relational operator

Operator method has practical value for research on relational database.

算子化方法对于关系数据库理论的研究也有一定的实用价值.

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In relational databases, an operator in relational algebra.

在关系数据库中, 关系代数用的一种运算符.

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This operator also extracts the date and time information from a timestamp, populating two relational columns from one XML data value.

该操作符还从时间戳提取日期和时间信息，并用一个XML数据值填充两个关系列。

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In this paper weighted geometric average operator was adopt to gather the judgment matrixes which made by decision makers, the weighted geometric average operator was express as Using a new method which is grey relational analysis to test the consistency of the group judgment matrixes.

采用加权几何平均算子作为集结决策者们判断矩阵的算子。并应用灰色关联分析方法检验判断矩阵群的一致性。

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The study reveals, in consumer advertising, functional tenor is mainly realized by material and relational processes, declarative and imperative mood, modal operator 'can', person system and attitudinal adjectives.

研究表明广告语篇的功能主旨主要通过广告语言中的物质过程和关系过程、陈述语气和命令语气、人称系统、以及情态动词‘can’和表达广告者态度的形容词来实现。

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