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1、电占种域丈学计算机专业类课程实验报生课程名称:数据库系统及应用学院:计算机科学与工程专业:计算机科学与技术学生姓名:李鹤鸣指导教师:郑莉华日期:2016年4月24日龟孑科拉大孽实验报告实验一一、实验名称:创立,备份与恢复数据库二、实验学时:2三、实验内容和目的:本实验要求学生掌握创立数据库的方法及相关操作,向数据库中添加样本数据,学习SQLSERVER数据库的恢复和备份。创立数据库,命名为db+学号,如:Dbooooooooi该数据库包括5个表:建议:在定义表中字段时,尽量使用意义的英文单词。,系别代码表表名tdep教师表,表名:teacher,学生表,表名:StUd,课程表,表名:COUrS
2、e、选课表,表名*SC为每个表准备大约5-10条记录,使用Insert语句将这些数据插入到相应表中数据录入完成后,将数据库备份到磁盘上,在以后的的试验中备用。四、实验原理:使用数据库管理系统DB、DDL创立数据库及数据库对象。五、实验器材(设备、元器件)计算机,MicrosoftSQLsever2014六、实验步骤:启动SQLSERVER创立数据库:STUD创立表,系别代码表表名:dep其结构如下:(该表的主键为系代码)字段名称字段类型字段大小/格式是否可为空系代码depidvarchar8否PK系名depnamevarchar20否Notnull、教师表表名:teacher其结构如下:(该表
3、的主键为教师号)字段名称字段类型字段大小/格式是否可为空教师号tidVarchar8否PK教师名tnameVarchar8否Notnull职称titleVarchar10是所属院系编号depidVarchar20是,学生表,表名:student其结构如下:(该表的主键为,学生号,)字段名称字段类型字段大小/格式是否可为空学号SidVarchar11否PK学生名snameVarchar8否Notnull性别sexChar2行院系编号depidVarchar20是出生年月birthdDate是邮箱semailVarchar20是家庭地址homcaddrVarchar40是,课程表表名:ColIrS
4、e其结构如下:(该表的主键是课程号)字段名称字段类型字段大小/格式是否可为空课程号Cidvarchar8否PK课程名cnamevarchar30否Notnull先修课程号cid_prevarchar8是学分creditsnumeric3(小数位数1)否Notnull,选课表,表名:SC其结构如下:(该表的主键是课程号)字段名称字段类型字段大小/格式是否可为空学号Sidvarchar8否Notnull,PK课程号Cidvarchar8否Notnull,PK教师号tidvarchar8否成绩scoreinteger是一、备份数据库二、恢复数据库PK:主键,NOtnUl1:不能取空值七、实验数据及结
5、果分析:Createtabledep(depidvarchar(8)primarykey,depnamevarchar(20)notnull);Createtableteacher(tidvarchar(8)primarykey,tnamevarchar(8)notnull,titlevarchar(10),depidvarchar(20);Createtablestudent(sidvarchar(8)primarykey,snamevarchar(8)notnull,sexchar(2)notnull,depidvarchar(20),birthddate,semailvarchar(20
6、),homeaddrvarchar(40);Createtablecourse(cidvarchar(8)primarykey,cnamevarchar(30)notnull,cid_prevarchar(8),creditsnumeric(3,l)notnull);Createtablesc(sidvarchar(8)notnull,cidvarchar(8)notnullprimarykey,tidvarchar(8)notnull,scoreinteger);insertintodep(depid,depname)VaIUeS(01,计算机);insertintodep(depid,de
7、pname)values(02,fB);insertintodep(depid,depname)ValUeS(03,通信);insertintodep(depid,depname)values(04X,);insertintodep(depid,depname)VaIUeS(05;自动化);insertintoteacher(tid,mame,title,depid)values(200601?文IJ琦?讲师,03);insertintoteacher(tid,tname,title,depid)vaIues(200602;林闲?讲师,02);insertintoteacher(tid,t11
8、ame,title,depid)values(200605,iiJS,0);insertintoteacher(tid,tname,title,depid)values(200604;曹薇?讲师,04);insertintoteacher(tid,mame,title,depid)values(200608;孙峰?讲师,05);insertintostudent(sid,sname,sex,depid,birthd,semail,homeaddr)values(201407张澄,男,O,1994.10.15,l3456289163,江苏省南京市);insertintostudent(sid,s
9、name,sex,depid,birthd,semail,homeaddr)values(201402明r云V男,0271996.1.11,1465187163,河北省邯郸市);insertintostudent(sid,sname,sex,depid,birthd,semail,hmeaddr)values(,201403,;孔玲珑7女,103,71995.6.2597644163163,福建省泉州市);insertintostudent(sid,sname,sex,depid,birthd,semail,homeaddr)values(2014047雷破男,04,l994.2.144941
