1 进入 http://rubyonrails.org/download，下载ruby1.8.7
引用
tar xzvf ruby-1.8.7-p72.tar.gz.gz
cd ruby-1.8.7-p72.tar.gz.gz
./configure –prefix=/usr/local/ruby
make && make install
2 下载gem1.3.1， http://rubyforge.org/frs/?group_id=126
引用
ruby setup.rb
3 安装oracle客户端--Oracle Instant Client，进入 http://www.oracle.com/technology/software/tech/oci/instantclient/htdocs/linuxsoft.html ，下载oracle-instantclient11.1-basic-11.1.0.7.0-1.i386.rpm和oracle-instantclient11.1-devel-11.1.0.7.0-1.i386.rpm
引用
rpm -ivh oracle-instantclient11.1-basic-11.1.0.7.0-1.i386.rpm
rpm -ivh oracle-instantclient11.1-devel-11.1.0.7.0-1.i386.rpm
cd /opt/oracle/instantclient10_1
ln -s libclntsh.so.10.1 libclntsh.so
$ LD_LIBRARY_PATH=/usr/lib/oracle/10.2.0.3/client/lib
$ export LD_LIBRARY_PATH
4 安装ruby-oci驱动，下载地址：http://rubyforge.org/frs/?group_id=256，双击运行即可
5 安装rails与oracle的适配器，gem install activerecord-oracle-adapter --source http://gems.rubyonrails.org
6 database.yml中的database写服务名，适配器填oracle
引用
development:
adapter: oracle
encoding: utf8
database: 192.168.42.5/HELLO
username: test
password: test
7 安装rails， gem install rails -v=2.2.2