Extending Relational Algebra to Incorporate Characteristics of Temporal Data.
Jaruloj Eamsiri ChongstitvatanaSakti PramanikPublished in: IADT (1998)
Keyphrases
- temporal data
- relational algebra
- temporal databases
- relational model
- normal form
- query language
- expressive power
- data model
- spatial data
- temporal information
- relational calculus
- complex objects
- first order logic
- transitive closure
- temporal patterns
- relational operators
- incomplete information
- multi dimensional
- relational databases
- database
- functional dependencies
- distributed systems
- object oriented
- knowledge base
- data mining