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 1sZB2y-00GuTt-V0 for pgsql-committers@arkaria.postgresql.org; Wed, 31 Jul 2024 15:15:24 +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 1sZB2x-008wfm-H6 for pgsql-committers@arkaria.postgresql.org; Wed, 31 Jul 2024 15:15:23 +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 1sZB1j-008vGs-Bq for pgsql-committers@lists.postgresql.org; Wed, 31 Jul 2024 15:14:07 +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 4.94.2) (envelope-from ) id 1sZB1c-002SH9-5H for pgsql-committers@lists.postgresql.org; Wed, 31 Jul 2024 15:14:06 +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=7eyHY2TpnawfQhSQssg10gdh12Ye9x6SBeJltG42vv8=; b=kAXbLhIDauNOW732RtI6anzuZ6 ronJpHe5WKWyIRAq684FEWpYe1SFPFotpIEaZZIpNNQAVimbg5Gw8kNQ01J4/zESrnFikWM9xC/f5 1XwbffFQyD7xBiiVUBNip1O7smOJsMZ6kCrG2kY471iNr7Hh04kJ+6B4T9Y4DDmQVD7vZxelH59D9 i8qmzayugxzmrWpY+fYV96ttkxwKsg6ErLqonaK6t4lxJiqdempqzv4pIvkX2Saa6BBWly4YIs5W5 ukwPgWutP2FWhJ4Ng17KSQ+AvYCvk4fjj2d6jvkyQL7vjTFz9wOa0mj/RmBCVVPI0beYKOD7Paqf6 sSx0mp/w==; 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 4.94.2) (envelope-from ) id 1sZB1a-007Td9-MX for pgsql-committers@lists.postgresql.org; Wed, 31 Jul 2024 15:13:58 +0000 Received: from localhost ([127.0.0.1] helo=gemulon.postgresql.org) by gemulon.postgresql.org with esmtp (Exim 4.94.2) (envelope-from ) id 1sZB1a-0023Ga-1V for pgsql-committers@lists.postgresql.org; Wed, 31 Jul 2024 15:13:58 +0000 Content-Type: multipart/mixed; boundary="===============2387557679461646425==" MIME-Version: 1.0 From: Nathan Bossart To: pgsql-committers@lists.postgresql.org Subject: pgsql: Improve performance of dumpSequenceData(). X-Auto-Response-Suppress: All Auto-Submitted: auto-generated Message-Id: Date: Wed, 31 Jul 2024 15:13:58 +0000 List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk --===============2387557679461646425== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 SW1wcm92ZSBwZXJmb3JtYW5jZSBvZiBkdW1wU2VxdWVuY2VEYXRhKCkuCgpBcyBvbmUgbWlnaHQg Z3Vlc3MsIHRoaXMgZnVuY3Rpb24gZHVtcHMgdGhlIHNlcXVlbmNlIGRhdGEuICBJdCBpcwpjYWxs ZWQgb25jZSBwZXIgc2VxdWVuY2UsIGFuZCBlYWNoIHN1Y2ggY2FsbCBleGVjdXRlcyBhIHF1ZXJ5 IHRvCnJldHJpZXZlIHRoZSByZWxldmFudCBkYXRhIGZvciBhIHNpbmdsZSBzZXF1ZW5jZS4gIFRo aXMgY2FuIGNhdXNlCnBnX2R1bXAgdG8gdGFrZSBzaWduaWZpY2FudGx5IGxvbmdlciwgZXNwZWNp YWxseSB3aGVuIHRoZXJlIGFyZQptYW55IHNlcXVlbmNlcy4KClRoaXMgY29tbWl0IGltcHJvdmVz IHRoZSBwZXJmb3JtYW5jZSBvZiB0aGlzIGZ1bmN0aW9uIGJ5IGdhdGhlcmluZwphbGwgdGhlIHNl cXVlbmNlIGRhdGEgd2l0aCBhIHNpbmdsZSBxdWVyeSBhdCB0aGUgYmVnaW5uaW5nIG9mCnBnX2R1 bXAuICBUaGlzIGluZm9ybWF0aW9uIGlzIHN0b3JlZCBpbiBhIHNvcnRlZCBhcnJheSB0aGF0CmR1 bXBTZXF1ZW5jZURhdGEoKSBjYW4gYnNlYXJjaCgpIGZvciB3aGF0IGl0IG5lZWRzLiAgVGhpcyBm b2xsb3dzIGEKc2ltaWxhciBhcHByb2FjaCBhcyBwcmV2aW91cyBjb21taXRzIHRoYXQgaW50cm9k dWNlZCBzb3J0ZWQgYXJyYXlzCmZvciByb2xlIGluZm9ybWF0aW9uLCBwZ19jbGFzcyBpbmZvcm1h dGlvbiwgYW5kIHNlcXVlbmNlIG1ldGFkYXRhLgpBcyB3aXRoIHRob3NlIGNvbW1pdHMsIHRoaXMg cGF0Y2ggd2lsbCBjYXVzZSBwZ19kdW1wIHRvIHVzZSBtb3JlCm1lbW9yeSwgYnV0IHRoYXQgaXNu J3QgZXhwZWN0ZWQgdG8gYmUgdG9vIGVncmVnaW91cy4KCk5vdGUgdGhhdCB3ZSB1c2UgdGhlIGJy YW5kIG5ldyBmdW5jdGlvbiBwZ19zZXF1ZW5jZV9yZWFkX3R1cGxlKCkgaW4KdGhlIHF1ZXJ5IHRo YXQgZ2F0aGVycyBhbGwgc2VxdWVuY2UgZGF0YSwgc28gd2UgbXVzdCBjb250aW51ZSB0bwp1c2Ug dGhlIHByZWV4aXN0aW5nIHF1ZXJ5LXBlci1zZXF1ZW5jZSBhcHByb2FjaCBmb3IgdmVyc2lvbnMg b2xkZXIKdGhhbiAxOC4KClJldmlld2VkLWJ5OiBFdWxlciBUYXZlaXJhLCBNaWNoYWVsIFBhcXVp ZXIsIFRvbSBMYW5lCkRpc2N1c3Npb246IGh0dHBzOi8vcG9zdGdyLmVzL20vMjAyNDA1MDMwMjUx NDAuR0ExMjI3NDA0JTQwbmF0aGFueHBzMTMKCkJyYW5jaAotLS0tLS0KbWFzdGVyCgpEZXRhaWxz Ci0tLS0tLS0KaHR0cHM6Ly9naXQucG9zdGdyZXNxbC5vcmcvcGcvY29tbWl0ZGlmZi9iZDE1Yjdk YjQ4OWRlYWRiMmQ5YWY3ZjIxZDE2YTZlZDRhMDk0NjViCgpNb2RpZmllZCBGaWxlcwotLS0tLS0t LS0tLS0tLQpzcmMvYmluL3BnX2R1bXAvcGdfZHVtcC5jIHwgODEgKysrKysrKysrKysrKysrKysr KysrKysrKysrKysrKysrKysrLS0tLS0tLS0tLS0KMSBmaWxlIGNoYW5nZWQsIDYzIGluc2VydGlv bnMoKyksIDE4IGRlbGV0aW9ucygtKQoK --===============2387557679461646425==--