On Tue, May 25, 2010 at 10:55 AM, Merlin Moncure <mmoncure@xxxxxxxxx> wrote:
> On Tue, May 25, 2010 at 9:41 AM, Tyler Hildebrandt
> <tyler@xxxxxxxxxxxxxxxxxx> wrote:
>>> I think, your problem is here:
>>>
>>> SELECT INTO current_user * FROM
>>> fn_medirota_validate_rota_master(in_currentuser);
>>>
>>>
>>> The planner has no knowledge about how many rows this functions returns
>>> if he don't know the actual parameter. Because of this, this query
>>> enforce a seq-scan. Try to rewrite that to something like:
>>>
>>> execute 'select * from fn_medirota_validate_rota_master(' ||
>>> in_currentuser' || ')' into current_user
>>>
>>
>> Thanks for your response. This doesn't seem to solve our issue, unfortunately.
>>
>> As a side to that, we have the fn_medirota_validate_rota_master calls in a
>> large amount of our other functions that are running very well.
>
> any chance of seeing the function source?
oops! I missed it :-). looking at your function, what version of
postgres? have you experimented w/return query?
merlin
--
Sent via pgsql-performance mailing list (pgsql-performance@xxxxxxxxxxxxxx)
To make changes to your subscription:
http://www.postgresql.org/mailpref/pgsql-performance
