Re: Need help with one query - Mailing list pgsql-performance

From Robert Haas
Subject Re: Need help with one query
Date
Msg-id 603c8f070903201737u7543a26w62f265d2352318f5@mail.gmail.com
Whole thread Raw
In response to Re: Need help with one query  (Anne Rosset <arosset@collab.net>)
List pgsql-performance
On Fri, Mar 20, 2009 at 4:29 PM, Anne Rosset <arosset@collab.net> wrote:
> Alvaro Herrera wrote:
>> Robert Haas escribió:
>>> Something is wrong here.  How can setting enable_seqscan to off result
>>> in a plan with a far lower estimated cost than the original plan?  If
>>> the planner thought the non-seq-scan plan is cheaper, it would have
>>> picked that one to begin with.
>>>
>>
>> GEQO?  Anne, what's geqo_threshold set to?
> Hi Alvaro:
> It is turned off
> geqo | off | Enables genetic query optimization.
> Thanks,
> Anne

Can you please send ALL your non-commented postgresql.conf lines?

...Robert

pgsql-performance by date:

Previous
From: Tom Lane
Date:
Subject: Re: Need help with one query
Next
From: Robert Haas
Date:
Subject: Re: Proposal of tunable fix for scalability of 8.4