Re: Physical Tlist optimization still possible?

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Simon Riggs <simon(at)2ndquadrant(dot)com>
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: Physical Tlist optimization still possible?
Date: 2005-06-01 13:57:02
Message-ID: 13403.1117634222@sss.pgh.pa.us
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-hackers

Simon Riggs <simon(at)2ndquadrant(dot)com> writes:
> Where I'm leading to is this: If the physical tlist optimization is a
> considerable gain, and it required OIDs, then changing the system
> default to WITHOUT OIDS will cause us to lose the optimization. Yes?

It doesn't require OIDs, though. What it requires is that the source
and destination tables have the same OIDs-ness. So changing the default
shouldn't make a difference.

regards, tom lane

In response to

Browse pgsql-hackers by date

  From Date Subject
Next Message Tom Lane 2005-06-01 13:58:53 Re: NOLOGGING option, or ?
Previous Message Bruce Momjian 2005-06-01 13:39:07 Re: NOLOGGING option, or ?