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» Approximate XML Query Answers
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IADIS
2003
13 years 9 months ago
Querying Databases and XML Documents: Comparative Study and a New Proposal
XML has become the most useful standard of data interchange in the web and e-business world and there is a large amount of information stored in this format. Nonetheless, a large ...
Ana Fermoso García, María José...
JODS
2006
131views Data Mining» more  JODS 2006»
13 years 7 months ago
Integrating and Exchanging XML Data Using Ontologies
While providing a uniform syntax and a semistructured data model, XML does not express semantics but only structure such as nesting information. In this paper, we consider the prob...
Huiyong Xiao, Isabel F. Cruz
JFP
2006
80views more  JFP 2006»
13 years 7 months ago
Static analysis for path correctness of XML queries
A part of a query that will never contribute data to the query answer should be regarded as an error. This principle has been recently accepted into mainstream XML query languages...
Dario Colazzo, Giorgio Ghelli, Paolo Manghi, Carlo...
SIGMOD
2006
ACM
121views Database» more  SIGMOD 2006»
14 years 1 months ago
Derby/S: a DBMS for sample-based query answering
Although approximate query processing is a prominent way to cope with the requirements of data analysis applications, current database systems do not provide integrated and compre...
Anja Klein, Rainer Gemulla, Philipp Rösch, Wo...
ICDE
2007
IEEE
141views Database» more  ICDE 2007»
14 years 2 months ago
Self Managing Top-k (Summary, Keyword) Indexes in XML Retrieval
Retrieval queries that combine structural constraints with keyword search represent a significant challenge to XML data management systems. Queries are expected to be answered as...
Mariano P. Consens, Xin Gu, Yaron Kanza, Flavio Ri...