542 search results - page 9 / 109 » An Effective SPARQL Support over Relational Databases |
ICEIS
2009
IEEE
14 years 3 months ago
2009
IEEE
Abstract. In the Web environment, rich, diverse sources of heterogeneous and distributed data are ubiquitous. In fact, even the information characterizing a single entity - like, f...
VLDB
1991
ACM
14 years 2 days ago
1991
ACM
Systems designed for efficient retrieval of conventional data can be very inefficient at retrieving documents. Documents have more complex structure than conventional data, and th...
ICDE
2010
IEEE
14 years 8 months ago
2010
IEEE
Many web databases can be seen as providing partial and overlapping information about entities in the world. To answer queries effectively, we need to integrate the information abo...
WMCSA
2002
IEEE
14 years 1 months ago
2002
IEEE
We show how the database community’s notion of a generic query interface for data aggregation can be applied to ad-hoc networks of sensor devices. As has been noted in the senso...
SIGMOD
2005
ACM
14 years 8 months ago
2005
ACM
Monitoring aggregates on IP traffic data streams is a compelling application for data stream management systems. The need for exploratory IP traffic data analysis naturally leads ...