Today, businesses want a data warehouse to be Lean.  In contrast to many traditional data warehouses, a Lean Data Warehouse is simple, fast to deliver, automatable, free of over-complex dependencies,  adaptive to business change, and thus quickly profitable.  Data Vault is an outstanding logical architecture for a just such a Lean Data Warehouse. With a conceptual overview and a few medium-dive examples, this original article points the way forward.

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