On pricing approximate queries.
Xingwang WangXiaohui WeiYuanyuan LiuShang GaoPublished in: Inf. Sci. (2018)
Keyphrases
- query processing
- pre computed
- query language
- approximate answers
- efficient processing
- response time
- exact answers
- database
- range queries
- data sources
- database queries
- exact and approximate
- approximate functional dependencies
- boolean queries
- query evaluation
- retrieval systems
- aggregate queries
- answering queries
- mechanism design
- complex queries
- web search engines
- nearest neighbor