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 4.96) (envelope-from ) id 1w153X-002XaK-2L for pgsql-committers@arkaria.postgresql.org; Fri, 13 Mar 2026 16:08:07 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1w153W-005218-04 for pgsql-committers@arkaria.postgresql.org; Fri, 13 Mar 2026 16:08:06 +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 4.96) (envelope-from ) id 1w153V-00520z-2S for pgsql-committers@lists.postgresql.org; Fri, 13 Mar 2026 16:08:06 +0000 Received: from mahout.postgresql.org ([2001:4800:3e1:1::227]) by magus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.98.2) (envelope-from ) id 1w153T-00000002V55-2LG8 for pgsql-committers@lists.postgresql.org; Fri, 13 Mar 2026 16:08:05 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=postgresql.org; s=20171124; h=Date:Message-Id:Subject:To:From:MIME-Version: Content-Type:Sender:Reply-To:Cc:Content-Transfer-Encoding:Content-ID: Content-Description:In-Reply-To:References; bh=jcQjZotA8Di87MUFO7KW/vN/vyoqUHp5i5Z+QLEyVII=; b=31OG7zRaiDMAIUdCZexpLM39y0 BCSIcAl7w5WQ15PPNPHhZVYJYnklI+AAZl8YAWicRKoc8uLFkqe8Jb7h2zAXGCLStKlNo2b6AoL7y awcaKsGL5YMbGkygaXUU5wqi0a0Kd1lsyRZ/GFZcecIg+mFZWdE3EzIVopI8P0/SJ9BBNbKuniytB yAHS9sVOwh9OX+gcuV94KYDN63EAYzKp9MUd7Hb8ZMvgveYIwDhKyTwrzcaVn6KpUl/79ihl/tLyl jYM1AA81vdssyH+hPmBrDssYeWKe25WBJuO3IbZ8mmLAjItYC5ZDX0tqLAIhl5qIVW3LRDu6qRjue 2QDRlxyQ==; Received: from gemulon.postgresql.org ([2001:4800:3e1:1::198]) by mahout.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1w153S-0050q5-24 for pgsql-committers@lists.postgresql.org; Fri, 13 Mar 2026 16:08:02 +0000 Received: from localhost ([127.0.0.1] helo=gemulon.postgresql.org) by gemulon.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1w153S-003r6u-18 for pgsql-committers@lists.postgresql.org; Fri, 13 Mar 2026 16:08:02 +0000 Content-Type: multipart/mixed; boundary="===============6577022937868996314==" MIME-Version: 1.0 From: Nathan Bossart To: pgsql-committers@lists.postgresql.org Subject: pgsql: Optimize COPY FROM (FORMAT {text,csv}) using SIMD. X-Auto-Response-Suppress: All Auto-Submitted: auto-generated Message-Id: Date: Fri, 13 Mar 2026 16:08:02 +0000 List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk --===============6577022937868996314== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 T3B0aW1pemUgQ09QWSBGUk9NIChGT1JNQVQge3RleHQsY3N2fSkgdXNpbmcgU0lNRC4KClByZXNl bnRseSwgc3VjaCBjb21tYW5kcyBzY2FuIHRoZSBpbnB1dCBidWZmZXIgb25lIGJ5dGUgYXQgYSB0 aW1lCmxvb2tpbmcgZm9yIHNwZWNpYWwgY2hhcmFjdGVycy4gIFRoaXMgY29tbWl0IGFkZHMgYSBu ZXcgcGF0aCB0aGF0CnVzZXMgU0lNRCBpbnN0cnVjdGlvbnMgdG8gc2tpcCBvdmVyIGNodW5rcyBv ZiBkYXRhIHdpdGhvdXQgYW55CnNwZWNpYWwgY2hhcmFjdGVycy4gIFRoaXMgY2FuIGJlIG11Y2gg ZmFzdGVyLgoKVG8gYXZvaWQgcmVncmVzc2lvbnMsIFNJTUQgcHJvY2Vzc2luZyBpcyBkaXNhYmxl ZCBmb3IgdGhlIHJlbWFpbmRlcgpvZiB0aGUgQ09QWSBGUk9NIGNvbW1hbmQgYXMgc29vbiBhcyB3 ZSBlbmNvdW50ZXIgYSBzaG9ydCBsaW5lIG9yIGEKc3BlY2lhbCBjaGFyYWN0ZXIgKGV4Y2VwdCBm b3IgZW5kLW9mLWxpbmUgY2hhcmFjdGVycywgZWxzZSB3ZSdkCmFsd2F5cyBkaXNhYmxlIGl0IGFm dGVyIHRoZSBmaXJzdCBsaW5lKS4gIFRoaXMgaXMgcGVyaGFwcyB0b28KY29uc2VydmF0aXZlLCBi dXQgaXQgY291bGQgcHJvYmFibHkgYmUgbWFkZSBtb3JlIGxlbmllbnQgaW4gdGhlCmZ1dHVyZSB2 aWEgZmluZS10dW5lZCBoZXVyaXN0aWNzLgoKQXV0aG9yOiBOYXppciBCaWxhbCBZYXZ1eiA8Ynlh dnV6ODFAZ21haWwuY29tPgpDby1hdXRob3JlZC1ieTogU2hpbnlhIEthdG8gPHNoaW55YTExLmth dG9AZ21haWwuY29tPgpSZXZpZXdlZC1ieTogQXlvdWIgS2F6YXIgPG1hX2themFyQGVzaS5kej4K UmV2aWV3ZWQtYnk6IEFuZHJldyBEdW5zdGFuIDxhbmRyZXdAZHVuc2xhbmUubmV0PgpSZXZpZXdl ZC1ieTogTmVpbCBDb253YXkgPG5laWwuY29ud2F5QGdtYWlsLmNvbT4KUmV2aWV3ZWQtYnk6IEdy ZWcgQnVyZCA8Z3JlZ0BidXJkLm1lPgpUZXN0ZWQtYnk6IE1hbm5pIFdvb2QgPG1hbm5pLndvb2RA ZW50ZXJwcmlzZWRiLmNvbT4KVGVzdGVkLWJ5OiBNYXJrIFdvbmcgPG1hcmt3a21AZ21haWwuY29t PgpEaXNjdXNzaW9uOiBodHRwczovL3Bvc3Rnci5lcy9tL0NBT3pFdXJTVzhjTnI2VFBLc2pyc3Ru UGZoZjRReVFxQjR0blBYR0dlOE40ZV92N0ppZyU0MG1haWwuZ21haWwuY29tCgpCcmFuY2gKLS0t LS0tCm1hc3RlcgoKRGV0YWlscwotLS0tLS0tCmh0dHBzOi8vZ2l0LnBvc3RncmVzcWwub3JnL3Bn L2NvbW1pdGRpZmYvZTBhM2EzZmQ1MzYxOTEzNTAyZmY2OTZlY2Y0Nzc3MGNhNTU5NzVhZQoKTW9k aWZpZWQgRmlsZXMKLS0tLS0tLS0tLS0tLS0Kc3JjL2JhY2tlbmQvY29tbWFuZHMvY29weWZyb20u YyAgICAgICAgICB8ICAgMSArCnNyYy9iYWNrZW5kL2NvbW1hbmRzL2NvcHlmcm9tcGFyc2UuYyAg ICAgfCAxODUgKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrLQpzcmMvaW5jbHVkZS9jb21t YW5kcy9jb3B5ZnJvbV9pbnRlcm5hbC5oIHwgICAxICsKMyBmaWxlcyBjaGFuZ2VkLCAxODQgaW5z ZXJ0aW9ucygrKSwgMyBkZWxldGlvbnMoLSkKCg== --===============6577022937868996314==--