数据库原理及应用课程设计报告.docx

上传人:b****7 文档编号:10639683 上传时间:2023-02-22 格式:DOCX 页数:30 大小:186.68KB
下载 相关 举报
数据库原理及应用课程设计报告.docx_第1页
第1页 / 共30页
数据库原理及应用课程设计报告.docx_第2页
第2页 / 共30页
数据库原理及应用课程设计报告.docx_第3页
第3页 / 共30页
数据库原理及应用课程设计报告.docx_第4页
第4页 / 共30页
数据库原理及应用课程设计报告.docx_第5页
第5页 / 共30页
点击查看更多>>
下载资源
资源描述

数据库原理及应用课程设计报告.docx

《数据库原理及应用课程设计报告.docx》由会员分享,可在线阅读,更多相关《数据库原理及应用课程设计报告.docx(30页珍藏版)》请在冰豆网上搜索。

数据库原理及应用课程设计报告.docx

数据库原理及应用课程设计报告

成绩

《数据库原理及应用》课程设计报告

商品销售管理系统

 

学  院:

 信息工程学院 

班  级:

    

学  号:

   

姓  名:

    

完成时间:

 201  

 

课程设计的任务

数据库原理及应用是计算机及其相关学科的一门重要的学科基础课程,也是计算机软件科学与技术、信息科学与技术的重要学科分支。

本课程设计旨在通过对一个小型数据库管理系统(DBMS)的综合设计过程,强化学生对计算机系统软件的设计能力,提高学生的综合素质,并通过课程设计进一步加强学生对所学知识的理解,以及对数据库的全面、深刻认识。

具体要求如下:

1)了解DBMS的设计过程;

2)掌握关系型DBMS的结构及实现;

3)掌握系统程序设计的基础知识;

4)深化理解并掌握《数据库原理及应用》课程的相关内容;

5)强化软件开发的团队意识,提高合作能力。

系统需求分析与设计

数据流图

E-R图

数据结构描述

商品数据结构:

Shanid

Char

6

Shanname

Char

8

Shancount

Smailint

2

Shanprice

Smailint

2

Factorid

char

6

公司数据结构:

Factorid

Char

6

Factorname

varChar

24

Factoraddr

varChar

24

Factorphone

Char

11

销售数据结构:

Shanid

Char

6

Factorid

Char

6

Salsecount

Smailint

2

销售管理系统

软件设计流程图和功能模块图

程序模块汇总

商品信息录入;

商品信息查询;

公司信息录入;

公司信息查询;

销售信息录入;

销售信息查询;

源程序清单

主目录:

usingSystem;

usingSystem.Configuration;

usingSystem.Data;

usingSystem.Linq;

usingSystem.Web;

usingSystem.Web.Security;

usingSystem.Web.UI;

usingSystem.Web.UI.HtmlControls;

usingSystem.Web.UI.WebControls;

usingSystem.Web.UI.WebControls.WebParts;

usingSystem.Xml.Linq;

publicpartialclass_Default:

System.Web.UI.Page

{

protectedvoidPage_Load(objectsender,EventArgse)

{

}

protectedvoidButton1_Click(objectsender,EventArgse)

{

Response.Redirect("~/Default2.aspx");

}

protectedvoidButton3_Click(objectsender,EventArgse)

{

Response.Redirect("~/Default3.aspx");

}

protectedvoidButton2_Click(objectsender,EventArgse)

{

Response.Redirect("~/Default4.aspx");

}

protectedvoidButton4_Click(objectsender,EventArgse)

{

Response.Redirect("~/Default6.aspx");

}

protectedvoidButton5_Click(objectsender,EventArgse)

{

Response.Redirect("~/Default4.aspx");

}

protectedvoidButton6_Click(objectsender,EventArgse)

{

Response.Redirect("~/Default5.aspx");

}

protectedvoidButton7_Click(objectsender,EventArgse)

{

Response.Redirect("~/Default7.aspx");

}

}

○1商品信息录入;

usingSystem;

usingSystem.Collections;

usingSystem.Configuration;

usingSystem.Data;

usingSystem.Linq;

usingSystem.Web;

usingSystem.Web.Security;

usingSystem.Web.UI;

usingSystem.Web.UI.HtmlControls;

usingSystem.Web.UI.WebControls;

usingSystem.Web.UI.WebControls.WebParts;

usingSystem.Xml.Linq;

usingSystem.Data.SqlClient;

publicpartialclassDefault2:

System.Web.UI.Page

{

protectedvoidPage_Load(objectsender,EventArgse)

