394 search results - page 38 / 79 » Conditional Preferences: A New Semantics for Database Querie... |
ARTDB
1997
Springer
13 years 11 months ago
1997
Springer
This paper proposes a strategy for parallel composite event detection in Active database systems (DBS). Up to now, the detection is sequential and totally synchronized, and thus p...
ECIR
2009
Springer
13 years 5 months ago
2009
Springer
Abstract. The structural heterogeneity and complexity of XML repositories makes query formulation challenging for users who have little knowledge of XML. To assist its users, an XM...
VLDB
2007
ACM
14 years 1 months ago
2007
ACM
The recent upsurge in the interest in Semantic Web services and the high-profile projects such as the WSMO, OWLS, and SWSL, have drawn attention to the importance of logic-based ...
TVCG
2002
13 years 7 months ago
2002
Image databases are nowadays widely exploited in a number of different contexts, ranging from history of art, through medicine, to education. Existing querying paradigms are based ...
SIGMOD
2004
ACM
14 years 7 months ago
2004
ACM
Current day database applications, with large numbers of users, require fine-grained access control mechanisms, at the level of individual tuples, not just entire relations/views,...