Keyphrases
- query language
- pre computed
- query evaluation
- aggregate queries
- approximate functional dependencies
- efficient processing
- optimal solution
- query processing
- dynamic programming
- query formulation
- probabilistic databases
- piecewise linear
- database
- response time
- database systems
- approximate answers
- exact answers
- exact and approximate
- search queries
- answering queries
- query logs
- range queries
- information retrieval
- databases