Re: refactoring comment.c

Tom Lane <tgl@sss.pgh.pa.us>

From: Tom Lane <tgl@sss.pgh.pa.us>
To: Robert Haas <robertmhaas@gmail.com>
Cc: KaiGai Kohei <kaigai@kaigai.gr.jp>, pgsql-hackers@postgresql.org
Date: 2010-08-17T18:24:40Z
Lists: pgsql-hackers
Robert Haas <robertmhaas@gmail.com> writes:
> On Tue, Aug 17, 2010 at 11:30 AM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>> Rereading this, I see I didn't make my point very clearly. The reason
>> this code doesn't belong in parser/ is that there's no prospect the
>> parser itself would ever use it. ObjectAddress is an execution-time
>> creature because we don't want utility statement representations to be
>> resolved to OID-level detail before they execute.

> Well, that is a good reason for doing it your way, but I'm slightly
> fuzzy on why we need a crisp separation between parse-time and
> execution-time.

I don't insist that the separation has to be crisp.  I'm merely saying
that putting a large chunk of useful-only-at-execution-time code into
backend/parser is the Wrong Thing.

			regards, tom lane