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VLDB
1994
ACM
14 years 18 days ago
1994
ACM
This paper introduces a formalism to describe the needs and preferences of database users. Because of the precise formulation of these concepts, we have found an automatic and ver...
VLDB
1998
ACM
14 years 23 days ago
1998
ACM
From beginning of 1994 to the end of 1996, the IRO-DB ESPRIT project has developed tools for accessing relational and object-oriented databases in an integrated way. The system is...
VLDB
1994
ACM
14 years 18 days ago
1994
ACM
We describe the integration of a structuredtext retrieval system (TextMachine) into an object-oriented database system (OpenODB). We use the external function capability of the da...
VLDB
1994
ACM
14 years 18 days ago
1994
ACM
Expert database systems extend the functionality of conventional database systems by providing a facility for creating and automatically executing Condition-Action rules. While Con...
VLDB
1994
ACM
14 years 18 days ago
1994
ACM
Global clustering has rarely been investigated in the area of spatial database systems although dramatic performance improvements can be achieved by using suitable techniques. In ...