Keyphrases
- multi dimensional
- range queries
- bitmap indices
- multi dimensional data
- index structure
- query processing
- query language
- efficient processing
- response time
- web search engines
- query evaluation
- continuous queries
- complex queries
- data sources
- data streams
- database
- aggregate queries
- database queries
- multi stream
- r tree
- skyline queries
- sequential patterns
- database systems
- query formulation
- data cube
- transactional data
- multiple dimensions
- information retrieval