From: Tom Lane <tgl@sss.pgh.pa.us>
To: Tomas Vondra <tomas.vondra@2ndquadrant.com>
cc: Aleksander Alekseev <a.alekseev@postgrespro.ru>,
        Pavel Stehule <pavel.stehule@gmail.com>,
        PostgreSQL Hackers <pgsql-hackers@postgresql.org>,
        David Steele <david@pgmasters.net>
Subject: Re: [Patch] Temporary tables that do not bloat pg_catalog (a.k.a fast
 temp tables)
In-reply-to: <26c3bc60-6613-e7ab-517a-53136f01fb6c@2ndquadrant.com>
References: <20160729141552.4062e19b@fujitsu>
 <39b0f423-a4df-3564-3b4a-b1de6f9eea80@2ndquadrant.com>
 <CAFj8pRAv+vPxzTQMviCsYqQrfpYei5bTvX80zRUp1Q3xAbTWyg@mail.gmail.com>
 <1184.1469890030@sss.pgh.pa.us>
 <5cdc3fde-d6a5-f0d2-b930-485bdcaecde5@2ndquadrant.com>
 <20160801124531.66cde374@fujitsu>
 <26c3bc60-6613-e7ab-517a-53136f01fb6c@2ndquadrant.com>
Comments: In-reply-to Tomas Vondra <tomas.vondra@2ndquadrant.com>
	message dated "Mon, 01 Aug 2016 15:09:01 +0200"
Date: Mon, 01 Aug 2016 13:24:10 -0400
Message-ID: <13191.1470072250@sss.pgh.pa.us>
Precedence: bulk
Sender: pgsql-hackers-owner@postgresql.org

Tomas Vondra <tomas.vondra@2ndquadrant.com> writes:
> What is needed is an overview of the approach, so that the reviewers can 
> read that first, instead of assembling the knowledge from pieces 
> scattered over comments in many pieces. But I see the fasttab.c contains 
> this:

> /* TODO TODO comment the general idea - in-memory tuples and indexes, 
> hooks principle, FasttabSnapshots, etc */

A fairly common answer when some feature needs an implementation overview
is to create a README file for it, or add a new section in an existing
README file.

			regards, tom lane


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