From: Oliver d'Azevedo Cristina <oliveiros.cristina@gmail.com>
To: JORGE MALDONADO <jorgemal1960@gmail.com>
Cc: pgsql-sql@postgresql.org <pgsql-sql@postgresql.org>
Subject: Re: Joining several rows into only one
Date: Wed, 28 Nov 2012 18:42:27 +0000
Message-ID: <2829F543-88A7-496D-AB22-6D5ECBBB4633@gmail.com> (raw)
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You need to use the array_agg() and array_to_string() functions.
Best,
Oliver
Enviado via iPhone
Em 28/11/2012, às 06:33 PM, JORGE MALDONADO <jorgemal1960@gmail.com> escreveu:
> I have a SELECT statement that gives me a result like this:
>
> SONG ARTIST
> -----------------------------------
> Song1 Artist1
> Song1 Artist2
> Song1 Artist3
> Song2 Artist2
> Song3 Artist4
> Song4 Artist1
> Song5 Artist4
>
> As you can see, the same song may belong to more than one artist, and this is fine. What I would like to do is NOT to get several rows, one for each different artist, but to join all of the artists in one column and display only one row.
> Is this possible?
>
> Respectfully,
> Jorge Maldonado
>
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To: pgsql-sql@postgresql.org
Cc: oliveiros.cristina@gmail.com, jorgemal1960@gmail.com
Subject: Re: Joining several rows into only one
In-Reply-To: <2829F543-88A7-496D-AB22-6D5ECBBB4633@gmail.com>
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