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From: Jasen Betts <jasen@xnet.co.nz>
Newsgroups: gmane.comp.db.postgresql.sql
Subject: Re: problem using regexp_replace
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On 2010-01-11, gherzig@fmed.uba.ar <gherzig@fmed.uba.ar> wrote:

> CREATE FUNCTION valores_sustitucion(valor_ingresado varchar[])
> returns varchar
> as
> $$
> select case
>   $1[1] when 'Action_1' then
>     (select descripcion from load_by_cod($1[2]))
>
>    when 'Action_2' then (select descripcion from pay_by_view($1[2])
>
>  else 'FALSE'
> end;
> $$ language sql;

> Anybody has a hint?

you are missing a )