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using System;  
using System.Data;  
using System.Windows.Forms;  
using System.Data.OleDb;  
namespace WindowsApplication2  
{  
    public partial class Form1 : Form  
    {  
        public Form1()  
        {  
            InitializeComponent();  
        }  
 
        private void button1_Click(object sender, EventArgs e)  
        {  
            //²âÊÔ£¬½«excelÖеÄsheet1µ¼Èëµ½sqlserverÖР  
            string connString = "server=localhost;uid=sa;pwd=ÄúµÄÃÜÂë;database=ÄúµÄÊý¾Ý¿âÃû³Æ";  
            System.Windows.Forms.OpenFileDialog fd = new OpenFileDialog();  
            if (fd.ShowDialog() == DialogResult.OK)  
            {  
                TransferData(fd.FileName, "sheet1", connString);  
            }  
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