E. F. Codd’s relational model of data has been described as one of the three greatest inventions of all time (the other two being agriculture and the scientif

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

E. F. Codd's relational model of data has been described as one of the three greatest inventions of all time (the other two being agriculture and the scientific

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

SQL in a Nutshell applies the eminently useful "Nutshell" format to Structured Query Language (SQL), the elegant--but complex--descriptive language that is used