extract ( epoch from (value1-value2) )
qradius@qnet.com.pe wrote:
> Dear sirs:
>
> Please I need to solve this problem:
>
> I need to sustract two values timestamp type and return the
> difference in seconds, exists some funciton on postgresql for
> do this?
>
> e.g:
>
> I have value1='2001-10-01 12:50:13' and value2='2001-09-10
> 12:53:10'
>
> I need to calculate value1-value2 and return how many seconds
> there are between both timestamps.
>
> thank you
>
> Ernesto
>
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