6279 search results - page 1173 / 1256 » Studies in Solution Sampling |
164
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SIGMOD
2007
ACM
15 years 10 months ago
2007
ACM
In this report, we provide a summary1 of the First Int'l VLDB Workshop on Clean Databases (CleanDB 2006), which took place at Seoul, Korea, on September 11, 2006, in conjunct...
163
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SIGMOD
2006
ACM
15 years 10 months ago
2006
ACM
We study the problem of finding efficient equivalent viewbased rewritings of relational queries, focusing on query optimization using materialized views under the assumption that ...
159
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SIGMOD
2005
ACM
15 years 10 months ago
2005
ACM
In this paper, we study the evaluation of skyline queries with partially-ordered attributes. Because such attributes lack a total ordering, traditional index-based evaluation algo...
SIGMOD
2004
ACM
15 years 10 months ago
2004
ACM
Dynamic plan migration is concerned with the on-the-fly transition from one continuous query plan to a semantically equivalent yet more efficient plan. Migration is important for ...
PODS
2004
ACM
15 years 10 months ago
2004
ACM
Several studies have demonstrated the effectiveness of the wavelet decomposition as a tool for reducing large amounts of data down to compact wavelet synopses that can be used to ...