An attribute that is defined as an indicator has only two values, such as Active/Inactive, Yes/No, True/False, and On/Off.... I review many data models throughout the year using the Data Model Scorecard technique, and over 95% of the... A candidate key is an attribute (or set of attributes) that identifies an entity. A candidate key is either... One of my New Year’s Resolutions this year is to learn more about JSON. More specifically, how does JSON... In the free Data Model Scorecard Validation Tool, there are five “killer” questions out of the over 150 questions... In the free Data Model Scorecard Validation Tool, there are five “killer” questions out of the over 150 questions... In the free Data Model Scorecard Validation Tool, there are five “killer” questions out of the over 150 questions... In the free Data Model Scorecard Validation Tool, there are five “killer” questions out of the over 150 questions... In the free Data Model Scorecard Validation Tool, there are five “killer” questions out of the over 150 questions... A data modeler joined a panel…sounds like the beginning of a good joke. However, a couple of weeks ago...Blogs
Can an indicator be NULL?
Ambiguity in Definitions
Is stability an important property for a candidate key on the logical data model?
Learning more about JSON
The fifth of the five killer questions: Omissions
The fourth of the five killer questions: Time
The third of the five killer questions: Filter
The second of the five killer questions: Purpose
The first of the five killer questions: Scope
A data modeler joined a panel….
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