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From: Justin Pryzby <pryzby@telsasoft.com>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: Robert Haas <robertmhaas@gmail.com>
Cc: Dilip Kumar <dilipbalaut@gmail.com>
Cc: Andres Freund <andres@anarazel.de>
Cc: Ashutosh Sharma <ashu.coek88@gmail.com>
Cc: Maciek Sakrejda <m.sakrejda@gmail.com>
Cc: Bruce Momjian <bruce@momjian.us>
Cc: Alvaro Herrera <alvherre@alvh.no-ip.org>
Cc: Andrew Dunstan <andrew@dunslane.net>
Cc: Heikki Linnakangas <hlinnaka@iki.fi>
Cc: PostgreSQL Hackers <pgsql-hackers@lists.postgresql.org>
Cc: Thomas Munro <thomas.munro@gmail.com>
Subject: Re: [Proposal] Fully WAL logged CREATE DATABASE - No Checkpoints
Date: Thu, 4 Aug 2022 17:16:04 -0500
Message-ID: <20220804221604.GO19644@telsasoft.com> (raw)
In-Reply-To: <3663919.1659650570@sss.pgh.pa.us>
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	<2767668.1659476794@sss.pgh.pa.us>
	<20220802220416.GC13682@telsasoft.com>
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	<3663919.1659650570@sss.pgh.pa.us>

On Thu, Aug 04, 2022 at 06:02:50PM -0400, Tom Lane wrote:
> The "invalidation" comment bothered me for awhile, but I think it's
> fine: we know that no other backend can connect to the source DB
> because we have it locked,

About that - is it any problem that the currently-connected db can be used as a
template?  It's no issue for 2-phase commit, because "create database" cannot
run in an txn.

-- 
Justin





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  Cc: pryzby@telsasoft.com, tgl@sss.pgh.pa.us, robertmhaas@gmail.com, dilipbalaut@gmail.com, andres@anarazel.de, ashu.coek88@gmail.com, m.sakrejda@gmail.com, bruce@momjian.us, alvherre@alvh.no-ip.org, andrew@dunslane.net, hlinnaka@iki.fi, pgsql-hackers@lists.postgresql.org, thomas.munro@gmail.com
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