The Lorel Query Language for Semistructured Data.
Serge AbiteboulDallan QuassJason McHughJennifer WidomJanet L. WienerPublished in: Int. J. Digit. Libr. (1997)
Keyphrases
- semistructured data
- query language
- data model
- expressive power
- regular expressions
- query evaluation
- semistructured databases
- database
- object oriented
- relational algebra
- conjunctive queries
- xml data
- regular path queries
- complex objects
- relational model
- path expressions
- tree patterns
- transitive closure
- graph databases
- conceptual model
- inconsistent information
- high level