From: Gerardo Herzig <gherzig@fmed.uba.ar>
To: Rodrigo De León <rdeleonp@gmail.com>
Cc: pgsql-sql@postgresql.org
Subject: Re: puzzled by SELECT INTO
Date: Wed, 31 Oct 2007 09:28:16 -0300
Message-ID: <472874E0.4060104@fmed.uba.ar> (raw)
In-Reply-To: <a55915760710301357s47bf6ecbyb6bd8de675b903cd@mail.gmail.com>
References: <47279757.50602@fmed.uba.ar>
<a55915760710301357s47bf6ecbyb6bd8de675b903cd@mail.gmail.com>
Rodrigo De León wrote:
>On 10/30/07, Gerardo Herzig <gherzig@fmed.uba.ar> wrote:
>
>
>>Wreird enough to me, need some advice plz!
>>
>>
>
>CREATE OR REPLACE FUNCTION READ_WORDS(BIGINT, INT[])
>RETURNS VARCHAR
>AS
>$$
> DECLARE
> RETURNVALUE VARCHAR;
> BEGIN
> SELECT ARRAY_TO_STRING(ARRAY(
> SELECT WORD
> FROM WORDS WHERE PAGE_ID=$1
> AND WORD_POSITION = ANY ($2)
> ), ' ') INTO RETURNVALUE;
> RETURN RETURNVALUE;
> END;
>$$ LANGUAGE PLPGSQL;
>
>SELECT READ_WORDS(99466, '{2994,2995,2996}');
>
>See:
>http://www.postgresql.org/docs/8.2/static/arrays.html
>
>
>
>
Mmmm, yes, that make perfect sense. I did 'resolve' the previous
situation by using EXECUTE, i will try your solution now.
Gracias Rodrigo.
Gerardo
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To: pgsql-sql@postgresql.org
Cc: gherzig@fmed.uba.ar, rdeleonp@gmail.com
Subject: Re: puzzled by SELECT INTO
In-Reply-To: <472874E0.4060104@fmed.uba.ar>
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