Skip site navigation (1) Skip section navigation (2)

Re: Diferent execution plan for similar query

From: Andrew Sullivan <andrew(at)libertyrms(dot)info>
To: pgsql-performance(at)postgresql(dot)org
Subject: Re: Diferent execution plan for similar query
Date: 2003-04-28 11:12:06
Message-ID: 20030428111206.GA15801@libertyrms.info (view raw or flat)
Thread:
Lists: pgsql-performance
On Mon, Apr 28, 2003 at 01:00:03PM +0200, Magnus Naeslund(w) wrote:
> Is this an nontrivial change?
> Because if it's trivial it should be done, imho.

It's not trivial.  If it were, it would have been done already.

See the TODO entries about this, and the many discussions about it on
-hackers, for why it's not trivial.

A
-- 
----
Andrew Sullivan                         204-4141 Yonge Street
Liberty RMS                           Toronto, Ontario Canada
<andrew(at)libertyrms(dot)info>                              M2P 2A8
                                         +1 416 646 3304 x110


In response to

pgsql-performance by date

Next:From: Jim C. NasbyDate: 2003-04-28 18:21:43
Subject: How to get the optimizer to use an index with multiple fields
Previous:From: Shridhar DaithankarDate: 2003-04-28 11:00:55
Subject: Re: [PERFORM] Diferent execution plan for similar query

Privacy Policy | About PostgreSQL
Copyright © 1996-2014 The PostgreSQL Global Development Group