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<'2025-11-07 15:02:33') AND(c like '%news%' AND kw like '%投保人,保費(fèi),保單,理賠%' )