996 search results - page 38 / 200 » Partial Materialized Views |
SIGMOD
2006
ACM
14 years 10 months ago
2006
ACM
We study the problem of finding efficient equivalent viewbased rewritings of relational queries, focusing on query optimization using materialized views under the assumption that ...
VLDB
2005
ACM
14 years 3 months ago
2005
ACM
In recent years, the wide availability of personal data has made the problem of privacy preserving data mining an important one. A number of methods have recently been proposed fo...
CIKM
2004
Springer
14 years 3 months ago
2004
Springer
In the recent years, the Web has been rapidly “deepened” with the prevalence of databases online. On this deep Web, many sources are structured by providing structured query i...
RIDE
2002
IEEE
14 years 2 months ago
2002
IEEE
An important aspect of Business to Business ECommerce is the agile Virtual Enterprise (VE). VEs are established when existing enterprises dynamically form temporary alliances, joi...
LPNMR
2011
Springer
13 years 21 days ago
2011
Springer
Abstract. Multi-context systems are a formalism to interlink decentralized and heterogeneous knowledge based systems (contexts), which interact via (possibly nonmonotonic) bridge r...