计算机专业英语第四章

计算机专业英语
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UNIT FOUR
relational database model 关系数据库模型 follow on 跟随,继承,在…之后 hierarchical 层次的 presently 目前,不久 widely 广泛地 prior to 在…之前,优先于 dominate 支配,统治
计算机专业英语
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UNIT FOUR
package handle creating access maintain multiple concurrently
n.包裹,包 n.柄, 手感;vt.触摸, 处理, 操作 vi.搬运, 易于操纵;n.[计]句柄 vt.创造, 创作, 造成 n.通路, 入门;vt.存取, 接近 vt.维持, 维修, 继续, 供养, 主张
Introduction of Database Management Software
Summarization of Database
计算机专业英语
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UNIT FOUR
Lesson One Summarization of Database A database may be defined as a collection interrelated data stored together with as little redundancy as possible to serve one or more applications in an optimal fashion. 把…定义为… be defined as adj.相关的 interrelated redundancy n.冗余 optimal fashion 最理想的方式
计算机专业英语
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UNIT FOUR
"Hello, bill," said the manager, "I see that you are having your haircut in office time." "Yes, sir, I am," Bill said calmly, "You see, sir, it grows in office time." "Not all of it," said the manager at once, "Some of it grows in your own time." "Yes, sir, but I'm not having it all cut off."
The relational database model followed on from hierarchical and network databases and is presently the most widely used data model for database. Prior to 1970, mainframe database applications were dominated by network and hierarchical models.
计算机专业英语
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UNIT FOUR
Data Base Management System (DBMS)
The system software package that handles the difficult tasks associated with creating, accessing and maintaining data base records is called a database management system (DBMS). A DBMS will usually be handling multiple data calls concurrently.
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UNIT FOUR
form interactive embedded traditional ad hoc immediately
n.形状, 形式;v.形成, 排列 adj.交互式的 adj.嵌入的 adj.传统的 特别 adv.立即,直接地
计算机专业英语
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UNIT FOUR
英语口语练习材料
计算机专业英语
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UNIT FOUR
relationship 关系,关联 widespread 广泛的 acceptance 接受,容忍 straightforward 正直的,易懂的 conceptual 概念上的 algebra 代数 scheme 计划;阴谋,安排 be constructed from 由…构成 govern 统治,支配,管理
计算机专业英语
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UNIT FOUR
Lesson Three SQL Server 2000
SQL Server 2000 Product Overview Business today demands a different kind of data management solution. SQL Server 2000 provides the enterprise data management platform your organization needs to adapt quickly in a fastchanging environment. overview
1.Understanding each other is essential for a good relationship. 相互理解是维持良好关系的关键所在. 2.Spending money is easier than making money. 花钱比赚钱容易. 3.Learning English needs persistence. 学英语要持之以恒. 4.You are great! 你真棒! 5.You are crazy. 你疯了! 6.You are hopeless! 你没救了! 7.Hey!You are a big help. 嘿!你真是帮了个大忙. 8.You are a loser! 你输定了!
一般观点,总的看法
计算机专业英语
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With the lowest implementation and maintenance costs in the industry, SQL Server 2000 delivers rapid return on your data management investment. SQL Server 2000 supports the rapid development of enterprise-class business applications that can give your company a critical competitive advantage. investment
以数据为中心 面向对象的
计算机专业英语
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UNIT FOUR
Developers will have the necessary tools to manage data—from organizing tables of information, running queries, and creating an integrated relational database management system (DBMS) to programming a fullydeveloped data management application for end users.
计算机专业英语
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UNIT FOUR
syntactically field Integer Semantically corresponds to concept attribute represent
语法上 字段 整型 语义上 与…相对应 概念 属性 表示,象征
计算机专业英语
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Baidu NhomakorabeaUNIT FOUR
计算机专业英语
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UNIT FOUR
Lesson Two Introduction of Visual Foxpro 9.0
Visual Foxpro 9.0 Overview With its local cursor engine, tight coupling between language and data, and powerful features, Visual FoxPro 9.0 is a great tool for building database solutions of all sizes. cursor engine tight
指针引擎 紧的,紧密的
计算机专业英语
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Its data-centric, object-oriented language offers developers a robust set of tools for building database applications for the desktop, clientserver environments, or the Web. data-centric object-oriented
计算机专业英语
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UNIT FOUR
Structured Query Language (SQL) SQL is a database processing language endorsed by the American National Standards Institute. With its simple, powerful syntax, SQL represents a great progress in database access for all levels of management and computing professionals.
计算机专业英语
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UNIT FOUR
endorse vt.背书,认可 institute n.学会, 学院, 协会 vt.创立, 开始, 制定, 开始(调查), 提起(诉讼) syntax n.语法,句法 professional n.自由职业者, 专业人员; adj.专业的, 职业的
计算机专业英语
计算机专业英语
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UNIT FOUR
英语幽默笑话
I'm not having it all cut off Bill worked in a big office in the city, and he used to go to the barber's during working hours to have his hair cut, although this was against the rule: clerks had to have their hair cut in their own time. While bill was at the barber's one day, the manager of the office came in by chance to have his own hair cut. Bill saw him and tried to hide his face, but the manager recognized him.
计算机专业英语
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UNIT FOUR
Introduction to Relational Database
Syntactically, the information that a field contains conforms to a certain type, such as a real, an integer, a character or a string. Semantically, the meaning of information within a field corresponds to the concept or attribute represented by the field.
adj.多样的;n.倍数, 若干;v.成倍增加
adv.并发地
计算机专业英语
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UNIT FOUR
Management Information System (MIS) procedures n.程序,手续 Purpose n.目的,意图;vt.打算,企图 generally speaking 一般而言 responsibility n.责任,职责 obtaine vt.获得,得到