比如 1月 的1号到31号   1号有10个 2号有3个 依此类推……  没有记录的归零

自己顶。。   唉~~~~

select tabtmp.rq, count(1)
  from tablename e,
       (select trunc(add_months((last_day(sysdate) + 1), -1)) + rownum - 1 rq
          from dual
        connect by rownum <=
                   trunc(last_day(sysdate)) -
                   trunc(add_months((last_day(sysdate) + 1), -1)) + 1) tabtmp
 where tabtmp.rq = e.rq(+);