The auditing is a requirement for many systems today. Can you say SOX or HIPAA? Disk is cheap, this is one of the major strengths of concept.

I agree with many of your comments, especially on naming conventions. Naming conventions are totally arbitrary and are meant to allow the team to work together with minimal communication issues....

paul.knibbs hits on the big issue. We do stuff with data (data warehousing, data migrations, data cleansing, etc) and the differences in SQL between the DBMS's can create head...