C# Code : Connection strings for SQL Server 2008

using System.Data.SqlClient;

private void ValidationFile()

{

 string FilePath = "";

 using (SqlConnection myConnection = new SqlConnection("Data Source=servername;Initial Catalog=db_name;User ID=user;Password=pass;"))

                {

 using (SqlCommand myCommand = new SqlCommand("select scanned_document_id, master_id, file_path from scanned_documents", myConnection))

                            {

                                myCommand.CommandType = CommandType.Text;

                                myConnection.Open();

                                using (SqlDataReader myReader = myCommand.ExecuteReader())

                                      {

                                            if (myReader.HasRows)

                                                  {

                                                       while (myReader.Read())

                                                           {

                                                               FilePath = 

                                                               myReader.GetString(myReader.GetOrdinal("file_path"));                           

                                                            }

                                                    }

                                       }

                              }

                }

 }