surrogate keys are artificial keys that link dimension and fact tables and that are used to ensure uniqueness and to improve performance .

it is not necessary to possess the ultimate definition of this uniqueness. even to speculate on it is a gain.

这种独特性最终如何定义无关紧要，但即使思考一下这个问题也会是得益非浅的。

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but buruma, whose book paddles in some of the stranger waters of japanese behaviour, disputes that this is evidence of uniqueness.

但是，布鲁马对这一点是否能证明日本的独特性表示怀疑。

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in this particular case, let's assume that the uniqueness of a person in the system is its first name-last name combination.

在这个特定例子中，假设系统中Person的惟一性是其姓名的组合。

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the un-uniqueness of estimated parameter is one of the problems in geodetic and geophysical inversion.

解的非惟一性是大地测量地球物理反演的一个难题。

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on principle, to replicate any human technologically is against the basic dignity of the uniqueness of each human being.

原则上讲，以技术复制人违反了每一个人独有的基本的尊严。

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a unique constraint enforces the uniqueness of the values in a set of columns, so no duplicate values are entered.

强制UNIQUE约束在一列设置值的唯一性，所以没有重复的值输入。

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without this restriction, maintaining uniqueness across multiple range partitions would be impractical.

如果没有这一限制，就无法维护跨越多个分区的唯一性。

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this uniqueness is instilled at the moment of the soul's conception within creator's desire.

这种独特性是在灌输灵魂的观念在创作的欲望时刻。

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as a tourist attraction, the mountains are attracting tourists from far away with its uniqueness.

作为一个旅游胜地，公母山以它的独特魅力，吸引着各地游客。

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however, the social technology, after all, has its own uniqueness. it has its own research methods, theoretical framework.

然而，社会技术毕竟有其特殊性，研究策略、理论框架也肯定有自己独特之处。

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accordingly, want to see clear title work above all, choose accurate result next, ensure the uniqueness of the answer.

因此，首先要看清题干，然后选准答案，并确保答案的唯一性。

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e-commerce dispute has its uniqueness in cross-border, requiring the dispute settlement mechanism outside court proceedings to help resolve.

电子交易所引起的争端有其跨国境的独特性，需要以法庭诉讼以外的争端解决机制帮助解决。

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the complexity, variation and uniqueness of each ear is nothing short of amazing.

每个耳朵的唯一性、多样性和复杂性简直令人惊异。

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uniqueness is rare, and coming up with a continuous stream of products with unique features is, in practice, extremely difficult.

能够做到独一无二是很困难的，而实际中，产品能够做到一直保持独一无二更是难上加难。

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an index also affords adaptive server anywhere a convenient means of enforcing a uniqueness constraint on the rows in a table.

索引还使AdaptiveServerAnywhere能够方便地对表的行强制唯一性约束。

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but they also turned her near uniqueness as a female writer into a morality tale of sexual and social deviance.

但是他们也把她女性作者的独特性，扭曲成一个性向和社会性变异的道德故事。

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let the uniqueness of the moment help you discover new ways of tasting life's real pleasures.

就让这个特殊的时刻引领你，寻找品味人生真正快乐的各种新途径吧！

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in steps a beautiful female doctor who tries to shield him from the cruel reality of his uniqueness.

在步骤一个美丽的女医生谁试图掩盖他从残酷的现实，他的独特性。

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reflecting uniqueness in terms of colour, shape, size and lustre, each pearl is an expression of the wearer's taste.

每颗珍珠在颜色、形状、大小和光泽方面都独一无二，诠释着佩戴者的特有品味。

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the portability and uniqueness of the can will really help our beverage stand out on retail shelves.

在便携性和独特性可以将真正帮助我们的饮料站了零售货架上。

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