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Ambiguity in Definitions
I review many data models throughout the year using the Data Model Scorecard technique, and over 95% of the...
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Learning more about JSON
One of my New Year’s Resolutions this year is to learn more about JSON. More specifically, how does JSON...
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The first of the five killer questions: Scope
In the free Data Model Scorecard Validation Tool, there are five “killer” questions out of the over 150 questions...
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Data Modeling Trends 2017
Every year at Data Modeling Zone before introducing the first keynote speaker I share observations on how the data...
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Foreign key on a logical data model?
I often get into passionate discussions with data modelers on whether a logical data model (LDM) should contain foreign...