1 Excel导入SQL数据库完整代码
2 protected void studentload_Click(object sender, EventArgs e)
3 {//批量添加学生信息
4 SqlConnection conn = DB.dataBaseConn();//链接数据库
5 conn.Open();
6 try
7 {
8 string fileurl = typename(studentFileUpload);//调用typename方法取得excel文件路径
9 DataSet ds = new DataSet();//取得数据集
10 ds = xsldata(fileurl);
11 int errorcount = 0;//记录错误信息条数
12 int insertcount = 0;//记录插入成功条数
13 int updatecount = 0;//记录更新信息条数
14 for (int i = 0; i < ds.Tables[0].Rows.Count; i++)
15 {
16 string stuid = ds.Tables[0].Rows[i][0].ToString();
17 string stuname = ds.Tables[0].Rows[i][1].ToString();
18 string stusex = ds.Tables[0].Rows[i][2].ToString();
19 string zhuanye = ds.Tables[0].Rows[i][3].ToString();
20 string classname = ds.Tables[0].Rows[i][4].ToString();
21 if (stuid != "" && stuname != "" && stusex != "" && zhuanye != "" && classname != "")
22 {
23 SqlCommand selectcmd = new SqlCommand("select count(*) from zy_class where zhuanye='" + zhuanye + "'and classname='" + classname + "'", conn);
24 int count = Convert.ToInt32(selectcmd.ExecuteScalar());
25 if (count > 0)
26 {
27 SqlCommand selectcmd2 = new SqlCommand("select count(*) from stud where stuid='" + stuid + "'", conn);
28 int count2 = Convert.ToInt32(selectcmd2.ExecuteScalar());
29 if (count2 > 0)
30 {
31 SqlCommand updatecmd = new SqlCommand("update stud set stuname='" + stuname + "',stusex='" + stusex + "',zhuanye='" + zhuanyei + "',classname='" + classname + "' where stuid='" + stuid + "'", conn);
32 updatecmd.ExecuteNonQuery();
33 updatecount++;
34 }
35 else
36 {
37 SqlCommand insertcmd= new SqlCommand("insert into stud values('" + stuid + "','" + stuname + "','" + stusex + "','" + zhuanye + "','" + classname+ "')", conn);
38 insertcmd.ExecuteNonQuery();
39 insertcount++;
40 }
41 }
42 else
43 {
44 Response.Write("<script language='javascript'>alert('专业或班级信息有错!导入失败!请检查!');</script>");
45 break;
46
47 }
48 }
49 else
50 {
51 errorcount++;
52 }
53 }
54 Response.Write("<script language='javascript'>alert('" + insertcount + "条数据导入成功!" + updatecount + "条数据更新成功!" + errorcount + "条数据部分信息为空没有导入!');</script>");
55 }
56 catch (Exception e)
57 {
58 Response.Write("<script language='javascript'>alert('导入失败!');</script>");
59 }
60 finally
61 {
62 conn.Close();
63 }
64 }
65
66 //把EXCEL文件上传到服务器并返回文件路径
67
68 private String typename(FileUpload fileloads)
69 {
70 string fullfilename = fileloads.PostedFile.FileName;
71 string filename = fullfilename.Substring(fullfilename.LastIndexOf("\\") + 1);
72 string type = fullfilename.Substring(fullfilename.LastIndexOf(".") + 1);
73 string murl = "";
74 if (type == "xls")
75 {
76 fileloads.PostedFile.SaveAs(Server.MapPath("excel") + "\\" + filename);
77 murl = (Server.MapPath("excel") + "\\" + filename).ToString();
78 }
79 else
80 {
81 Response.Write("<script language='javascript'>alert('导入文件格式不对!');</script>");
82
83 }
84 return murl;
85 }
86
87 //
88
89 把excel数据读入dataset返回l数据集
90
91 private DataSet xsldata(string filepath)
92 {
93 string strCon = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + filepath + ";Extended Properties='Excel 8.0;IMEX=1'";
94 System.Data.OleDb.OleDbConnection Conn = new System.Data.OleDb.OleDbConnection(strCon);
95 string strCom = "SELECT * FROM [Sheet1$]";
96 Conn.Open();
97 System.Data.OleDb.OleDbDataAdapter myCommand = new System.Data.OleDb.OleDbDataAdapter(strCom, Conn);
98 DataSet ds = new DataSet();
99 myCommand.Fill(ds, "[Sheet1$]");
100 Conn.Close();
101 return ds;
102 }
103
104
105
106 本文来自CSDN博客,转载请标明出处:http://blog.csdn.net/HelloXiaoyu/archive/2009/01/15/3790134.aspx
