390 search results - page 26 / 78 » Supporting Complex Multi-Dimensional Queries in P2P Systems |
SAT
2004
Springer
15 years 5 months ago
2004
Springer
Kolaitis and Vardi pointed out that constraint satisfaction and conjunctive query containment are essentially the same problem. We study the Boolean conjunctive queries under a mor...
102
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PSSS
2003
15 years 1 months ago
2003
Abstract: We present DLDB, a knowledge base system that extends a relational database management system with additional capabilities for DAML+OIL inference. We discuss a number of ...
ICDE
1994
IEEE
15 years 3 months ago
1994
IEEE
In this paper, we describe a query system that provides visual relevance feedback in querying large databases. Our goal is to support the process of data mining by representing as...
100
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AMW
2009
15 years 26 days ago
2009
Conventional operators for data retrieval are either based on exact matching or on total order relationship among elements. Neither of them is appropriate to manage complex data, s...
PVLDB
2008
14 years 11 months ago
2008
Reading and perceiving complex SQL queries has been a time consuming task in traditional database applications for decades. When it comes to decision support systems with automati...