Incomplete Information in Relational Databases.
Tomasz ImielinskiWitold Lipski Jr.Published in: J. ACM (1984)
Keyphrases
- incomplete information
- relational databases
- relational model
- null values
- autonomous agents
- partial information
- missing information
- databases
- object oriented
- database
- query answering
- first order logic
- normal form
- sql queries
- functional dependencies
- xml databases
- xml documents
- possibility theory
- nash equilibria
- open world
- relational algebra
- artificial intelligence
- xml data
- database systems