Optimization of Query Results in Peer-to-Peer Database Supported by Semantics.
Carlos Roberto ValêncioLeandro Rincon CostaJuliano Augusto CarreiraMário Luiz TroncoPublished in: PDCAT (2011)
Keyphrases
- database
- peer to peer
- database queries
- query answers
- databases
- database systems
- relational databases
- query processing
- optimization strategies
- database objects
- logic programming
- database management systems
- query plan
- semantic mappings
- execution plan
- heterogeneous databases
- access methods
- indexing techniques
- digital libraries
- query interface
- semantically relevant
- metadata
- answering queries
- query patterns
- query evaluation
- retrieval systems
- textual descriptions
- cost model
- efficient retrieval
- query answering
- sparql queries
- data management
- response time
- overlay network
- algebraic operations
- web databases
- query language