SELECT d.* FROM 201700209_edcontent d,201700209_edcontent_cate c WHERE c.id=d.cateId and c.tb=6 and c.lang = 'cn' and c.inuse='1' and d.tb='6' and d.lang = 'cn' and (d.inuse = '1' or (d.inuse ='2' and d.sdate <= '2019-05-21' and d.edate >='2019-05-21')) and d.cateId=20 order by d.seq desc
