A Semantic Approach to Query Rewriting for Integrated XML Data.
Xia YangMong-Li LeeTok Wang LingGillian DobbiePublished in: ER (2005)
Keyphrases
- query rewriting
- xml data
- xml queries
- xpath queries
- query optimization
- query result
- xml views
- xml documents
- xml databases
- query evaluation
- data model
- conjunctive queries
- query processing
- xml schema
- relational databases
- relational data
- query language
- keyword search
- cost model
- sql queries
- semantic information
- query execution
- data integration
- tree patterns
- semi structured data
- search engine
- query answering
- databases
- database systems
- data extraction
- semantic features
- relational database systems
- database
- domain ontology