721 search results - page 63 / 145 » Supporting top-k join queries in relational databases |
SIGMOD
2010
ACM
15 years 2 months ago
2010
ACM
This demonstration presents FlexPref, a framework implemented inside the DBMS query processor that enables efficient and extensible preference query processing. FlexPref provides ...
165
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Publication
This paper presents the Scalable On-Line Execution algorithm (SOLE, for short) for continuous and on-line evaluation of concurrent continuous spatio- temporal queries over data str...
175
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VLDB
2008
ACM
15 years 10 months ago
2008
ACM
Abstract In this article, we present a comprehensive approach for privacy preserving access control based on the notion of purpose. In our model, purpose information associated wit...
WMCSA
2002
IEEE
15 years 2 months ago
2002
IEEE
We show how the database community’s notion of a generic query interface for data aggregation can be applied to ad-hoc networks of sensor devices. As has been noted in the senso...
VLDB
1990
ACM
15 years 1 months ago
1990
ACM
Jasmine/C is a C-based database proqramninq language that allows the handling of persistent objects in Jasmine databases. The language is used to write methods for objects and app...