From examining the parts of Ruby that make this possible framework for Rails deploy large applications, Advanced Rails offers a deep look at techniques for dealing with databases, security, performance, web services, and more. Chapters in this book helps you understand not only the tricks and techniques used in the Rails framework itself, but also how to use ideas borrowed from other programming paradigms. You'll find lots of examples and sample code that explains: Aspects of Ruby that are often confusing or misunderstood metaprogramming How to develop Rails plug-in database management systems different features of Advanced database, including triggers, rules, and stored procedures How to connect to multiple databases When to use the Active Support library for generic, reusable functions Security principles for web design applications, and security issues endemic to the Web When and when not to optimize performance Why version control and issue tracking system is essential for any length of life or major Rails project Advanced Rails also gives you look at REST for developing web services, how- how to combine and extend Rails, how to use internationalization, and other topics.