Re: Problem with return type of function ??? (corrected)

Hi Tom,

Another question :

Tom Lane a écrit :
> Denis BUCHER <dbucherml@hsolutions.ch> writes:
>> I have a strange problem, because it worked in a fonction for a table,
>> and now I created the same (?) function for another table and it doesn't
>> work...
> 
>> The function is accepted but at runtime I get :
> 
>> ERREUR:  wrong record type supplied in RETURN NEXT
>> CONTEXTE : PL/pgSQL function "find_sn_live" line 26 at return next
> 
> Does that table have any dropped columns?  If you don't remember
> whether you ever dropped any columns, a quick look into pg_attribute
> will tell you:
> select attname from pg_attribute where attrelid = 'rma.serial_number'::regclass;
> 
> plpgsql isn't tremendously good with rowtypes that contain dropped
> columns.  I believe this particular case is fixed in CVS HEAD, but the
> patch was a bit invasive and won't get back-ported to existing releases.
> The workaround is to drop and recreate the table without any dropped
> columns.

To do this it will be a little complicated because of table
dependencies... And it could bug again at the next DROP COLUMN... Is
there a way to change my function (RETURN SETOF part) to specify the
column names/types ?

Thanks a lot again

Denis