Practical Reporting with Ruby and Rails David Berube 2008 Book Training Workbook

Practical Reporting with Ruby and Rails David Berube 2008 Book Training Workbook "Write reports for data from disparate data sources using concrete real-life examples. Covers how to load data from wide range of sources in various formats, including web-based data sources like Ebay and Google Adwords. Shows you how to analyze data to produce meaningful reports using a variety of techniques, from Active Record statistical functions to custom SQL. Learn to display data visually by learning to present data on the Web and on the desktop using Gruff, Sruffy, CSS Graphs Helper, and Markaby. How to display reports as Excel spreadsheets, PDF files. How to create a Windos desktop tool that downloads data from Rails web application into a Microsft Access database. Also covers performance-enhancing techniques such as Active Record Extensions and rolling your own SQL statements to optimize slow queries."