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 1urkLb-00BjLq-4S for pgsql-hackers@arkaria.postgresql.org; Thu, 28 Aug 2025 21:39:56 +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 1urkLa-004rLx-EX for pgsql-hackers@arkaria.postgresql.org; Thu, 28 Aug 2025 21:39:55 +0000 Received: from makus.postgresql.org ([2001:4800:3e1:1::229]) by malur.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1urkLa-004rLo-35 for pgsql-hackers@lists.postgresql.org; Thu, 28 Aug 2025 21:39:54 +0000 Received: from fout-b3-smtp.messagingengine.com ([202.12.124.146]) by makus.postgresql.org with smtp (Exim 4.96) (envelope-from ) id 1urkLX-002Fh2-3B for pgsql-hackers@lists.postgresql.org; Thu, 28 Aug 2025 21:39:53 +0000 Received: from phl-compute-03.internal (phl-compute-03.internal [10.202.2.43]) by mailfout.stl.internal (Postfix) with ESMTP id 4237A1D001BA; Thu, 28 Aug 2025 17:39:52 -0400 (EDT) Received: from phl-mailfrontend-01 ([10.202.2.162]) by phl-compute-03.internal (MEProxy); Thu, 28 Aug 2025 17:39:52 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-transfer-encoding :content-type:content-type:date:date:feedback-id:feedback-id :from:from:in-reply-to:in-reply-to:message-id:mime-version :reply-to:subject:subject:to:to:x-me-proxy:x-me-sender :x-me-sender:x-sasl-enc; s=fm1; t=1756417192; x=1756503592; bh=e uqp538yDIhbTgvGxoUduKXSPu/310nuvqyhJXZ2zPk=; b=W2bg1ZCmJG/lu/mw1 B3u0xnOkhEoPFGoyCl63nsJOTJpc3CxXCiFA4Vou38nCEfSxF2EOX/SPqoKouB4k rdFSd0Wl7loy1h4CXfCcRDPgdIvRAv3VTJnXhv3bMzCB4K4DDfX37ztDWCVZTXtV K89YKTaCLfUYNJVVLpaBwu9XnUqgEgT3iO89MG9VFthjQ/v6tsz5+YriXRVeCpVf Y8cf0BT+t0iBp+9OuVXIXf4Dm7z/xGo4dxImz9qf3kbwBpGMSMhF+iXFSzRaH24y /a3EKPLhLN232gmVjs1Rb+NvG3yXxg/oP3nLBWvOkKnVo1Qv/dm9IKkd8wwq+idw jh/EQ== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeeffedrtdefgddukedvuddtucetufdoteggodetrf dotffvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfurfetoffkrfgpnffqhgenuceu rghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmnecujf gurhepfffhvfevuffkgggtugfgjgesthekredttddtjeenucfhrhhomheptehlvhgrrhho ucfjvghrrhgvrhgruceorghlvhhhvghrrhgvsegrlhhvhhdrnhhoqdhiphdrohhrgheqne cuggftrfgrthhtvghrnhepvdektdffudfftdffffehfffhjeejhffgieeuueekjeekfffg udffhfduffffueevnecuffhomhgrihhnpegvnhhtvghrphhrihhsvggusgdrtghomhenuc evlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepmhgrihhlfhhrohhmpegrlhhvhhgv rhhrvgesrghlvhhhrdhnohdqihhprdhorhhgpdhnsggprhgtphhtthhopeehpdhmohguvg epshhmthhpohhuthdprhgtphhtthhopegrhhestgihsggvrhhtvggtrdgrthdprhgtphht thhopehmrghsrghordhfuhhjihhisehgmhgrihhlrdgtohhmpdhrtghpthhtohepmhhihh grihhlnhhikhgrlhgrhigvuhesghhmrghilhdrtghomhdprhgtphhtthhopehpghhsqhhl qdhhrggtkhgvrhhssehlihhsthhsrdhpohhsthhgrhgvshhqlhdrohhrghdprhgtphhtth hopehrohgsseigiihilhhlrgdrnhgvth X-ME-Proxy: Feedback-ID: ia2694551:Fastmail Received: by mail.messagingengine.com (Postfix) with ESMTPA; Thu, 28 Aug 2025 17:39:51 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alvh.no-ip.org; s=schmee; t=1756417189; bh=r8IRh6cBaB9/VOHjyZf41dnA5/fIh8dnooY3tyRKZEY=; h=Date:From:To:Cc:Subject:In-Reply-To:From; b=dn7OvcSoCX9GyXy7x8dw3AS3emzP2BMiBsVQjczn2IE/S3tjGsuiZvUq1VK0B49Pw Xqu0HnyyXzfyFwpvdnhTQOc1RkT3oM+ZPuITdZVkc8Y+v+HT+7xM42WcwIJQw/MruE pTa25SCuWYfrU1sPjlCOZmvucvJwTMjkMNKr+t5AK5DFly5zLNWm+LWivk029HhBam jKdpwn6axYrjn8te8NLH/0lPnESs+hFQqsCVzjwTyVEOe5Ixu5INvuClMjEhml7dvT p0yhl+vluGCVJwTHRm6wGOiHvl6NH5boRQZq9oFsGjKarxdPNEhU+PvJuTvz5nOfWw phsfYNtfYpORg== Received: by schmee.kurilemu.internal (Postfix, from userid 1000) id C7A8F6E; Thu, 28 Aug 2025 23:39:49 +0200 (CEST) Date: Thu, 28 Aug 2025 23:39:49 +0200 From: Alvaro Herrera To: Mihail Nikalayeu Cc: Fujii Masao , Robert Treat , Pg Hackers , Antonin Houska Subject: Re: Adding REPACK [concurrently] Message-ID: <202508282139.j24af7vwn7pz@alvherre.pgsql> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk On 2025-Aug-21, Mihail Nikalayeu wrote: > Alvaro Herrera : > > I proposed to leave this part out initially, which is why it hasn't been > > reposted. We can review and discuss after the initial patches are in. > > I think it is worth pushing it at least in the same release cycle. If others are motivated enough to certify it, maybe we can consider it. But I don't think I'm going to have time to get this part reviewed and committed in time for 19, so you might need another committer. > > Because having an MVCC-safe mode has drawbacks, IMO we should make it > > optional. > > Do you mean some option for the command? Like REPACK (CONCURRENTLY, SAFE)? Yes, exactly that. -- Álvaro Herrera Breisgau, Deutschland — https://www.EnterpriseDB.com/ "La grandeza es una experiencia transitoria. Nunca es consistente. Depende en gran parte de la imaginación humana creadora de mitos" (Irulan)