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» Modeling and Querying Semi-structured Data
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DOOD
1997
Springer
163views Database» more  DOOD 1997»
15 years 10 months ago
On a Declarative Semantics for Web Queries
With the increasing importance of the World Wide Web as an information source, there is a growing interest for integration of Web and database technology. Several Web query languag...
Rainer Himmeröder, Georg Lausen, Bertram Lud&...
ICDE
2008
IEEE
130views Database» more  ICDE 2008»
16 years 7 months ago
Efficient Computation of Diverse Query Results
We study the problem of efficiently computing diverse query results in online shopping applications, where users specify queries through a form interface that allows a mix of stru...
Erik Vee, Utkarsh Srivastava, Jayavel Shanmugasund...
SEBD
2001
145views Database» more  SEBD 2001»
15 years 7 months ago
Reasoning over Conceptual Schemas and Queries in Temporal Databases
This paper introduces a new logical formalism, intended for temporal conceptual modelling, as a natural combination of the well-known description logic DLR and point-based linear ...
Alessandro Artale, Enrico Franconi, Milenko Mosuro...
DEXAW
2007
IEEE
100views Database» more  DEXAW 2007»
16 years 19 days ago
Exploring a Geographical Dataset with GEOLIS
Geographical data are mainly structured in layers of information. However, this model of organisation is not convenient for navigation inside a dataset, and so limits geographical...
Olivier Bedel, Sébastien Ferré, Oliv...
CORR
2002
Springer
187views Education» more  CORR 2002»
15 years 6 months ago
Answer Sets for Consistent Query Answering in Inconsistent Databases
A relational database is inconsistent if it does not satisfy a given set of integrity constraints. Nevertheless, it is likely that most of the data in it is consistent with the co...
Marcelo Arenas, Leopoldo E. Bertossi, Jan Chomicki