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 1vLGho-00AXeX-0Y for pgsql-hackers@arkaria.postgresql.org; Tue, 18 Nov 2025 08:04:52 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1vLGhm-004nFU-2Q for pgsql-hackers@arkaria.postgresql.org; Tue, 18 Nov 2025 08:04:51 +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 4.96) (envelope-from ) id 1vLGhm-004nFM-1J for pgsql-hackers@lists.postgresql.org; Tue, 18 Nov 2025 08:04:50 +0000 Received: from mail-pg1-x532.google.com ([2607:f8b0:4864:20::532]) by makus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (Exim 4.96) (envelope-from ) id 1vLGhj-00084U-32 for pgsql-hackers@postgresql.org; Tue, 18 Nov 2025 08:04:49 +0000 Received: by mail-pg1-x532.google.com with SMTP id 41be03b00d2f7-bc59a785697so4130509a12.0 for ; Tue, 18 Nov 2025 00:04:48 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1763453087; x=1764057887; darn=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=KJWHWLGEfK2BcA7w94bHTDsiFnlZeqjwd3hcEL3RI40=; b=J4xt1pKRdIA0SPPfNkHGOWzhpOXC1alc2/xHaK8VPopoQaEeNHwmvnzrROL64mwLat bClLNOXnFqRt08gDuwckieYhAQmWuIgPnqCN0QvUuf7zvKqHPsLSgVy3r9Si3XsI9zKu Nw5OsWqKYm9XUIQp3EK4kIMYUMEgGP6i6BsN7c3GM8e+YuM5irf7nyJRhmOPsMw9d1L1 SQ+vw+lMiwqviE2mpIqeYlf5cBhqaJfjXPREXBzRrK7bl0UKV7ZlfXbe5Szir8H0LnzU 7O2BqlOGCjmYPhIiL4BjWhznhbGSmEKkCbYIdBNcfnCVAclla2gueNUBPw2tno8seskD Mg0A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1763453087; x=1764057887; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=KJWHWLGEfK2BcA7w94bHTDsiFnlZeqjwd3hcEL3RI40=; b=aI6Yhjz8MVI6d5bhHORfAxudUbmGgkhLVnYCPvkuL0iwbvSD3wzmHlfKur4Xcg3Ffb +PbRstRQEAF2aRhvmj4xpR9sRZxP6+pvTVAt/iU8QZAOFsh6l0UOaHAov/7Pph2wp9TC zBR44p4lvtN+Fa22OT/T1PVd1DmMn554Xb5RG3BBJ9rNTWkbxj2cuQZwQpKqEpb5pmik 6RPE2Qy2ZubU9Ym8xlnaCkT1yhgLf1/52oO8JmffCkwTQ2uhZDINzHRyqMqVIM1lHmsl ErNLwHXwFk7M4dhjKs0RGHB+0BdSqWpO/sywJcDmM8sgJJLo6ZWpEC3+rV1z76XmgKMt lSLA== X-Forwarded-Encrypted: i=1; AJvYcCVFDEMh2kgWBF2C3hH8a9DW1VQA5kssMwnujruqoNQMMLwgq9hQ28iuIN3irF+0o+apgBVIRkCPu72EOB75@postgresql.org X-Gm-Message-State: AOJu0YyLhhmoVyBqa/PfwvOXYbjSUltBMfuaVNGXoBr3rZR6HS9B+ZOG N3bVGuQJLUPRVTQESG10jy1L9x6tea91Hu+mgvaLrXaoeHQyM5VqT3CP89QTuIsLaBoKu0pnG4k ZCZFx++1NjACG/FW1Xr09wQ8CLylEAv4= X-Gm-Gg: ASbGncvVDzhOd+dKaXpKdEDHGQvye9G+1+KS153WVGrUS9iBEKY22h3aH9zn9FKqBgx R+3eW0OPw45MXc0VJQ32DN7R1Kpjlu0ujeRx1ck9ZCMEui4LjzSlTEGVspRKKk4iHJsysoXdcEd P173p+MaGDc+Xha+oMBTD6hKS89A1yT9JesvREVVKqM2ujPJfYJUVfjVv8esAeSbBixI39X2/bI K/OwoD52Nm896nTAuTHspP1CvPcUObTKjhJcscnxwqJuDfVPtWomHcCD6tN X-Google-Smtp-Source: AGHT+IHJmQw7rLSozYRJOsWsxFXXmWsF+7lGs6g2PYimyf71LPwdoA85hEYOD1Od9H7iDwj0jW+ia1hddbv/N7TrAvM= X-Received: by 2002:a05:7301:578d:b0:2a4:3593:9683 with SMTP id 5a478bee46e88-2a4ab77dc7amr9702725eec.0.1763453087485; Tue, 18 Nov 2025 00:04:47 -0800 (PST) MIME-Version: 1.0 References: <8e045899-2023-48b1-bd91-f8cdffeb511d@dunslane.net> <5d81fbbb-7609-4445-9bc4-8af211fb7674@dunslane.net> In-Reply-To: From: Nazir Bilal Yavuz Date: Tue, 18 Nov 2025 11:04:35 +0300 X-Gm-Features: AWmQ_blY3xuxE4QgjHpknzuNlrTnObh11TPIHxF7l52pnneRJx6EpgCmGN2PWXY Message-ID: Subject: Re: Speed up COPY FROM text/CSV parsing using SIMD To: Shinya Kato Cc: Nathan Bossart , Manni Wood , KAZAR Ayoub , Andrew Dunstan , PostgreSQL-development Content-Type: text/plain; charset="UTF-8" List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk Hi, On Tue, 18 Nov 2025 at 01:53, Shinya Kato wrote: > > > On Tue, Nov 18, 2025, 07:16 Nathan Bossart wrote: >> >> I'd like to mark myself as the committer this one, but I noticed that the >> commitfest entry [0] has been marked as Withdrawn. Could someone either >> reopen it or create a new one as appropriate (assuming there is a desire to >> continue with it)? I'm hoping to start spending more time on it soon. >> >> [0] https://commitfest.postgresql.org/patch/5952/ > > > I closed this entry because I currently don't have enough time to continue developing this patch. It is fine if someone else reopens it; I will do my best to see the patch whenever I can. Thank you for all your work on this patch. I would like to continue working on this but I am not sure what are the correct steps to reopen this commitfest entry. Do I just need to change commitfest entry's status to 'Needs review'? -- Regards, Nazir Bilal Yavuz Microsoft