A 1NF temporal relational model and algebra coping with valid-time temporal indeterminacy.
Luca AnselmaLuca PiovesanPaolo TerenzianiPublished in: J. Intell. Inf. Syst. (2016)
Keyphrases
- relational model
- relational algebra
- data model
- functional dependencies
- relational databases
- data modeling
- temporal information
- normal form
- temporal reasoning
- multi dimensional
- relational database systems
- database technology
- incomplete information
- metadata
- conceptual model
- object oriented
- temporal dimension
- relational models