Query Optimization for KBMSs: Temporal, Syntactic and Semantic Transformantions.
Thodoros TopaloglouArantza IllarramendiLicia SbattellaPublished in: ICDE (1992)
Keyphrases
- query optimization
- natural language
- database systems
- cost model
- query processing
- semantic representation
- cardinality estimation
- multidatabase systems
- query scheduling
- cost estimation
- query execution
- semantic constraints
- selectivity estimation
- semantic knowledge
- recursive queries
- continuous queries
- xml data
- approximate query answering
- data placement
- semantic information
- query execution plans
- data model
- efficient execution
- complex queries
- query optimizer
- semantic web
- efficient processing
- database
- query plan
- execution plan
- join queries
- data streams