116 search results - page 12 / 24 » An Extended Relational Database Model for Uncertain and Impr... |
ER
1994
Springer
13 years 11 months ago
1994
Springer
Abstract. As information systems are increasingly being called upon to play vital roles in organizations, conceptual modelling techniques need to be extended to relate information ...
RULES
1993
Springer
13 years 11 months ago
1993
Springer
Semantic models have shown the utility of arbitrary user-de ned relationships for de ning the semantics of database information, while objectoriented models have developed a stron...
IAJIT
2010
13 years 6 months ago
2010
: Privacy is one of the most important properties of an information system must satisfy, in which systems the need to share information among different, not trusted entities, the p...
ER
2004
Springer
14 years 1 months ago
2004
Springer
Abstract. Past research work on modeling and managing temporal information has, so far, failed to elicit support in commercial database systems. The increasing popularity of XML oï...
WER
1998
Springer
13 years 11 months ago
1998
Springer
Active systems are emerging in many fields, being particularly interesting those like Active Database Management Systems which always provide some kind of reactive capabilities. I...