oracle 最准确的分页查询sql

 

 SELECT t1.* FROM (
    SELECT t1.*,ROWNUM rm FROM (
    SELECT  t1.ID, t1.YWLSH, t1.GAJGDWBM, t1.TYSHXYDM, t1.DWMC, t1.DWLX, t1.FDDBRXM, t1.FDDBR_CYZJDM, t1.FDDBR_ZJHM, 
                t1.ZCJB, t1.CLRQ, t1.KYRQ, t1.TYRQ, t1.DJJG, t1.HZRQ, t1.DJZT, t1.ZCDZ, t1.JYFWZY, t1.SFWDLFR, t1.DLFRDWBM, t1.SJDWBM,
                t1.DWCJ, t1.DWXP 
    FROM T_DWJBXXDXTZ t1 
    WHERE t1.IS_DELETE=0 
    ORDER BY t1.ADD_TIME DESC
    ) t1
 ) t1
WHERE rm > 20 AND rm <= 30