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Identifying the Extent of Completeness of Query Answers over Partially Complete Databases.
Simon Razniewski
Flip Korn
Werner Nutt
Divesh Srivastava
Published in:
SIGMOD Conference (2015)
Keyphrases
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databases
query answers
database
query answering
aggregate queries
query evaluation
database applications
data integration
relational databases
data model
wavelet synopses
probabilistic databases
data management
database systems
data sets
expressive power
error bounds
data sources
lower bound
metadata