{

}

protectedvoidButton3_Click(objectsender,EventArgse)

{

if((ShangID.Text.Trim()).Length<1)

{

Response.Write("");

return;

}

SqlConnectioncon=newSqlConnection("server=localhost;userid=sa;pwd=123456;database=studb");

con.Open();

stringselect="selectcount(*)astotalfromSwhereShanID="+"'"+ShangID.Text.Trim()+"'";

SqlCommandcmdsel=newSqlCommand(select,con);

SqlDataReaderdr=cmdsel.ExecuteReader();

if(dr.Read())

{

if(int.Parse(dr["total"].ToString())==0)

{

Response.Write("");

return;

}

}

dr.Close();

stringstr="deletefromSwhereShanID="+"'"+ShangID.Text.Trim()+"'";

SqlCommandcmd=newSqlCommand(str,con);

cmd.ExecuteNonQuery();

con.Close();

}

protectedvoidExit_Click(objectsender,EventArgse)

{

Response.Redirect("~/Default.aspx");

}

protectedvoidInsert_Click(objectsender,EventArgse)

{

SqlConnectioncon=newSqlConnection("server=localhost;uid=sa;pwd=123456;database=studb");

con.Open();

stringinsert="insertintoS(ShanID,ShanName,ShanCount,ShanPrice,FactoryID)values("

+"'"+ShangID.Text.Trim()+"'"+","+"'"+ShangName.Text.Trim()+

"'"+","+ShangCount.Text.Trim()+","+"'"+ShangPrice.Text.Trim()+

"'"+","+"'"+ShangAddr.Text.Trim()+"'"+")";

Response.Write(insert);

SqlCommandcmd1=newSqlCommand(insert,con);

cmd1.ExecuteNonQuery();

con.Close();

}

}

○2商品信息查询;

usingSystem;

usingSystem.Collections;

usingSystem.Configuration;

usingSystem.Data;

usingSystem.Linq;

usingSystem.Web;

usingSystem.Web.Security;

usingSystem.Web.UI;

usingSystem.Web.UI.HtmlControls;

usingSystem.Web.UI.WebControls;

usingSystem.Web.UI.WebControls.WebParts;

usingSystem.Xml.Linq;

usingSystem.Data.SqlClient;

publicpartialclassDefault3:

System.Web.UI.Page

{

protectedvoidPage_Load(objectsender,EventArgse)

{

}

protectedvoidMoveToFirst_Click(objectsender,EventArgse)

{

SqlConnectioncon=newSqlConnection("server=localhost;userid=sa;pwd=123456;database=studb");

con.Open();

stringstr="selectShanIDfromSorderbyShanIDasc";

SqlCommandcmd=newSqlCommand(str,con);

SqlDataReadersr=cmd.ExecuteReader();

if(sr.Read())

{

stringStudent=sr["ShanID"].ToString();

Refresh(Student);

}

sr.Close();

}

privatevoidRefresh(stringshangId)

{

SqlConnectioncon=newSqlConnection("server=localhost;userid=sa;pwd=123456;database=studb");

con.Open();

stringstr="select*fromSwhereShanID="+"'"+shangId.ToString()+"'";

SqlCommandcmd=newSqlCommand(str,con);

SqlDataReadersr=cmd.ExecuteReader();

if(sr.Read())

{

ShangID.Text=shangId.ToString();

ShangName.Text=sr["ShanName"].ToString();

ShangCount.Text=sr["ShanCount"].ToString();

ShangPrice.Text=sr["ShanPrice"].ToString();

ShangAddr.Text=sr["FactoryID"].ToString();

}

}

protectedvoidMoveToPre_Click(objectsender,EventArgse)

{

if((ShangID.Text.Trim()).Length<1)

{

Response.Write("");

return;

}

stringshangid="";

SqlConnectioncon=newSqlConnection("server=localhost;userid=sa;pwd=123456;database=studb");

con.Open();

stringstr="selectShanIDfromSorderbyShanIDasc";

SqlCommandcmd=newSqlCommand(str,con);

SqlDataReadersr=cmd.ExecuteReader();

if(sr.Read())

{

shangid=sr["ShanID"].ToString();

}

sr.Close();

if(shangid==ShangID.Text.Trim())

{

Response.Write("");

return;

}

else

{

stringtempstr="selectmax(ShanID)asmaxidfromSwhereShanID<"+"'"+ShangID.Text.Trim()+"'";

cmd.CommandText=tempstr;

