Re: PL/SQL: function call like $1($2)

From: Uyelik <uyelik(at)yorukoglu(dot)name(dot)tr>
To: Merlin Moncure <mmoncure(at)gmail(dot)com>, pgsql-general(at)postgresql(dot)org
Cc: Jean-Gerard Pailloncy <jg(at)rilk(dot)com>
Subject: Re: PL/SQL: function call like $1($2)
Date: 2006-10-09 13:50:13
Message-ID: 452A5395.30400@yorukoglu.name.tr
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Hi,
you may try;

execute 'select ' || f || '(' || p || ')' into res;

Merlin Moncure wrote, On 09.10.2006 16:35:
> On 10/8/06, Jean-Gerard Pailloncy <jg(at)rilk(dot)com> wrote:
>> I want to create a function in PL/SQL as
>> CREATE OR REPLACE FUNCTION "f_do" (text, double precision[]) RETURNS
>> double precision AS '
>> DECLARE
>> f text := $1;
>> p double precision[] := $2;
>> res double precision;
>> BEGIN
>> SELECT f(p) into res;
>> RETURN res;
>> END;' LANGUAGE "plpgsql"
>> STABLE
>> RETURNS NULL ON NULL INPUT
>> SECURITY INVOKER
>>
>> But it does not work.
>> I try EXECUTE f || ' ( ' || p || ' );' INTO res
>> But is does not work too.
>> There is no function to convert double precision[] to text.
>>
>> Is it possible to do this without converting the array of double to
>> text ?
>
>
> what is are the arguments for function f()?
> Also, if you are using 8.0+, you can do dollar quoting and named input
> parameters. If not, i think using alias is preferred to assignment
> for giving names to arguments.
>
> merlin
>
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