3225 search results - page 250 / 645 » Query Optimization by Stored Queries |
167
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SEMWEB
2004
Springer
15 years 11 months ago
2004
Springer
Abstract. Increasing the number of peers in a peer-to-peer network usually increases the number of answers to a given query as well. While having more answers is nice in principle,...
154
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ISMIS
1999
Springer
15 years 10 months ago
1999
Springer
Semantic Query Optimisation makes use of the semantic knowledge of a database (rules) to perform query transformation. Rules are normally learned from former queries fired by the u...
198
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ICDCS
2007
IEEE
15 years 10 months ago
2007
IEEE
On-line decision making often involves query processing over time-varying data which arrives in the form of data streams from distributed locations. In such environments typically...
136
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CGF
2004
15 years 6 months ago
2004
We present a simple but powerful algorithm for optimizing the usage of hardware occlusion queries in arbitrary complex scenes. Our method minimizes the number of issued queries an...
159
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VLDB
2002
ACM
15 years 5 months ago
2002
ACM
Star queries are the most prevalent kind of queries in data warehousing, OLAP and business intelligence applications. Thus, there is an imperative need for efficiently processing ...