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CADE
2012
Springer
12 years 10 days ago
SPARQL Query Containment under RDFS Entailment Regime
The problem of SPARQL query containment is defined as determining if the result of one query is included in the result of another for any RDF graph. Query containment is important...
Melisachew Wudage Chekol, Jérôme Euze...
CORR
2006
Springer
122views Education» more  CORR 2006»
13 years 10 months ago
On the complexity of XPath containment in the presence of disjunction, DTDs, and variables
XPath is a simple language for navigating an XML-tree and returning a set of answer nodes. The focus in this paper is on the complexity of the containment problem for various frag...
Frank Neven, Thomas Schwentick
GECCO
2000
Springer
150views Optimization» more  GECCO 2000»
14 years 1 months ago
Automatic Synthesis of Electrical Circuits Containing a Free Variable Using Genetic Programming
A mathematical formula containing one or more free variables is "general" in the sense that it represents the solution to all instances of a problem (instead of just the...
John R. Koza, Martin A. Keane, Jessen Yu, William ...
DEDUCTIVE
1994
119views Database» more  DEDUCTIVE 1994»
13 years 11 months ago
Determining Correct View Update Translations via Query Containment
Given an intensional database (IDB) and an extension database (EDB), the view update problem translates updates on the IDB into updates on the EDB. One approach to the view update...
Anthony Tomasic
OSDI
2008
ACM
14 years 10 months ago
Everest: Scaling Down Peak Loads Through I/O Off-Loading
Bursts in data center workloads are a real problem for storage subsystems. Data volumes can experience peak I/O request rates that are over an order of magnitude higher than avera...
Dushyanth Narayanan, Austin Donnelly, Eno Thereska...