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CIKM
2009
Springer
16 years 1 months ago
Towards non-directional Xpath evaluation in a RDBMS
XML query languages use directional path expressions to locate data in an XML data collection. They are tightly coupled to the structure of a data collection, and can fail when ev...
Sourav S. Bhowmick, Curtis E. Dyreson, Erwin Leona...
ICDE
2007
IEEE
145views Database» more  ICDE 2007»
16 years 1 months ago
A Data Model for Moving Objects Supporting Aggregation
Moving objects databases (MOD) have been receiving increasing attention from the database community in recent years, mainly due to the wide variety of applications that technology...
Bart Kuijpers, Alejandro A. Vaisman
GISCIENCE
2004
Springer
121views GIS» more  GISCIENCE 2004»
16 years 4 days ago
Semi-automatic Ontology Alignment for Geospatial Data Integration
In geospatial applications with heterogeneous databases, an ontology-driven approach to data integration relies on the alignment of the concepts of a global ontology that describe ...
Isabel F. Cruz, William Sunna, Anjli Chaudhry
ICDT
2010
ACM
125views Database» more  ICDT 2010»
15 years 11 months ago
Synthesizing View Definitions from Data
Given a database instance and a corresponding view instance, we address the view definitions problem (VDP): Find the most succinct and accurate view definition, when the view quer...
Anish Das Sarma, Aditya Parameswaran, Hector Garci...
VLDB
2010
ACM
190views Database» more  VLDB 2010»
15 years 5 months ago
Continuous authentication on relational streams
According to the database outsourcing model, a data owner delegates database functionality to a thirdparty service provider, which answers queries received from clients. Authentic...
Stavros Papadopoulos, Yin Yang, Dimitris Papadias