On the Expressive Power of Query Languages for Matrices.
Robert BrijderFloris GeertsJan Van den BusscheTimmy WeerwagPublished in: ICDT (2018)
Keyphrases
- expressive power
- query language
- relational algebra
- data complexity
- first order logic
- data model
- transitive closure
- query evaluation
- computational properties
- recursive queries
- object oriented
- database
- relational calculus
- conceptual model
- complex objects
- relational query languages
- regular expressions
- conjunctive queries
- artificial intelligence
- relational databases
- database query languages
- relation algebra
- machine learning