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» Consistent query answering in databases

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EDBT
2009
ACM

127views Database» more EDBT 2009»

Answering aggregate keyword queries on relational databases using minimal group-bys

14 years 2 months ago

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Keyword search has been recently extended to relational databases to retrieve information from text-rich attributes. However, all the existing methods focus on ﬁnding individual...

Bin Zhou 0002, Jian Pei

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CIDR
2011

253views Algorithms» more CIDR 2011»

Answering Queries using Humans, Algorithms and Databases

12 years 11 months ago

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For some problems, human assistance is needed in addition to automated (algorithmic) computation. In sharp contrast to existing data management approaches, where human input is ei...

Aditya G. Parameswaran, Neoklis Polyzotis

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CIKM
2010
Springer

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A hierarchical approach to reachability query answering in very large graph databases

13 years 6 months ago

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The cost of reachability query computation using traditional algorithms such as depth ﬁrst search or transitive closure has been found to be prohibitive and unacceptable in mass...

Saikat K. Dey, Hasan M. Jamil

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JAPLL
2007

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Question answering and database querying: Bridging the gap with generalized quantification

13 years 7 months ago

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Antonio Badia

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