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» The Case for Grounding Databases
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164
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SSDBM
2008
IEEE
149views Database» more  SSDBM 2008»
15 years 11 months ago
Query Planning for Searching Inter-dependent Deep-Web Databases
Increasingly, many data sources appear as online databases, hidden behind query forms, thus forming what is referred to as the deep web. It is desirable to have systems that can pr...
Fan Wang, Gagan Agrawal, Ruoming Jin
PODS
2010
ACM
150views Database» more  PODS 2010»
15 years 10 months ago
Understanding queries in a search database system
It is well known that a search engine can significantly benefit from an auxiliary database, which can suggest interpretations of the search query by means of the involved concep...
Ronald Fagin, Benny Kimelfeld, Yunyao Li, Sriram R...
ICDT
2011
ACM
242views Database» more  ICDT 2011»
14 years 8 months ago
Knowledge compilation meets database theory: compiling queries to decision diagrams
The goal of Knowledge Compilation is to represent a Boolean expression in a format in which it can answer a range of online-queries in PTIME. The online-query of main interest to ...
Abhay Kumar Jha, Dan Suciu
218
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SIGMOD
2012
ACM
212views Database» more  SIGMOD 2012»
13 years 7 months ago
Local structure and determinism in probabilistic databases
While extensive work has been done on evaluating queries over tuple-independent probabilistic databases, query evaluation over correlated data has received much less attention eve...
Theodoros Rekatsinas, Amol Deshpande, Lise Getoor
ESWS
2009
Springer
15 years 12 months ago
Relational Databases as Semantic Web Endpoints
This proposal explores the promotion of existing relational databases to Semantic Web Endpoints. It presents the benefits of ontologybased read and write access to existing relati...
Matthias Hert