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 1wgoNI-006Pzn-0T for pgsql-committers@arkaria.postgresql.org; Mon, 06 Jul 2026 18:49:00 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1wgoNH-002VCP-0C for pgsql-committers@arkaria.postgresql.org; Mon, 06 Jul 2026 18:48:59 +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 1wgoMf-002Szg-20 for pgsql-committers@lists.postgresql.org; Mon, 06 Jul 2026 18:48:21 +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 1wgoMa-00000001tJi-1k5T for pgsql-committers@lists.postgresql.org; Mon, 06 Jul 2026 18:48:20 +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 4.96) (envelope-from ) id 1wgoMZ-00C4Wa-2X for pgsql-committers@lists.postgresql.org; Mon, 06 Jul 2026 18:48:15 +0000 Received: from localhost ([127.0.0.1] helo=gemulon.postgresql.org) by gemulon.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1wgoMZ-001d4O-1K for pgsql-committers@lists.postgresql.org; Mon, 06 Jul 2026 18:48:15 +0000 Content-Type: multipart/mixed; boundary="===============1646992769455889849==" MIME-Version: 1.0 From: Tom Lane To: pgsql-committers@lists.postgresql.org Subject: pgsql: Fix LIKE matching with nondeterministic collations and backslash X-Auto-Response-Suppress: All Auto-Submitted: auto-generated Message-Id: Date: Mon, 06 Jul 2026 18:48:15 +0000 List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk --===============1646992769455889849== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Rml4IExJS0UgbWF0Y2hpbmcgd2l0aCBub25kZXRlcm1pbmlzdGljIGNvbGxhdGlvbnMgYW5kIGJh Y2tzbGFzaGVzLgoKQ29tbWl0IDg1YjdlZmExYyBhZGRlZCBzdXBwb3J0IGZvciBMSUtFIHdpdGgg bm9uZGV0ZXJtaW5pc3RpYwpjb2xsYXRpb25zLCBidXQgaXQgaW5jbHVkZWQgYSBidWcgaW4gdGhl IGRlLWVzY2FwaW5nIGxvZ2ljIGZvcgpsaXRlcmFsIHBhdHRlcm4gc3Vic3RyaW5ncy4gIFRoYXQg dW5jb25kaXRpb25hbGx5IHNraXBwZWQgYWxsCmJhY2tzbGFzaGVzLCBidXQgd2hlbiBpdCBlbmNv dW50ZXJzICdcXCcgaXQgc2hvdWxkIGVtaXQgdGhlIHNlY29uZApiYWNrc2xhc2ggYXMgYSBkZS1l c2NhcGVkIGNoYXJhY3Rlci4gIFRoYXQgbGVkIHRvIGFjdGluZyBhcyB0aG91Z2gKdGhlIGVzY2Fw ZWQgYmFja3NsYXNoIHdhcyBub3QgdGhlcmUuCgpCdWc6ICMxOTQ3NApSZXBvcnRlZC1ieTogQm93 ZW4gU2hpIDx6eHdzYmcxMjEzOEBnbWFpbC5jb20+CkF1dGhvcjogTml0aW4gTW90aWFuaSA8bml0 aW5tb3RpYW5pQGdvb2dsZS5jb20+ClJldmlld2VkLWJ5OiBac29sdCBQYXJyYWdpIDx6c29sdC5w YXJyYWdpQHBlcmNvbmEuY29tPgpSZXZpZXdlZC1ieTogRXdhbiBZb3VuZyA8a2RiYXNlLmhhY2tA Z21haWwuY29tPgpSZXZpZXdlZC1ieTogVG9tIExhbmUgPHRnbEBzc3MucGdoLnBhLnVzPgpEaXNj dXNzaW9uOiBodHRwczovL3Bvc3Rnci5lcy9tLzE5NDc0LTViODZhOTVmM2Q5YTdlY2JAcG9zdGdy ZXNxbC5vcmcKRGlzY3Vzc2lvbjogaHR0cHM6Ly9wb3N0Z3IuZXMvbS9DQUg1SEM5NHlVK0s4R2Nk eTEyTTVCUzhnd0RfU1hMU0h6YzlrNXROazdKRG5wQmlGTUFAbWFpbC5nbWFpbC5jb20KQmFja3Bh dGNoLXRocm91Z2g6IDE4CgpCcmFuY2gKLS0tLS0tCm1hc3RlcgoKRGV0YWlscwotLS0tLS0tCmh0 dHBzOi8vZ2l0LnBvc3RncmVzcWwub3JnL3BnL2NvbW1pdGRpZmYvZDZmZmNhZTMyYTEwYmQ5YjUz ZmNmZTdiZTUwN2JhMDBjNjA4M2FjYwoKTW9kaWZpZWQgRmlsZXMKLS0tLS0tLS0tLS0tLS0Kc3Jj L2JhY2tlbmQvdXRpbHMvYWR0L2xpa2VfbWF0Y2guYyAgICAgICAgICAgICB8ICA1ICsrLS0tCnNy Yy90ZXN0L3JlZ3Jlc3MvZXhwZWN0ZWQvY29sbGF0ZS5pY3UudXRmOC5vdXQgfCAzMSArKysrKysr KysrKysrKysrKysrKysrKysrKwpzcmMvdGVzdC9yZWdyZXNzL3NxbC9jb2xsYXRlLmljdS51dGY4 LnNxbCAgICAgIHwgIDcgKysrKysrCjMgZmlsZXMgY2hhbmdlZCwgNDAgaW5zZXJ0aW9ucygrKSwg MyBkZWxldGlvbnMoLSkKCg== --===============1646992769455889849==--