542 search results - page 24 / 109 » An Effective SPARQL Support over Relational Databases |
ISMIS
2005
Springer
14 years 2 months ago
2005
Springer
Abstract. Testing of database applications is of great importance. Although various studies have been conducted to investigate testing techniques for database design, relatively fe...
ICDE
2006
IEEE
14 years 10 months ago
2006
IEEE
"Sparse" data, in which relations have many attributes that are null for most tuples, presents a challenge for relational database management systems. If one uses the no...
IEICET
2006
13 years 8 months ago
2006
In this paper, we evaluate the capacity of voice over internet protocol (VoIP) services over high-speed downlink packet access (HSDPA), in which frame-bundling (FB) is incorporated...
ICDE
2007
IEEE
14 years 10 months ago
2007
IEEE
This paper investigates the view update problem for XML views published from relational data. We consider (possibly) recursively defined XML views, compressed into DAGs and stored...
GEOINFO
2003
13 years 10 months ago
2003
Relational index structures, as for instance the Relational Interval Tree, the Relational R-Tree, or the Linear Quadtree, support efficient processing of queries on top of existing...