select docurl from msj_board where boardtype=6 and valid_from<='2024-05-04 08:20:16' and valid_to>='2024-05-04 08:20:16' and ord=141select docurl from msj_board where boardtype=7 and valid_from<='2024-05-04 08:20:16' and valid_to>='2024-05-04 08:20:16' and ord=141select docurl from msj_board where boardtype=12 and valid_from<='2024-05-04 08:20:16' and valid_to>='2024-05-04 08:20:16' and ord=141