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» Structured Materialized Views for XML Queries
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ICDE
2003
IEEE
139views Database» more  ICDE 2003»
14 years 8 months ago
Super-Fast XML Wrapper Generation in DB2: A Demonstration
The XML Wrapper is a new feature of the federated database capabilities of DB2/UDB v8. It enables users and applications to issue SQL queries against XML data from a variety of so...
Vanja Josifovski, Sabine Massmann, Felix Naumann
CAISE
2006
Springer
13 years 11 months ago
A Non-Linear Cost Model for Multi-Node OLAP Systems
Answering performance to business queries, mainly of aggregated nature, known as On-Line Analytical Processing queries, depends heavily on the proper selection of multidimensional ...
Jorge Loureiro, Orlando Belo
SIGMOD
1999
ACM
108views Database» more  SIGMOD 1999»
13 years 11 months ago
DynaMat: A Dynamic View Management System for Data Warehouses
Pre-computation and materialization of views with aggregate functions is a common technique in Data Warehouses. Due to the complex structure of the warehouse and the different pro...
Yannis Kotidis, Nick Roussopoulos
ICDE
2005
IEEE
106views Database» more  ICDE 2005»
14 years 1 months ago
Reconstructing XML Subtrees from Relational Storage of XML documents
Numerous researchers have proposed to use relational databases to store and query XML documents. One important component of such systems is the XML subtree reconstruction, which r...
Artem Chebotko, Dapeng Liu, Mustafa Atay, Shiyong ...
ICDE
2006
IEEE
179views Database» more  ICDE 2006»
14 years 8 months ago
ACXESS - Access Control for XML with Enhanced Security Specifications
We present ACXESS (Access Control for XML with Enhanced Security Specifications), a system for specifying and enforcing enhanced security constraints on XML via virtual "secu...
Sriram Mohan, Jonathan Klinginsmith, Arijit Sengup...