454 search results - page 49 / 91 » SPARQL Query Processing with Conventional Relational Databas... |
107
click to vote
SIGMOD
2010
ACM
14 years 11 months ago
2010
ACM
Automated extraction of structured data from Web sources often leads to large heterogeneous knowledge bases (KB), with data and schema items numbering in the hundreds of thousands...
PODS
2010
ACM
15 years 4 months ago
2010
ACM
The notion of certain answers arises when one queries incompletely specified databases, e.g., in data integration and exchange scenarios, or databases with missing information. W...
95
Voted
WWW
2008
ACM
15 years 11 months ago
2008
ACM
Because of the high volume and unpredictable arrival rate, stream processing systems may not always be able to keep up with the input data streams-- resulting in buffer overflow a...
SSDBM
1998
IEEE
15 years 3 months ago
1998
IEEE
In several working environments, production involves repeated executions of certain procedures. A workflow describes the individual tasks performed in these procedures and their i...
161
Voted
SIGMOD
2009
ACM
15 years 11 months ago
2009
ACM
DejaVu is an event processing system that integrates declarative pattern matching over live and archived streams of events on top of a novel system architecture. We propose to dem...