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<'2025-12-20 18:24:20') AND(c like '%gonglue%' AND kw like '%老年惡性腫瘤,老年人保險(xiǎn),泰康防癌險(xiǎn),防癌醫(yī)療險(xiǎn)%' )