Efficient answering of set containment queries for skewed item distributions.
Manolis TerrovitisPanagiotis BourosPanos VassiliadisTimos K. SellisNikos MamoulisPublished in: EDBT (2011)
Keyphrases
- skewed data
- database
- query processing
- answering queries
- response time
- indexing structure
- retrieval systems
- query formulation
- learning algorithm
- query evaluation
- web search engines
- query language
- query logs
- gaussian distribution
- indexing techniques
- data retrieval
- range queries
- aggregate queries
- web search
- approximate answers