What are NoSQL Databases?
What is NoSQL? I bet you guessed that it doesn’t use SQL, right? It is sort of right there in…
Data Modeling News, Articles, & Education
Get a thorough Data Modeling education through TDAN’s Business Intelligence articles, news, and blogs.
Pragmatic Data: Another Good Reason to Model Your Data
At some point in your career you have probably heard the words, “why do I need a data modeler?” Perhaps…
Big Changes in the World of Data Modeling
My work involves consulting and teaching about big data analytics, and I’m fully aware that the real value of big…
The Business of Data: Data-Driven Business Transformation
What it Means for Today’s Data Management Professional It’s an exciting time to be in data management. It is one…
Data Modeling Techniques – Efficiency of Meta-Entities in an ERD
This article considers the simplification of entity-relationship diagrams by the use of meta-entities. Indexes to measure the effectiveness of simplification…
Topology of Data Models within the Enterprise
Introduction There are four data models that form the overall data model topology within an enterprise. These are depicted in…
A Really Close Look at the “Universal Data Vault” (UDV)
This is the second of two articles from John Giles on Universal Data Vault (UDV) design. Part one of the…
Universal Data Vault: Case Study in Combining “Universal” Data Model Patterns with Data Vault Architecture – Part 1
There are plenty of reasons you might want to use proven “universal” data model patterns to improve the outcome of…
The Book Look – “Steve the Publisher”
I wear several hats. One is the “Steve the Data Modeler” hat and another is the “Steve the Publisher” hat.…
The Case Against Slowly Changing Dimensions, Part Two
In Part 1, I showed that SCDs inadequately live up to their stated purpose. They are intended to provide history…