12714 search results - page 115 / 2543 » Designing Data Warehouses |
336
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ICDE
2001
IEEE
16 years 5 months ago
2001
IEEE
We consider the problems of computing aggregation queries in temporal databases, and of maintaining materialized temporal aggregate views efficiently. The latter problem is partic...
230
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VLDB
2005
ACM
16 years 4 months ago
2005
ACM
Recommendations are crucial for the success of large websites. While there are many ways to determine recommendations, the relative quality of these recommenders depends on many fa...
140
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TIME
2005
IEEE
15 years 9 months ago
2005
IEEE
Historical information can be effectively preserved using XML and searched through powerful historical queries written in XQuery. Indeed, by storing the successive versions of a d...
159
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WEBDB
2001
Springer
15 years 8 months ago
2001
Springer
In this paper, we propose to use database technology to improve performance of web proxy servers. We view the cache at a proxy server as a web warehouse with data organized in a h...
139
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EDBT
2010
ACM
15 years 7 months ago
2010
ACM
Probabilistic top-k ranking queries have been extensively studied due to the fact that data obtained can be uncertain in many real applications. A probabilistic top-k ranking quer...