Efficient algorithms for descendant-only tree pattern queries.
Michaela GötzChristoph KochWim MartensPublished in: Inf. Syst. (2009)
Keyphrases
- tree pattern queries
- query evaluation
- query containment
- tree patterns
- recursive queries
- xml data
- path expressions
- query language
- data management
- data structure
- deductive databases
- query answering
- probabilistic xml
- sql queries
- conjunctive queries
- query optimization
- database management systems
- query processing
- xml documents