Fig. 6.2.1 Data vault conceptual model.

These design patterns enable the data vault model to inherit scale-free attributes that
impose no known inherent limitation on the size of the model or the size of data that the
model can represent—other than those limitations introduced by the infrastructure.

Components of a Data Vault Model

There are three basic entities or structures in a data vault model: hub, link, and satellite.
In business terms, the hubs represent the actual business keys or master key sets that
exist across the enterprise in a horizontal fashion. The links represent the relationships

Chapter 6.2: Introduction to Data Vault Modeling