From: Stephan Szabo <sszabo@megazone23.bigpanda.com>
To: Katka a Daniel Dunajsky <daniel_katka@hotmail.com>
Cc: pgsql-sql@postgresql.org
Subject: Re: Time formating
Date: Fri, 2 May 2003 16:11:57 -0700 (PDT)
Message-ID: <20030502160941.K77930-100000@megazone23.bigpanda.com> (raw)
In-Reply-To: <Law12-F49x4XFKpRcTC00007e31@hotmail.com>
On Fri, 2 May 2003, Katka a Daniel Dunajsky wrote:
> Hello All,
>
> This question is related to my preceeding question.
>
> How to format a value 7383 to represent 02H:03M:03SS (hours-minutes-seconds)
> using postgresql?
>
> I have this query:
>
> SELECT SUM (session_length))/60)/60 AS "Total",
> FROM user_sessions
> WHERE TO_CHAR(session_start, 'YYYY-MM') = '2003-04';
>
> If session_length = 7383 I will receive 2.
A better way would probably be something like:
SELECT INTERVAL '1 second' * session_length AS "Total"
...
> I have received advice that I should use . and it will work with
>
> select 5./2, however how to do it when I have a variable?
Use a cast of the general form CAST(<variable> as <type>).
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To: pgsql-sql@postgresql.org
Cc: sszabo@megazone23.bigpanda.com, daniel_katka@hotmail.com
Subject: Re: Time formating
In-Reply-To: <20030502160941.K77930-100000@megazone23.bigpanda.com>
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