日期:2014-05-17 浏览次数:21112 次
CREATE TABLE T29 ( ID VARCHAR2(20), des VARCHAR2(20) ); INSERT INTO T29 VALUES('1', 'GENERATE'); INSERT INTO T29 VALUES('2', 'SUBMIT'); INSERT INTO T29 VALUES('3', 'APPROVE'); INSERT INTO T29 VALUES('4', 'APPROVAL_REJECT'); INSERT INTO T29 VALUES('5', 'SUBMIT'); INSERT INTO T29 VALUES('6', 'APPROVE'); INSERT INTO T29 VALUES('7', 'APPROVE'); INSERT INTO T29 VALUES('8', 'APPROVAL_REJECT'); INSERT INTO T29 VALUES('9', 'SUBMIT'); INSERT INTO T29 VALUES('10', 'APPROVE'); INSERT INTO T29 VALUES('11', 'APPROVE'); INSERT INTO T29 VALUES('12', 'APPROVE');
------解决方案--------------------
with t as ( select 'GENERATE' a from dual union all select 'SUBMIT' from dual union all select 'APPROVE' from dual union all select 'APPROVAL_REJECT' from dual union all select 'SUBMIT' from dual union all select 'APPROVE' from dual union all select 'APPROVE' from dual union all select 'APPROVAL_REJECT' from dual union all select 'SUBMIT' from dual union all select 'APPROVE' from dual union all select 'APPROVE' from dual union all select 'APPROVE' from dual ) select a from (select a,row_number() over (order by rownum) rn from t ) c where c.rn>= ( select max(rn) from ( select a,row_number() over (order by rownum) rn from t ) where a='SUBMIT' )