1933 search results - page 385 / 387 » Query Containment Using Views |
CSL
2009
Springer
15 years 1 months ago
2009
Springer
My talk will be a survey of recent results about the quest for a logic capturing polynomial time. In a fundamental study of database query languages, Chandra and Harel [4] first ra...
GIS
2007
ACM
15 years 1 months ago
2007
ACM
A frequent query in geospatial planning and decision making domains (e.g., emergency response, data acquisition, street cleaning), is to find an optimal traversal plan (OTP) that ...
ECAI
1998
Springer
15 years 1 months ago
1998
Springer
Abstract. We extend different Description Logics by concrete domains (such as integers and reals) and by aggregation functions over these domains (such as min;max;count;sum), which...
93
Voted
EON
2003
14 years 10 months ago
2003
In this paper we describe Racer, which can be considered as a core inference engine for the semantic web. The Racer inference server offers two APIs that are already used by at le...
DEBU
2008
14 years 9 months ago
2008
Data-driven Web services, viewed broadly as interactive systems available on the Web for users and programs, provide the backbone for increasingly complex Web applications. While ...