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» The dynamic predicate: integrating access control with query...
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WICON
2008
13 years 8 months ago
Efficient XML usage within wireless sensor networks
Integrating wireless sensor networks in heterogeneous networks is a complex task. A reason is the absence of a standardized data exchange format that is supported in all participa...
Nils Hoeller, Christoph Reinke, Jana Neumann, Sven...
SIGMOD
2007
ACM
125views Database» more  SIGMOD 2007»
14 years 7 months ago
Identifying meaningful return information for XML keyword search
Keyword search enables web users to easily access XML data without the need to learn a structured query language and to study possibly complex data schemas. Existing work has addr...
Ziyang Liu, Yi Chen
CCS
2008
ACM
13 years 9 months ago
Assessing query privileges via safe and efficient permission composition
We propose an approach for the selective enforcement of access control restrictions in, possibly distributed, large data collections based on two basic concepts: i) flexible autho...
Sabrina De Capitani di Vimercati, Sara Foresti, Su...
NDT
2010
13 years 5 months ago
A Scalable Framework for Serializable XQuery
This paper focuses on an aspect that is widely neglected in native XML database management systems: support for concurrent transactional access. We analyze the isolation requireme...
Sebastian Bächle, Theo Härder
DBPL
2003
Springer
109views Database» more  DBPL 2003»
14 years 18 days ago
Modelling Dynamic Web Data
We introduce the Xdπ calculus, a peer-to-peer model for reasoning about dynamic web data. Web data is not just stored statically. Rather it is referenced indirectly, for example ...
Philippa Gardner, Sergio Maffeis