string connectionString = "Data Source=(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(HOST="
                                      + dbDetails.host + ")(PORT="
                                      + dbDetails.port + ")))(CONNECT_DATA=(SERVER=DEDICATED)(SERVICE_NAME="
                                      + dbDetails.service_name + ")));User Id = "
                                      + dbDetails.username + "; Password = "
                                      + dbDetails.password + "; ";