2674 search results - page 58 / 535 » Data Models and Query Languages for Spatial Databases |
SIGMOD
1999
ACM
13 years 12 months ago
1999
ACM
Systems for managing and querying semistructured-data sources often store data in proprietary object repositories or in a tagged-text format. We describe a technique that can use ...
SSDBM
2003
IEEE
14 years 27 days ago
2003
IEEE
MoBIoS is a specialized database management system whose storage manager is based on metric-space indexing, and whose query language entails biological data types. When relational...
DEXA
2000
Springer
13 years 12 months ago
2000
Springer
This paper describes a new benchmark for object-relational DBMSs, the Benchmark for Object-Relational Databases (BORD). BORD has been developed to evaluate system performance pecul...
GIS
2006
ACM
14 years 8 months ago
2006
ACM
The W3C's Semantic Web Activity is illustrating the use of semantics for information integration, search, and analysis. However, the majority of the work in this community ha...
ICDT
2009
ACM
14 years 8 months ago
2009
ACM
The class of unions of conjunctive queries (UCQ) has been shown to be particularly well-behaved for data exchange; its certain answers can be computed in polynomial time (in terms...