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 1vB5N2-00AHNQ-Ca for pgsql-hackers@arkaria.postgresql.org; Tue, 21 Oct 2025 05:57:19 +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 1vB5N1-006pDy-B1 for pgsql-hackers@arkaria.postgresql.org; Tue, 21 Oct 2025 05:57:18 +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 1vB5N0-006pDp-U1 for pgsql-hackers@lists.postgresql.org; Tue, 21 Oct 2025 05:57:18 +0000 Received: from fhigh-a5-smtp.messagingengine.com ([103.168.172.156]) by magus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1vB5Mx-003NEZ-1l for pgsql-hackers@lists.postgresql.org; Tue, 21 Oct 2025 05:57:17 +0000 Received: from phl-compute-01.internal (phl-compute-01.internal [10.202.2.41]) by mailfhigh.phl.internal (Postfix) with ESMTP id 8120114000C1; Tue, 21 Oct 2025 01:57:13 -0400 (EDT) Received: from phl-mailfrontend-01 ([10.202.2.162]) by phl-compute-01.internal (MEProxy); Tue, 21 Oct 2025 01:57:13 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=paquier.xyz; h= cc:cc:content-type:content-type:date:date:from:from:in-reply-to :in-reply-to:message-id:mime-version:references:reply-to:subject :subject:to:to; s=fm2; t=1761026233; x=1761112633; bh=VPaEsNTmz3 f561X9MG6Bcg3qkuiMKWqz0s7rrab2HtY=; b=NMzc7X286es16tjddy5SSkNrLy YPSbzIyamp3xrS6YqdJNh6DiBs+lrYyuFEI+13tzQ2ABlCZHjh7+9e6Gxwrh5eZn ij7X1SoqoHdrMJ/LzMNHmohtyueBtTCIhrTaMWmIN//yfMriWbuIGSYy7pYAYM+c txlOmzjhu537wmIauylpRqwfP9c5+DWbzXK49xgjmMUzYbNfZoQz2wArLvMYp2qm fwJLxOlf/FPYGGtATsCzOPNiKWEspgJoUm/EuTTsh7p9f0RAuw9HF+ErLJPtfzsH pWFMO9UF782Lrp1p3y5TeyjXa+LglgqPjXXhTmSl/TQzNEZv0Hc72qm46Wew== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-type:content-type:date:date :feedback-id:feedback-id:from:from:in-reply-to:in-reply-to :message-id:mime-version:references:reply-to:subject:subject:to :to:x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s=fm2; t= 1761026233; x=1761112633; bh=VPaEsNTmz3f561X9MG6Bcg3qkuiMKWqz0s7 rrab2HtY=; b=vWmsxT0pI5cLHiW9jUXFdEj2ihI4eLt3HGhNcuUhzkahVqW+wnX QWdo2p33y8yZSoTEG+jhGzql3HjZjJM6ujnCHZ/uYk/QHhbUESFKPFQbGk7FxkNQ VZ4gw6zc+mdnQ5fk9DDLVF9XTqiGd3xEqPOeLHyjd5GNcFVdM7lQLvSqfFVSOW9G iYI+HocFv9ugOy+916syYsSpMRuteJQdbtQWqKsGLbu9w2IBJDPt8zndXZ8gwOn8 /sru+DaZIMRwIWlYpm77yAZW270h+gcuj0HuCXRL/A87GQS2qQNyus6/jFg+Q5yq ba+C7W4Bi6Asdh5o27+tuN37aMLKAZWTSfw== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeeffedrtdeggddufeelleduucetufdoteggodetrf dotffvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfurfetoffkrfgpnffqhgenuceu rghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmnegfrh hlucfvnfffucdlfeehmdenucfjughrpeffhffvvefukfhfgggtuggjsehgtderredttddv