MySQL错语信息 错误编码：1054 错误信息：Unknown column 'p_age' in 'order clause' 错误语句：SELECT * FROM simcms_cars WHERE uid=274413 and p_price <=3 and p_price >= 0 and p_price <=3 and p_ontime > 1587963322 ORDER BY p_age desc LIMIT 0,24