This is a major re-write. Order from a PAPERS page.     Table of Contents  Introduction 1 Conceptual Modeling 1.1 Ontological Commit...

“... In ORM there is no concept of an entity record (tuple), although relational tables can be automatically generated from an ORM model (...

Chris Date once published an article at the old DBDebunk titled “Models, Models, Everywhere, Nor Any Time to Think” . If you want to get a...

“ If we step back and look at what RDBMS is, we’ll no doubt be able to conclude that, as its name suggests (i.e., Relational Database Ma...

 

  Table of Contents Introduction 1 Information Representation 2 Conceptual Modeling 2.1 Ontological Commitment 2. 2 Properties and Relations...

Table of Contents Introduction 1 Formal Theory and Interpretation 2 Database Domains 2.1 Domains As Data Types 2.1.1 RDM and Programming Dat...