Estimating Null Values in Relational Databases Using Analogical Proportions.
William Correa BeltranHélène JaudoinOlivier PivertPublished in: IPMU (3) (2014)
Keyphrases
- null values
- relational databases
- integrity constraints
- normal form
- incomplete information
- relational algebra
- data dependencies
- query evaluation
- databases
- functional dependencies
- object oriented
- database technology
- relational database theory
- relational model
- database
- containment of conjunctive queries
- xml databases
- database schema
- sql queries
- update operations
- expressive power
- query language
- query processing
- artificial intelligence
- inclusion dependencies