Translational semantics for a conceptual level query language.
Hock C. ChanPublished in: J. Comput. Sci. Technol. (1995)
Keyphrases
- query language
- expressive power
- sparql queries
- data model
- database query languages
- relational algebra
- conceptual model
- logic programming
- aggregate functions
- relational operators
- formal semantics
- relational data model
- relational calculus
- database
- recursive queries
- language constructs
- databases
- regular expressions
- object oriented
- image formation
- complex objects
- query evaluation
- semantic information
- algebraic operations
- relational query languages
- transitive closure
- conjunctive queries
- xml data
- algebraic structure
- logic programs