Sciweavers

686 search results - page 28 / 138
» A query simulation system to illustrate database query execu...
Sort
View
CF
2009
ACM
14 years 3 months ago
Data parallel acceleration of decision support queries using Cell/BE and GPUs
Decision Support System (DSS) workloads are known to be one of the most time-consuming database workloads that processes large data sets. Traditionally, DSS queries have been acce...
Pedro Trancoso, Despo Othonos, Artemakis Artemiou
VLDB
2004
ACM
113views Database» more  VLDB 2004»
14 years 4 months ago
Auditing Compliance with a Hippocratic Database
We introduce an auditing framework for determining whether a database system is adhering to its data disclosure policies. Users formulate audit expressions to specify the (sensiti...
Rakesh Agrawal, Roberto J. Bayardo Jr., Christos F...
ICDE
2006
IEEE
192views Database» more  ICDE 2006»
15 years 7 hour ago
MAPLE: A Mobile Scalable P2P Nearest Neighbor Query System for Location-based Services
In this demonstration we present MAPLE, a scalable peer-to-peer Nearest Neighbor (NN) query system for mobile environments. MAPLE is designed for the efficient sharing of query re...
Wei-Shinn Ku, Roger Zimmermann, Chi-Ngai Wan, Haoj...
SIGMOD
2002
ACM
137views Database» more  SIGMOD 2002»
13 years 10 months ago
Partial results for online query processing
Traditional query processors generate full, accurate query results, either in batch or in pipelined fashion. We argue that this strict model is too rigid for exploratory queries o...
Vijayshankar Raman, Joseph M. Hellerstein
SIGMOD
2010
ACM
277views Database» more  SIGMOD 2010»
14 years 3 months ago
Glacier: a query-to-hardware compiler
Field-programmable gate arrays (FPGAs) are a promising technology that can be used in database systems. In this demonstration we show Glacier, a library and a compiler that can be...
René Müller, Jens Teubner, Gustavo Alo...