relational system

The real-time database is frequently used in plant-level monitoring information system of Power Plant. It is a non-relational database which has characteristics of mass storage data and comprehensive information.

实时数据库是电厂等厂级监控信息体系所采用的数据库，是非关系型数据库，其具有海量的存储数据，丰富完整的信息量等特点。

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Structured Query Language ( SQL): In IBM System and products, a complete full-function, relational database management system with integrated query and report writing facilities.

结构化的查询语言是在IBM系统与产品中，一种完整的，功能齐全的关系型数据库管理系统，其中带有集成查询设施和种种报告书设施。

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In the past 30 years, the database system has already developed the no relational model, the next generation Object-Relational Database System ( ORDBS), the third generation Object Oriented database system ( OODBS).

经过30年的发展，数据库系统已经历了第一非关系型数据库、第二代关系型数据库（ORDBS）的发展到面向对象数据库系统（OODBS）和各种专业数据库。

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Based on relational database and Web technology, the integration of intelligent building services management information system was discussed.

方法以智能建筑设备管理信息流为主线，讨论基于关系型数据库和Web技术的智能建筑设备管理信息系统集成；

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From 1998 to 2003, the gray relational entropy of low-water resource system changes from low, high to low value. After 2003, the gray relational entropy begins to increase again.

研究结果表明，贵阳地区1998年到2003年其枯水资源系统的有序度变化从增加到减小再到增加，2003年以后灰关联熵又开始增加，系统有序度又有增强的趋势。

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The design method based on the boundary representation of geometric objects is proposed for a geometric moulding system graphic database. Its implementation on the UNIFY relational database management system and the design of C language interface are illustrated.

本文以几何体的边界表示法为基础，提出了一个几何造型系统的图形数据库设计方法，并介绍了该方法在UNIFY关系数据库管理系统上的实现及C语言接口设计。

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Choosing appropriate plan of stamping process is very important. Fuzzy expert system combined with relational database and object-oriented method are used for stamping process planning to realize the fuzzy decision on plan of stamping process.

提出将模糊专家系统技术结合关系型数据库和面向对象方法引入冲裁工艺设计过程中，实现了冲裁工艺方案选择的模糊决策问题。

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Why was System R chosen as the model for IBM's first relational database?

为何System R被选中作为第一个关系型数据库？

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Based the gray trend relational degree and systems engineering theory, the model relational system is investigated.

本文应用系统工程理论, 结合灰色趋势关联度,研究了灰色趋势关联系统及数学模型.

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In a relational system, you would use one table to store an order and a second foreign-keyed table to store order items.

在关系型系统中，你会用一张表来存储订单，另一张外键的表来存储订单项。

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And the SQl is considered as standardized language of Relational Data Base Management System.

SQL被作为关系型数据库管理系统的标准语言。

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