2070 search results - page 60 / 414 » Regret-Minimizing Representative Databases |
SEMWEB
2005
Springer
14 years 4 months ago
2005
Springer
Abstract. In this paper we benchmark three popular database representations of RDF/S schemata and data: (a) a schema-aware (i.e., one table per RDF/S class or property) with explic...
VLDB
2005
ACM
14 years 4 months ago
2005
ACM
Relational, XML and HTML data can be represented as graphs with entities as nodes and relationships as edges. Text is associated with nodes and possibly edges. Keyword search on s...
SDMW
2004
Springer
14 years 4 months ago
2004
Springer
In a database system, authorization-based access-control is generally the first line of defense, preventing unauthorized accesses to secret or sensitive data. However, this mechan...
SSDBM
2003
IEEE
14 years 4 months ago
2003
IEEE
Many emerging applications benefit from the extraction of geospatial data specified at different resolutions for viewing purposes. Data must also be topologically accurate and up-...
DASFAA
2007
IEEE
14 years 2 months ago
2007
IEEE
Abstract. In this paper, we present a novel ordered XPATH evaluation in treeunaware RDBMS. The novelties of our approach lies in the followings. (a) We propose a novel XML storage ...