参考链接
Oracle安装介质及补丁集下载地址
http://blog.chinaunix.net/uid-431820-id-3232542.html
11gR2 11.2.0.4:
Linux x86-x64:
https://updates.oracle.com/Orion/Services/download/p13390677_112040_Linux-x86-64_1of7.zip?aru=16716375&patch_file=p13390677_112040_Linux-x86-64_1of7.zip