281 search results - page 12 / 57 » Toward Practical Constraint Databases |
ICDT
2005
ACM
14 years 27 days ago
2005
ACM
We consider the problem of retrieving consistent answers over databases that might be inconsistent with respect to some given integrity constraints. In particular, we concentrate o...
CORR
2002
Springer
13 years 7 months ago
2002
Springer
A relational database is inconsistent if it does not satisfy a given set of integrity constraints. Nevertheless, it is likely that most of the data in it is consistent with the co...
ER
2003
Springer
14 years 18 days ago
2003
Springer
Abstract. Requirements Engineering techniques, based on the fundamental notions of agency, i.e., Agent, Goal, and Intentional Dependency, have been recognized as having the potenti...
SIGMOD
2008
ACM
14 years 7 months ago
2008
ACM
As XML-based messages have become common in many client-server protocols, there is a need to protect application servers from invalid or dangerous messages. This leads to the XML ...
TCS
1998
13 years 7 months ago
1998
We introduce a new constraint domain, aggregation constraints, that is useful in database query languages, and in constraint logic programming languages that incorporate aggregate...