Sciweavers

1588 search results - page 135 / 318
» Consistent query answering in databases
Sort
View
ICDE
2008
IEEE
182views Database» more  ICDE 2008»
16 years 6 months ago
SpaceTwist: Managing the Trade-Offs Among Location Privacy, Query Performance, and Query Accuracy in Mobile Services
In a mobile service scenario, users query a server for nearby points of interest but they may not want to disclose their locations to the service. Intuitively, location privacy may...
Man Lung Yiu, Christian S. Jensen, Xuegang Huang, ...
ADBIS
2000
Springer
188views Database» more  ADBIS 2000»
15 years 9 months ago
Algorithms for Rewriting Aggregate Queries Using Views
Queries involving aggregation are typical in a number of database research areas, such as data warehousing, global information systems and mobile computing. One of the main ideas ...
Sara Cohen, Werner Nutt, Alexander Serebrenik
RE
2007
Springer
15 years 10 months ago
Goal-Oriented Conceptual Database Design
We present details of a goal-oriented process for database requirements analysis. This process consists of a number of steps, spanning the spectrum from high-level stakeholder goa...
Lei Jiang, Thodoros Topaloglou, Alexander Borgida,...
FOCS
2010
IEEE
15 years 2 months ago
A Multiplicative Weights Mechanism for Privacy-Preserving Data Analysis
Abstract--We consider statistical data analysis in the interactive setting. In this setting a trusted curator maintains a database of sensitive information about individual partici...
Moritz Hardt, Guy N. Rothblum
ICDE
2008
IEEE
175views Database» more  ICDE 2008»
16 years 6 months ago
Continuous Intersection Joins Over Moving Objects
The continuous intersection join query is computationally expensive yet important for various applications on moving objects. No previous study has particularly addressed this que...
Rui Zhang 0003, Dan Lin, Kotagiri Ramamohanarao, E...