From: | Kristo Kaiv <kristo(dot)kaiv(at)skype(dot)net> |
---|---|
To: | Postgresql General List <pgsql-general(at)postgresql(dot)org> |
Subject: | table column vs. out param [1:0] |
Date: | 2007-08-23 05:51:36 |
Message-ID: | 5177DE35-7DAD-4DAF-B314-242DAA2B15D1@skype.net |
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Lists: | pgsql-general pgsql-sql |
I am trying to implement the new out parameters in functions and
stumbled upon a problem.
There is an internal requirement for our databases that every
function call always returns 2 params status & status_text.
The problem now is that plpgsql selects the out params themselves
into out params instead of function call results that i need there.
If this is the expected behavior of out params it makes using out
params a bit complicated if some table attributes
happen to have the same name as out params. How can i overcome this
situation? I can understand function variables having precedence
over column names as you can freely rename them but out params is a
different situation.
snippet from code
-[cut]--
out status int, -- 200
out status_text text -- OK
) AS $$
BEGIN
-[cut]--
SELECT status, status_text
FROM service._simple_add(
i_key_user
,i_key_service
,i_action
,i_subscr_len)
INTO status, status_text;
-[cut]-
Kristo Kaiv
http://kaiv.wordpress.com (PostgreSQL blog)
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