+"select r.id,r.yearId,r.year as name from res_ebook_main_body_relation r join res_book b where b.status=1 and r.mainBodyId = #{oid} GROUP BY r.year ORDER BY r.year desc"
+"select r.id,r.yearId,r.year as name from res_ebook_main_body_relation r join res_book b on r.objectId = b.id where b.status=1 and r.mainBodyId = #{oid} GROUP BY r.year ORDER BY r.year desc"