SQL is full of difficulties and traps for the unwary. You can avoid them if you understand relational theory, but only if you know how to put the theory into pr

Time and Relational Theory provides an in-depth description of temporal database systems, which provide special facilities for storing, querying, and updating h

Because databases often stay in production for decades, careful design is critical to making the database serve the needs of your users over years, and to avoid

This concise guide sheds light on the principles behind the relational model, which underlies all database products in wide use today. It goes beyond the hype t

Pascal educates PC users on the true meaning and usefulness of relational database management. Topics include a thorough explanation of the relational model, a