Connecting the dots:
Data Modeling

Prof. Dr. Mirco Schoenfeld

Motivation

https://www.xkcd.com/2209/

What is data modeling?

What is data modeling?

And are you doing it already?

Why should we care?

Why should we care?

Common misunderstanding

Common misunderstanding

Data Modeling

The process of data modeling describes the translation
between real world observations and their digital representatives.

Models

  1. A model is a representation of an original
  2. A model has only a subset of characteristics of the original
  3. A model’s purpose is to replace the original under certain conditions

Example