From 12ed2fea03a9ddce98562bc33b678d87fd9a7af8 Mon Sep 17 00:00:00 2001
From: drh <>
Date: Wed, 17 Sep 2025 14:55:47 +0000
Subject: [PATCH] In the date/time functions, a timezone suffix of "+00:00"
 should work the same as "Z". [forum:/forumpost/2025-09-17T10:12:14z|Forum
 post 2025-09-17T10:12:14z].

FossilOrigin-Name: 3b7a5babf0843c4b3ce93d26f1447218585ce645ec3acd942ac649204e16675a
---
 manifest       | 17 ++++++++---------
 manifest.uuid  |  2 +-
 src/date.c     |  4 ++++
 test/date.test | 22 +++++++++++++++++++++-
 4 files changed, 34 insertions(+), 11 deletions(-)

diff --git a/manifest b/manifest
index d389cbd332..77f1b750e1 100644
--- a/manifest
+++ b/manifest
@@ -1,5 +1,5 @@
-C Updates\sto\swhere.c\sto\shandle\svtabs\sin\sjoins\smore\ssimilarly\sto\sregular\stables.
-D 2025-09-15T17:06:35.698
+C In\sthe\sdate/time\sfunctions,\sa\stimezone\ssuffix\sof\s"+00:00"\sshould\swork\nthe\ssame\sas\s"Z".\n[forum:/forumpost/2025-09-17T10:12:14z|Forum\spost\s2025-09-17T10:12:14z].
+D 2025-09-17T14:55:47.836
 F .fossil-settings/binary-glob 61195414528fb3ea9693577e1980230d78a1f8b0a54c78cf1b9b24d0a409ed6a x
 F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
 F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
@@ -689,7 +689,7 @@ F src/btreeInt.h 9c0f9ea5c9b5f4dcaea18111d43efe95f2ac276cd86d770dce10fd99ccc9388
 F src/build.c 213a9d24c931ef4694564894cda8dac8dbeb1519d428fd2d7ae622ac357c05a5
 F src/callback.c acae8c8dddda41ee85cfdf19b926eefe830f371069f8aadca3aa39adf5b1c859
 F src/complete.c a3634ab1e687055cd002e11b8f43eb75c17da23e
-F src/date.c 9db4d604e699a73e10b8e85a44db074a1f04c0591a77e2abfd77703f50dce1e9
+F src/date.c b6f92001f4b1f73f21774927488661d28f4dac9cd9701ed96486d96b44f5b058
 F src/dbpage.c 081c59d84f187aa0eb48d98faf9578a00bde360f68438d646a86b618653d2479
 F src/dbstat.c 73362c0df0f40ad5523a6f5501224959d0976757b511299bf892313e79d14f5c
 F src/delete.c 03a77ba20e54f0f42ebd8eddf15411ed6bdb06a2c472ac4b6b336521bf7cea42
@@ -1030,7 +1030,7 @@ F test/ctime.test 340f362f41f92972bbd71f44e10569a5cc694062b692231bd08aa6fe6c1c47
 F test/cursorhint.test 05cf0febe5c5f8a31f199401fd1c9322249e753950d55f26f9d5aca61408a270
 F test/cursorhint2.test 6f3aa9cb19e7418967a10ec6905209bcbb5968054da855fc36c8beee9ae9c42f
 F test/dataversion1.test 6e5e86ac681f0782e766ebcb56c019ae001522d114e0e111e5ebf68ccf2a7bb8
-F test/date.test 180301372ed42520ff2d1c9bfa1d2aa726a0530d32452bd3f88f0a1c40f3c21e
+F test/date.test 328ed63091d34c8a6e8dcec4f999a031ce310f24395b8f0f67f07eaf36cbfd1f
 F test/date2.test 7e12ec14aaf4d5e6294b4ba140445b0eca06ea50062a9c3a69c4ee13d0b6f8b1
 F test/date3.test a1b77abf05c6772fe5ca2337cac1398892f2a41e62bce7e6be0f4a08a0e64ae5
 F test/date4.test b5ad22baf7394e008ac59383840159daedd45be31dcf74a3b2450ec0e28955ce
@@ -2175,9 +2175,8 @@ F tool/version-info.c 3b36468a90faf1bbd59c65fd0eb66522d9f941eedd364fabccd7227350
