7576 search results - page 397 / 1516 » On Querying Ontologies and Databases |
215
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DBA
2006
15 years 9 months ago
2006
: Recursive queries are required in many object-oriented database applications. Among them we can mention Bill-Of-Material (BOM), stock market dependencies, various kinds of networ...
209
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W3C
1998
15 years 9 months ago
1998
This paper discusses the use of XML in conjunction with a variety of repositories and database systems, and outlines some of the requirements for an effective query language. Many...
190
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ADC
2007
Springer
16 years 1 months ago
2007
Springer
A huge diversity of biological databases is available via the Internet, but many of these databases have been developed in an ad hoc manner rather than in accordance with any data...
365
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Publication
The tremendous increase in the use of cellular phones, GPS-like devices, and RFIDs results in highly dynamic environments where objects as well as queries are continuously moving. ...
186
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VLDB
2005
ACM
16 years 1 months ago
2005
ACM
The largest databases in use today are so large that answering a query exactly can take minutes, hours, or even days. One way to address this problem is to make use of approximati...