10、647163,东省深圳市);insertintostudent(sid,sname,sex,depid,birthd,semail,homeaddr)values(201405,;李-II男,05V1994.5.26V8794164163,湖北省武汉市);insertintoCoUrSe(Cid,cname,cid_pre,CreditS)ValUeS(00101:离散数学,10001,2);insertintoCoUrSe(Cid,cname,cicLPre,credits)values(00102,大学物理下,OOlOO,2);insertintoCOUrSe(Cid,cname,cid_
11、pre,CreditS)ValUeS(00103,数据结构,1OOOO,3);insertintocourse(cid,cname,cid_pre,credits)values(00104,M10002,4);insertintocourse(cid,cname,cid_pre,credits)vaIues(00105,i+MM,000101);insertintosc(sid,cid,tid,score)values(201401,OO101,200601,80);insertintosc(sid,cid,tid,score)values(201402,00102,200604,76);in
12、sertintosc(sid,cid,tid,score)values(20140300103,200605,80);insertintosc(sid,cid,tid,score)values(201404,00104,200608,841);insertintosc(sid,cid,tid,score)values(201405,00105,200602,86);JDB2014060101011JRpxtSrSSQLEPRESSUReportSre10001credits2200102大学物理下OOlOO23103数据结构l003400104瞬论l0245105计算机导论0101口结果IL消
13、息结果J消息depiddepname1Soi计算机202信软303通信404电工505自幼化口结果为消息sidCidtidscore1!201401I10120060180220140200102200604763201403103200605804201404001042006088452014050010520060286I口结果4消息sidznmttsxdpidbirthdyhomddr1201401张潢里011994-10-15134562898163,com江苏省南京市2201402明青云里021996-01-11465187可河北省邯郸市3201403孑於珑女031995-06-2
14、597644163(福建省泉州市4201404雷破男M1994-02-144941647(8163.co.广东省深圳市5201405李米里051994-05-2687941G4(8163.cm湖北省武汉市IlI口结果上消息tidtnmetitledepid156茁6丁;刘埼讲师032200602林闲讲师023200604曹薇讲师044200605李迁教授01l5200608油蟋itt三05八、实验结论、心得体会和改良建议:按步骤进行试验,本实验相对简单。龟孑科拉大孽实验二三、实验名称:数据库的完整性四、实验学时:4五、实验内容和目的:通过设置表的检查约束、外键约束体会数据库完整性的含义,约束条
15、件下数据修改操作的限制,以及实现修改操作的技巧。表结构中的完整性约束条件如下:PK:主键,FK:外键,其它:约束条件,系别代码表,表名:dep其结构如下:(该表的主键为,系代码,)字段名称字段类型字段大小/格式是否可为空约束条件系代码depidvarchar8否PK系名depnamevarchar20否Notnull、教师表表名:teacher其结构如下:(该表的主键为,教师号,)字段名称字段类型字段大小/格式是否可为空约束条件教师号tidVarchar8否PK教师名tnameVarchar8否Notnull职称titleVarchar10是所属院系编号depidVarchar20是,学生表,
16、表名:student其结构如下:(该表的主键为,学生号,)字段名称字段类型字段大小/格式是否可为空约束条件学号SidVarchar11否PK学生名snameVarchar8否Notnull性别sexChar2否院系编号depidVarchar20是FK出生年月birthdDale是邮箱semailVarchar2()是家庭地址homeaddrVarchar40是,课程表表名:COiIrSe其结构如下:(该表的主键是课程号)字段名称字段类型字段大小/格式是否可为空约束条件课程号Cidvarchar8否PK课程名cnamevarchar30否Notnull先修课程号cid_prevarchar8是
17、学分creditsnumeric3(小数位数1)否Notnull,选课表表名:SC其结构如下:(该表的主键是课程号)字段名称字段类型字段大小/格式是否可为空约束条件学号Sidvarchar8否Notnull,PK,FK课程号Cidvarchar8否Notnull,PK,FK教师号tidvarchar8否Notnull,FK成绩scoreinteger是0scoredepidvarchar(20),birthddatesemai1varchar(20),homeaddrvarchar(40)check(sexin(男,女),check(semai1like,%0%,);Createtableco
18、urse(cidvarchar(8)primarykey,cnamevarchar(30)notnul1,cid_prevarchar(8),creditsnumeric(3,1)notnul1);Createtablesc(sidvarchar(8)notnul1,cidvarchar(8)notnull,tidvarchar(8)notnull,scoreinteger,check(scorebetween0and100),foreignkey(sid)referencesstudent(sid),foreignkey(cid)referencescourse(cid),foreignke
