SELECT d.* FROM 201600519_edcontent d,201600519_edcontent_cate c WHERE c.id=d.cateId and c.tb=4 and c.lang = 'tw' and c.inuse='1' and d.tb='4' and d.lang = 'tw' and (d.inuse = '1' or (d.inuse ='2' and d.sdate <= '2019-02-17' and d.edate >='2019-02-17')) and d.cateId=31 order by d.seq desc