Rate-based query optimization for streaming information sources.
Stratis ViglasJeffrey F. NaughtonPublished in: SIGMOD Conference (2002)
Keyphrases
- information sources
- query optimization
- database systems
- query processing
- cost model
- cost estimation
- multidatabase systems
- cardinality estimation
- query execution
- multiple information sources
- web sources
- query optimizer
- xml data
- query scheduling
- query plan
- stream processing
- selectivity estimation
- data sources
- heterogeneous information sources
- data streams
- semantic heterogeneity
- continuous queries
- databases
- streaming data
- query rewriting
- query optimizers
- approximate query answering