Re: Memory usage on subselect

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Dan Field <dof(at)llgc(dot)org(dot)uk>
Cc: pgsql-sql(at)postgresql(dot)org
Subject: Re: Memory usage on subselect
Date: 2004-05-24 13:37:37
Message-ID: 10740.1085405857@sss.pgh.pa.us
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-sql

Dan Field <dof(at)llgc(dot)org(dot)uk> writes:
> I have a similar problem with just one of my queries (although it isn't
> a sub select):

You really ought to vacuum and/or analyze occasionally. The EXPLAIN
results show that the planner hasn't got any non-default statistics
for any of these tables.

regards, tom lane

In response to

Responses

Browse pgsql-sql by date

  From Date Subject
Next Message Andreas 2004-05-26 03:13:14 Multitable uniqueness ?
Previous Message Dan Field 2004-05-24 08:53:24 Re: Memory usage on subselect