8763 search results - page 158 / 1753 » Querying Database Knowledge |
125
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ICDM
2007
IEEE
15 years 10 months ago
2007
IEEE
Data security is a critical issue for many organizations. Sensitive data must be protected from both inside and outside attackers. Access control policies and related mechanisms h...
264
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VLDB
2005
ACM
16 years 4 months ago
2005
ACM
XML database systems emerge as a result of the acceptance of the XML data model. Recent works have followed the promising approach of building XML database management systems on un...
152
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SIGMOD
2001
ACM
16 years 4 months ago
2001
ACM
Virtually all proposals for querying XML include a class of query we term "containment queries". It is also clear that in the foreseeable future, a substantial amount of...
144
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DAGM
1999
Springer
15 years 8 months ago
1999
Springer
Both, the number and the size of spatial databases, such as geographic or medical databases, are rapidly growing because of the large amount of data obtained from satellite images,...
130
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IV
2006
IEEE
15 years 10 months ago
2006
IEEE
Current database technologies do not support contextualised representations of multi-dimensional narratives. This paper outlines a new approach to this problem using a multi-dimen...