A Three-Restricted Normal Form Theorem for ET0L Languages.
Takashi YokomoriDerick WoodKlaus-Jörn LangePublished in: Inf. Process. Lett. (1982)
Keyphrases
- normal form
- database design
- relational databases
- functional dependencies
- relational algebra
- expressive power
- nested relations
- boolean expressions
- relational database theory
- databases
- information content
- object oriented
- integrity constraints
- database applications
- entity relationship
- user interface
- disjunctive normal form
- database systems