select distinct wr_parent from g4_write_notice where ((INSTR(JyI, '1')) ) and (wr_num between '-2' and '9998')
1054 : Unknown column 'JyI' in 'where clause'
error file : /board/bbs/board.php
[招生]科锐逆向工程师培训(2024年11月15日实地，远程教学同时开班, 第51期)
