Chris Adamson’s Blog

Information for BI & Analytics Professionals

Monday, January 7, 2013

Avoid NULL in Dimensions

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Best practices in dimensional modeling forbid the use of NULL.  In this post, you'll learn why. In any relational database, allowing N...
Thursday, December 20, 2012

Dimensional Models: No E-R Fallback Required

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People often suggest to me that a dimensional model cannot handle certain situations. These situations, the assertion holds, require falling...
Monday, November 5, 2012

Name Value Pairs and Dimensional Models

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A reader asks how name/value pairs are best translated into a dimension design. I was wondering if you have ever had to setup a data wareh...
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