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 1uXO18-009F7V-Dz for pgsql-committers@arkaria.postgresql.org; Thu, 03 Jul 2025 17:46:38 +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 1uXO16-00EsIA-FD for pgsql-committers@arkaria.postgresql.org; Thu, 03 Jul 2025 17:46:37 +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 1uXO16-00EsCi-6Y for pgsql-committers@lists.postgresql.org; Thu, 03 Jul 2025 17:46:36 +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 4.96) (envelope-from ) id 1uXO14-005XtU-0p for pgsql-committers@lists.postgresql.org; Thu, 03 Jul 2025 17:46:36 +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 1uXO11-00EwXV-VO for pgsql-committers@lists.postgresql.org; Thu, 03 Jul 2025 17:46:31 +0000 Received: from localhost ([127.0.0.1] helo=gemulon.postgresql.org) by gemulon.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1uXO11-004Y9M-0A for pgsql-committers@lists.postgresql.org; Thu, 03 Jul 2025 17:46:31 +0000 Content-Type: multipart/mixed; boundary="===============4886177694487929196==" MIME-Version: 1.0 From: Tom Lane To: pgsql-committers@lists.postgresql.org Subject: pgsql: Obtain required table lock during cross-table updates, redux. X-Auto-Response-Suppress: All Auto-Submitted: auto-generated Message-Id: Date: Thu, 03 Jul 2025 17:46:31 +0000 List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk --===============4886177694487929196== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 T2J0YWluIHJlcXVpcmVkIHRhYmxlIGxvY2sgZHVyaW5nIGNyb3NzLXRhYmxlIHVwZGF0ZXMsIHJl ZHV4LgoKQ29tbWl0cyA4MzE5ZTVjYjUgZXQgYWwgbWlzc2VkIHRoZSBmYWN0IHRoYXQgQVRQb3N0 QWx0ZXJUeXBlQ2xlYW51cApjb250YWlucyB0aHJlZSBjYWxscyB0byBBVFBvc3RBbHRlclR5cGVQ YXJzZSwgYW5kIHRoZSBvdGhlciB0d28KYWxzbyBuZWVkIHByb3RlY3Rpb24gYWdhaW5zdCBwYXNz aW5nIGEgcmVsaWQgdGhhdCB3ZSBkb24ndCB5ZXQKaGF2ZSBsb2NrIG9uLiAgQWRkIHNpbWlsYXIg bG9naWMgdG8gdGhvc2UgY29kZSBwYXRocywgYW5kIGFkZApzb21lIHRlc3QgY2FzZXMgZGVtb25z dHJhdGluZyB0aGUgbmVlZCBmb3IgaXQuCgpJbiB2MTggYW5kIG1hc3RlciwgdGhlIHRlc3QgY2Fz ZXMgZGVtb25zdHJhdGUgdGhhdCB0aGVyZSdzIGEKYmVoYXZpb3JhbCBkaXNjcmVwYW5jeSBiZXR3 ZWVuIHN0b3JlZCBnZW5lcmF0ZWQgY29sdW1ucyBhbmQgdmlydHVhbApnZW5lcmF0ZWQgY29sdW1u czogd2UgZGlzYWxsb3cgY2hhbmdpbmcgdGhlIGV4cHJlc3Npb24gb2YgYSBzdG9yZWQKY29sdW1u IGlmIGl0J3MgdXNlZCBpbiBhbnkgY29tcG9zaXRlLXR5cGUgY29sdW1ucywgYnV0IG5vdCB0aGF0 IG9mCmEgdmlydHVhbCBjb2x1bW4uICBTaW5jZSB0aGUgZXhwcmVzc2lvbiBpc24ndCBhY3R1YWxs eSByZWxldmFudCB0bwplaXRoZXIgc29ydCBvZiBjb21wb3NpdGUtdHlwZSB1c2FnZSwgdGhpcyBw cm9oaWJpdGlvbiBzZWVtcwp1bm5lY2Vzc2FyeTsgYnV0IGNoYW5naW5nIGl0IGlzIGEgbWF0dGVy IGZvciBzZXBhcmF0ZSBkaXNjdXNzaW9uLgpGb3Igbm93IHdlIGFyZSBqdXN0IGRvY3VtZW50aW5n IHRoZSBleGlzdGluZyBiZWhhdmlvci4KClJlcG9ydGVkLWJ5OiBqaWFuIGhlIDxqaWFuLnVuaXZl cnNhbGl0eUBnbWFpbC5jb20+CkF1dGhvcjogamlhbiBoZSA8amlhbi51bml2ZXJzYWxpdHlAZ21h aWwuY29tPgpSZXZpZXdlZC1ieTogVG9tIExhbmUgPHRnbEBzc3MucGdoLnBhLnVzPgpEaXNjdXNz aW9uOiBDQUNKdWZ4R0tKdEdOUlJTWGZ3TVc5U3FWT1BFTWRQMTdCSjdEc0JmPXROc3Y5cFdVOWdA bWFpbC5nbWFpbC5jb20KQmFja3BhdGNoLXRocm91Z2g6IDEzCgpCcmFuY2gKLS0tLS0tClJFTF8x M19TVEFCTEUKCkRldGFpbHMKLS0tLS0tLQpodHRwczovL2dpdC5wb3N0Z3Jlc3FsLm9yZy9wZy9j b21taXRkaWZmL2Y5YmEwNzFjYzViZGQyYTk4YzM2MWI1YTc1ZTk5NWZmYWEwZWM3ODcKCk1vZGlm aWVkIEZpbGVzCi0tLS0tLS0tLS0tLS0tCnNyYy9iYWNrZW5kL2NvbW1hbmRzL3RhYmxlY21kcy5j ICAgICAgICAgIHwgOCArKysrKysrKwpzcmMvdGVzdC9yZWdyZXNzL2V4cGVjdGVkL2FsdGVyX3Rh YmxlLm91dCB8IDQgKysrKwpzcmMvdGVzdC9yZWdyZXNzL3NxbC9hbHRlcl90YWJsZS5zcWwgICAg ICB8IDQgKysrKwozIGZpbGVzIGNoYW5nZWQsIDE2IGluc2VydGlvbnMoKykKCg== --===============4886177694487929196==--