Oracle 获取周五15点至本周五15点的时间

to_timestamp(to_char(trunc(systimestamp - 2 - to_char(systimestamp - 1, 'd')),'yyyy-mm-dd')||' 15:00:00','yyyy-mm-dd hh24:mi:ss')

to_timestamp(to_char(trunc(systimestamp + 5 - to_char(systimestamp - 1, 'd')),'yyyy-mm-dd')||' 15:00:00','yyyy-mm-dd hh24:mi:ss')

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转载自blog.csdn.net/u013241093/article/details/80850551