Keyphrases
- query processing
- database systems
- efficient query processing
- index structure
- aggregate queries
- query optimization
- range queries
- query evaluation
- r tree
- cost model
- data management
- similarity search
- high level
- database query processing
- xml data
- distributed query processing
- pruning methods
- query execution plans
- query engine
- data sets
- multidatabase environment
- join queries
- efficient processing
- query execution
- materialized views
- website
- learning algorithm
- information retrieval
- neural network