Semantics of Query Languages for the Entity-Relationship Model.
Kazimierz SubietaMarek MissalaPublished in: ER (1986)
Keyphrases
- query language
- database query languages
- relational model
- denotational semantics
- relational query languages
- data model
- sparql queries
- expressive power
- database design
- aggregate functions
- relational operators
- relational algebra
- relational calculus
- relational data model
- conceptual model
- tree pattern queries
- recursive queries
- formal semantics
- logic programming
- object oriented
- database languages
- conjunctive queries
- algebraic operators
- query evaluation
- relational databases
- xml data
- operational semantics
- regular expressions