From: Scott Marlowe <scott.marlowe@gmail.com>
To: Marcin Krawczyk <jankes.mk@gmail.com>
Cc: pgsql-sql@postgresql.org
Subject: Re: age() function usage
Date: Fri, 25 Jan 2008 13:41:15 -0600
Message-ID: <dcc563d10801251141u3422dc42tf3c57b06a77f19ff@mail.gmail.com> (raw)
In-Reply-To: <95f6bf9b0801251106h6577fa94j508574db50030b53@mail.gmail.com>
References: <95f6bf9b0801251106h6577fa94j508574db50030b53@mail.gmail.com>
On Jan 25, 2008 1:06 PM, Marcin Krawczyk <jankes.mk@gmail.com> wrote:
> Hi all. I am trying to determine the way to pass a variable/field value to
> an age() function, query looks something like:
>
> SELECT age(timestamp data_zakonczenia_fakt) FROM kip_pracownicy_umowy WHERE
> id_pracownika = 8
>
> data_zakonczenia_fakt being char column equal to say '1993-11-30'.
> Such approach won't work, can anyone tell me the way to do it?
>
> SELECT age(timestamp '1993-11-30') works great.
> Same story with age(timestamp '2008-01-01', timestamp '1993-11-30').
You need an explicit cast:
SELECT age(data_zakonczenia_fakt::timestamp) FROM kip_pracownicy_umowy
WHERE id_pracownika = 8
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To: pgsql-sql@postgresql.org
Cc: scott.marlowe@gmail.com, jankes.mk@gmail.com
Subject: Re: age() function usage
In-Reply-To: <dcc563d10801251141u3422dc42tf3c57b06a77f19ff@mail.gmail.com>
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