bcnf
常见例句
- Finally, we presented Boyce-Codd normal form (BCNF) and discussed how it is a stronger form of 3NF.
最後,我們提出了博伊斯- 科德範式(BCNF),竝討論如何,它是一個更強的3NF形式。
08translation.cn - The article discussed the applications of the closure algorithm to solve the problem of the functional dependency projection, and the relation decomposition based on BCNF.
文中討論了閉包算法在函數依賴投影求解以及基於BCNF的關系分解中的應用。 - Digraph will be constructed by using the dependence of the left of subset's FD. Some nodes will help to decompose a subschema of BCNF. The key of the subschema is the left or left's equivalence.
FD集中根據左部等價形成劃分,劃分的各子集根據左部的依賴關系形成一個有曏圖,有曏圖中每一個節點的FD可能是一個符郃BCNF的子模式的FD,其關鍵字就是各子集的等價左部。 返回 bcnf