oracle账号密码格式oracle获取某时间段内的年份、月份、日期列表

获取日期列表:

SELECT TO_CHAR(TO_DATE('2014-10-01', 'yyyy-MM-dd') + ROWNUM - 1, 'yyyyMMdd') as daylist  FROM DUALCONNECT BY ROWNUM <=           trunc(to_date('2015-06-01', 'yyyy-MM-dd') -                 to_date('2014-10-01', 'yyyy-MM-dd')) + 1

获取月份列表:

SELECT TO_CHAR(ADD_MONTHS(TO_DATE('201oracle账号4-10', 'yyyy-MM'), ROWNUM - 1),               'yyyyMM') as monthlist  FROM DUALCONNECT BY ROWNUM <=           months_between(to_date('2015-06', 'yyyy-MM'),                          to_date('2014-10', 'yyyy-MM')) + 1

获取年份列表:

SELECT TO_CHAR(ADD_MONTHS(TO_DATE('2014-10', 'yyyy-MM'), (ROWNUM - 1) * 12),               'yyyy') as yearlist  FROM DUALCONNECT BY ROWNUM <=           months_between(to_date('2015-06', 'yyyy-MM'),                          to_date('2014-10', 'yyyy-MM')) / 12 + 1

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