- 1NF (Marshall)
- Defining proper relationships between similar entities
- Interpretation of Relations
- Nulls, integrity, the closed world assumption and events
- Temporal database - no end date
- Universal Quantifier
- Verify Basic Algebra Properties
- Last message date: Mon Jan 22 2007 - 23:59:33 CET
- Archived on: Sun Jun 26 2016 - 21:01:44 CEST
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