Re: How to increase precision?

From: Steve Crawford <scrawford(at)pinpointresearch(dot)com>
To: "Katka a Daniel Dunajsky" <daniel_katka(at)hotmail(dot)com>, pgsql-sql(at)postgresql(dot)org
Subject: Re: How to increase precision?
Date: 2003-05-02 22:13:31
Message-ID: 20030502221331.86C2B103C9@polaris.pinpointresearch.com
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It's assuming INTs and doing int division. Make one a numeric/real or
explicitly cast:

steve=# select 5/2;
?column?
----------
2
(1 row)

steve=# select 5./2;
?column?
----------
2.5
(1 row)

Cheers,
Steve

On Friday 02 May 2003 2:38 pm, Katka a Daniel Dunajsky wrote:
> Hello all,
>
> this is a newbie question:
>
> How to increase the precision of calculations in posgresql?
>
> When I run this query:
>
> select 5/2;
>
> I get:
>
> ?column?
> --------
> 2
>
> It should be 2.5 shouldn't it?
>
> Thank you for your time.
>
> Daniel
>
>
>
>
>
>
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