基于梯子迭代求解全部候选关键字算法
An Algorithm for Solving All Candidate Keys of Relation Schema Based on the Treppeniteration Structure
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摘要: 本文定义了强主属性概念,讨论了属性子集梯子迭代结构问题,导出了求解全部候选关键字的新算法。Abstract: In this paper,we define the conception of strong primary attribute and discuss the treppeniteration structure of the attribute subset.A new algorithm for solving all candidate keys of relation schema is found.
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