Re: Time formating

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>).