Sciweavers

ICDE
2003
IEEE
162views Database» more  ICDE 2003»
14 years 9 months ago
Dynamic Access Control Framework Based On Events
Access Control policies in e-commerce domain can be quite complex, affecting the response time provided to the users. We describe an event-based access control system that can pot...
Manish Bhide, Sandeep Pandey, Ajay Gupta 0004, Muk...
ICDE
2003
IEEE
146views Database» more  ICDE 2003»
14 years 9 months ago
Navigation- vs. Index-Based XML Multi-Query Processing
XML path queries form the basis of complex filtering of XML data. Most current XML path query processing techniques can be divided in two groups. Navigation-based algorithms compu...
Nicolas Bruno, Luis Gravano, Nick Koudas, Divesh S...
ICDE
2003
IEEE
105views Database» more  ICDE 2003»
14 years 9 months ago
Efficient Creation of Statistics over Query Expressions
Query optimizers use base-table statistics to derive statistics on the sub-plans that are enumerated during optimization. In practice, traditional optimizers rely on a number of s...
Nicolas Bruno, Surajit Chaudhuri
ICDE
2003
IEEE
126views Database» more  ICDE 2003»
14 years 9 months ago
Bridging the XML Relational Divide with LegoDB
We present LegoDB, a cost-based XML storage mapping engine that automatically explores a space of possible XML-to-relational mappings and selects an efficient mapping for a given ...
Jérôme Siméon, Jayant R. Harit...
ICDE
2003
IEEE
127views Database» more  ICDE 2003»
14 years 9 months ago
Web Information Acquisition with Lixto Suite
We demonstrate the Lixto Suite, a web data extraction and transformation software kit for retrieving and converting information from various sources to various customer devices. W...
Robert Baumgartner, Michal Ceresna, Georg Gottlob,...
ICDE
2003
IEEE
102views Database» more  ICDE 2003»
14 years 9 months ago
Handling Evolutions in Multidimensional Structures
Anne Tchounikine, Maryvonne Miquel, Mathurin Body,...
ICDE
2003
IEEE
119views Database» more  ICDE 2003»
14 years 9 months ago
Streaming XPath Processing with Forward and Backward Axes
We present a novel streaming algorithm for evaluating XPath expressions that use backward axes (parent and ancestor) and forward axes in a single document-order traversal of an XM...
Charles Barton, Philippe Charles, Deepak Goyal, Mu...
ICDE
2003
IEEE
101views Database» more  ICDE 2003»
14 years 9 months ago
XomatiQ: Living With Genomes, Proteomes, Relations and a Little Bit of XML
In this paper, we describe a system called XomatiQ to address the problem of integration, querying and correlation of biological data. XomatiQ is an integral part of the genomics ...
Sourav S. Bhowmick, Pedro Cruz, Amey V. Laud
ICDE
2003
IEEE
148views Database» more  ICDE 2003»
14 years 9 months ago
Efficient Computation of Subqueries in Complex OLAP
Expressing complex OLAP queries using group-by, aggregation, and joins can be extremely difficult. As a result of this, many alternate ways of expressing such queries have been de...
Michael H. Böhlen, Michael O. Akinde
ICDE
2003
IEEE
119views Database» more  ICDE 2003»
14 years 9 months ago
Implementing P3P Using Database Technology
Platform for Privacy Preferences (P3P) is the most significant effort currently underway to enable web users to gain control over their private information. P3P provides mechanism...
Rakesh Agrawal, Jerry Kiernan, Ramakrishnan Srikan...