Preference XPATH: A Query Language for E-Commerce.
Werner KießlingBernd HafenrichterStefan FischerStefan HollandPublished in: Wirtschaftsinformatik (2001)
Keyphrases
- query language
- query evaluation
- data model
- xml data
- electronic commerce
- expressive power
- transitive closure
- object oriented
- data model and query language
- conjunctive queries
- user preferences
- complex objects
- database
- relational algebra
- business models
- recursive queries
- xml documents
- regular expressions
- soft constraints
- multi attribute
- xml query languages
- integrity constraints
- pattern matching
- relational model
- multi criteria
- semistructured data
- database systems
- xpath queries
- databases