19、y(tid)referencesteacher(tid);insertintoinsertintoinsertintoinsertintoinsertintodep(depid,depname)dep(depid,depname)dep(depid,depname)dep(depid,depname)dep(depid,depname)VaIUeS(01,计算机);VaIUeS(02,信软);values(,03,通信);values(,04,电工);values(,05,自动化);insertintoinsertintoteacher(tid,tname,title,depid)values
20、(,200605,李迁,教授,0T);teacher(tid,tname,title,depid)values(,200604,曹薇,讲师,02);insertintostudent(sid,sname,sex,depid,birthd,semai1,homeaddr)valuesC20140T,张澄,男011994.10.1513456289Q163,江苏省南京市);insertintostudent(sid,sname,sex,depid,birthd,semai1,homeaddr),02,1996.1.11,465187163,河北省邯郸市);insertintostudent(sid
21、,sname,sex,depid,birthd,semai1,homeaddr),03,1995.6.25,97644163163,福建省泉州市);insertintostudent(sid,sname,sex,depid,birthd,semai1,homeaddr),04,/1994.2.14,4941647163,广东省深圳市);insertintostudent(sid,sname,sex,depid,birthd,semai1,homeaddr),05,1994.5.26,8794164163,湖北省武汉市);insertintostudent(sid,sname,sex,depid
22、,birthd,semai1,homeaddr),0/1995.5.28,8745156163,湖北省孝感市);values(,201402,明青云,男valuesC201403,孔玲珑,女valuesC201404,雷破,男values(,201405,李肃,男values(,201406,林清,女insertintocourseinsertintocourseinsertintocourseinsertintocourseinsertintocourse(cid,cname,cid_pre,credits)(cid,cname,cid_pre,credits)(cid,cname,cid_
23、pre,credits)(cid,cname,cid_pre,credits)(cid,cname,cid_pre,credits)valuesC00101,t,离散数学,T000T,2);valuesC00102,t,大学物理下,00100,2);valuesC00103,/数据结构,10000,3);VaIUeS(00104概率论,100024);ValUeS(Oolo5计算机导论00010,T);insertintoinsertintoinsertinto(sid,cid,tid,score)(sid,cid,tid,score)(sid,cid,tid,score)insertinto
24、sc(sid,cidtid,score)insertintoinsertintoinsertintoinsertintoinsertintoinsertinto(sid,cid,tid,score)(sid,cid,tid,score)(sid,cid,tid,score)(sid,cidtid,score)(sid,cid,tid,score)(sid,cid,tid,score)valuesC201401,00101,/200605,80)valuesC201402,OOIO2,200604,76)valuesC201403,00103,/200605,80)values(,201404,
25、00104,/200604,84)valuesC201405,OOlO5,200604,86)valuesC201401,OOIO2,200604,69)values(201402,00101,/200605,85,)values(201403,t,00104,/200604,80)valuesC201404,OOlO3,200605,75)valuesC201405,OOlO1,200605,94)还原计MicrosoftSQLServerManagementStudio,DB2014060101011w.还原TOP-LASFGE)口dbo.course3dbo.dep口dbo.sc田3db
26、o.student口dbo.teacherJ视图口同义词Cj可编程性E3dbo.depEdbo.sc(S口dbo.studentE)口dbo.teacher口视图1.J同义词消息S结果3CidcnameCid_preeredits1IOOlOlI:离散数学100012.0200102大学物理下001002.0300103数据结构100003.0400104概率论100024.0500105计算机导论000101.0depiddepname1IOi计算机202信软303通信404电工505自动化一J阳禾一口洎思B2014060101011J3三库关系图J表3a系统表3dFiIeTabIesDmd
27、bo.course0Z3dbo.depDmdbo.sc3mdbo.studentDndbo.teacherB视图a局。沟sidcidHdscoreI!201401!001012006058022014020010220060476320140300103200605804201404001042006048452014050010526048662014010010220060469720140200101200605858201403001042006048092014040010320060575102014050010120060594iFiIeTabIes口dbo.course3dbo
