DB : Oracle 11gR2
安装
操作系统 : Oracle Linux 6
1. 设置VMware
设置Hard Disk时一定要大于20G，否则创建数据库时会由于空间不够导致失败，此处设置为40G
2. 安装Oracle Linux 6
在安装OS 时选择如下包：
Base System > Base
Base System > Client management tools
Base System > Compatibility libraries
Base System > Hardware monitoring utilities
Base System > Large Systems Performance
Base System > Network file system client
Base System > Performance Tools
Base System > Perl Support
Servers > Server Platform
Servers > System administration tools
Desktops > Desktop
Desktops > Desktop Platform
Desktops > Fonts
Desktops > General Purpose Desktop
Desktops > Graphical Administration Tools
Desktops > Input Methods
Desktops > X Window System
Development > Additional Development
Development > Development Tools
Applications >Internet Browser
3. 安装Oracle 11gR2
3.1 修改hosts文件
vim /etc/hosts
<ip-address> <machine-name>
eg:
127.0.0.1 vSKY
不修改会导致安装时出现错误：net configuration assistant failed
3.2 配置
3.2.1 创建相关用户和组
创建用户，输入命令：
groupadd oinstall
groupadd dba
创建Oracle用户和密码,输入命令：
useradd -g oinstall -g dba -m oracle
passwd oracle
然后会让你输入密码，密码任意输入2次，但必须保持一致，回车确认
3.2.2 创建数据库软件目录和数据文件存放目录，目录的位置
输入命令：
mkdir /home/oracle/app
mkdir /home/oracle/app/oracle
mkdir /home/oracle/app/oradata
mkdir /home/oracle/app/oracle/ product
更改目录属主为Oracle用户所有
chown -R oracle:oinstall /home/oracle/app
3.2.3 配置oracle用户的环境变量
su – oracle
cd /home/oracle
vi .bash_profile
umask 022
export ORACLE_BASE=/home/oracle/app
export ORACLE_HOME=$ORACLE_BASE/oracle/product/11.2.0/dbhome_1
export ORACLE_SID=orcl
export PATH=$PATH:$HOME/bin:$ORACLE_HOME/bin
export LD_LIBRARY_PATH=$ORACLE_HOME/lib:/usr/lib
3.3 正式安装
cd database
./runInstaller
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