信息管理专业英语教程unit7课件

1、信息管理专业英语教程 人民邮电出版社 司爱侠 张强华 编著Unit 7 Database Basic Concept 退出New Words New Words New Words New Words New Words New Words Phrases distinguish from区别，识别a suit of一套distributed database分布式数据库object-oriented programming database面向对象编程数据库hard drive硬盘index file索引文件data dictionary数据字典application program int

2、erface应用程序接口fit into适合sales price销售价格Phrases and so forth等等；诸如此类；依此类推meet ones need满足某人的需求branch office manager分店业务经理financial services manager金融服务经理up to 多达instance variable实例变量static field静态字段data structure数据结构sort order排序Phrases be similar to类似于relational graph关系图spread out 扩散under the control of

3、在.的控制之下，受.控制be attached to附加到time consuming耗费时间的depending on取决于on the other hand另一方面AbbreviationsDBMS (Database Management System)数据库管理系统SQL (Structured Query Language)结构化查询语言SEQUEL (Structured English QUEry Language)结构化英语查询语言ANSI（American National Standards Institute)美国国家标准学会SAG SQL (SQL Access Gro

4、up)SQL访问组Text请老师朗读并讲解课文Notes 1 A database is a collection of information that is organized so that it can easily be accessed, managed, and updated. 本句中，that is organized so that it can easily be accessed, managed, and updated是一个定语从句，修饰和限定information。在该从句中，so that it can easily be accessed, managed,

5、and updated是一个目的状语从句，修饰从句的谓语is organized。Notes 2 The most prevalent approach is the relational database, a tabular database in which data is defined so that it can be reorganized and accessed in a number of different ways. 本句中，a tabular database in which data is defined so that it can be reorganized

6、 and accessed in a number of different ways是一个名词性短语，对the relational database进行补充说明。在该短语中，in which data is defined so that it can be reorganized and accessed in a number of different ways是一个介词前置的定语从句，修饰和限定a tabular database。在该从句中，so that it can be reorganized and accessed in a number of different way

7、s是一个目的状语从句，修饰从句的谓语is defined。Notes 3 An object-oriented programming database is one that is congruent with the data defined in object classes and subclasses. 本句中，that is congruent with the data defined in object classes and subclasses是一个定语从句，修饰和限定one。one指代database。在该从句中，defined in object classes and

8、 subclasses是一个过去分词短语，做定语，修饰和限定the data。Notes 4 As one of the oldest components associated with computers, the database management system (DBMS) is a computer software program that is designed as the means of managing all databases that are currently installed on a system hard drive or network. 本句中，A

9、s one of the oldest components associated with computers是一个原因状语。在该状语中，associated with computers是一个过去分词短语，做定语，修饰和限定one of the oldest components。that is designed as the means of managing all databases that are currently installed on a system hard drive or network是一个定语从句，修饰和限定a computer software progra

10、m。在该从句中，that are currently installed on a system hard drive or network也是一个定语从句，修饰和限定all databases。Notes 5 A relational database is a collection of data items organized as a set of formally-described tables from which data can be accessed or reassembled in many different ways without having to reorga

11、nize the database tables. 本句中，organized as a set of formally-described tables from which data can be accessed or reassembled in many different ways without having to reorganize the database tables是一个过去分词短语，做定语，修饰和限定data items。在该短语中，from which data can be accessed or reassembled in many different way

12、s without having to reorganize the database tables是一个介词前置的定语从句，修饰和限定a set of formally-described tables。Notes 6 In database, index is a data structure, which orders data of one or more columns in database table. 本句中，which orders data of one or more columns in database table是一个非限定性，对a data structure进行补充说明。Exercises 请做课后练习练习参考答案单独提供计算机英语教程，北京，人民邮电出版社：国家级十五规划教材电脑英语掌中宝，南京，东南大学出版社：获“华东地区大学出版社教材专著二等奖”计算机专业英语教程，北京，高等教育出版社电子商务专业英语教程，北京，高等教育出版社电脑英语五周通，西安，西安电子科技大学出版社电脑英语词汇通，北京，人民邮电出版社计算机实用英语，西安，世界图书出版公司计算机专业英语教程，北京，清华大学出版社电子商务专业英语教程，北京，清华大学出版社信息管理专业英语教程，北京，清华大学出版社电气工程专业英语教程，北京，清华大学出版社电子商