736 search results - page 55 / 148 » A Flexible Database Authorization System |
191
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SIGMOD
2009
ACM
16 years 5 months ago
2009
ACM
Commercial database systems expose query hints to fix poor plans produced by the query optimizer. However, current query hints are not flexible enough to deal with a variety of no...
153
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NAR
2000
15 years 4 months ago
2000
The European Molecular Biology Laboratory (EMBL) Nucleotide Sequence Database (http://www.ebi.ac. uk/embl/index.html ) is maintained at the European Bioinformatics Institute (EBI)...
136
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MOBISYS
2007
ACM
16 years 4 months ago
2007
ACM
We report on the design, implementation, and evaluation of a system called Cedar that enables mobile database access with good performance over low-bandwidth networks. This is acc...
134
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IFIPTM
2009
15 years 2 months ago
2009
To date, research in trust negotiation has focused mainly on the theoretical aspects of the trust negotiation process, and the development of proof of concept implementations. Thes...
135
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DEBU
2008
15 years 4 months ago
2008
Increasingly, companies recognize that most of their important information does not exist in relational stores but in documents. For a long time, textual information has been rela...