執(zhí)行SQL發(fā)生錯(cuò)誤！錯(cuò)誤：no such column: c，語(yǔ)句：SELECT COUNT(*) AS sum FROM ay_content a LEFT JOIN ay_content_sort b ON a.scode=b.scode LEFT JOIN ay_content_sort c ON a.subscode=c.scode LEFT JOIN ay_model d ON b.mcode=d.mcode LEFT JOIN ay_content_ext e ON a.id=e.contentid WHERE(a.status=1 AND d.type=2 AND a.date<'2025-12-15 02:52:47') AND(c like '%news%' AND kw like '%泰康人壽保險(xiǎn),中國(guó)人壽保險(xiǎn),天安保險(xiǎn),中國(guó)平安%' )