作者: Rick F. van der Lans

Rick F. van der Lans is author of the classic Introduction to SQL, the definitive SQL guide that database developers have relied on for more than 20 years. He is a consultant, author, and lecturer specializing in database technology, development tools, data warehousing, and XML. As managing director of the Netherlands-based R20/Consultancy, he has advised many large companies on defining their IT architectures. He chairs the European Meta Data Conference, and writes columns for several magazines.