Answering Cooperative Recursive Queries in Web Federated Databases.
Mira BalabanNikolai BerezanskyEhud GudesPublished in: NGITS (2002)
Keyphrases
- recursive queries
- federated databases
- semi structured data
- website
- transitive closure
- web pages
- query optimization
- query language
- web applications
- expressive power
- database systems
- information sources
- structured data
- web mining
- web documents
- database
- datalog programs
- integrity constraints
- distributed data
- relational algebra
- web data
- search computing
- web content