Merge the latest trunk changes into the alter-table-constraints branch.

FossilOrigin-Name: 31d7aeeaef20ac42c3c395dbaf7a8225ac718256a4cbeb7c198d1c7361766b1b

diff --cc manifest
index 7e4c16a5d206187ef7981a5bf829245527fdf04d,9450cc2f268c981854915e8ba96288c54561ce95..acad676716e24eba4dedffc01f00c225bd489919
--- 1/manifest
--- 2/manifest
+++ b/manifest
@@@ -1,5 -1,5 +1,5 @@@
- C Merge\strunk\swith\sthis\sbranch.
- D 2025-11-11T17:06:24.382
 -C Do\snot\sattempt\sto\smake\sthe\sgenerated\sfile\s"shell.c"\sread-only.\s\sThis\sturns\nout\sto\sbe\sannoying\sin\sgeneral,\sand\sespecially\sannoying\son\smacs.
 -D 2025-11-18T19:11:21.605
++C Merge\sthe\slatest\strunk\schanges\sinto\sthe\salter-table-constraints\sbranch.
++D 2025-11-18T19:36:45.427
  F .fossil-settings/binary-glob 61195414528fb3ea9693577e1980230d78a1f8b0a54c78cf1b9b24d0a409ed6a x
  F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
  F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
@@@ -721,28 -723,28 +723,28 @@@ F src/os_win.c a89b501fc195085c7d6c9eec
  F src/os_win.h 4c247cdb6d407c75186c94a1e84d5a22cbae4adcec93fcae8d2bc1f956fd1f19
  F src/pager.c a81461de271ac4886ad75b7ca2cca8157a48635820c4646cd2714acdc2c17e5f
  F src/pager.h 6137149346e6c8a3ddc1eeb40aee46381e9bc8b0fcc6dda8a1efde993c2275b8
- F src/parse.y 42642f5090924ad566dc6ae602f5a752209b2fab88a1e7b1c97e4a7bcdc73241
 -F src/parse.y 4266eeb7dd9a03195e7701e9f2272fac2d950f2c1e629da49aa62b272611eac3
++F src/parse.y ad5b245575d2fea6ec82c227cc1a3e40183583dfcb9e2d15e611751fe4cf22bc
  F src/pcache.c 588cc3c5ccaaadde689ed35ce5c5c891a1f7b1f4d1f56f6cf0143b74d8ee6484
  F src/pcache.h 1497ce1b823cf00094bb0cf3bac37b345937e6f910890c626b16512316d3abf5
  F src/pcache1.c 131ca0daf4e66b4608d2945ae76d6ed90de3f60539afbd5ef9ec65667a5f2fcd
  F src/pragma.c ecec75795c1821520266e4f93fa8840cce48979af532db06f085e36a7813860f
 -F src/prepare.c 2af0b5c1ec787c8eebd21baa9d79caf4a4dc3a18e76ce2edbf2027d706bca37a
 +F src/prepare.c f6a6e28a281bd1d1da12f47d370a81af46159b40f73bf7fa0b276b664f9c8b7d
- F src/printf.c 7297c2aeed4d90d80c5ba82920d9e57b7bfad04b3466be1d7e042db382fe296e
+ F src/printf.c b1b29b5e58e1530d5daeee5963d3c318d8ab2d7e38437580e28755753e0c1ded
  F src/random.c 606b00941a1d7dd09c381d3279a058d771f406c5213c9932bbd93d5587be4b9c
  F src/resolve.c 5616fbcf3b833c7c705b24371828215ad0925d0c0073216c4f153348d5753f0a
  F src/rowset.c 8432130e6c344b3401a8874c3cb49fefe6873fec593294de077afea2dce5ec97
  F src/select.c ba9cd07ffa3277883c1986085f6ddc4320f4d35d5f212ab58df79a7ecc1a576a
- F src/shell.c.in ceb0a9cc008ac82d8d2e6ef353db14a54bc40dfd60a8cfbb6bc98d071f538761
- F src/sqlite.h.in 7403a952a8f1239de7525b73c4e3a0f9540ec0607ed24fec887f5832642d44b8
+ F src/shell.c.in 4fdceb103ba8761bf3d68108c3a6e6499be913a2490a7c384ee79ee547a9517c
+ F src/sqlite.h.in f1363321ca55cc2feaa289e9fe6dfb08102a28c54edf005564711a2348b06eef
  F src/sqlite3.rc 015537e6ac1eec6c7050e17b616c2ffe6f70fca241835a84a4f0d5937383c479
