Book Image

ColdFusion 9 Developer Tutorial

By : John Farrar
Book Image

ColdFusion 9 Developer Tutorial

By: John Farrar

Overview of this book

Adobe ColdFusion is an application server, renowned for rapid development of dynamic websites, with a straightforward language (CFML), powerful methods for packaging and reusing your code, and AJAX support that will get developers deep into powerful web applications quickly. However, developing rich and robust web applications can be a real challenge as it involves multiple processes.With this practical guide, you will learn how to build professional ColdFusion applications. Packed with example code, and written in a friendly, easy-to-read style, this book is just what you need if you are serious about ColdFusion.This book will give you clear, concise, and practical guidance to take you from the basics of ColdFusion 9 to the skills that will make you a ColdFusion developer to be reckoned with. It also covers the new features of ColdFusion 9 like ORM Database Interaction and CF Builder.ColdFusion expert John Farrar will teach you the basics of ColdFusion programming, application architecture, and object reuse, before showing you a range of topics including AJAX library integration, RESTful Web Services, PDF creation and manipulation, and dynamically generated presentation files that will make you the toast of your ColdFusion developer town.This book digs deep with the basics, with real-world examples of the how and whys, to get more done faster with ColdFusion 9.
Table of Contents (22 chapters)
ColdFusion 9 Developer Tutorial
Credits
About the Author
About the Reviewers
Preface
Index

Connecting to a database


Developers used to code the data and presentation into the same file. There was no "data layer" for developing software; it was all mixed on the same page. This made the pages longer and there was much more to work through to figure out bugs or page enhancements. It was pretty much what we call "information overload". CFCs change that by encapsulating the data as a separate layer. Then the interface serves as a simpler way to push and pull data to and from your database.

Note

If you haven't set up your database, then refer to Appendix A and set that part of your environment up for this section first. If you are not skilled with databases, then we have suggestions in Appendix B. You don't need that as we write the ones that you need in the code examples of this book.

Here we will create another version of our product.cfc object class. Let's name it product_2.cfc so we can keep things separate in case you want to go back and compare them later. Let's take a look at the...