DV1201/Lectures
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[edit] Seminar 2 (2007-09-14)
[edit] Seminar 3 (2007-09-18 )
1. Build conceptual data model
- 1.1 Identify entity types
- 1.2 Identify relationship types
- 1.3 Identify and associate attributes with entity or relationship types
- 1.4 Determine attribute domains
- 1.5 Determine candidate, primary, and alternate key attributes
(Draw UML diagram here) - 1.6 Check model for redundancy
- 1.7 Validate conceptual model against user transactions
- 1.8 Review conceptual data model with user
2. Build and validate logical data model
- 2.1 Derive relations & logical data model
- 2.2 Validate relations using normalization
- 2.3 Validate relations against user transactions
- 2.4 Check integrity constraints
- 2.5 Review logical data model with user
- 2.6 Check for future growth