necuhfhrohhmpefoihgthhgrvghlucfrrghquhhivghruceomhhitghhrggvlhesphgrqh huihgvrhdrgiihiieqnecuggftrfgrthhtvghrnhepgeffjeevgfevuddvjedtvddtieej heduueelvddufedtgfefjedvkeevkeeivddvnecuffhomhgrihhnpehpohhsthhgrhgvsh hqlhdrohhrghenucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepmhgrihhlfhhr ohhmpehmihgthhgrvghlsehprghquhhivghrrdighiiipdhnsggprhgtphhtthhopeehpd hmohguvgepshhmthhpohhuthdprhgtphhtthhopegtohhrvgihrdhhuhhinhhkvghrsehg mhgrihhlrdgtohhmpdhrtghpthhtohepjhhirghnrdhunhhivhgvrhhsrghlihhthiesgh hmrghilhdrtghomhdprhgtphhtthhopehtohhmrghssehvohhnughrrgdrmhgvpdhrtghp thhtohepphhgshhqlhdqhhgrtghkvghrsheslhhishhtshdrphhoshhtghhrvghsqhhlrd horhhgpdhrtghpthhtohepthhglhesshhsshdrphhghhdrphgrrdhush X-ME-Proxy: Feedback-ID: i0fe9450f:Fastmail Received: by mail.messagingengine.com (Postfix) with ESMTPA; Tue, 21 Oct 2025 01:57:11 -0400 (EDT) Date: Tue, 21 Oct 2025 14:57:00 +0900 From: Michael Paquier To: Corey Huinker Cc: jian he , Tomas Vondra , pgsql-hackers@lists.postgresql.org, tgl@sss.pgh.pa.us Subject: Re: Extended Statistics set/restore/clear functions. Message-ID: References: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="l+8AYa1e+6Niy1mm" Content-Disposition: inline In-Reply-To: List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk --l+8AYa1e+6Niy1mm Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Tue, Oct 21, 2025 at 02:48:37PM +0900, Michael Paquier wrote: > Tomas, what is your take about the format changes and my argument > about the backward requirements of pg_dump (about not dumping these > stats if connecting to a server older than v18, included)? By the way, the patch is still needed in the previous CF of September: https://commitfest.postgresql.org/patch/5517/ You may want to move it. -- Michael --l+8AYa1e+6Niy1mm Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEG72nH6vTowiyblFKnvQgOdbyQH0FAmj3IKwACgkQnvQgOdby QH3jzw//cY+Dudso6chEHse+TYUUADD7GUNvNZXn7+rzjNszY8RnKSsESDNkAxh1 0mokiupDvIZcihYsYmE8fBwwh0hh8zaFrQ/mQjRPKhNv0pDOy47BHYjpSJ2/DM2D sDfyjtl23exOh2k/mU30GOZdPflSOb3yadcGpAnxwDDN4UHa40XgFkEZMJtLvKBQ 2LhhGoSlJo7MARYcRRiKokHgoGTBCQ2xPEjW5W5bJR+ZCiu/lGtAHFr/yPQlALUH 5Pk62/jd1bhZ847h97fdH1hly6dg7quUG3sJdzdrYQFQKeX4Af4vZ2qg3zm9cRaM cIgvhTE/BQELePVRqn65+6Bf9175t45VS/uxibDEthSi/agjAYCdTkOVk3M2m5L+ F9y9LPtthI0I1/rMSqpolNe2X3DP5tvjEw/6C8I9zswkkGRBy7Nqb5Uf+iryTsob y9hAQ4SURBv7EVUm7tXdNlQqNnDxzAssA7yQMQKtVcYS5Gzqv1NDO/neFMHlvwZR 7HKQ0d9FlXGfWirxCbtYITQNAlifCzv3QyqIqPTMMVT+HyfqO67Ek0hBu2zxPexr C+fmYm8S2fK/0e3/5iFBLInimmGGDRYuc6ZMmt70tX3zSEOZfNeklAaULFp9Yuey D3NJd+3U1YBjMK4UG8OVjyEUEsga3iO3w6ANe2ZCPmE9flTDhQ4= =7Vbg -----END PGP SIGNATURE----- --l+8AYa1e+6Niy1mm--