執(zhí)行SQL發(fā)生錯誤!錯誤:no such column: c,語句: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<'2025-12-13 22:21:33') AND(c like '%baike%' AND kw like '%信誠人壽保險,信誠人壽,保險合同,保障計劃%' )