2 protected void studentload_Click(object sender, EventArgs e)
3 {//批量添加学生信息
4 SqlConnection conn = DB.dataBaseConn();//链接数据库
5 conn.Open();
6 try
7 {
8 string fileurl = typename(studentFileUpload);//调用typename方法取得excel文件路径
9 DataSet ds = new DataSet();//取得数据集
10 ds = xsldata(fileurl);
11 int errorcount = 0;//记录错误信息条数
12 int insertcount = 0;//记录插入成功条数
13 int updatecount = 0;//记录更新信息条数
14 for (int i = 0; i < ds.Tables[0].Rows.Count; i++)
15 {
16 string stuid = ds.Tables[0].Rows[i][0].ToString();
17 string stuname = ds.Tables[0].Rows[i][1].ToString();
18 string stusex = ds.Tables[0].Rows[i][2].ToString();
19 string zhuanye = ds.Tables[0].Rows[i][3].ToString();
20 string classname = ds.Tables[0].Rows[i][4].ToString();
21 if (stuid != "" && stuname != "" && stusex != "" && zhuanye != "" && classname != "")
22 {
23 SqlCommand selectcmd = new SqlCommand("select count(*) from zy_class where zhuanye='" + zhuanye + "'and classname='" + classname + "'", conn);
24 int count = Convert.ToInt32(selectcmd.ExecuteScalar());
25 if (count > 0)
26 {
27 SqlCommand selectcmd2 = new SqlCommand("select count(*) from stud where stuid='" + stuid + "'", conn);
28 int count2 = Convert.ToInt32(selectcmd2.ExecuteScalar());
29 if (count2 > 0)
30 {
31 SqlCommand updatecmd = new SqlCommand("update stud set stuname='" + stuname + "',stusex='" + stusex + "',zhuanye='" + zhuanyei + "',classname='" + classname + "' where stuid='" + stuid + "'", conn);
32 updatecmd.ExecuteNonQuery();
33 updatecount++;
34 }
35 else
36 {
37 SqlCommand insertcmd= new SqlCommand("insert into stud values('" + stuid + "','" + stuname + "','" + stusex + "','" + zhuanye + "','" + classname+ "')", conn);
38 insertcmd.ExecuteNonQuery();
39 insertcount++;
40 }
41 }
42 else
43 {
44 Response.Write("<script language='javascript'>alert('专业或班级信息有错!导入失败!请检查!');</script>");
45 break;
46
47 }
48 }
49 else
50 {
51 errorcount++;
52 }
53 }
54 Response.Write("<script language='javascript'>alert('" + insertcount + "条数据导入成功!" + updatecount + "条数据更新成功!" + errorcount + "条数据部分信息为空没有导入!');</script>");
55 }
56 catch (Exception e)
57 {
58 Response.Write("<script language='javascript'>alert('导入失败!');</script>");
59 }
60 finally
61 {
62 conn.Close();
63 }
64 }
65
66 //把EXCEL文件上传到服务器并返回文件路径
67
68 private String typename(FileUpload fileloads)
69 {
70 string fullfilename = fileloads.PostedFile.FileName;
71 string filename = fullfilename.Substring(fullfilename.LastIndexOf("\\") + 1);
72 string type = fullfilename.Substring(fullfilename.LastIndexOf(".") + 1);
73 string murl = "";
74 if (type == "xls")
75 {
76 fileloads.PostedFile.SaveAs(Server.MapPath("excel") + "\\" + filename);
77 murl = (Server.MapPath("excel") + "\\" + filename).ToString();
78 }
79 else
80 {
81 Response.Write("<script language='javascript'>alert('导入文件格式不对!');</script>");
82
83 }
84 return murl;
85 }
86
87 //
88
89 把excel数据读入dataset返回l数据集
90
91 private DataSet xsldata(string filepath)
92 {
93 string strCon = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + filepath + ";Extended Properties='Excel 8.0;IMEX=1'";
94 System.Data.OleDb.OleDbConnection Conn = new System.Data.OleDb.OleDbConnection(strCon);
95 string strCom = "SELECT * FROM [Sheet1$]";
96 Conn.Open();
97 System.Data.OleDb.OleDbDataAdapter myCommand = new System.Data.OleDb.OleDbDataAdapter(strCom, Conn);
98 DataSet ds = new DataSet();
99 myCommand.Fill(ds, "[Sheet1$]");
100 Conn.Close();
101 return ds;
102 }
103
104
105
106 本文来自CSDN博客,转载请标明出处:http://blog.csdn.net/HelloXiaoyu/archive/2009/01/15/3790134.aspx