710 search results - page 34 / 142 » Relational Expressive Power of Constraint Query Languages |
DEXA
1997
Springer
13 years 12 months ago
1997
Springer
Abstract. In this paper, we consider a multidatabase system which consists of media databases and traditional alphanumeric databases. The semantic relationships which may exist amo...
VLDB
1994
ACM
13 years 11 months ago
1994
ACM
Most declarative SQL-like query languagesfor object-oriented database systems (OOSQL) are orthogonal languages allowing for arbitrary nesting of expressions in the select-, from-,...
WIDM
2004
ACM
14 years 1 months ago
2004
ACM
The use of relational database management systems (RDBMSs) to store and query XML data has attracted considerable interest with a view to leveraging their powerful and reliable da...
AICOM
2004
13 years 7 months ago
2004
Abstract. We address the problem of answering queries using expressive symmetric inter-schema constraints which allow to establish mappings between several heterogeneous informatio...
MODELS
2009
Springer
14 years 2 months ago
2009
Springer
One of the challenges faced by network management systems is the increasing need for consistent management of physical network equipment. We propose a solution where equipment is m...