SQL And Relational Theory is the counterpart and work book to the 16 hour video training program SQL And Relational Theory Master Class by the same author who is both an expert in the field and can ...

Have you noticed that relational "technology" seems to be taking a beating these days? With new “data models” and types of database systems purported to be better than relational, it seems that the ...

The term relational database is almost superfluous these days. After all, every major commercial database product—Oracle, Sybase, DB2—is based on the same underlying relational model. There are many ...

Relational databases are the cornerstone of many applications today, but you may hit some significant performance limitations imposed by disk-based storage. The most effective mitigation strategy is ...

What is object-relational mapping (ORM)? Object-relational mapping (ORM) is a way to align programming code with database structures. ORM uses metadata descriptors to create a layer between the ...

At its re:Invent developer conference in Las Vegas, Amazon today announced Aurora, a new relational database service the company built from the ground up. As Amazon’s Andy Jassy, the head of the ...