7607 search results - page 355 / 1522 » Querying data provenance |
193
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DBSEC
2003
15 years 8 months ago
2003
With mobile computing and powerful laptops, databases with sensitive data can be physically retrieved by malicious users who can employ techniques that were not previously thought...
160
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IADIS
2003
15 years 8 months ago
2003
XML has become the most useful standard of data interchange in the web and e-business world and there is a large amount of information stored in this format. Nonetheless, a large ...
176
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IPL
2007
15 years 6 months ago
2007
We deal with the problem of maintaining a dynamic graph so that queries of the form “is there an edge between u and v?” are processed fast. We consider graphs of bounded arbor...
319
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ICDE
2006
IEEE
16 years 8 months ago
2006
IEEE
The rapid increase in the data volumes for the past few decades has intensified the need for high processing power for database and data mining applications. Researchers have acti...
267
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SIGMOD
2005
ACM
16 years 7 months ago
2005
ACM
Relational DBMS typically execute concurrent queries independently by invoking a set of operator instances for each query. To exploit common data retrievals and computation in con...