protected void btnUpload_Click(object sender, EventArgs e)
{
DataSet ds = GetExcelData();
InsertDB(ds);
}
/// <summary>
/// 该方法实现从Excel中导出数据到DataSet中,其中filepath为Excel文件的绝对路径,sheetname为表示那个Excel表,此用Sheet1;
/// </summary>
/// <param name="ds">ds</param>
private void InsertDB(DataSet ds)
{
SqlConnection _con = new SqlConnection(@"Data Source=STKWX028\SQLEXPRESS;Initial Catalog=Library;Integrated Security=True");
SqlCommand cmd = new SqlCommand();
cmd.Connection = _con;
StringBuilder sb = new StringBuilder();
if (ds.Tables[0].Rows.Count > 0)
{
for (int i = 0; i < ds.Tables[0].Rows.Count; i++)
{
sb.Append(" INSERT INTO bookInfo(bookID,bookName,author,publisher,price,readerID,readerType,bookStatus) VALUES(‘");
sb.Append(ds.Tables[0].Rows[i].ItemArray[0].ToString() + "‘,‘");
sb.Append(ds.Tables[0].Rows[i].ItemArray[1].ToString() + "‘,‘");
sb.Append(ds.Tables[0].Rows[i].ItemArray[2].ToString() + "‘,‘");
sb.Append(ds.Tables[0].Rows[i].ItemArray[3].ToString() + "‘,‘");
sb.Append(ds.Tables[0].Rows[i].ItemArray[4].ToString() + "‘,‘");
sb.Append(ds.Tables[0].Rows[i].ItemArray[5].ToString() + "‘,‘");
sb.Append(ds.Tables[0].Rows[i].ItemArray[6].ToString() + "‘,‘");
sb.Append(ds.Tables[0].Rows[i].ItemArray[7].ToString() + "‘ ) ");
cmd.CommandText = sb.ToString();
}
}
_con.Open();
int j = cmd.ExecuteNonQuery();
_con.Close();
if (j > 0)
{
lblMessage.Text = "Insert into DB table Sucessfully!";
}
}
/// <summary>
/// get data source from excel file
/// </summary>
/// <returns>dataset ds</returns>
private DataSet GetExcelData()
{
DataSet ds = new DataSet();
string filePath = inputFile.PostedFile.FileName; string connStr03 = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + filePath + ";Extended Properties=Excel 8.0;"; ; string connStr07 = "Provider=Microsoft.ACE.OLEDB.12.0;Data Source=" + filePath + ";Extended Properties=‘Excel 12.0;HDR=YES‘"; string queryStr = "SELECT * FROM [Sheet1$]"; OleDbConnection conn03 = new OleDbConnection(connStr03); OleDbConnection conn07 = new OleDbConnection(connStr07); if (inputFile.HasFile) { string fileExt = System.IO.Path.GetExtension(inputFile.FileName); if (fileExt == ".xls") { OleDbDataAdapter myAdapter = new OleDbDataAdapter(queryStr, conn03); myAdapter.Fill(ds); } else if (fileExt == ".xlsx") { OleDbDataAdapter myAdapter = new OleDbDataAdapter(queryStr, conn03); myAdapter.Fill(ds); } else { lblMessage.Text = "The file is not exist!"; } } return ds; }