13591 search results - page 2383 / 2719 » On the Implementation of Dynamic Evaluation |
273
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VLDB
2004
ACM
16 years 7 months ago
2004
ACM
Ranking queries produce results that are ordered on some computed score. Typically, these queries involve joins, where users are usually interested only in the top-k join results....
291
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SIGMOD
2009
ACM
16 years 7 months ago
2009
ACM
We present a complete XPath cost-based optimization and execution framework and demonstrate its effectiveness and efficiency for a variety of queries and datasets. The framework i...
217
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SIGMOD
2001
ACM
16 years 7 months ago
2001
ACM
As XML has developed over the past few years, its role has expanded beyond its original domain as a semantics-preserving markup language for online documents, and it is now also t...
189
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EDBT
2004
ACM
16 years 7 months ago
2004
ACM
Abstract. The paper discusses the design and prototype implementation of a QoS-aware multimedia database system. Recent research in multimedia databases has devoted little attentio...
157
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EDBT
2008
ACM
16 years 7 months ago
2008
ACM
Automatic physical database design tools rely on "what-if" interfaces to the query optimizer to estimate the execution time of the training query workload under differen...