Re: sum ( time) problem - Mailing list pgsql-sql

From Bruno Wolff III
Subject Re: sum ( time) problem
Date
Msg-id 20040601140334.GA24188@wolff.to
Whole thread Raw
In response to Re: sum ( time) problem  (Willem de Jong <Willumpie@xs4all.nl>)
List pgsql-sql
On Thu, May 27, 2004 at 11:14:58 +0000, Willem de Jong <Willumpie@xs4all.nl> wrote:
> >>
> >> If i do a sum(time) the result is like this '1 day 18:00:00'. But i'd
> >> like to get a result like this '42:00:00'.
> >>
> >> How can i realise is by a query?

You can do something like the following: (not completely tested)
select extract(epoch from sum(time))/3600 || ':' || extract(minutes from sum(time)) || ':' || extract(seconds from
sum(time));

I am not sure if the above will work right for negative intervals.


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