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Demystifying Dimensional Modeling for Modern Data Warehousing

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  • Parth Vyas

    (Santa Clara University, USA)

Abstract

This article demystifies dimensional modeling for data warehousing professionals by breaking down complex concepts into accessible components. It explores the foundational elements of dimensional design—fact tables, dimension tables, and star schemas—while delving into advanced topics like slowly changing dimensions, conformed dimensions, and hierarchical structures. The article examines implementation considerations, including surrogate keys versus natural keys, star versus snowflake schemas, and aggregation strategies that impact performance. It demonstrates how dimensional modeling principles remain relevant in modern data environments by illustrating real-world applications in retail and healthcare settings, integration with data lakes, and adaptation to cloud platforms. By translating theoretical concepts into practical implementation decisions, the article guides readers in understanding how dimensional modeling affects query performance, data integrity, and analytical capabilities in business environments.

Suggested Citation

  • Parth Vyas, 2025. "Demystifying Dimensional Modeling for Modern Data Warehousing," Journal of Computer Science and Technology Studies, Al-Kindi Center for Research and Development, vol. 7(2), pages 174-180, March.
    • Handle: RePEc:alk:jcsts0:v:7:y:2025:i:2:id:9184
    DOI: 10.32996/jcsts.2025.7.2.16
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