一、下载oracle
wget -b http://download.oracle.com/otn/linux/oracle12c/121020/linuxamd64_12102_database_1of2.zip
wget -b http://download.oracle.com/otn/linux/oracle12c/121020/linuxamd64_12102_database_2of2.zip
-b：后台下载
二、安装oracle
原文：http://www.cnblogs.com/xixi2015/p/4662083.html