From: Tom Lane <tgl@sss.pgh.pa.us>
To: Alvaro Herrera <alvherre@2ndquadrant.com>
Cc: James Coleman <jtc331@gmail.com>
Cc: Tomas Vondra <tomas.vondra@2ndquadrant.com>
Cc: Michael Paquier <michael@paquier.xyz>
Cc: Rafia Sabih <rafia.pghackers@gmail.com>
Cc: Peter Geoghegan <pg@bowt.ie>
Cc: Simon Riggs <simon@2ndquadrant.com>
Cc: Shaun Thomas <shaun.thomas@2ndquadrant.com>
Cc: Dmitry Dolgov <9erthalion6@gmail.com>
Cc: Alexander Korotkov <a.korotkov@postgrespro.ru>
Cc: PostgreSQL Developers <pgsql-hackers@lists.postgresql.org>
Cc: andreas@proxel.se
Subject: Re: [PATCH] Incremental sort (was: PoC: Partial sort)
Date: Mon, 23 Mar 2020 13:05:19 -0400
Message-ID: <18327.1584983119@sss.pgh.pa.us> (raw)
In-Reply-To: <20200323164446.GA6911@alvherre.pgsql>
References: <20200323164446.GA6911@alvherre.pgsql>
Alvaro Herrera <alvherre@2ndquadrant.com> writes:
> ... all plan types that use only one child use the outer one. They
> could use either, as long as it does that consistently, I think.
Yeah, exactly. The outer/inner terminology is really only sensible
for join nodes, but there isn't a third child-plan pointer reserved
for single-child node types, so you gotta use one of those. And
conventionally we use the "outer" one.
regards, tom lane
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Cc: tgl@sss.pgh.pa.us, alvherre@2ndquadrant.com, jtc331@gmail.com, tomas.vondra@2ndquadrant.com, michael@paquier.xyz, rafia.pghackers@gmail.com, pg@bowt.ie, simon@2ndquadrant.com, shaun.thomas@2ndquadrant.com, 9erthalion6@gmail.com, a.korotkov@postgrespro.ru, pgsql-hackers@lists.postgresql.org, andreas@proxel.se
Subject: Re: [PATCH] Incremental sort (was: PoC: Partial sort)
In-Reply-To: <18327.1584983119@sss.pgh.pa.us>
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