 F tool/warnings-clang.sh bbf6a1e685e534c92ec2bfba5b1745f34fb6f0bc2a362850723a9ee87c1b31a7
 F tool/warnings.sh 1ad0169b022b280bcaaf94a7fa231591be96b514230ab5c98fbf15cd7df842dd
 F tool/win/sqlite.vsix deb315d026cc8400325c5863eef847784a219a2f
-P fabbc8b6d184d52a513e80fabd900f578424fc8a8055e3d64fac54b9e28ea18a 0bb8c42951ed4fcda60f195b9cc84c80d5b8c0ff77c7517243708f43ba09cfdd
-R 9502f6e7264c20624ab1f1c21d99c7f4
-T +closed 0bb8c42951ed4fcda60f195b9cc84c80d5b8c0ff77c7517243708f43ba09cfdd
-U dan
-Z 939227077ed9365e5216a5e46be0b58b
+P 9138223013505d3e0f1f2b40b51d521184aabd50732fdf4f6bed393cfa9475fc
+R 67a59d36158adb193d7083dc4e23b2e2
+U drh
+Z 32ba102ae1fce889e13407d87dea843b
 # Remove this line to create a well-formed Fossil manifest.
diff --git a/manifest.uuid b/manifest.uuid
index b4eb337fbb..5439d69f4f 100644
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-9138223013505d3e0f1f2b40b51d521184aabd50732fdf4f6bed393cfa9475fc
+3b7a5babf0843c4b3ce93d26f1447218585ce645ec3acd942ac649204e16675a
diff --git a/src/date.c b/src/date.c
index 1b4f10fb40..7dc70b4233 100644
--- a/src/date.c
+++ b/src/date.c
@@ -188,6 +188,10 @@ static int parseTimezone(const char *zDate, DateTime *p){
   }
   zDate += 5;
   p->tz = sgn*(nMn + nHr*60);
+  if( p->tz==0 ){   /* Forum post 2025-09-17T10:12:14z */
+    p->isLocal = 0;
+    p->isUtc = 1;
+  }
 zulu_time:
   while( sqlite3Isspace(*zDate) ){ zDate++; }
   return *zDate!=0;
diff --git a/test/date.test b/test/date.test
index 8badccf3fb..5ff131f733 100644
--- a/test/date.test
+++ b/test/date.test
@@ -325,9 +325,29 @@ utc_to_local 6.24 {3000-10-30 11:30:00} {3000-10-30 12:00:00}
 # timezone extension, then the time will already be UTC and subsequent
 # 'utc' modifiers are no-ops.
 #
-do_execsql_test date-6.25 {
+# Forum post 2025-09-17T10:12:14 - The "+00:00" suffix should work like "Z"
+#
+do_execsql_test date-6.25.1 {
   SELECT datetime('2000-10-29 12:00Z','utc','utc');
 } {{2000-10-29 12:00:00}}
+do_execsql_test date-6.25.2 {
+  SELECT datetime('2000-10-29 12:00 +00:00','utc','utc');
+} {{2000-10-29 12:00:00}}
+do_execsql_test date-6.25.3 {
+  SELECT datetime('2000-10-29 12:00+00:00','utc','utc');
+} {{2000-10-29 12:00:00}}
+do_execsql_test date-6.25.4 {
+  SELECT datetime('2000-10-29 12:00:00+00:00','utc','utc');
+} {{2000-10-29 12:00:00}}
+do_execsql_test date-6.25.5 {
+  SELECT datetime('2000-10-29 12:00 -00:00','utc','utc');
+} {{2000-10-29 12:00:00}}
+do_execsql_test date-6.25.6 {
+  SELECT datetime('2000-10-29 12:00-00:00','utc','utc');
+} {{2000-10-29 12:00:00}}
+do_execsql_test date-6.25.7 {
+  SELECT datetime('2000-10-29 12:00:00-00:00','utc','utc');
+} {{2000-10-29 12:00:00}}
 do_execsql_test date-6.26 {
   SELECT datetime('2000-10-29 12:00:00+05:00');
 } {{2000-10-29 07:00:00}}
-- 
2.47.3