-server
--> Restarting Dependency Resolution with new changes.
--> Populating transaction set with selected packages. Please wait.
---> Down
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一、安装
1. 首先安装SSH
sudo apt-get install ssh
2.安装MySQL(虽然现在最新版为5.1，但是还只能装5.0版本)
sudo apt-get install mysql-server-5.0
3.安装Apache
sudo apt-get install apache2
4.安装PHP
sudo apt-get install php5 libapache2-mod-php5
5.重启Apache
sudo /etc/init.d/apache2 restart ......
$sudo nano /etc/apparmor.d/usr.sbin.mysqld
在gedit中找到/var/lib/mysql/这两行，注释掉这两行，在这两行前分别添加一个符号“#”即可注释，在这两行之前或
之后加上下面内容：
/home/mysql/ r,
/home/mysql/** rwk,
保存后退出，执行命令：
$sudo /etc/init.d/apparmor reload
返回Reloading AppArmo ......
安裝MySQL-Server
$ sudo apt-get install mysql-server
安裝Apache HTTP Server
$ sudo apt-get install apache2
安裝PHP for Apache HTTP Server
$ sudo apt-get install php5
安裝MySQL for Apache HTTP Server
$ sudo apt-get install libapache2-mod-auth-mysql
$ sudo apt-get ......
1、显示数据库列表。
show databases;
刚开始时才两个数据库：mysql和test。mysql库很重要它里面有MYSQL的系统信息，我们改密码和新增用户，实际上就是用这个库进行好作。
2、显示库中的数据表：
use mysql； ／／打开库，学过FOXBASE的一定不会陌生吧
show tables;
3、显示数据表的结构：
describe 表 ......
