Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1lMwLS-00045S-60 for pgsql-hackers@arkaria.postgresql.org; Thu, 18 Mar 2021 17:22:02 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.92) (envelope-from ) id 1lMwLQ-0006GZ-Bs for pgsql-hackers@arkaria.postgresql.org; Thu, 18 Mar 2021 17:22:00 +0000 Received: from magus.postgresql.org ([2a02:c0:301:0:ffff::29]) by malur.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1lMwLQ-0006GS-49 for pgsql-hackers@lists.postgresql.org; Thu, 18 Mar 2021 17:22:00 +0000 Received: from tamriel.snowman.net ([2001:470:e38f::11]) by magus.postgresql.org with esmtp (Exim 4.92) (envelope-from ) id 1lMwLJ-0001tZ-J4 for pgsql-hackers@postgresql.org; Thu, 18 Mar 2021 17:21:59 +0000 Received: by tamriel.snowman.net (Postfix, from userid 1000) id 429D95F799; Thu, 18 Mar 2021 13:21:52 -0400 (EDT) Date: Thu, 18 Mar 2021 13:21:52 -0400 From: Stephen Frost To: Alvaro Herrera Cc: Bruce Momjian , Masahiko Sawada , Tom Kincaid , Robert Haas , Andres Freund , Amit Kapila , Thomas Munro , PostgreSQL-development , Masahiko Sawada Subject: Re: Key management with tests Message-ID: <20210318172152.GJ20766@tamriel.snowman.net> References: <20210315165046.GA2770@momjian.us> <20210318171301.GA12080@alvherre.pgsql> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="/dewtoG6vGg3vzo2" Content-Disposition: inline In-Reply-To: <20210318171301.GA12080@alvherre.pgsql> User-Agent: Mutt/1.5.24 (2015-08-30) List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk --/dewtoG6vGg3vzo2 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Greetings, * Alvaro Herrera (alvherre@alvh.no-ip.org) wrote: > Patch 10 uses the term "WAL-skip relations". What does that mean? Is > it "relations that are not WAL-logged"? I suppose we already have a > term for this; I'm not sure it's a good idea to invent a different term > that is only used in this new place. This is discussed in src/backend/access/transam/README, specifically the section that talks about Skipping WAL for New RelFileNode. Basically, it's the 'wal_level=minimal' optimization which allows WAL to be skipped. Thanks! Stephen --/dewtoG6vGg3vzo2 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBCgAGBQJgU4wvAAoJEO1sijiDR2RVhI4P/02//i/NXlpiGkrXSioXAM2K uhTOK0HZ7BU1t/9m0HnIf1hAXa3Dfl6pKXXl4GkMA70gRhLUzb4vA+YtgxqFSZG4 dxRxFNG2emWlGz8kxOJ+KR+UyA+j1HHbLqgR4qq3rhXkQri1jAHPBZiucHa5Zavv nQFoQZ2QDvcp15qaPc3t/E2O08S3yNWIJ67HU6H/OHEqqWltsy/BDDUzQEfELIDJ zy1jnWP4yzSMWWTTEKzvWc87SdRPW9DECt7Y0/+KZzjur4ZV9h6BCYq0WdRVFKSc iZnJH0j5HBG9pzMWIzIPeFA95DXMg7RSwAaTw/Y4Fp4UGwDzwF3cqvL61lSYgSG3 EtRc43JbzO6h6NcNopzkEb+SgwS8Z0yUIbGWMLwkaQXsKs9j9P2bVjMktIF6H+NP qIXEQY5yGKjMqmqhA3fRoDbyOYxy+uvCGjZzQZsSWpjjps+kq64SpulnGxPKkQOr RsH471Xp9x+ED8jDq7VpFQd/1HdciL44297l0nUu/IeoB6OfA+lfm+8UUSgkKvMk idw7WVN+A9TT7XKP3OHUiZSGPZy2eSsZAJ58rJhrcTUp41xpEfPF7lrtws0n+jIX FDjmWcPw6mDxAhywN+bHzg5pUhR+ahkxwxZ5UbQkzAMKPHgVGSPqJNh/cLd2tsKr sNV6q9pmBeRB0ygc2Ahb =8MoV -----END PGP SIGNATURE----- --/dewtoG6vGg3vzo2--