283 search results - page 25 / 57 » Access Control of XML Documents in Relational Database Syste... |
SIGMOD
2007
ACM
14 years 8 months ago
2007
ACM
This paper investigates a class of transform queries proposed by XQuery Update [6]. A transform query is defined in terms of XML update syntax. When posed on an XML tree T, it ret...
ICWS
2003
IEEE
13 years 10 months ago
2003
IEEE
Policy specification for securing Web services is fast emerging as a key research area due to rapid proliferation of Web services in modern day enterprise applications. Whilst the...
PODS
2008
ACM
14 years 8 months ago
2008
ACM
We present a formal framework for capturing the provenance of data appearing in XQuery views of XML. Building on previous work on relations and their (positive) query languages, w...
VLDB
2002
ACM
14 years 8 months ago
2002
ACM
Abstract This paper describes the overall design and architecture of the Timber XML database system currently being implemented at the University of Michigan. The system is based u...
DEBU
2008
13 years 8 months ago
2008
Increasingly, companies recognize that most of their important information does not exist in relational stores but in documents. For a long time, textual information has been rela...