- F src/sqlite3ext.h 7f236ca1b175ffe03316d974ef57df79b3938466c28d2f95caef5e08c57f3a52
- F src/sqliteInt.h 2d4f0313931bdfab8667bc1221b0dde6aa5b983662e27b76b3f88a7c209a9932
- F src/sqliteLimit.h fe70bd8983e5d317a264f2ea97473b359faf3ebb0827877a76813f5cf0cdc364
+ F src/sqlite3ext.h 5d5330f5f8461f5ce74960436ddcfa53ecd09c2b8b23901e22ae38aec3243998
 -F src/sqliteInt.h e53f8c6f9a809206b8db9524d294c29e21d0c07bea5114121980bbef30333c6b
++F src/sqliteInt.h 4a41a6f8c40efd8ae0a5d7d6b5372cefd81e325e8313ca6216fa17a3285c5fb9
+ F src/sqliteLimit.h 0a5516b4ec192a205c541e05f67009028a9451dc6678aae4cf8e68596903c246
  F src/status.c 7565d63a79aa2f326339a24a0461a60096d0bd2bce711fefb50b5c89335f3592
  F src/table.c 0f141b58a16de7e2fbe81c308379e7279f4c6b50eb08efeec5892794a0ba30d1
- F src/tclsqlite.c 3c604c49e6cf4211960a9ddb9505280fd22cde32175f40884c641c0f5a286036
+ F src/tclsqlite.c 381384fbe3cf342115f9ad01208fa81092e9a2156a4ea4d44de87852b8df3a8a
  F src/tclsqlite.h 614b3780a62522bc9f8f2b9fb22689e8009958e7aa77e572d0f3149050af348a
- F src/test1.c d27c91455865fb191eb1b2c892e7586c5e3d9d3977f54913c8e70e2e8e5148b3
+ F src/test1.c 0e71fbcb484a271564e98e0158192c28c24f5521594218c3ba48bcb4cf634f91
  F src/test2.c 62f0830958f9075692c29c6de51b495ae8969e1bef85f239ffcd9ba5fb44a5ff
  F src/test3.c 432646f581d8af1bb495e58fc98234380250954f5d5535e507fc785eccc3987a
  F src/test4.c 0ac87fc13cdb334ab3a71823f99b6c32a6bebe5d603cd6a71d84c823d43a25a0
@@@ -2169,8 -2175,8 +2177,8 @@@ F tool/version-info.c 33d0390ef484b3b1c
  F tool/warnings-clang.sh bbf6a1e685e534c92ec2bfba5b1745f34fb6f0bc2a362850723a9ee87c1b31a7
  F tool/warnings.sh d924598cf2f55a4ecbc2aeb055c10bd5f48114793e7ba25f9585435da29e7e98
  F tool/win/sqlite.vsix deb315d026cc8400325c5863eef847784a219a2f
- P c0571f0010f3a6311fa99cf1b37a8e5ee39a9b8e27313cde5ea4bd1701bf2f93 2c31176607f02a73cf2626cda2dd0711ae74bdf0b4520d4c84ff299c860e419e
- R 5ec79cfe2fccb1a31d5545e44a26a12b
- U dan
- Z 411fb92e098a02eb7bc0999feaf98e6b
 -P 7e460ffa5aae884807db9e7c8214d6d822d5d38ea406fe3b3eac04ac16f158fa
 -R f9c4e45f38839ca1c261638da612b298
++P d7d8d08f849b2caeef4f18244c4b594e4f66506ef00be47ab2dd4b53d3ab98e8 6ab18d036a3e412ee01806a40f69aca2b77283bd5336df27597cc19d32e6e6f2
++R 9d708f5af9d9fdb3470d87dfddd36a01
+ U drh
 -Z 3de148df391cc0000ff94c377d5776dd
++Z e59a656a093dd279fde077259a1e7218
  # Remove this line to create a well-formed Fossil manifest.

diff --cc manifest.uuid
index 2c07929d79c70a5316766a84cb1cd28c8e6ca910,97b57d24c21fe1ac7e5d3d645aad7ececac24b46..90734cb1942a0ba9aa659992a1a7364a9c3f40f4
--- 1/manifest.uuid
--- 2/manifest.uuid
+++ b/manifest.uuid
@@@ -1,1 -1,1 +1,1 @@@
- d7d8d08f849b2caeef4f18244c4b594e4f66506ef00be47ab2dd4b53d3ab98e8
 -6ab18d036a3e412ee01806a40f69aca2b77283bd5336df27597cc19d32e6e6f2
++31d7aeeaef20ac42c3c395dbaf7a8225ac718256a4cbeb7c198d1c7361766b1b

diff --cc src/parse.y
Simple merge

diff --cc src/sqliteInt.h
Simple merge