TABLE OF CONTENTS
1. INTRODUCTION TO DATA VAULT
1
1.1. Why Data Vault
3
1.2. Data Vault Pillars
5
1.3. General Definitions
7
1.3.1. Business Rules
7
1.3.2. Business Keys
8
1.3.3. Hash Keys
10
2. DATA VAULT ARCHITECTURE
12
2.1. Staging Area
14
2.1.1. Transient Staging Area vs. Persistent Staging Area
14
2.1.2. Load Date Timestamp, Record Source & Hash Diff
16
2.2. Enterprise Data Warehouse
20
2.2.1. Raw Data Vault
20
2.2.2. Business Vault
21
2.3. Information Delivery
23
2.4. Modern Architectures: Data Fabric & Data Mesh
25
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THE DATA VAULT HANDBOOK © SCALEFREE INTERNATIONAL GMBH 2025
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