From: Achilleus Mantzios <achill@matrix.gatewaynet.com>
To: andres javier garcia garcia <andresjavier.garcia@wanadoo.es>
Cc: PostgreSQL List <pgsql-sql@postgresql.org>
Subject: Re: ORDER the result of a query by date
Date: Thu, 24 Oct 2002 14:28:33 +0300 (EEST)
Message-ID: <Pine.LNX.4.44.0210241422570.16108-100000@matrix.gatewaynet.com> (raw)
In-Reply-To: <200210241054.g9OAs9c15358@natura.cebas.csic.es>
On Thu, 24 Oct 2002, andres javier garcia garcia wrote:
> Hello;
> I've got the result of a query that appears as:
> cod_variable | cod_station | year | month | day | rain
> ---------------------+-------------------+--------+----------+------+------
> 30201 | 7237 | 1953 | 1 | 1 | 2
> 30201 | 7237 | 1953 | 2 | 1 | 5
> 30201 | 7237 | 1953 | 3 | 1 | 0
> 30201 | 7237 | 1953 | 4 | 1 | -3
> .....
>
> (Of course, thanks to Stephan Szabo for the method to obtain this from my
> strange source data. I didn't think this was possible.)
>
> After have done this query I've realized that I need the data to be ordered
> by date. Do you have any suggestion?
select <your cols>,year,month,day from <your table> order by
year,month,day.
Also take a look at date,timestamp data types.
Note that you can process your initial "strange" source
using tools as awk,perl,sh,C programs to format
your datasets in sql insert statements or
copy format.
>
> Best regards
> ----------
> Javier
>
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==================================================================
Achilleus Mantzios
S/W Engineer
IT dept
Dynacom Tankers Mngmt
Nikis 4, Glyfada
Athens 16610
Greece
tel: +30-10-8981112
fax: +30-10-8981877
email: achill@matrix.gatewaynet.com
mantzios@softlab.ece.ntua.gr
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To: pgsql-sql@postgresql.org
Cc: achill@matrix.gatewaynet.com, andresjavier.garcia@wanadoo.es
Subject: Re: ORDER the result of a query by date
In-Reply-To: <Pine.LNX.4.44.0210241422570.16108-100000@matrix.gatewaynet.com>
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