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» A study of query length
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128
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IS
2008
15 years 3 months ago
The complexity and approximation of fixing numerical attributes in databases under integrity constraints
Consistent query answering is the problem of characterizing and computing the semantically correct answers to queries from a database that may not satisfy certain integrity constr...
Leopoldo E. Bertossi, Loreto Bravo, Enrico Francon...
137
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DEBU
2000
101views more  DEBU 2000»
15 years 3 months ago
Learning to Understand the Web
In a traditional information retrieval system, it is assumed that queries can be posed about any topic. In reality, a large fraction of web queries are posed about a relatively sm...
William W. Cohen, Andrew McCallum, Dallan Quass
118
Voted
PVLDB
2010
103views more  PVLDB 2010»
15 years 2 months ago
Fast Optimal Twig Joins
In XML search systems twig queries specify predicates on node values and on the structural relationships between nodes, and a key operation is to join individual query node matche...
Nils Grimsmo, Truls Amundsen Bjørklund, Mag...
156
Voted
VLDB
2010
ACM
190views Database» more  VLDB 2010»
15 years 2 months ago
Continuous authentication on relational streams
According to the database outsourcing model, a data owner delegates database functionality to a thirdparty service provider, which answers queries received from clients. Authentic...
Stavros Papadopoulos, Yin Yang, Dimitris Papadias
292
Voted
ICDE
2005
IEEE
260views Database» more  ICDE 2005»
16 years 5 months ago
A Comparative Evaluation of Transparent Scaling Techniques for Dynamic Content Servers
We study several transparent techniques for scaling dynamic content web sites, and we evaluate their relative impact when used in combination. Full transparency implies strong dat...
Cristiana Amza, Alan L. Cox, Willy Zwaenepoel