Exploit Sequencing to Accelerate XML Twig Query Answering.
Qian QianJianhua FengJianyong WangLizhu ZhouPublished in: DASFAA (2006)
Keyphrases
- query answering
- data exchange
- xml queries
- data integration
- twig queries
- probabilistic xml
- twig pattern
- data complexity
- answering queries
- xml documents
- conjunctive queries
- query relaxation
- integrity constraints
- schema mappings
- xml data
- xml schema
- efficient processing
- xml databases
- query evaluation
- incomplete information
- data management
- query rewriting
- data integration systems
- join algorithms
- databases
- pattern matching
- inconsistent databases
- metadata
- database schema
- data model
- tree patterns
- path expressions
- datalog programs
- query containment
- xml trees
- dl lite
- data warehouse
- relational databases