select docurl from msj_board where boardtype=6 and valid_from<='2023-05-31 18:28:06' and valid_to>='2023-05-31 18:28:06' and ord=80select docurl from msj_board where boardtype=7 and valid_from<='2023-05-31 18:28:06' and valid_to>='2023-05-31 18:28:06' and ord=80