oracle查询今天早上8点到明天早上7点59分59秒的数据,可间隔多天,精确到秒

本汪在项目里碰到了精确到秒的时间段截取,
就随便记录下

下面这条语句可以在PLSQL里试运行,

select t.*, t.rowid 
from user t where
 to_char(t.update_time,'yyyymmddhh24miss')
  > (to_char(sysdate,'yyyyMMdd')||'080000') 
 and
to_char(t.update_time,'yyyymmddhh24miss')
 < = (to_char(sysdate+1,'yyyyMMdd')||'075959')

转换后的格式,为纯数字的字符串(不会出现多位少位的情况,比如:“2020-01-02 01:00:00”会变为“20200102010000”,而不是“102001021”这种)

select to_char(t.update_time,'yyyymmddhh24miss') 
time from WECHAT_USER t
 order by t.update_time desc

可以直接复制使用的oracle代码如下:

<script>
select t.*, t.rowid 
from user t where
 to_char(t.update_time,'yyyymmddhh24miss')
 &gt; (to_char(sysdate,'yyyyMMdd')||'000000') 
 and
 to_char(t.update_time,'yyyymmddhh24miss')
 &lt; (to_char(sysdate+1,'yyyyMMdd')||'075959')
 </script>

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转载自blog.csdn.net/weixin_42994251/article/details/107652156