Extensions for the graphical query language CANDID.
Michel SchneiderClaude TrépiedPublished in: VDB (1991)
Keyphrases
- query language
- data model
- expressive power
- algebraic operators
- database
- query evaluation
- relational algebra
- object oriented
- aggregate functions
- regular expressions
- information retrieval
- conjunctive queries
- constraint databases
- default theories
- default logic
- efficient implementation
- complex objects
- recursive queries
- database systems
- language constructs
- machine learning