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Data Model Patterns: Conventions of Thought David C. Hay
Publisher: Dorset House Publishing Company, Incorporated

Where and when are Patterns of Data . Whether modelling data at an enterprise or at a project level conceptual model patterns can be used to quickly create an initial conceptual model. A pioneer in the use of standard data models for standard business situations, he is the author of the book Data Model Patterns: Conventions of Thought. Hay Download Data Model Patterns: Conventions of Thought ---- Here ;s an article that illustrates . Data Model Patterns: Conventions of Thought book download David C. Note that attributes of CONTACT are “Start date” and “End date”. This is a "data modeling question" in general. This coupled with Data Model Patterns: Conventions of Thought. By modeling the rules as database constraints, we realize many advantages over other approaches (e.g., enforcing rules in the application layer). You'll want to 5 stars Data Modelling February 21, 2008 - 9am UTC "Data Model Patterns: Conventions of Thought" by David Hay, for a text based on real world examples.