a. 以24小时格式编印时间。
In one field I need to store not a datetime pair, i.e. a standard Oracle date. 01/10/2009 22:10:39 But time only 22:10:39 I think that save disk space (I have 2 million rows) or provide faster ...
a. 以24小时格式编印时间。
Just use of the date/code> 指挥:
详细情况:
man date
Just Try:
date -d %R
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