自己成功的编写的将数据从excel导入到access中

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;

namespace 将数据从excel中导入到access中
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}

private void button1_Click(object sender, EventArgs e)
{
string mystr = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=E:\\新建 Microsoft Excel 工作表.xls;Extended Properties=Excel 8.0;";
OleDbConnection mycon = new OleDbConnection(mystr);
OleDbDataAdapter mydata = new OleDbDataAdapter("select * from [Sheet1$]", mycon);
DataSet ds = new DataSet();
mydata.Fill(ds);
this.dataGridView1.DataSource = ds.Tables[0].DefaultView;
string mystring = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=E:\\biancheng\\3sdnMap\\新地图\\甘肃省.mdb";
string sql = "CREATE TABLE "+this.textBox2 .Text +" (";
for (int i = 0; i < ds.Tables[0].Columns.Count; i++)
{
if (i == 0)
{
sql += ds.Tables[0].Columns[i].ColumnName;
sql += "\t" + "varchar(50)";

}
else
{
sql += "," + ds.Tables[0].Columns[i].ColumnName;
sql += "\t" + "varchar(50)";

}

}
sql += ")";

OleDbConnection mycreate = new OleDbConnection(mystring);
OleDbCommand mycreateop = new OleDbCommand(sql, mycreate);
mycreate.Open();
mycreateop.ExecuteNonQuery();
mycreate.Close();
string mystring1 = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=E:\\biancheng\\3sdnMap\\新地图\\甘肃省.mdb";
string sql1;
for (int i = 0; i < ds.Tables[0].Rows.Count; i++)
{
sql1 = "insert into " + this.textBox2.Text + "( ";
for (int k = 0; k < ds.Tables[0].Columns.Count; k++)
{
if (k == 0)
{
sql1 += ds.Tables[0].Columns[k].ColumnName;

}
else
{
sql1 += "," + ds.Tables[0].Columns[k].ColumnName;

}

}
sql1 += ")values(";
for (int j = 0; j < ds.Tables[0].Columns.Count; j++)
{

if (j == 0)
{
sql1 += ds.Tables[0].Rows[i][j];
}
else
{
sql1 += "," + ""+ds.Tables[0].Rows[i][j]+"";
}

}
sql1 += ")";
OleDbConnection con = new OleDbConnection(mystring1);
OleDbCommand com = new OleDbCommand(sql1, con);
con.Open();
com.ExecuteNonQuery();
con.Close();

}

}
}
}