Answering linear optimization queries with an approximate stream index.
Gang LuoKun-Lung WuPhilip S. YuPublished in: Knowl. Inf. Syst. (2009)
Keyphrases
- approximate answers
- answering queries
- moving object databases
- pre computed
- inverted index
- database
- query plan
- query processing
- indexing techniques
- query language
- range aggregate queries
- inverted file
- range queries
- piecewise linear
- processing queries
- optimization algorithm
- web search engines
- query answering
- data streams
- index selection
- optimization problems
- indexing schemes
- index structure
- semidefinite
- quadratic programming
- query evaluation
- exact answers
- simple linear
- user queries
- similarity queries
- indexing structure
- exact and approximate
- efficient processing
- aggregate queries
- continuous stream
- information retrieval systems
- execution plan
- continuous queries
- query optimization
- complex queries
- database queries
- indexing methods
- path expressions
- indexing method