Sciweavers

2516 search results - page 27 / 504
» Integrity Constraints for XML
Sort
View
KES
2008
Springer
13 years 8 months ago
A Secure Mediator for Integrating Multiple Level Access Control Policies
Abstract. We present a method for mapping security levels among the components of a distributed system where data in the local sources are represented in XML. Distributed data is i...
Isabel F. Cruz, Rigel Gjomemo, Mirko Orsini
JASIS
2008
125views more  JASIS 2008»
13 years 8 months ago
A tool for data cube construction from structurally heterogeneous XML documents
Data cubes for OLAP (Online Analytical Processing) often need to be constructed from data located in several distributed and autonomous information sources. Such a data integratio...
Turkka Näppilä, Kalervo Järvelin, T...
VLDB
2004
ACM
151views Database» more  VLDB 2004»
14 years 1 months ago
Query Rewrite for XML in Oracle XML DB
Oracle XML DB integrates XML storage and querying using the Oracle relational and object relational framework. It has the capability to physically store XML documents by shredding...
Muralidhar Krishnaprasad, Zhen Hua Liu, Anand Mani...
SIGMOD
2005
ACM
133views Database» more  SIGMOD 2005»
14 years 2 months ago
XML and relational database management systems: the inside story
As XML has evolved from a document markup language to a widely-used format for exchange of structured and semistructured data, managing large amounts of XML data has become increa...
Michael Rys, Donald D. Chamberlin, Daniela Floresc...
DAWAK
2003
Springer
14 years 1 months ago
Designing Web Warehouses from XML Schemas
Web warehousing plays a key role in providing the managers with up-to-date and comprehensive information about their business domain. On the other hand, since XML is now a standard...
Boris Vrdoljak, Marko Banek, Stefano Rizzi