Re: string to date conversion

From: Christoph Haller <ch(at)rodos(dot)fzk(dot)de>
To: Jerome Alet <alet(at)librelogiciel(dot)com>
Cc: pgsql-sql(at)postgresql(dot)org
Subject: Re: string to date conversion
Date: 2005-04-22 09:21:26
Message-ID: 4268C216.8BC93C10@rodos.fzk.de
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-sql

Jerome Alet wrote:
>
> Hi,
>
> I'm working on an existing Pg database which, please don't ask why,
> stores dates as varchar attributes in the form 'YYYY/MM/DD'
>
> I'm not allowed to modify the tables to use 'timestamp' instead,
> so I'd like to convert on the fly when retrieving datas with
> select.
>
> When I do :
>
> select mydatefield::timestamp from mytable;
>
> There's an error saying that converting from varchar to date is
> not possible
>
> How can I do this ?
>
> Thanks in advance
>
> Jerome Alet
>
select version();

version
-------------------------------------------------------------------------------------
PostgreSQL 7.4.5 on i686-pc-linux-gnu, compiled by GCC gcc (GCC) 3.3.1
(SuSE Linux)
(1 row)

select '2005/04/22'::text::timestamp ;
timestamp
---------------------
2005-04-22 00:00:00
(1 row)

works for me.
Regards, Christoph

In response to

Responses

Browse pgsql-sql by date

  From Date Subject
Next Message Adriaan Botha 2005-04-22 09:22:50 How do I connect with something like JDBCManager to Postgres on Fedora Linux
Previous Message Jerome Alet 2005-04-22 09:13:41 Re: string to date conversion