1000 search results - page 147 / 200 » Provenance for Aggregate Queries |
WEA
2007
Springer
14 years 4 months ago
2007
Springer
Many speed-up techniques for route planning in static graphs exist, only few of them are proven to work in a dynamic scenario. Most of them use preprocessed information, which has ...
ESA
2000
Springer
14 years 1 months ago
2000
Springer
We show that a popular variant of the well known k-d tree data structure satisfies an important packing lemma. This variant is a binary spatial partitioning tree T defined on a set...
DBSEC
2007
13 years 11 months ago
2007
Abstract. The database server is a crucial bottleneck in traditional inference control architecture, as it enforces highly computation-intensive auditing for all users who query th...
PVLDB
2008
13 years 9 months ago
2008
In probabilistic databases, lineage is fundamental to both query processing and understanding the data. Current systems s.a. Trio or Mystiq use a complete approach in which the li...
OTM
2010
Springer
13 years 7 months ago
2010
Springer
In this paper we deal with problems occurring in evolving interrelated Web databanks. Examples of such databanks are networks of interlinked scientific repositories on the Web, man...