400 search results - page 39 / 80 » XML data exchange: consistency and query answering |
DEXA
2005
Springer
14 years 1 months ago
2005
Springer
In relational database systems a combination of privileges and views is employed to limit a user’s access and to hide non-public data. The data privacy problem is to decide wheth...
ICFP
2004
ACM
14 years 7 months ago
2004
ACM
d Abstract) Dario Colazzo1 , Giorgio Ghelli2 , Paolo Manghi2 , and Carlo Sartiani2 1 LRI - Universit?e Paris Sud 2 Dipartimento di Informatica - Universit`a di Pisa If a subexpress...
EDBT
2009
ACM
14 years 10 days ago
2009
ACM
As the Extensible Markup Language (XML) rapidly establishes itself as the de facto standard for presenting, storing, and exchanging data on the Internet, large volume of XML data ...
ASP
2003
Springer
14 years 29 days ago
2003
Springer
Integration of data is required when accessing multiple databases within an organization or on the WWW. Schema integration is required for database interoperability, but it is curr...
WWW
2002
ACM
13 years 7 months ago
2002
ACM
In this paper we present a graphical query language for XML. The language, based on a simple form of graph grammars, permits us to extract data and reorganize information in a new...