444 search results - page 47 / 89 » An integrative approach to query optimization in native XML ... |
CCS
2008
ACM
13 years 9 months ago
2008
ACM
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...
SIGMOD
2008
ACM
14 years 7 months ago
2008
ACM
As the size of an RFID tag becomes smaller and the price of the tag gets lower, RFID technology has been applied to a wide range of areas. Recently, RFID has been adopted in the b...
SIGMOD
2007
ACM
14 years 7 months ago
2007
ACM
Content-based dissemination of XML data using the publishsubscribe paradigm is an effective means to deliver relevant data to interested data consumers. To meet the performance ch...
SIGMOD
2011
ACM
12 years 10 months ago
2011
ACM
We are witnessing an exciting revival of interest in recursive Datalog queries in a variety of emerging application domains such as data integration, information extraction, netwo...
SIGMOD
2001
ACM
14 years 7 months ago
2001
ACM
This paper describes the methodology and implementation of a data management system for highly distributed systems, which was built to solve the scalability and reliability proble...