Sciweavers

6974 search results - page 193 / 1395
» Querying Semi-Structured Data
Sort
View
DBSEC
2009
112views Database» more  DBSEC 2009»
13 years 9 months ago
Distributed Anonymization: Achieving Privacy for Both Data Subjects and Data Providers
There is an increasing need for sharing data repositories containing personal information across multiple distributed and private databases. However, such data sharing is subject t...
Pawel Jurczyk, Li Xiong
EDBT
2004
ACM
122views Database» more  EDBT 2004»
14 years 8 months ago
Sketch-Based Multi-query Processing over Data Streams
Abstract. Recent years have witnessed an increasing interest in designing algorithms for querying and analyzing streaming data (i.e., data that is seen only once in a fixed order) ...
Alin Dobra, Minos N. Garofalakis, Johannes Gehrke,...
ICDE
2006
IEEE
285views Database» more  ICDE 2006»
14 years 9 months ago
An Approach to Adaptive Memory Management in Data Stream Systems
Adaptivity is a challenging open issue in data stream management. In this paper, we tackle the problem of memory adaptivity inside a system executing temporal sliding window queri...
Bernhard Seeger, Jürgen Krämer, Michael ...
VLDB
2005
ACM
110views Database» more  VLDB 2005»
14 years 1 months ago
U-DBMS: A Database System for Managing Constantly-Evolving Data
In many systems, sensors are used to acquire information from external environments such as temperature, pressure and locations. Due to continuous changes in these values, and lim...
Reynold Cheng, Sarvjeet Singh, Sunil Prabhakar
BTW
2003
Springer
140views Database» more  BTW 2003»
14 years 1 months ago
An Ontology for Domain-oriented Semantic Similarity Search on XML Data
Abstract: Query languages for XML such as XPath or XQuery support Boolean retrieval where a query result is a (possibly restructured) subset of XML elements or entire documents tha...
Anja Theobald