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SIGMOD
2009
ACM
14 years 9 months ago
2009
ACM
Large collections of documents are commonly created around a database, where a typical database schema may contain hundreds of tables and thousands of columns. We developed a syst...
MIDDLEWARE
2005
Springer
14 years 2 months ago
2005
Springer
These last years, the evolution of nomadic terminals and mobile networks has yield to the development of the ubiquitous computing. In this context, actual query evaluation and opt...
SDMW
2005
Springer
14 years 2 months ago
2005
Springer
Abstract. Database outsourcing is becoming increasingly popular introducing a new paradigm, called database-as-a-service, where a client’s database is stored at an external servi...
MIR
2004
ACM
14 years 2 months ago
2004
ACM
The rapid development of web image search engines has enabled users to search hundred million of images available on the Web. However, due to the unsatisfactory performance of cur...
ER
2003
Springer
14 years 2 months ago
2003
Springer
Many Internet-based applications have adopted XML as the standard data exchange format. These XML data are typically stored in its native form, thus creating the need to present XM...