Jaco van der Laan
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🧩 Lost in Translation: The Confusion Between Conceptual, Logical, and Concept Models

Why Data Modelers Keep Reinventing the Same Ideas — and How to Finally Align Meaning, Structure, and Integration Everyone talks aboutĀ data models, but few mean the same thing. šŸ”¹ In business circles,Ā requirementsĀ describe intent. šŸ”¹ In conceptual circles,Ā conceptual modelsĀ define ideas. šŸ”¹ In data circles,Ā logical modelsĀ define structure. šŸ”¹ In architecture circles,Ā canonical modelsĀ define interoperability. šŸ”¹ In engineering circles,Ā Data Vault modelsĀ define implementation and automation. The result? A modelingĀ Tower of Babel — multiple dialects of the same language, each insisting it’s...
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Automating Dimensional Models with Metadata & dbt

Stop hand-coding stars. Let your data model drive SQL generation and keep your analytics layer agile. Use metadata and dbt to automatically generate PIT-based snapshots, facts, and dimensions — reproducible, testable, and easy to evolve. From Historized 3NF to Fast, Governed Analytics — A Metadata-Driven Journey (5 parts) Why Start from a Business-Shaped, Historized 3NF Generating Dimensional Models Automatically Automating with Metadata & dbt ← you’re here Solving Many-to-Many & Drill-Across with the Unified Star...
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Generating Dimensional Models Automatically from a Historized 3NF

Stop hand-coding stars. Turn your governed, bi-temporal 3NF into fast, user-friendly facts & dimensions automatically. Stop hand-coding stars. Turn your governed, bi-temporal 3NF into fast, user-friendly facts & dimensions automatically. From Historized 3NF to Fast, Governed Analytics — A Metadata-Driven Journey (5 parts) Why Start from a Business-Shaped, Historized 3NF Generating Dimensional Models Automatically ← you’re here Automating with Metadata & dbt Solving Many-to-Many & Drill-Across with the Unified Star Schema Putting It All Together...
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Solving Many-to-Many & Drill-Across with the Unified Star Schema

Layer a Unified Star Schema (USS) bridge on top of your snapshot stars to enable safe drill-across and handle M:N relationships cleanly. Layer a Unified Star Schema (USS) bridge on top of your snapshot stars to enable safe drill-across and handle M:N relationships cleanly. From Historized 3NF to Fast, Governed Analytics — A Metadata-Driven Journey (5 parts) Why Start from a Business-Shaped, Historized 3NF Generating Dimensional Models Automatically Automating with Metadata & dbt Solving Many-to-Many...
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