3320 search results - page 401 / 664 » Accessibility of the Database Literature |
187
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PODS
1999
ACM
15 years 11 months ago
1999
ACM
Despite advances in recent years in the area of mandatory access control in database systems, today's information repositories remain vulnerable to inference and data associa...
211
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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...
179
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SIGMOD
1996
ACM
15 years 11 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...
233
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SIGMOD
1994
ACM
15 years 11 months ago
1994
ACM
In the mobile wireless computing environment of the future, a large number of users, equipped with low-powered palmtop machines, will query databases over wireless communication ch...
188
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VLDB
1993
ACM
15 years 11 months ago
1993
ACM
Extensions of the traditional atomic transaction model are needed to support the development of multi-system applications or work ows that access heterogeneous databases and legac...