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Describing and Using Query Capabilities of Heterogeneous Sources.
Vasilis Vassalos
Yannis Papakonstantinou
Published in:
VLDB (1997)
Keyphrases
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heterogeneous sources
multidatabase environment
data sources
query processing
data warehouse
multiple sources
relevance feedback
query expansion
user queries
database
databases
machine learning
image retrieval
data integration
keywords
multiple types