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Building a Scalable Data Warehouse with Data Vault 2.0 by Michael Olschimke, Dan Linstedt

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Chapter 5

Intermediate Data Vault Modeling

Abstract

Due to the complexity of data warehouses and the underlying business requirements, more complex Data Vault entities are typically required and introduced throughout this chapter. They extend the basic entities discussed in the previous chapter. The various special types of satellites are covered, including overloaded satellites, multi-active satellites, status-tracking satellites, effectivity satellites, record tracking satellites, and computed satellites. Extended link entities are covered as well, including link-to-link relationships, same-as links, hierarchical links, nonhistorized links, nondescriptive links, computed aggregate links, and exploration links. For each link entity, the technical ...

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