Sciweavers

2674 search results - page 154 / 535
» Data Models and Query Languages for Spatial Databases
Sort
View
GIS
1999
ACM
15 years 9 months ago
Spatio-Temporal Conceptual Models: Data Structures + Space + Time
Nowadays, many applications need data modeling facilities for the description of complex objects with spatial and/or temporal facilities. Responses to such requirements may be fou...
Christine Parent, Stefano Spaccapietra, Esteban Zi...
SIGMOD
2011
ACM
230views Database» more  SIGMOD 2011»
14 years 7 months ago
GBLENDER: visual subgraph query formulation meets query processing
Due to the complexity of graph query languages, the need for visual query interfaces that can reduce the burden of query formulation is fundamental to the spreading of graph data ...
Changjiu Jin, Sourav S. Bhowmick, Xiaokui Xiao, By...
PVLDB
2010
174views more  PVLDB 2010»
15 years 3 months ago
x-RDF-3X: Fast Querying, High Update Rates, and Consistency for RDF Databases
The RDF data model is gaining importance for applications in computational biology, knowledge sharing, and social communities. Recent work on RDF engines has focused on scalable p...
Thomas Neumann, Gerhard Weikum
173
Voted
EDBTW
2004
Springer
15 years 10 months ago
Semantic Query Routing and Processing in P2P Database Systems: The ICS-FORTH SQPeer Middleware
Abstract. Peer-to-peer (P2P) computing is currently attracting enormous attention. In P2P systems a very large number of autonomous computing nodes (the peers) pool together their ...
Giorgos Kokkinidis, Vassilis Christophides
157
Voted
SIGMETRICS
2000
ACM
15 years 9 months ago
An analytical model of the working-set sizes in decision-support systems
This paper presents an analytical model to study how working sets scale with database size and other applications parameters in decision-support systems (DSS). The model uses appl...
Magnus Karlsson, Per Stenström