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Re: Problem with some function

From: Stephan Szabo <sszabo(at)megazone23(dot)bigpanda(dot)com>
To: Uros Gruber <uros(at)sir-mag(dot)com>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: Problem with some function
Date: 2001-10-28 17:57:57
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-general
On Sun, 28 Oct 2001, Uros Gruber wrote:

> Hi!
> i create some function like this
> CREATE FUNCTION checkuser(varchar,varchar) RETURNS INTEGER AS '
>    user ALIAS FOR $1;
>    pwd ALIAS FOR $2;
     id integer;
    SELECT INTO id id_user FROM users WHERE username=user AND password=pwd
AND allow_login = ''true'';
-- You need to select into a variable here.

>       RAISE NOTICE ''User not found'';
>       RETURN 0;
>    ELSE
>       UPDATE users SET last_login = ''NOW'', login_counts = login_counts+1;
-- Is this above really what you want?  You're not specifying the user to 
-- update.  I think you probably want a WHERE on id or one like above.
       RETURN id;
>    END IF;
> END;
> ' LANGUAGE 'plpgsql';

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