Query Containment for Databases with Uncertainty and Lineage.
Foto N. AfratiAngelos VasilakopoulosPublished in: MUD (2010)
Keyphrases
- containment of conjunctive queries
- databases
- query containment
- conjunctive queries
- query answering
- database
- relational databases
- regular path queries
- metadata
- database applications
- data integration
- query optimization
- transitive closure
- decision procedures
- inclusion dependencies
- incomplete information
- data model
- relational database systems
- query rewriting
- database systems