From: | Andreas Kretschmer <akretschmer(at)spamfence(dot)net> |
---|---|
To: | pgsql-sql(at)postgresql(dot)org |
Subject: | Re: Format intervall as hours/minutes etc |
Date: | 2007-09-16 11:14:27 |
Message-ID: | 20070916111427.GA13886@KanotixBox |
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Lists: | pgsql-sql |
Andreas Joseph Krogh <andreak(at)officenet(dot)no> schrieb:
> Hi all. Any hint on how to format this interval as number of hour/seconds etc?
> select age('2007-09-22 17:00'::timestamp, '2000-02-20 18:00'::timestamp);
> age
> -------------------------------
> 7 years 7 mons 1 day 23:00:00
You can use extract(epoch, from ...) like this:
test=*# select extract(epoch from '2007-09-22 17:00'::timestamp) - extract (epoch from '2000-02-20 18:00'::timestamp);
?column?
-----------
239407200
(1 row)
Now you can calculate the hours and so on.
Andreas
--
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unintentional side effect. (Linus Torvalds)
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