Chris Adamson’s Blog
Information for BI & Analytics Professionals
Monday, August 29, 2011
Slowly Changing Facts?
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This post looks at the issues faced when facts can change retroactively. Q: Our source system allows facts to be updated. We are trying t...
Monday, August 15, 2011
Multiple Stars and Conformed Dimensions
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The concept of conformed dimensions is central to the discipline of dimensional modeling. This post introduces conformed dimensions; future...
Tuesday, July 5, 2011
Dimensional Modelers Do Not Focus on Logical vs. Physical
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The separation of logical and physical models is useful entity-relationship modeling. Not so in the world of dimensional models, where final...
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