470 search results - page 68 / 94 » Privacy-Preserving Queries over Relational Databases |
SIGMOD
2007
ACM
14 years 8 months ago
2007
ACM
An important problem for many location-based applications is the continuous evaluation of proximity relations among moving objects. These relations express whether a given set of ...
SSDBM
2009
IEEE
14 years 3 months ago
2009
IEEE
Abstract. We introduce AdaptPD, an automated physical design tool that improves database performance by continuously monitoring changes in the workload and adapting the physical de...
PVLDB
2010
13 years 7 months ago
2010
Recently, there has been increasing interest in extending relational query processing to include data obtained from unstructured sources. A common approach is to use stand-alone I...
ICDE
2008
IEEE
14 years 10 months ago
2008
IEEE
Given a record set D and a query score function F, a top-k query returns k records from D, whose values of function F on their attributes are the highest. In this paper, we investi...
CAISE
2003
Springer
14 years 1 months ago
2003
Springer
Abstract. Even though SQL has become widely accepted as a language for implementing relational database schemas and querying data, there are cases where s experience the need for n...