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 1vvVgK-005Xeu-2n for pgsql-hackers@arkaria.postgresql.org; Thu, 26 Feb 2026 07:21:08 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1vvVgI-00AZSf-2w for pgsql-hackers@arkaria.postgresql.org; Thu, 26 Feb 2026 07:21:06 +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 1vvVgI-00AZSW-1z for pgsql-hackers@lists.postgresql.org; Thu, 26 Feb 2026 07:21:06 +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 4.98.2) (envelope-from ) id 1vvVgF-00000001Fon-16X6 for pgsql-hackers@lists.postgresql.org; Thu, 26 Feb 2026 07:21:05 +0000 Received: from coridan.postgresql.org ([2001:4800:3e1:1::213]) by mahout.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1vvVgF-003i65-1I for pgsql-hackers@lists.postgresql.org; Thu, 26 Feb 2026 07:21:04 +0000 Received: from localhost ([127.0.0.1] helo=coridan.postgresql.org) by coridan.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1vvVgF-002zLZ-1h for pgsql-hackers@lists.postgresql.org; Thu, 26 Feb 2026 07:21:03 +0000 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Subject: Re: Improve checks for GUC recovery_target_xid To: pgsql-hackers@lists.postgresql.org From: =?utf-8?q?H=C3=BCseyin_Demir?= Cc: David Steele Date: Thu, 26 Feb 2026 07:20:18 +0000 User-Agent: pgcommitfest X-cfsender: demir In-Reply-To: References: Message-ID: <177209041824.626.6221932041384217360.pgcf@coridan.postgresql.org> List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk SGkgRGF2aWQsIA0KDQpUaGUgYXBwcm9hY2ggTEdUTSBhbmQgY2hlY2tlZCB0aGUgcHJldmlvdXMg cGF0Y2ggdG9vLiBJIGhhdmUgYSBmZXcgdGhpbmdzIHRvIGFkZC4gDQoNClRoZSBmb2xsb3dpbmcg Z3JhbW1hciBjYW4gYmUgY2hhbmdlZCBieSBhZGRpbmcgIndpdGhvdXQgZXBvY2ggbXVzdCBiZSBn cmVhdGVyIHRoYW4gb3IgZXF1YWwgdG8gJXUiDQorICAgICAgICAgICBHVUNfY2hlY2tfZXJyZGV0 YWlsKCJcIiVzXCIgd2l0aG91dCBlcG9jaCBtdXN0IGdyZWF0ZXIgdGhhbiBvciBlcXVhbCB0byAl dS4iLA0KKyAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAicmVjb3ZlcnlfdGFyZ2V0X3hp ZCIsDQorICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIEZpcnN0Tm9ybWFsVHJhbnNhY3Rp b25JZCk7DQoNCg0KU2Vjb25kbHksIA0KDQpUaGUgY29tbWVudCBvbiB0aGUgbG93ZXItYm91bmQg WElEIHRlc3Qgc2F5cyAjIFRpbWVsaW5lIHRhcmdldCBvdXQgb2YgbWluIHJhbmdlIOKAlCBzaG91 bGQgYmUgIyBYSUQgdGFyZ2V0IG91dCBvZiBtaW4gcmFuZ2UuDQoNCisjIFRpbWVsaW5lIHRhcmdl dCBvdXQgb2YgbWluIHJhbmdlDQorJG5vZGVfc3RhbmRieS0+YXBwZW5kX2NvbmYoJ3Bvc3RncmVz cWwuY29uZicsDQorICAgInJlY292ZXJ5X3RhcmdldF94aWQgPSAnMCciKTsNCisNCg0KV2hlbiBp dCBjb21lcyB0byAqZW5kcCB2YWxpZGF0aW9ucyBJIHN1cHBvc2UgdGhlIHZhbGlkYXRpb24gcGFz c2VzIHdoZW4gd2UgcHJvdmlkZSAgIHJlY292ZXJ5X3RhcmdldF94aWQgPSAnLTEnLiAgVGhpcyBw YXNzZXMgdGhlIGVuZHAgdmFsaWRhdGlvbiBhbmQgRmlyc3ROb3JtYWxUcmFuc2FjdGlvbklkIGNo ZWNrcy4gSXMgaXQgYSB2YWxpZCBhcHByb2FjaCB0byBhbGxvdyBuZWdhdGl2ZSB2YWx1ZXMgdG8g dGhpcyBHVUMgPyANCg0KV2hlbiAtMSBpcyBwcm92aWRlZCB0aGUgZm9sbG93aW5nIGNoZWNrcyBh bGxvdyB0aGVtIHRvIGJlIGEgdmFsaWQgR1VDLiANCg0KKyAgICAgICAvKg0KKyAgICAgICAgKiBU aGlzIGNhc3Qgd2lsbCByZW1vdmUgdGhlIGVwb2NoLCBpZiBhbnkNCisgICAgICAgICovDQorICAg ICAgIHhpZCA9IChUcmFuc2FjdGlvbklkKSBzdHJ0b3U2NCgqbmV3dmFsLCAmZW5kcCwgMCk7DQor DQorICAgICAgIGlmICgqZW5kcCAhPSAnXDAnIHx8IGVycm5vID09IEVJTlZBTCB8fCBlcnJubyA9 PSBFUkFOR0UpDQorICAgICAgIHsNCisgICAgICAgICAgIEdVQ19jaGVja19lcnJkZXRhaWwoIlwi JXNcIiBpcyBub3QgYSB2YWxpZCBudW1iZXIuIiwNCisgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgInJlY292ZXJ5X3RhcmdldF94aWQiKTsNCisgICAgICAgICAgIHJldHVybiBmYWxzZTsN CisgICAgICAgfQ0KDQoNClJlZ2FyZHMu