Distributed Data Summaries for Approximate Query Processing in PDMS.
Katja HoseDaniel KlanKai-Uwe SattlerPublished in: IDEAS (2006)
Keyphrases
- distributed data
- approximate query processing
- approximate answers
- databases
- data sharing
- aggregate queries
- spatial databases
- data distribution
- communication cost
- wavelet synopses
- data mining algorithms
- file system
- complex queries
- database
- information sharing
- query language
- machine learning
- relational databases
- data mining
- preprocessing
- metadata