SqlDataReaderdr=cmd.ExecuteReader();

if(dr.Read())

{

stringshId=dr["maxid"].ToString();

Refresh(shId);

}

}

con.Close();

}

protectedvoidMoveToNext_Click(objectsender,EventArgse)

{

if((ShangID.Text.Trim()).Length<1)

{

Response.Write("");

return;

}

stringshangid="";

SqlConnectioncon=newSqlConnection("server=localhost;userid=sa;pwd=123456;database=studb");

con.Open();

stringstr="selectShanIDfromSorderbyShanIDdesc";

SqlCommandcmd=newSqlCommand(str,con);

SqlDataReadersr=cmd.ExecuteReader();

if(sr.Read())

{

shangid=sr["ShanID"].ToString();

}

sr.Close();

if(shangid==ShangID.Text.Trim())

{

Response.Write("");

return;

}

else

{

stringtempstr="selectmin(ShanID)asmaxidfromSwhereShanID>"+"'"+ShangID.Text.Trim()+"'";

cmd.CommandText=tempstr;

SqlDataReaderdr=cmd.ExecuteReader();

if(dr.Read())

{

stringshId=dr["maxid"].ToString();

Refresh(shId);

}

}

con.Close();

}

protectedvoidMoveToLast_Click(objectsender,EventArgse)

{

SqlConnectioncon=newSqlConnection("server=localhost;userid=sa;pwd=123456;database=studb");

con.Open();

stringstr="selectShanIDfromSorderbyShanIDdesc";

SqlCommandcmd=newSqlCommand(str,con);

SqlDataReadersr=cmd.ExecuteReader();

if(sr.Read())

{

stringShang=sr["ShanID"].ToString();

Refresh(Shang);

}

sr.Close();

con.Close();

}

protectedvoidKeySelect_Click(objectsender,EventArgse)

{

boolfind=false;

SqlConnectioncon=newSqlConnection("server=localhost;userid=sa;pwd=123456;database=studb");

con.Open();

stringcmdstr="select*fromS";

SqlDataAdapterda=newSqlDataAdapter(cmdstr,con);

DataSetds=newDataSet();

da.Fill(ds);

for(inti=0;i

{

for(intj=0;j

{

stringdata=(ds.Tables[0].Rows[i][j].ToString()).Trim();

if(data==Select.Text.Trim())

{

ShangID.Text=ds.Tables[0].Rows[i]["ShanID"].ToString();

ShangName.Text=ds.Tables[0].Rows[i]["ShanName"].ToString();

ShangCount.Text=ds.Tables[0].Rows[i]["ShanCount"].ToString();

ShangPrice.Text=ds.Tables[0].Rows[i]["ShanPrice"].ToString();

ShangAddr.Text=ds.Tables[0].Rows[i]["FactoryID"].ToString();

find=true;

}

}

}

if(find==false)

{

Response.Write("");

}

con.Close();

}

protectedvoidExit_Click(objectsender,EventArgse)

{

Response.Redirect("~/Default.aspx");

}

}

○3公司信息录入;

usingSystem;

usingSystem.Collections;

usingSystem.Configuration;

usingSystem.Data;

usingSystem.Linq;

usingSystem.Web;

usingSystem.Web.Security;

usingSystem.Web.UI;

usingSystem.Web.UI.HtmlControls;

usingSystem.Web.UI.WebControls;

usingSystem.Web.UI.WebControls.WebParts;

usingSystem.Xml.Linq;

usingSystem.Data.SqlClient;

publicpartialclassDefault4:

System.Web.UI.Page

{

protectedvoidPage_Load(objectsender,EventArgse)

{

}

protectedvoidInsert_Click(objectsender,EventArgse)

{

SqlConnectioncon=newSqlConnection("server=localhost;uid=sa;pwd=123456;database=studb");

con.Open();

stringinsert="insertintoFactory(FactorID,FactorName,FactorAddr,FactorPhone)values("

+"'"+FactoryID.Text.Trim()+"'"+","+"'"+FactoryName.Text.Trim()+

"'"+","+"'"+FactoryAddr.Text.Trim()+"'"+","+"'"+FactoryPhone.Text.Trim()+

"'"+")";

Response.Write(insert);

SqlCommandcmd1=newSqlCommand(insert,con);

cmd1.ExecuteNonQuery

展开阅读全文
相关资源
猜你喜欢
相关搜索

当前位置:首页 > 外语学习 > 日语学习

copyright@ 2008-2022 冰豆网网站版权所有

经营许可证编号:鄂ICP备2022015515号-1