Consistent Answers from Integrated XML Data.
Zijing TanChengfei LiuWei WangBaile ShiPublished in: DASFAA (2009)
Keyphrases
- xml data
- xml documents
- integrity constraints
- xml databases
- xml queries
- data model
- consistent query answering
- query evaluation
- relational databases
- xml schema
- query optimization
- query processing
- relational data
- xpath queries
- keyword search
- query language
- semi structured data
- data exchange
- conjunctive queries
- relational database systems
- query result
- databases
- data complexity
- consistent answers
- database systems
- cost model
- labeling scheme
- aggregate queries