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Re: compile error with -DOPTIMIZER_DEBUG

From: Bruce Momjian <bruce(at)momjian(dot)us>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com>, Jan Urbański <wulczer(at)wulczer(dot)org>, Postgres - Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: compile error with -DOPTIMIZER_DEBUG
Date: 2009-11-29 11:33:49
Message-ID: 200911291133.nATBXn627165@momjian.us (view raw or flat)
Thread:
Lists: pgsql-hackers
Tom Lane wrote:
> Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com> writes:
> > Jan Urbaski wrote:
> >> ISTM that there's a superfluous curly brace in print_path (which only
> >> gets compiled with -DOPTIMIZER_DEBUG.
> 
> > Thanks, committed.
> 
> You know, the last couple of times I've touched that code, I've been
> wondering why we bother to maintain it.  Personally I always use pprint()
> when I'm interested in a printout of a plan tree.  Is anyone actually
> using the printout code in allpaths.c?

I thought OPTIMIZER_DEBUG showed us all the possible paths, not just the
final plan.

-- 
  Bruce Momjian  <bruce(at)momjian(dot)us>        http://momjian.us
  EnterpriseDB                             http://enterprisedb.com

  + If your life is a hard drive, Christ can be your backup. +

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