7576 search results - page 1280 / 1516 » On Querying Ontologies and Databases |
151
Voted
ER
1999
Springer
15 years 11 months ago
1999
Springer
Database support of time-varying phenomena typically assumes that entities change in a linear fashion. Many phenomena, however, change cyclically over time. Examples include monsoo...
235
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ISD
1999
Springer
15 years 11 months ago
1999
Springer
The successful development of any geographic information system project needs the careful design and implementation of spatial databases via conceptual and logical data-modeling. T...
214
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VRML
1998
ACM
15 years 11 months ago
1998
ACM
In its current state, VRML does not provide support for interaction and on-line access to databases, even though these are two fundamental issues for business applications. We hav...
184
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ER
1998
Springer
15 years 11 months ago
1998
Springer
The practical implementation and use of a mediator for fixed income securities analysis demonstrated the potential for extending the application of conceptual modeling from the sys...
163
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SIGMOD
1996
ACM
15 years 10 months ago
1996
ACM
Many commercial database systems maintain histograms to summarize the contents of relations and permit efficient estimation of query result sizes and access plan costs. Although s...