Re: Why should such a simple query over indexed columns be so slow?

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Mon, Jan 30, 2012 at 3:19 PM, Scott Marlowe <scott.marlowe@xxxxxxxxx> wrote:
> On Mon, Jan 30, 2012 at 2:55 PM, Alessandro Gagliardi
> <alessandro@xxxxxxxx> wrote:
>> I set random_page_cost to 2 (with enable_seqscan on) and get the same
>> performance I got with enable_seqscan off.
>> So far so good. Now I just need to figure out how to set it globally. :-/
>
> alter database set random_page_cost=2.0;

That should be:

alter database dbnamegoeshere set random_page_cost=2.0;



-- 
To understand recursion, one must first understand recursion.

-- 
Sent via pgsql-performance mailing list (pgsql-performance@xxxxxxxxxxxxxx)
To make changes to your subscription:
http://www.postgresql.org/mailpref/pgsql-performance



[Postgresql General]     [Postgresql PHP]     [PHP Users]     [PHP Home]     [PHP on Windows]     [Kernel Newbies]     [PHP Classes]     [PHP Books]     [PHP Databases]     [Yosemite]

  Powered by Linux