Embedding a Demonic Semilattice in a Relational Algebra.
Jules DesharnaisNadir BelkhiterSalah Ben Mohamed SghaierFairouz TchierAli JaouaAli MiliNejib ZaguiaPublished in: Theor. Comput. Sci. (1995)
Keyphrases
- relational algebra
- relational model
- query language
- data model
- normal form
- expressive power
- relational calculus
- relational database systems
- complex objects
- first order logic
- transitive closure
- relational data model
- relational operators
- database query languages
- summary tables
- join operator
- database technology
- relational databases
- database
- aggregate functions
- machine learning