Oracle 时间有关整理

查看一个区间内的所有时间:

select (to_date('20180708', ' yyyyMMdd ') + rownum - 1) as DATE_TIME
  from all_objects
where rownum <= (to_date('20190823', ' yyyyMMdd') -
      to_date('20180708', 'yyyyMMdd') + 1);

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转载自blog.csdn.net/huangjin_/article/details/81735072