486 search results - page 19 / 98 » What was the Query |
149
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ESORICS
2002
Springer
16 years 5 months ago
2002
Springer
Abstract. An important goal of security in information systems is confidentiality. A confidentiality policy specifies which users should be forbidden to acquire what kind of inform...
147
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CORR
2010
Springer
15 years 2 months ago
2010
Springer
: Given two testable properties P1 and P2, under what conditions are the union, intersection or set-difference of these two properties also testable? We initiate a systematic study...
152
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ISTA
2003
15 years 6 months ago
2003
: With the increasing amount of information available on the Internet one of the most challenging tasks is to provide search interfaces that are easy to use without having to learn...
172
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SIGMOD
2003
ACM
16 years 5 months ago
2003
ACM
Database queries often take the form of correlated SQL queries. Correlation refers to the use of values from the outer query block to compute the inner subquery. This is a conveni...
164
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SSDBM
2008
IEEE
15 years 11 months ago
2008
IEEE
Increasingly, many data sources appear as online databases, hidden behind query forms, thus forming what is referred to as the deep web. It is desirable to have systems that can pr...