System.Data.OracleClient.OracleDataReader.GetOracleLob C# (CSharp) Method

		public OracleLob GetOracleLob(
			int i
			) {
			throw new NotImplementedException();
		}

        protected void DataList1_SelectedIndexChanged(object sender, EventArgs e)
        {
            int idx = DataList1.SelectedIndex;

            Label lbl = (Label)DataList1.Items[idx].FindControl("Label2");

            System.Data.OracleClient.OracleConnection conn      = new System.Data.OracleClient.OracleConnection(ConfigurationManager.ConnectionStrings["CGConnectionString"].ToString());
            System.Data.OracleClient.OracleCommand    myCommand = new System.Data.OracleClient.OracleCommand("SELECT * FROM wf_cm_images WHERE ID = '" + lbl.Text + "'", conn);
            conn.Open();
            System.Data.OracleClient.OracleDataReader myReader = myCommand.ExecuteReader(System.Data.CommandBehavior.Default);
            try
            {
                while (myReader.Read())
                {
                    System.Data.OracleClient.OracleLob myLob = myReader.GetOracleLob(myReader.GetOrdinal("IMAGE"));
                    if (!myLob.IsNull)
                    {
                        string FN = myReader.GetString(myReader.GetOrdinal("IMAGE_NAME"));


                        //Use buffer to transfer data
                        byte[] b = new byte[myLob.Length];
                        //Read data from database
                        myLob.Read(b, 0, (int)myLob.Length);


                        Response.AddHeader("content-disposition", "attachment;filename=" + FN);
                        Response.ContentType = "application/octectstream";
                        Response.BinaryWrite(b);
                        Response.End();
                    }
                }
            }
            finally
            {
                myReader.Close();
                conn.Close();
            }
        }