224 search results - page 4 / 45 » Incorporating Semantic Relationships into an Object-Oriented... |
DOOD
1993
Springer
13 years 10 months ago
1993
Springer
In this paper we introduce a logical query language extended with object-oriented typing facilities. This language, called DTL (from DataTypeLog), can be seen as an extension of Da...
ISKI
1992
13 years 9 months ago
1992
One of the objectives of ooDBMSs is to use type-speci c methods for manipulating objects, in order to maintain the consistency of the database. This is, however, little help for t...
BIRTHDAY
2006
Springer
13 years 9 months ago
2006
Springer
Logic and object-orientation (OO) are competing ways of looking at the world. Both view the world in terms of individuals. But logic focuses on the relationships between individual...
ER
1995
Springer
13 years 9 months ago
1995
Springer
We describe a (meta) formalism for defining a variety of (object oriented) data models in a unified framework based on a variation of first-order logic. As specific example we use...
VLDB
1991
ACM
13 years 9 months ago
1991
ACM
Rules have been proposed for providing active behaviour in DBMS. Previous attempts to add rules to Object Oriented DBs have often resulted in a dichotomy between rules and other k...