candidate key的意思

candidate key中文翻譯：

候選鍵；[計]候選關鍵字

相似詞語短語

candidate───n.候選人，候補者；應試者

candidates───n.候選人；申請者；應征人員（candidate的復數）

candidateship───候選（人）資格（身份）

candidature───n.[法]候選人資格；候選人的地位（等于candidacy）

candidatures───n.[法]候選人資格；候選人的地位（等于candidacy）

candidateships───候選（人）資格（身份）

candidacies───n.候選資格；候選狀態

candidacy───n.候選資格；候選狀態

candid camerae───偷拍

雙語使用場景

Seeking for candidate key of relation scheme is an important question in designing database theory.───尋找關系模式的候選碼是數據庫設計理論中的重要問題。

Seeking the candidate key of the relation scheme is an important procedure in normalizing relation.───尋找關系模式的候選碼是對關系進行規范化的重要步驟。

No non-prime attribute in the table is functionally dependent on a part (proper subset) of a candidate key.───不存在非主屬性對任一候選鍵滴部分函數依賴。

Each of these keys is called a candidate key.───每個這樣的鍵都稱為候選鍵。

No non-prime attribute in the table is functionally dependent on a part (proper subset) of a candidate key.───不存在非主屬性對任一候選鍵的部分函數依賴。

The candidate key of minimum cardinality problem was pointed out to be NP-complete in literature [1], [2], and [3].───文獻[1]、[2]、[3]均明確指出，求一個關系模式的最小基數候選關鍵字問題是一個NP完全問題。

ID of the referenced column ( candidate key column ) .───被引用列（候選鍵列）的ID。

ID of the referenced object, which has the candidate key .───具有候選鍵的引用對象的ID。

英語使用場景

Candidate keys from conversion rules sometimes are different from candidate keys from definition of candidate key in the process of converting Entity-Relationship Diagram into Relation Model.