Query Results over Ongoing Databases that Remain Valid as Time Passes By (Extended Version).
Yvonne MülleMichael H. BöhlenPublished in: CoRR (2020)
Keyphrases
- databases
- database
- database queries
- data sources
- data retrieval
- indexing techniques
- query processing
- heterogeneous databases
- web databases
- relational databases
- query interface
- search queries
- relevance feedback
- user queries
- user defined
- query evaluation
- response time
- keyword search
- aggregate queries
- query formulation
- text databases
- retrieval systems
- data model
- database systems
- vector space
- conjunctive queries
- database applications
- user interaction
- communication cost
- database management systems
- retrieval method
- query expansion
- data management
- data warehouse
- query language
- data structure
- answering queries