Normalization is one of the commandments of IT database pros, whether you are a data modeler, DBA, or SQL developer. Arthur Fuller defines each normal form and explores why most database designers ...

Enterprise database architectures use three DBMS schema layers to separate the system into internal, external and conceptual tiers. Here's how they work.

In this article, the saddlepoint approximations to the density and tail probability of a ratio of quadratic forms in normal variables are derived. A numerical exposition via the Durbin-Watson test ...