[root@oel ora12c]# uname -a

Linux oel 2.6.39-300.26.1.el5uek #1 SMP Thu Jan 3 18:31:38 PST 2013 x86_64 x86_64 x86_64 GNU/Linux

[root@oel ora12c]# cat /etc/oracle-release 

Oracle Linux Server release 5.9

#因为该机器上有个oracle10g的库，建在oracle用户下了，所以新建ora12c用户，以不影响原用户。

mkdir -p /u02/ora12cuseradd -g oinstall -G dba -d /u02/ora12c -m ora12cchown -R ora12c:oinstall /u02cp /etc/skel/.bash_profile /u02/ora12ccp /etc/skel/.bashrc /u02/ora12ccp /etc/skel/.bash_logout /u02/ora12c

#下面的yum指令会自动安装12c所需的所有rpm包，第一行注释的是rh6下的语句

# yum install oracle-rdbms-server-12cR1-preinstall

yum install oracle-validated

yum -y install uptrack

#解压zip文件

[ora12c@oel zip]$ lltotal 2421884drwxr-xr-x 7 ora12c oinstall       4096 Jun 10 20:14 database-rw-r--r-- 1 ora12c oinstall 1361028723 Jul  1 11:04 linuxamd64_12c_database_1of2.zip-rw-r--r-- 1 ora12c oinstall 1116527103 Jul  1 11:03 linuxamd64_12c_database_2of2.zip

#启动安装程序

 

[root@oel ~]# su - ora12c[ora12c@oel ~]$ pwd/u02/ora12c[ora12c@oel ~]$ lltotal 0[ora12c@oel ~]$ cd ../zip/database/[ora12c@oel database]$ lltotal 60drwxr-xr-x  4 ora12c oinstall 4096 Jul  1 14:00 installdrwxrwxr-x  2 ora12c oinstall 4096 May 25 04:43 responsedrwxr-xr-x  2 ora12c oinstall 4096 May 25 03:29 rpm-rwxr-xr-x  1 ora12c oinstall 7808 May 25 03:29 runInstallerdrwxrwxr-x  2 ora12c oinstall 4096 May 25 04:43 sshsetupdrwxr-xr-x 14 ora12c oinstall 4096 May 25 04:43 stage-r-xr-xr-x  1 ora12c oinstall  500 Jun 10 13:52 welcome.html[ora12c@oel database]$ ./runInstaller

 

安装界面没什么不同，如下：

打完收工，话说优化器改动不小~