计算机专业英语 Chapter 4

《计算机专业英语 Chapter 4》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、DatabaseReadingChapter4WhatcanIdo??Theproblemissolved!Chapter4计算机专业英语WhatcanIdo??Background:RichardandMarkaregoodfriends.Theyareinthesameuniversity.RichardismajoringincomputerscienceandMarkisabusinesstrademajor.Theyoftengathertogethertohaveachat.Nowlet’shearwhatth

2、eyaretalkingabout.Chapter4计算机专业英语WhatcanIdo??RICHARD:whatareyouuptothesedays?MARK:Mysisterwouldliketoopenanaudio-videoshop.I’mhelpingherwithit.RICHARD:Sellingaudio-videoproducts?MARK:Yea,aswellasrentalbusiness.Andwewanttomanagethesellingandrentalbusinesswiththehel

3、pofcomputer.YouknowI’mnotfamiliarwithcomputerwell.Canyouintroducesomethingrelatedtome?Chapter4计算机专业英语WhatcanIdo??RICHARD:Certainly.Thistaskisespeciallysuitedtoadatabase.Doyouknowsomethingaboutdatabase?MARK:Little.Database,theconceptseemstooabstracttocomprehend.RIC

4、HARD:That’squitetrueespeciallyforsomenon-computermajor.Ithink,firstofall,youhavetofindsomematerialstoread.MARK:Yes,Iwill.Butnowcanyouexplaintomeinshortterms?Chapter4计算机专业英语WhatcanIdo??RICHARD:Allright.Simplyspeaking,adatabaseseemsahugestorehouseofdata,whichisorgan

5、izedinacertainwaywaitingtoberetrieved.AnddatabasesarealsoverycommonontheWorldWideWeb.Forexample,Informationretrieval,E-CommerceandDynamicWebPagesarealltheexamplesofWebDatabasesinUse.MARK:Itsoundsinteresting.RICHARD:Otherwise,Isuggestthatyouconductbusinessonlinemea

6、nwhile.MARK:Goodidea!I’lltalkwithmysisteraboutit.Thankyouverymuch!RICHARD:Mypleasure!Chapter4计算机专业英语Contents4.4DatabasesandtheWeb4.2TheRelationalDatabaseModel4.1IntroductiontoDatabases4.3DatabaseLanguagesChapter4计算机专业英语4.1IntroductiontoDatabasesDatabase1physicalle

7、vel,logicallevel,viewlevel3databasemanagementsystem(DBMS)2Chapter4计算机专业英语4.1IntroductiontoDatabasesWhatisadatabase?Whatisadatabasemanagementsystem(DBMS)?Doyouknowsomethingaboutphysicallevel,logicallevel,viewlevel?Chapter4计算机专业英语4.1IntroductiontoDatabasesAdatabasec

8、ansimplybedefinedasastructuredsetofdata.译文：数据库可以简单地定义为一组结构化的数据集。被定义为结构化的Chapter4计算机专业英语4.1IntroductiontoDatabasesAdatabasemanagementsystem(DBMS),主句somet