28、.dep3dbo.sc3dbo.student3dbo.teacher见图I;CJtudenteacher1sidSname张澄sexSdepidEirthdSemail13456289Komeaddr江苏省南京市201401三011994-10-152201402明青云男021996-01-11465187河北省邯郸市3201403孔玲珑女031995-06-2597644163福建省泉州市4201404雷破男041994-02-14广东省深圳市5201405李肃男051994-05-268794164湖北省武汉市I16201406栋清tid200604I;200605男tname曹薇李迁0
29、11995-05-titiedepid讲师02教授01湖北省孝感市十、实验结论、心得体会和改良建议:注意Sql语句语法,认真编写代码根本就可以顺利完成实验。孑科放大孽实验三一实验名称:数据的修改二实验学时:2三实验内容和目的:练习UPDATE、DELETE命令的使用,实现对数据的修改和删除。(1)将院系中,原院系名IS,改为Information,(2)在选课表中,删除计算机科学与工程系学生选修2号课程的记录(3)在选课表中,删除软件工程系学生选课1号课程的纪录记录(4)学号为2406010103的同学由原来的计算机科学与工程系转入信息平安系,学号更改为2406030102,在数据库中做出相应
30、修改。四实验原理:使用结构化查询语言,在满足约束条件的情况下完成数据修改五实验器材(设备、元器件)计算机,MicrosoftSQLsever六实验步骤:1 .恢复数据库,将数据库备份StUd恢复到SQLSERVER中2 .执行SQL命令完成实验内容3 .备份数据库七实验数据及结果分析:Createtabledep(depidvarchar(20)Primarykey,depnamevarchar(20)notnull);Createtableteacher(tidvarchar(8)primarykey,tnamevarchar(8)notnull,titlevarchar(10),depid
31、varchar(20),foreignkey(depid)referencesdep(depid);Createtablestudent(sidvarchar(20)primarykey,snamevarchar(8)notnull,sexchar(2)notnull,depidvarchar(20),birthddate,semailvarchar(20),homeaddrvarchar(40),check(sexin(男?女),check(semaillike,%);Createtablecourse(cidvarchar(8)primarykey,cnamevarchar(30)notn
32、ull,cid-prevarchar(8),creditsnumeric(3J)notnull);Createtablesc(sidvarchar(20)notnull,cidvarchar(8)notnull,tidvarchar(8)notnull,scoreinteger,check(scorebetween0and100),foreignkey(sid)referencesstudent(sid),foreignkey(cid)referencescourse(cid),foreignkey(tid)referencesteacher(tid);insertintodep(depid,
33、depname)VaIUeS(01,计算机);insertintodep(depid,depnamc)VaIUeS(02,软件工程);insertintodep(depid,depname)VaIUeS(03,信息平安);insertintodep(depid,depname)values(04ZE,);insertintodep(depid,depname)VallIeS(05;自动化);insertintodep(depid,depname)ValUeS(06,通信);insertintoteacher(tid,tname,title,depid)values(200605,iiJ,0);
34、insertintoteacher(tid,t11ame,title,depid)values(2006041fVfffi,02,);insertintostudent(sid,sname,sex,depid,birthd,semail,homeaddr)values(240601010,1张澄?男,01,1994.10.15:13456289163,江苏省南京市);insertintostudent(sid,sname,sex,depid,birthd,semail,homeaddr)values(,240602010/明青云,男,02;1996.1.1,465187163,河北省邯郸市);
35、insertintostudent(sid,sname,sex,depid,birthd,semail,homeaddr)values(2406020102,孑L玲珑,女,02,1995.6.2597644163163福建省泉州市);insertintostudent(sid,sname,sex,depid,birthd,semail,homeaddr)values(240603010/雷破男,0371994.2.14,4941647163广东省深圳市);insertintostudent(sid,sname,sex,depid,birthd,semail,homeaddr)values(24
36、0604010/李肃?男,04,l994.5.26,8794164163;湖北省武汉市上insertintostudent(sid,sname,sex,depid,birthd,semail,homeaddr)values(2406010102,/林清女,01,1995.5.28V8745156163湖北省孝感市);insertintostudent(sid,sname,sex,depid,birthd,semail,homeaddr)values(24060101031,石心远男,O,1996.12.30,45161664163吉林省长春市);insertintoCoUrSe(Cid,cname,cicLPre,credits)values(0001,离散数学,0002,2);insertintoCoUrSe(Cid,cn