Chapter 13 – Data Modeling Techniques
“A good head and a good heart are always a formidable combination.”
– Nelson Mandela
The Four Stages of Modeling for Teradata
Four core stages are identified as being relevant to any database design task. They are:
1. Requirement Analysis involves figuring out what information the users need and their processing requirements. The output of this is the Business Information Model (BIM) which shows major entities and their relationships. This is sometimes referred to as the Business Model or the Business Impact Model .
2. Logical Modeling determines defining the tables and their relationships, and this should be independent of a particular database or indexing strategy. Teradata works well with a Third Normal ...