Friday, August 28, 2020
TYFK: Denormalization Does Not Have Fundamentals
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Each "Test Your Foundation Knowledge" post presents one or more misconceptions about data fundamentals. To test your knowledge,...
Thursday, August 20, 2020
TYFK: Relations, Tables, Domains and Normalization
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Each " Test Your Foundation Knowledge " post presents one or more misconceptions about data fundamentals. To test your knowledge,...
Friday, August 7, 2020
OBG: Data Models and Physical Independence
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Note: To appreciate the stability of a sound foundation vs the industry's fad-driven cookbook practice, I am re-publishing some of the ...
Monday, July 20, 2020
OBG: Data Independence and "Physical Denormalization"
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Note: I am re-publishing some of the articles and reader exchanges from the old DBDebunk (2000-06). How well do they hold up -- have indus...
Friday, July 10, 2020
Re-write
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See Fashion, Cookbooks and Skyscrapers with Shack Foundations
Sunday, June 28, 2020
TYFK: Misconceptions About the Relational Model
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“The most popular data model in DBMS is the Relational Model. It is more scientific a model than others. This model is based on first-orde...
Friday, June 12, 2020
Semantics and the Relational Model
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“The RDM is semantically weak ... struggles with consistent granularity and has limitations at the property level... it has no concept of d...
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