Query Optimization in the Presence of Limited Access Patterns.
Daniela FlorescuAlon Y. LevyIoana ManolescuDan SuciuPublished in: SIGMOD Conference (1999)
Keyphrases
- access patterns
- query optimization
- data placement
- rewriting queries using views
- database systems
- cost model
- query processing
- prefetching
- cardinality estimation
- web logs
- web users
- query execution
- file system
- web usage mining
- xml data
- databases
- selectivity estimation
- website
- web mining
- query plan
- query rewriting
- data sources