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Closed world data exchange.
André Hernich
Leonid Libkin
Nicole Schweikardt
Published in:
ACM Trans. Database Syst. (2011)
Keyphrases
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data exchange
closed world
open world
query answering
data integration
schema mappings
data management
closed world assumption
xml schema
database schema
data mining
data sets
np complete
data warehouse
database systems
conjunctive queries
database