Because they are so complicated, many books on relational databases burdensomely both academic (Database Management System is a classic example of this mode - it's wonderful, but one practically needs a professor to help you decode it) or so practical-minded as to be too simple have. Designing Relational Database Systems struck an interesting balance between two extremes by providing enough theory to allow you to design your databases intelligently, while considering real-world business practices and practical limitations of the actual database management system. He also uses anecdotal information - stories about getting the customer to explain exactly what they want from the system database, for example - to communicate a lot of practical advice for readers of the Wall. - David Topics covered: The theory and practice of designing relational databases and their management systems.