My September column @All Analytics: I've posted a revision here .

1. Quote of the Week "Which leads to another bad experience: the pernicious use of foreign keys. In the ORMs I've used, links be...

Note: This is a 11/24/17 re-write of Part I of a three-part series that replaced several older posts (the pages of which which now redirec...

1. Quote of the Week "Data sense-making does not benefit from the relational data model. Dr. Codd’s rules for relational modeling we...

Note: This is a 11/25/17 re-write of an earlier post, to bring it in line with the McGoveral formalization and interpretation [1] of Codd...

See re-write: Data Meaning and Mining: Knowledge Representation and Discovery

1. What's wrong with this picture? "Can you have 2 tables - VIEWS - DOWNLOADS with identical structure in a good DB schema (item_...