oracle 对某列连续的数据为一组,如何写SQL答:with tmp as(select 1001 as c1,'Mar-13' as c2,90000 as c3,70000 as c4,3 as "rownum" from dual union allselect 1001 as c1,'May-13' as c2,50000 as c3,10000 as c4,5 as "rownum" from dual union allselect 1001 as c1,'Jun-13' as c2,60000 as c3,10000 as c4,6 ...