Pasta-3's Graphical Query Language: Direct Manipulation, Cooperative Queries, Full Expressive Power.
Michel KuntzRainer MelchertPublished in: VLDB (1989)
Keyphrases
- query language
- expressive power
- direct manipulation
- data model
- user interface
- relational algebra
- query evaluation
- transitive closure
- recursive queries
- relational calculus
- mixed initiative
- object oriented
- data complexity
- database
- graphical representation
- regular expressions
- conjunctive queries
- xml data
- pattern queries
- virtual objects
- complex objects
- inductive databases
- database query languages
- constraint databases
- database systems
- aggregate functions
- graphical models