Keyphrases
- query processing
- data management
- database systems
- query optimization
- index structure
- r tree
- query processor
- similarity search
- efficient query processing
- query execution
- cost model
- query evaluation
- xml data
- distributed query processing
- aggregate queries
- continuous queries
- range queries
- efficient processing
- join algorithms
- user queries
- database query processing
- query workloads
- data sets
- processing queries
- website
- databases