浮华 发表于 2025-3-21 17:28:42

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失望昨天 发表于 2025-3-21 22:47:26

Query Processing Techniques,nsive distance computations. We give lower bounds for the string edit distance and show their implementation in SQL. We provide an upper bound for the tree edit distance and discuss lower bounds for both the unit cost and the fanout weighted tree edit distance.

eulogize 发表于 2025-3-22 02:26:12

Filters for Token Equality Joins,tring) and toks is the set of tokens for the object identified by id (for example, the q-grams of a string). The join predicate is an overlap constraint on the toks attribute, which represents the similarity between objects. For example, find all pairs of objects which have at least 10 tokens in common.

证明无罪 发表于 2025-3-22 07:43:51

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现实 发表于 2025-3-22 12:21:15

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Palatial 发表于 2025-3-22 16:51:35

Conclusion,In this book we have described the basic concepts and techniques to compute similarity joins in relational databases. Similarityjoins are particularly relevant for complex objects, including string and trees, where equality frequently yields unsatisfactory results.

做方舟 发表于 2025-3-22 19:21:00

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anaerobic 发表于 2025-3-23 01:01:26

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blithe 发表于 2025-3-23 02:33:27

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染色体 发表于 2025-3-23 08:58:33

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查看完整版本: Titlebook: Similarity Joins in Relational Database Systems; Nikolaus Augsten,Michael H. Böhlen Book 2014 Springer Nature Switzerland AG 2014