How to export datas from xml to sqldatabase?

INSERT INTO TestTable
  (fileUploadName, xmlDATA) 
VALUES 
  ('FileName.xml', CONVERT(XML, N'<?xml version="1.0" encoding="utf-16" standalone="yes"?>', 2);

<?xml version="1.0" encoding="utf-8" ?>
<Employee>
  <e1>
    <eno>101</eno>
    <empname>Ravindran</empname>
    <sal>45000</sal>
  </e1>
  <e1>
    <eno>102</eno>
    <empname>James</empname>
    <sal>45000</sal>
  </e1>
  <e1>
    <eno>103</eno>
    <empname>Mike</empname>
    <sal>45000</sal>
  </e1>
</Employee>

CREATE TABLE [dbo].[emp](
	[eno] [int] NULL,
	[empname] [varchar](50) NULL,
	[sal] [bigint] NULL
)

using System.Data;
using System.Data.SqlClient;
using System.Data.OleDb;
using System.Configuration;

public partial class _Default : System.Web.UI.Page
{  
    SqlConnection sqlcon = new SqlConnection(ConfigurationManager.ConnectionStrings["Con"].ToString());
    SqlCommand sqlcmd = new SqlCommand();
    SqlDataAdapter da = new SqlDataAdapter();
    DataTable dt = new DataTable();
   //Export XML data into DB using bulk copy
   protected void btnExport_Click(object sender, EventArgs e)
   {
     try
     {
        //get data from xml to dataset
        ds.ReadXml(Server.MapPath("XMLFile.xml"));
        DataTable dt = ds.Tables[0];
        
        //Create instance for SQL bulk copy 
        SqlBulkCopy sqlBulk = new SqlBulkCopy(ConfigurationManager.ConnectionStrings["Con"].ToString());

        //Assign destination sql server target table name below
        sqlBulk.DestinationTableName = "emp";

        //Write to server table
        sqlBulk.WriteToServer(dt);
     }
     catch (Exception ex)
     {           
     }
   }
}