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 1t8sxS-006Wrz-Ty for pgsql-committers@arkaria.postgresql.org; Thu, 07 Nov 2024 03:13:18 +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 1t8sxP-00BFjz-RF for pgsql-committers@arkaria.postgresql.org; Thu, 07 Nov 2024 03:13:16 +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 4.94.2) (envelope-from ) id 1t8sxP-00BFjA-KB for pgsql-committers@lists.postgresql.org; Thu, 07 Nov 2024 03:13:16 +0000 Received: from mahout.postgresql.org ([2001:4800:3e1:1::227]) by makus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1t8sxN-000ZKL-CQ for pgsql-committers@lists.postgresql.org; Thu, 07 Nov 2024 03:13:14 +0000 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 1t8sxL-001j2G-CV for pgsql-committers@lists.postgresql.org; Thu, 07 Nov 2024 03:13:12 +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 1t8sxL-000ZAT-4M for pgsql-committers@lists.postgresql.org; Thu, 07 Nov 2024 03:13:11 +0000 Content-Type: multipart/mixed; boundary="===============5544829437947935600==" MIME-Version: 1.0 From: Michael Paquier To: pgsql-committers@lists.postgresql.org Subject: pgsql: Improve handling of empty query results in BackgroundPsql::query X-Auto-Response-Suppress: All Auto-Submitted: auto-generated Message-Id: Date: Thu, 07 Nov 2024 03:13:11 +0000 List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk --===============5544829437947935600== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 SW1wcm92ZSBoYW5kbGluZyBvZiBlbXB0eSBxdWVyeSByZXN1bHRzIGluIEJhY2tncm91bmRQc3Fs OjpxdWVyeSgpCgpBIG5ld2xpbmUgaXMgbm90IGFkZGVkIGF0IHRoZSBlbmQgb2YgYW4gZW1wdHkg cXVlcnkgcmVzdWx0LCBjYXVzaW5nIHRoZQpiYW5uZXIgb2YgdGhlIGhhcmRjb2RlZCBcZWNobyB0 byBub3QgYmUgZGlzY2FyZGVkLiAgVGhpcyB3b3VsZCByZWZsZWN0Cm9uIHNjcmlwdHMgdGhhdCBl eHBlY3QgYW4gZW1wdHkgcmVzdWx0IGJ5IHNob3dpbmcgdGhlICJRVUVSWV9TRVBBUkFUT1IiCmlu IHRoZSBvdXRwdXQgcmV0dXJuZWQgYmFjayB0byB0aGUgY2FsbGVyLCB3aGljaCB3YXMgY29uZnVz aW5nLgoKVGhpcyBjb21taXQgY2hhbmdlcyBCYWNrZ3JvdW5kUHNxbDo6cXVlcnkoKSBzbyBhcyBl bXB0eSByZXN1bHRzIGFyZSBhYmxlCnRvIHdvcmsgY29ycmVjdGx5LCBtYWtpbmcgdGhlIGZpcnN0 IG5ld2xpbmUgYmVmb3JlIHRoZSBiYW5uZXIgb3B0aW9uYWwsCmJyaW5naW5nIG1vcmUgZmxleGli aWxpdHkuCgpOb3RlIHRoYXQgdGhpcyBjaGFuZ2UgYWZmZWN0cyAwMzdfaW52YWxpZF9kYXRhYmFz ZS5wbCwgd2hlcmUgdGhyZWUKcXVlcmllcyBnZW5lcmF0ZWQgYW4gZW1wdHkgcmVzdWx0LCB3aXRo IHRoZSBzY3JpcHQgcmVseWluZyBvbiB0aGUgZGF0YQpmcm9tIHRoZSBoYXJkY29kZWQgYmFubmVy IHRvIGV4aXN0IGluIHRoZSBleHBlY3RlZCBvdXRwdXQuICBUaGVzZQpxdWVyaWVzIGFyZSBjaGFu Z2VkIHRvIHVzZSBxdWVyeV9zYWZlKCksIGxlYWRpbmcgdG8gYSBzaW1wbGVyIHNjcmlwdC4KClRo ZSBhdXRob3IgaGFzIGFsc28gcHJvcG9zZWQgYSB0ZXN0IGluIGEgZGlmZmVyZW50IHBhdGNoIHdo ZXJlIGVtcHR5CnJlc3VsdHMgd291bGQgZXhpc3Qgd2hlbiB1c2luZyBCYWNrZ3JvdW5kUHNxbC4K CkF1dGhvcjogSmFjb2IgQ2hhbXBpb24KUmV2aWV3ZWQtYnk6IEFuZHJldyBEdW5zdGFuLCBNaWNo YWVsIFBhcXVpZXIKRGlzY3Vzc2lvbjogaHR0cHM6Ly9wb3N0Z3IuZXMvbS9DQU9ZbWkrPTYwZGVO MjBXRHlDb0hDaWVjZ2l2SnhyPTk4czdzNy1DOFNrWHdyQ2ZIWGdAbWFpbC5nbWFpbC5jb20KCkJy YW5jaAotLS0tLS0KbWFzdGVyCgpEZXRhaWxzCi0tLS0tLS0KaHR0cHM6Ly9naXQucG9zdGdyZXNx bC5vcmcvcGcvY29tbWl0ZGlmZi83MDI5MWEzYzY2ZWNhNTk5ZmQ5ZjU5ZjdmNjA1MTQzMmIyMDIw ZjRiCgpNb2RpZmllZCBGaWxlcwotLS0tLS0tLS0tLS0tLQpzcmMvdGVzdC9wZXJsL1Bvc3RncmVT UUwvVGVzdC9CYWNrZ3JvdW5kUHNxbC5wbSB8ICA2ICsrKystLQpzcmMvdGVzdC9yZWNvdmVyeS90 LzAzN19pbnZhbGlkX2RhdGFiYXNlLnBsICAgICB8IDE0ICsrKysrLS0tLS0tLS0tCjIgZmlsZXMg Y2hhbmdlZCwgOSBpbnNlcnRpb25zKCspLCAxMSBkZWxldGlvbnMoLSkKCg== --===============5544829437947935600==--