Memory Cache Store A cache store implementation which stores everything into memory in the same process.| api.rubyonrails.org
Memcached Cache Store A cache store implementation which stores data in Memcached: memcached.org This is currently the most popular cache store for production websites.| api.rubyonrails.org
Active Record EncryptionThis guide covers encrypting your database information using Active Record.After reading this guide, you will know: How to set up database encryption with Active Record. How to migrate unencrypted data. How to make different encryption schemes coexist. How to use the API. How to configure the library and how to extend it.| Ruby on Rails Guides
Configuring Rails ApplicationsThis guide covers the configuration and initialization features available to Rails applications.After reading this guide, you will know: How to adjust the behavior of your Rails applications. How to add additional code to be run at application start time.| Ruby on Rails Guides