As one works through the normal forms, be it a journey to the placid shores of third normal, or the more arid climes of Boyce-Codd normal form, or even the cloudy peaks of fourth normal and beyond—and ...

Every initiative is challenged to establish and maintain current database designs. However, the time should be taken to establish a fairly useful understanding of the normalized design. Because even ...

Using flat file databases can lead to insertion, deletion and update anomalies. Use of relational databases where primary and foreign keys are used to link tables helps overcome these issues. Analysis ...

Good software habits apply to databases too. Trust in these little design tips to build a useful, rot-resistant database schema. It is a universal truth that everything in software eventually rots.

I started out in Database Design early in my application development career. I still remember being issued with an official IBM stencil for drawing Entity Relationship Diagrams (ERDs). Change ...

Introduce the concepts about relational models. Train students on how to convert a conceptual entity relationship model to a relational model. Introduce students with the reasons and process of ...