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 1wPBUl-000Vuk-2J for pgsql-hackers@arkaria.postgresql.org; Tue, 19 May 2026 03:51:51 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1wPBUh-003itZ-0n for pgsql-hackers@arkaria.postgresql.org; Tue, 19 May 2026 03:51:48 +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 1wPBUg-003itQ-2p for pgsql-hackers@lists.postgresql.org; Tue, 19 May 2026 03:51:47 +0000 Received: from mail-pf1-x435.google.com ([2607:f8b0:4864:20::435]) by magus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (Exim 4.98.2) (envelope-from ) id 1wPBUe-00000000Ixp-3j0M for pgsql-hackers@postgresql.org; Tue, 19 May 2026 03:51:46 +0000 Received: by mail-pf1-x435.google.com with SMTP id d2e1a72fcca58-82f8b60e485so1146614b3a.0 for ; Mon, 18 May 2026 20:51:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1779162702; x=1779767502; darn=postgresql.org; h=to:references:message-id:content-transfer-encoding:cc:date :in-reply-to:from:subject:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=PAfsQCSxyG8UpNU3RtszdB55kEgGnX7ZNwVAoG8ioas=; b=DbiCkZfq7aR5N/NlIP4wW3jpUOR63BWDYX5cofFlOe4GMKIxuhJgJX4ZzsYFYi+x8n ZFAIBs20kAkMWTuKrsOakNJ0G8MzgGktGS1MfzmOTFNGiyXX6YWeo5V8csqlQUIUlxCJ 7/jBt8VNqcWb9vl2yEey3GMUIen6WVEXWDNY2d4N4Z53QfNYZ/AWAqUhu/x8hjro8uYw UE5ZDmDachPuIo5Euti5de5Inn87wuiEdVDwFq/NLcOgcFQ+N4RpX7yRpMua3u16ikGs nXQuc3L3f8Vt1z3XrohIBOvek4FmzHFehAKNVHDTOPgxXB0oYintLxlTWQKdbj4s6WYF GJrw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1779162702; x=1779767502; h=to:references:message-id:content-transfer-encoding:cc:date :in-reply-to:from:subject:mime-version:x-gm-gg:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=PAfsQCSxyG8UpNU3RtszdB55kEgGnX7ZNwVAoG8ioas=; b=BuSsuLu4cL7KJ+2yo/1vdXVJwE6o6SwXgCn6FSe/JTmHCNvWegFzjilgKT2PGc5aL6 I9UFzijI0tsyroizH8LMZtGNljZIW0GS7DctIAIhArgd8Ww8ZXx/RRcJKDt+/n7wZb+y xNp80+vUpOxve1d8tAL3q3UVZ12R0SSTuxVZwP9c1lkl/kdriKECHsQx+4EjYLK2pM7H KZtwFQohSvIQaZFoQ3uTK0AnuoZsy4KeecIFCu0BNp326mhACwzlV4VAU1xSl1UwEgOk pE3gHWhmoNlIV0bhFqnPUEt1X1KurWANJxN4h9yokaB4iKepY2Wa9YkGC9Fhp7mKAbvL nF7A== X-Gm-Message-State: AOJu0YzWd0TPqS326cxPBF8lDj31cSV2kRGpuspYNVBxh6gZrmxtkg2T Xd1gA0aIvh2SyDd0mvGUu8B+4wCyrCxwQrXJbXUrHV4nPpgNgVCPQCE/ X-Gm-Gg: Acq92OGiHW2Q0bp5IzrlnCv/05Qi9s4wHtgIdYCbup6YZRvZAtOPB0lBi/lrO+CB3qY ZKEutK+w1EpnR/AZ2fu6o4mOz2S8ePe5As/UW+2rcE7wx7zERO/3lIfAcKrAFxDo8ZqFz/uJNrj X4QVnKjFT1T/2jQzweFt+wPOUxruu/rEP9FUs9DNyrlB39bZVKUXqK4r93jNPFK7qCaYOxWhAQS sEswv9Y3+hQ7WnOE92SMHII6tUmfMNCH1rOACnsH9YvE5JMGQDL76lknBXSvey9U+RPlBdkg94W zYHiJd9M1PaPWjgGsvaMoVY2UeWtshtZiz6bqfnL4g/NzGL4m4dVlnSDVaT4psGhfmNfy9jTqrX S5HUq+Rp1w98RJVTpcXEZ2TF5yBMMHNiUPVoPPA0Mc5136G7/kZd2qDLkbHj5wvMJ3cB6anx5ci 45dWaMLSENZPVD3OTzX3JafK74/w/siWI= X-Received: by 2002:a05:6a00:2394:b0:839:dd77:34fb with SMTP id d2e1a72fcca58-83f33c8790bmr16050309b3a.22.1779162702260; Mon, 18 May 2026 20:51:42 -0700 (PDT) Received: from smtpclient.apple ([45.32.121.103]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-83f1977a570sm15388744b3a.20.2026.05.18.20.51.40 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Mon, 18 May 2026 20:51:41 -0700 (PDT) Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3864.400.21\)) Subject: Re: Should IGNORE NULLS cache nullness for volatile arguments? From: Chao Li In-Reply-To: <20260518.124551.2123531993096182264.ishii@postgresql.org> Date: Tue, 19 May 2026 11:51:05 +0800 Cc: pgsql-hackers@postgresql.org, ojford@gmail.com Content-Transfer-Encoding: 7bit Message-Id: <0ED53B53-886E-46FD-A578-ADF5820BCC44@gmail.com> References: <20260514.215622.2237422742023167912.ishii@postgresql.org> <20260515.163425.1708559652740041584.ishii@postgresql.org> <20260518.124551.2123531993096182264.ishii@postgresql.org> To: Tatsuo Ishii X-Mailer: Apple Mail (2.3864.400.21) List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk > On May 18, 2026, at 11:45, Tatsuo Ishii wrote: > >>> Yep, good idea. Addressed in attached v2. >> >> Thanks for the v2 patch. It looks good to me. I am going to push the >> patch within a few days if there's no objection. > > Patch pushed. Thanks! > -- > Tatsuo Ishii > SRA OSS K.K. > English: http://www.sraoss.co.jp/index_en/ > Japanese:http://www.sraoss.co.jp Hi Tatsuo-san, thank you very much for pushing. Best regards, -- Chao Li (Evan) HighGo Software Co., Ltd. https://www.highgo.com/