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» Computing aggregations in database query languages
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PVLDB
2008
101views more  PVLDB 2008»
13 years 10 months ago
Output perturbation with query relaxation
Given a dataset containing sensitive personal information, a statistical database answers aggregate queries in a manner that preserves individual privacy. We consider the problem ...
Xiaokui Xiao, Yufei Tao
SAC
2009
ACM
14 years 3 months ago
SWOBE - embedding the semantic web languages RDF, SPARQL and SPARUL into java for guaranteeing type safety, for checking the sat
The Semantic Web and its technologies become increasingly important. As more and more Semantic Web applications are being used, developing more stable Semantic Web applications be...
Sven Groppe, Jana Neumann, Volker Linnemann
ICDE
2010
IEEE
236views Database» more  ICDE 2010»
14 years 8 months ago
Explaining Structured Queries in Natural Language
— Many applications offer a form-based environment for na¨ıve users for accessing databases without being familiar with the database schema or a structured query language. User...
Alkis Simitsis, Georgia Koutrika, Yannis E. Ioanni...
SIGMOD
2002
ACM
236views Database» more  SIGMOD 2002»
14 years 11 months ago
The Cougar Approach to In-Network Query Processing in Sensor Networks
The widespread distribution and availability of smallscale sensors, actuators, and embedded processors is transforming the physical world into a computing platform. One such examp...
Yong Yao, Johannes Gehrke
VLDB
1999
ACM
174views Database» more  VLDB 1999»
14 years 3 months ago
Extending Practical Pre-Aggregation in On-Line Analytical Processing
On-Line Analytical Processing (OLAP) based on a dimensional view of data is being used increasingly for the purpose of analyzing very large amounts of data. To improve query perfo...
Torben Bach Pedersen, Christian S. Jensen, Curtis ...