Keyphrases
- query processing
- database systems
- aggregate queries
- data management
- query optimization
- index structure
- multidatabase environment
- object oriented database systems
- efficient processing
- query evaluation
- r tree
- efficient query processing
- relational database systems
- user queries
- similarity search
- xml data
- cost model
- query execution
- information systems
- multiple inheritance
- range queries
- database
- query processor
- distributed query processing
- processing queries
- inverted index
- data mining
- database query processing
- data sets