Data Vault - Hub

1 - About

Reasons:

  • Suppress the dependency between tables and allow then a parallel load

3 - Why

3.1 - The hub must be loaded from all tables

The fact that the hub can be feed from any table (from a transaction table but also from a master data table) allows:

  1. a parallel load from the mapping. The mapping load are independent.
  2. the suppression of the data of the Hub
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data_modeling/hub.txt ยท Last modified: 2017/01/20 21:00 by gerardnico