Sciweavers

333 search results - page 24 / 67
» Read-Once Functions and Query Evaluation in Probabilistic Da...
Sort
View
114
Voted
VLDB
2005
ACM
121views Database» more  VLDB 2005»
15 years 9 months ago
Online Estimation For Subset-Based SQL Queries
The largest databases in use today are so large that answering a query exactly can take minutes, hours, or even days. One way to address this problem is to make use of approximati...
Chris Jermaine, Alin Dobra, Abhijit Pol, Shantanu ...
DATESO
2009
155views Database» more  DATESO 2009»
15 years 1 months ago
Tequila - a query language for the Semantic Web
In order to realize the idea of the Semantic Web, many tools and technologies need to be developed, including a query language. One of the most important technologies that creates ...
Jakub Galgonek
147
Voted
SSDBM
2008
IEEE
177views Database» more  SSDBM 2008»
15 years 9 months ago
Prioritized Evaluation of Continuous Moving Queries over Streaming Locations
Abstract. Existing approaches to the management of streaming positional updates generally assume that all active user requests have equal importance, ignoring the possibility of an...
Kostas Patroumpas, Timos K. Sellis
183
Voted
ICDE
2009
IEEE
157views Database» more  ICDE 2009»
15 years 1 months ago
Query Rewrites with Views for XML in DB2
There is much effort to develop comprehensive support for the storage and querying of XML data in database management systems. The major developers have extended their systems to h...
Parke Godfrey, Jarek Gryz, Andrzej Hoppe, Wenbin M...
DPD
2010
153views more  DPD 2010»
15 years 25 days ago
Cardinality estimation and dynamic length adaptation for Bloom filters
Abstract Bloom filters are extensively used in distributed applications, especially in distributed databases and distributed information systems, to reduce network requirements and...
Odysseas Papapetrou, Wolf Siberski, Wolfgang Nejdl