candidate key的例句大全

An algorithm to find the candidate key whose cardinality is m based on the attributes analysis table

基于属性分析表的基数为M的候选关键字一种求法

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id of the referenced object, which has the candidate key .

具有候选键的引用对象的ID。

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each candidate key value uniquely identifies a single row in the table .

每个候选键值唯一标识表中的单个行。

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an algorithm to seek the candidate key of a relation scheme in the fd of the left single attribute

在左边是单属性的函数依赖集中寻找关系模式候选码的算法

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an effective algorithm for calculating a candidate key of relational scheme

求解关系模式中一个候选关键字的一种有效算法

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seeking for relation scheme candidate key by using functional depending graph

利用函数依赖图寻找关系模式的候选码

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no non-prime attribute in the table is functionally dependent on a part (proper subset) of a candidate key.

不存在非主属性对任一候选键的部分函数依赖。

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each of these keys is called a candidate key.

每个这样的键都称为候选键。

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seeking for candidate key of relation scheme is an important question in designing database theory.

寻找关系模式的候选码是数据库设计理论中的重要问题。

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the candidate key of minimum cardinality problem was pointed out to be np-complete in literature [1], [2], and [3].

文献[1]、[2]、[3]均明确指出，求一个关系模式的最小基数候选关键字问题是一个NP完全问题。

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id of the referenced column ( candidate key column ) .

被引用列（候选键列）的ID。

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For example, if you are creating a Customer table and the CustomerID is marked as not null, then when you define the primary key, CustomerID will show as a candidate column.

例如，如果您要创建一个Customer表并且CustomerID被标记为not null，则当您定义主键时，CustomerID将会显示为备选列。

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Troubles in Iraq and the economy did not stop Mr Bush winning the US presidential election, defeating Democratic candidate John Kerry after taking the key swing state of Ohio.

11月，伊拉克问题和美国经济的缓慢发展并未影响美国总统布什的连任。

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in a field in which experience was a key criterion, mr carney was an outstanding candidate.

在一个以经验为关键评判标准的领域，卡尼是一位杰出的候选人。

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The Active Site on the Target is the lock, and the drug candidate is the key.

如果“目标”的活性部位是锁, 药物分子就是钥匙.

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Zhang Jie, principal of Shanghai Jiao Tong University, told SciDev. Net: "The key to attracting real top talent is to set up a mechanism able to assess a candidate's value in an objective way."

上海交通大学校长张杰在接受SciDev.Net采访时说：“吸引真正高端人才的关键在于建立一个评价机制，能够客观肯定候选人价值。”

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