Tale of Three Databases: The Implication of Coverage Demonstrated for a Sample Query.
Judit Bar-IlanPublished in: Frontiers Res. Metrics Anal. (2018)
Keyphrases
- databases
- database
- database queries
- data sources
- data retrieval
- query processing
- heterogeneous databases
- web databases
- response time
- text databases
- indexing techniques
- database systems
- relational databases
- answering queries
- deep web
- query formulation
- knowledge discovery
- retrieval method
- data structure
- query interface
- relevance feedback
- user queries
- query expansion
- search queries
- vector space
- database applications
- data model
- query evaluation
- user defined
- data integration
- aggregate queries
- keywords
- database objects
- query patterns
- database management systems