Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1naSf3-0007Sd-Lv for pgsql-general@arkaria.postgresql.org; Sat, 02 Apr 2022 01:34:41 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.92) (envelope-from ) id 1naSf2-0003Qu-Ao for pgsql-general@arkaria.postgresql.org; Sat, 02 Apr 2022 01:34:40 +0000 Received: from magus.postgresql.org ([2a02:c0:301:0:ffff::29]) by malur.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1naSf1-0003Qk-UL for pgsql-general@lists.postgresql.org; Sat, 02 Apr 2022 01:34:40 +0000 Received: from mail-ej1-x62d.google.com ([2a00:1450:4864:20::62d]) by magus.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.92) (envelope-from ) id 1naSez-0006hB-Ti for pgsql-general@lists.postgresql.org; Sat, 02 Apr 2022 01:34:39 +0000 Received: by mail-ej1-x62d.google.com with SMTP id bq8so9235279ejb.10 for ; Fri, 01 Apr 2022 18:34:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to; bh=aT908iwh4bXNkWPIdkhgmkvBL2/iQ0nQk7pR9CMC/sM=; b=IarEy3u+q1RVYAbT0EeCp4kb6tOdCKOpgcwvaxGAq5sVamewLfqorBwQ0IPSvvKBcx BMTnwAfxplripBsmOq8q3lZKohg+6F8J4pU9vKaPji98Ebo/TkIGTqHWubjxBkg18TJp qx8n1pZ8FM7mVq2uucC7OuiU4c0pAGcihHCu0p8rVCbYO5Lq9tUtevgBi5dXE44R0pCk WnjlhQTKwZEoHlpz5gdG7DuloUDgb+J311bTNKxNWYhAqtlpkrOuAzPTVNpLaFnGCVrx qfNV/CPn8f9x5vYV1BkbN9BrgCBFREnJnKvDI9YjmfPCnOpGRbcwby5w9g/NYWzdOEA7 8G5w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to; bh=aT908iwh4bXNkWPIdkhgmkvBL2/iQ0nQk7pR9CMC/sM=; b=yuFJKToLFXoDXd1FE3IZL4xG1BDTrthr+IEYy2jBtSzbaZV5bxEF4ZX+WdIDItJs9y 8dJWiVIyi1rP70qV8TBE4NI/LFMXiXwkBhSHVkkWWoESIjkfP+38z+7ndjLuAC1ur/3h Euh90SYre54yZDlxUw6EU2PPHWyQR/QIPb4JCk0IMLviDDn+nDg7mBWPj2esKjU6eqQP DemtS28JqtEqZPRhk+ezPt41i3oTojPiS7Vzp5p8ntmTfqktIIK8LkfHZePF8r0Tkkf6 h915pBfogPR+6Ry6DMaMCFcTUtZlvH8kHf60UT86GT/UhK7iSFzsekgEk5BUxPVvKKR5 Hbnw== X-Gm-Message-State: AOAM531Ptpip6i3dd5AckBLlumK9jC8iXHtNXHrqXIzmz9X6CMpJ4kDl kbsmUzpXnLlZMKMr1jkmEfJ/7J4Li4wPxa5ib4p5qiJx X-Google-Smtp-Source: ABdhPJyP3UgirR4XJ/qGpp4ZQdQOKgLXzSi3AeIWTl6JnIZcnHbL8wqMJLwyQVByQ9Uy/SrjcsJuI1UHubSAoLDIXrI= X-Received: by 2002:a17:906:9c90:b0:6df:9eea:cda3 with SMTP id fj16-20020a1709069c9000b006df9eeacda3mr2173114ejc.89.1648863276418; Fri, 01 Apr 2022 18:34:36 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Shaozhong SHI Date: Sat, 2 Apr 2022 02:34:26 +0100 Message-ID: Subject: How long does iteration over 4-5 million rows usually take? To: pgsql-general Content-Type: multipart/alternative; boundary="000000000000dfc8b305dba1e5bb" List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk --000000000000dfc8b305dba1e5bb Content-Type: text/plain; charset="UTF-8" I have a script running to iterate over 4-5 million rows. It keeps showing up in red in PgAdmin. It remains active. How long does iteration over 4-5 million rows usually take? Regards, David --000000000000dfc8b305dba1e5bb Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable

I have a script running to iterate over 4-5 million rows.=C2=A0 It= keeps showing up in red in PgAdmin.=C2=A0 It remains active.

How long does iteration over 4-5 million rows usually take?

Regards,

David
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