select news_id, title, img_url, is_top, is_banner, category_id, category_name, status, author, del_flag, create_by, create_time, update_by, update_time, remark from news select n.news_id, n.title, n.img_url, n.is_top, n.is_banner, n.category_id, c.category_name, n.status, n.author, n.create_time, n.remark from news n left join news_category c on c.category_id=n.category_id where n.is_top=1 and n.status=1 and n.del_flag = '0' and c.del_flag = '0' order by n.create_time desc