Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1sUO4b-002gIj-KP for pgsql-general@arkaria.postgresql.org; Thu, 18 Jul 2024 10:09:17 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.94.2) (envelope-from ) id 1sUO4Z-00DkaN-6J for pgsql-general@arkaria.postgresql.org; Thu, 18 Jul 2024 10:09:15 +0000 Received: from magus.postgresql.org ([2a02:c0:301:0:ffff::29]) by malur.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1sUO4Y-00DkaF-Rb for pgsql-general@lists.postgresql.org; Thu, 18 Jul 2024 10:09:15 +0000 Received: from mail-ej1-x636.google.com ([2a00:1450:4864:20::636]) by magus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (Exim 4.94.2) (envelope-from ) id 1sUO4T-000BHS-Uh for pgsql-general@lists.postgresql.org; Thu, 18 Jul 2024 10:09:14 +0000 Received: by mail-ej1-x636.google.com with SMTP id a640c23a62f3a-a77c349bb81so58010866b.3 for ; Thu, 18 Jul 2024 03:09:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1721297349; x=1721902149; darn=lists.postgresql.org; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=nOda28S01GnGa/g9ZfwG0Ukg9o9l/Up8UW8o9jdj6/M=; b=biWINICGNVovcDDUi1CJJb/Ha/WsgBVQCnQ7rm44hN0J+Zhm4edcEG/zZ9zx6weuYW bHFrJkjLjury/JeqX2NpiK9DYhor7Mj9uemwyoEB0FmZDVv9OKRVuQLGw4fkIO0F1VIO w73JVLX1kKCOh3B7cLiSxI1t2ojM+FzyFKVMQaDIVSv1nvh2fdJc5ETidXCoVa2Mvtta k2fhnXk9HGEeWF/RUDnC0AUrekneLahkAGdsac7+DJeeq0x5RAwTUyDx6C4Twi/OtD0h 9wp8d1gglzSIAamVPHB+5t1aVhkefMYT3B0uKhBc2GBGFFIxvNk4pcw0174ALaL73YhK PsrQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1721297349; x=1721902149; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=nOda28S01GnGa/g9ZfwG0Ukg9o9l/Up8UW8o9jdj6/M=; b=U4LFrCqnIP/mEg5WQPEY/WS37snE1u3VhPn0sRnZtjoAAMPSsSzivUOw3ZpclXbbg9 csspapiZ8xa03Y2Y/rEuToEMMBf79KC6WD/vv4YxrU8Up1RTQeW0rK//HNJrI336Po67 o3ogiNivd0jasLzr5HzqgEzBc0KuNEhKM28I+kScJyRk0mPUwvvhJqthpxXRT6nJbwsK tqiubizmwFS9cf4ETqJ232nHTfjZUfX6d/nE1mR6wtrpKgrqUls38UsPqqxGklebzy4z /5GGn0UsEldpEES3Lsn9IzjldRGa5LM30NdWzpAxsr2PpsZLoSM6EIeYUwVqnZhlw8uh BVzQ== X-Gm-Message-State: AOJu0YwxNVQld2Zt4AMApAEGnpeBU0dcKUTFJh+Btx3o61b0nWCMdSIZ mVx9GdXpAY7yYAFikyP5T0jogFRWCQ9a859PJc2l2VZdvm7jX8WQKiu3xeF2j2YZ8XhPBNfqSb0 0mHuItSn1IWSiRrU0o/h8tkzdCSs= X-Google-Smtp-Source: AGHT+IGBVAcgDKsHuKIK6Tnrwqu6Obsccs9Xn7RWEay9c6gdPcKICuZgwycmuhNKwyveMSuQeZS0DXuRO6Wool/5o/8= X-Received: by 2002:a17:906:80d4:b0:a72:b287:1e04 with SMTP id a640c23a62f3a-a7a011ad86dmr285932466b.34.1721297348291; Thu, 18 Jul 2024 03:09:08 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Durgamahesh Manne Date: Thu, 18 Jul 2024 15:40:16 +0530 Message-ID: Subject: Re: Regarding vacuum freeze locking mechanism To: "David G. Johnston" Cc: "pgsql-general@lists.postgresql.org" Content-Type: multipart/alternative; boundary="000000000000ff742b061d82c43d" List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk --000000000000ff742b061d82c43d Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Hi David. Excellent response from you .Great Regards, Durga Mahesh On Thu, Jul 18, 2024 at 11:28=E2=80=AFAM David G. Johnston < david.g.johnston@gmail.com> wrote: > On Wednesday, July 17, 2024, Durgamahesh Manne > wrote: > >> >> Could you please provide more clarity on this? Which lock triggers on th= e >> tables are being used by freeze? >> > > https://www.postgresql.org/docs/current/explicit-locking.html > > Share update exclusive > > David J. > > --000000000000ff742b061d82c43d Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
Hi=C2=A0David.

Excellent response from= =C2=A0you .Great=C2=A0

Regards,
Durga Ma= hesh

On Thu, Jul 18, 2024 at 11:28=E2=80=AFAM David G. Johnston <david.g.johnston@gmail.com&= gt; wrote:
On We= dnesday, July 17, 2024, Durgamahesh Manne <maheshpostgres9@gmail.com> wrote:<= br>
=
Could you please provide more clarity=C2=A0on this? Which lo= ck triggers on the tables are being=C2=A0used by freeze?


Share upda= te exclusive=C2=A0

David J.

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