For PowerBuilder, PowerJ and PowerSite developers, the DataWindow object offers remarkable power -- and most developers have only scratched the surface of what it can do. Part reference, part tutorial, The Definitive DataWindow is the most systematic guide to the DataWindow every written -- covering everything from the basics to the most advanced skills and techniques. Leading PowerBuilder developer Richard Brooks begins with an in-depth look at the relationships between DataWindows, relational databases, and SQL -- demonstrating powerful techniques for returning data to applications more quickly and efficiently. Brooks reviews the Database Painter, showing how to automate interface conventions company-wide; then introduces the DataWindows control, in-depth. Readers will master every option and characteristic available to DataWindow developers; the strengths and weaknesses of each type of DataWindow; and much more. The Definitive DataWindow includes detailed coverage of graphing, edit and formatting masks, object-oriented techniques for creating specialized DataWindows, and hundreds of advanced tips and techniques, many never before published.