常用的EXCEL数据导入SQL SERVER的方法

protected void Button1_Click(object sender, EventArgs e)
    {
          string sqlconn = System.Web.Configuration.WebConfigurationManager.ConnectionStrings["sqlconn"].ConnectionString;

          string mystring = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=E:/examples.xls;Extended Properties='Excel 8.0;HDR=Yes;IMEX=1'"; 
          OleDbConnection   cnnxls   =   new   OleDbConnection   (mystring); 
          OleDbDataAdapter   myDa   =new   OleDbDataAdapter("select *from [Sheet1$]",cnnxls); 
          DataSet   myDs   =new   DataSet(); 
          myDa.Fill(myDs);
          cnnxls.Close();
          if(myDs.Tables[0].Rows.Count   >   0) 
          { 
              string   strSql   =   ""; 
            
             SqlConnection conn = new SqlConnection(sqlconn);
              conn.Open   (); 
              SqlCommand   myCmd   =null; 
              
          for(int   i=0;   i<myDs.Tables[0].Rows.Count; i++) 
          {
              strSql = "insert   into   hitch(hName,num) values   ('"; 
              strSql   +=   myDs.Tables[0].Rows[i].ItemArray[0].ToString()   +   "',   '"; 
              strSql   +=   myDs.Tables[0].Rows[i].ItemArray[1].ToString()   +   "')"; 
              
              try 
              { 
              myCmd=new SqlCommand(strSql,conn); 
              myCmd.ExecuteNonQuery(); 
              } 
              catch 
              { 
               Response.Write("<script language='javascript'>alert('数据导入失败.');</script>"); 
              } 
          }
              Response.Write( "<script language='javascript'>alert('数据导入成功.');</script>");  
              conn.Close(); 
         } 
              
     }