SAP has become the de-facto standard in corporate America, and universities around the world have begun offering ABAP/4 to thousands of students along with the more traditional C++, Pascal, and SQL. This book serves as a reference guide to the seasoned consultant, a tutorial to the individual trying to learn ABAP/4, and as an explanation of new functionality, including SAP's integration into the Web. Real-life examples of problems and code teach readers the fundamentals of ABAP/4 programming. Performance-tuning tips to improve overall production statistics are also covered. Also included is an extensive index which is Not available in SAP documentation. Sample applications are provided on CD-ROM in the back of the book.