1860 search results - page 291 / 372 » A Model of Queries for Object-Oriented Databases |
246
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ICDT
2010
ACM
16 years 1 months ago
2010
ACM
We consider a fragment of XPath named `forward-XPath', which contains all descendant and rightwards sibling axes as well as data equality and inequality tests. The satisfiabi...
151
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VLDB
2001
ACM
15 years 8 months ago
2001
ACM
“Peer-to-peer” systems like Napster and Gnutella have recently become popular for sharing information. In this paper, we study the relevant issues and tradeoffs in designing a...
222
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ICDE
1995
IEEE
16 years 5 months ago
1995
IEEE
The model of flexible relations supports heterogeneous sets of tuples in a strongly typed way. The elegance of the standard relational model is preserved by using a single, generi...
137
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SSD
1997
Springer
15 years 8 months ago
1997
Springer
Abstract: In many geographical applications there is a need to model spatial phenomena not simply by sharp objects but rather through indeterminate or vague concepts. To support su...
131
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ER
2007
Springer
15 years 10 months ago
2007
Springer
The emerging area of business process intelligence attempts to enhance the analytical capabilities of business process management systems by employing data warehousing and mining t...