C# excel导入sql server

Question

求一个完整的excel导入sql server的程序，用winform的，有的给个参考参考，谢谢

Answer 1

www.51aspx.com上面啥都有，自己去下顺路接分

Answer 2

那是用web控制台的
我是想用winform的

Answer 3

if (FileUpload1.HasFile == false)
        {
            Response.Write("<script>alert('请选择文件上传!')</script>");
            return;
        }
        string FileEx = Path.GetExtension(FileUpload1.PostedFile.FileName).ToString().ToLower();
        if (FileEx != "xls")
        {
            Response.Write("<script>alert('只可以选择Excel文件')</script>");
            return;
        }
        SqlConnection Conn = new SqlConnection(Connstr);
        Conn.Open();
        string filename = DateTime.Now.ToString("yyyymmddhhMMss") + FileUpload1.FileName;
        string serverpath = Server.MapPath("upfiles/")+filename;
        FileUpload1.PostedFile.SaveAs(serverpath);
        DataSet ds = ExcelDS(serverpath, filename);
        DataRow[] dr = ds.Tables[0].Select();
        if (ds.Tables[0].Rows.Count == 0)
        {
            Response.Write("<script>alert('Excel表为空表,无数据!')</script>");
        }
        else 
        {
            for (int i = 0; i <dr.Length;i++)
            {
                string hhaspx_bh = dr[i]["编号"].ToString();//编号 列名 以下类似
                string hhaspx_xm = dr[i]["姓名"].ToString();
                string hhaspx_dx = dr[i]["底薪"].ToString();
                string hhaspx_kh = dr[i]["考核"].ToString();
                string hhaspx_jl = dr[i]["奖励"].ToString();
                string hhaspx_jt = dr[i]["津贴"].ToString();
                string hhaspx_jb = dr[i]["加班"].ToString();
                string hhaspx_zb = dr[i]["值班"].ToString();
                string hhaspx_jx = dr[i]["绩效"].ToString();
                string hhaspx_hj = dr[i]["合计"].ToString();
                string sqlcheck = "select count(*) from hhaspx_gz where hhaspx_rq='" + hhaspx_rq + "'And hhaspx_xm='" + hhaspx_xm + "'";
                SqlCommand Cmd = new SqlCommand(sqlcheck,Conn);
                int count = Convert.ToInt32(Cmd.ExecuteScalar());
                if (count < 1)
                {
                    string insertstr = "insert into hhaspx_gz (hhaspx_rq,hhaspx_bh,hhaspx_xm,hhaspx_dx,hhaspx_kh,hhaspx_jl,hhaspx_jt,hhaspx_jb,hhaspx_zb,hhaspx_jx,hhaspx_hj) values('" + hhaspx_rq + "','" + hhaspx_bh + "','" + hhaspx_xm + "','" + hhaspx_dx + "','" + hhaspx_kh + "','" + hhaspx_jl + "','" + hhaspx_jt + "','" + hhaspx_jb + "','" + hhaspx_zb + "','" + hhaspx_jx + "','" + hhaspx_hj + "')";
                    SqlCommand Cmd = new SqlCommand();
                    Cmd.CommandText = insertstr;
                    Cmd.Connection = Conn;
                    try
                    {
                        Cmd.ExecuteNonQuery();                    }
                    catch (MembershipCreateUserException ex)
                    {
                        Response.Write("<script>alert(" + ex.Message.ToString() + ")</script>");
                    }
                    finally
                    {
                        Conn.Close();
                    }
                }
                else
                {
                    Response.Write("<script>alert('导入内容重复!');window.location.href='Default.aspx'</script>");
                    continue;
                }
 
            }
            Response.Write("<script>alert('Excle表导入成功!');location='default.aspx'</script>");
        }        Conn.Close();

Answer 4

改成FileOpenDialog控件就可以了

Answer 5

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Data.OleDb;
using System.Data.SqlClient;namespace ExcelToSql
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();           
        }        //把datatable读入sql数据库
        private void btnImport_Click(object sender, EventArgs e)
        {
            string _strExcelFileName = @"D:\程序\ExcelToSql\区域.xls";
            DataTable dtExcel = ExcelToDataTable(_strExcelFileName, "Sheet1");
            for (int i = 0; i < dtExcel.Rows.Count; i++)
            {
                InsertDataToSql(dtExcel.Rows[i][0].ToString(), dtExcel.Rows[i][1].ToString(), int.Parse(dtExcel.Rows[i][2].ToString()));
            }
        }        //把excel读入datatable
        public static DataTable ExcelToDataTable(string strExcelFileName, string strSheetName)
        {
            string strConn = "Provider=Microsoft.JET.OLEDB.4.0;Data Source=" + strExcelFileName + ";Extended Properties=\"Excel 8.0;HDR=                                  YES\";";
            string strExcel = string.Format("select * from [Sheet1$]", strSheetName);
            DataSet ds = new DataSet();            using (OleDbConnection conn = new OleDbConnection(strConn))
            {
                conn.Open();
                OleDbDataAdapter adapter = new OleDbDataAdapter(strExcel, strConn);
                adapter.Fill(ds, strSheetName);
                conn.Close();
            }            return ds.Tables[strSheetName];
        }        //向sql数据库插入数据
        public static void InsertDataToSql(string _ShortPara, string _FullPara, int _Order)
        {
            SqlConnection SqlConn = new SqlConnection();
            SqlConn.ConnectionString = @"Provider=Microsoft.JET.OLEDB.4.0;integrated security=true;Data Source=QC1818_V2_Public";
            SqlConn.Open();            string strInsert = string.Format("insert into T_Region (RegionShortName,RegionFullName,DisplayOrder) values ({0},{1},{2})", 
                                                "@RegionShortName",
                                                "@RegionFullName",
                                                "@DisplayOrder");
            SqlCommand SqlComm = new SqlCommand(strInsert, SqlConn);
            SqlComm.Parameters.Add("@RegionShortName", SqlDbType.NVarChar,64);
            SqlComm.Parameters["@RegionShortNam"].Value = _ShortPara;
            SqlComm.Parameters.Add("@RegionFullName", SqlDbType.NVarChar,64);
            SqlComm.Parameters["@RegionFullName"].Value = _FullPara;
            SqlComm.Parameters.Add("@DisplayOrder",SqlDbType.Int);
            SqlComm.Parameters["@DisplayOrder"].Value = _Order;
            SqlComm.ExecuteNonQuery();
            SqlConn.Close();
        } 
    }
}
有错误;adapter.Fill(ds, strSheetName)-----Microsoft Jet 数据库引擎找不到对象'Sheet1$'。请确定对象是否存在，并正确地写出它的名称和路径。为什么

Answer 6

Sorry! 刚才连接数据库的代码发掉了