]> git.ipfire.org Git - thirdparty/sqlite.git/log
thirdparty/sqlite.git
10 months agoAdd test case to between.test. vtab-leftjoin-fix
dan [Tue, 15 Jul 2025 18:51:46 +0000 (18:51 +0000)] 
Add test case to between.test.

FossilOrigin-Name: ffebbb7ae977adc6c729d30b51f2ff29d416e018d82e450d87ccd973472819c8

10 months agoAvoid evaluating special vtab operators (e.g. MATCH) that are part of ON clauses...
dan [Sat, 12 Jul 2025 18:14:41 +0000 (18:14 +0000)] 
Avoid evaluating special vtab operators (e.g. MATCH) that are part of ON clauses attached to left joins from being evaluated too early. Possible fix for [forum:/forumpost/428ef7c468 | forum post 428ef7c468].

FossilOrigin-Name: 18ba07c152294a96d510a7851a0860f982ff1e0725afeebed9a343f550f6925a

10 months agowasm: introduce the sqlite3.oo1.DB.wrapHandle() and Stmt.wrapHandle() APIs, which...
stephan [Fri, 11 Jul 2025 19:52:36 +0000 (19:52 +0000)] 
wasm: introduce the sqlite3.oo1.DB.wrapHandle() and Stmt.wrapHandle() APIs, which enable clients to wrap (sqlite3*) resp. (sqlite3_stmt*) pointers in their oo1 API counterparts, optionally with or without taking over ownership of the pointer.

FossilOrigin-Name: e5d079549594ca44852773b8919894866394e47ad725dadc7f65242413a219d3

10 months agoClearer docs for the unowned db/stmt handle mechanism. oo1-unowned-handles
stephan [Fri, 11 Jul 2025 19:44:42 +0000 (19:44 +0000)] 
Clearer docs for the unowned db/stmt handle mechanism.

FossilOrigin-Name: 53401b5435e30c4b47b6e203976b714d616246d734b5876a34f53f6388f872f8

10 months agoCorrect a one-too-many-exclamation-points bug which caused the opposite of intended...
stephan [Fri, 11 Jul 2025 19:34:30 +0000 (19:34 +0000)] 
Correct a one-too-many-exclamation-points bug which caused the opposite of intended semantics in oo1.Stmt.pointer ownership.

FossilOrigin-Name: 91e709f36d36174534b4cf4ff548a558e66cca5e23a6c8c106bc43375fc3ce72

10 months agoAdditional header comment documentation in the ext/misc/vtablog.c test extension.
drh [Fri, 11 Jul 2025 17:02:11 +0000 (17:02 +0000)] 
Additional header comment documentation in the ext/misc/vtablog.c test extension.

FossilOrigin-Name: 3656acfaa3011321a6e17fb81e5bdedcfffeab6035f133ab89ae9589bf5bef72

10 months agospeedtest1: in WASM builds, disable the "app" test set by default because that one...
stephan [Fri, 11 Jul 2025 11:06:25 +0000 (11:06 +0000)] 
speedtest1: in WASM builds, disable the "app" test set by default because that one set is triggering file-not-found errors for the db file for reasons not yet understood.

FossilOrigin-Name: 9d68971c58261bce72b49c574cf07ad31add62bee814c58840b927fed7eb87b1

10 months agoDo not export the numerous Emscripten HEAPxy symbols and remove the last remaining...
stephan [Fri, 11 Jul 2025 10:27:06 +0000 (10:27 +0000)] 
Do not export the numerous Emscripten HEAPxy symbols and remove the last remaining JS code which references them. They have long-since been replaced by internal equivalents and a specific feature check on one of them (which is also no longer needed) is triggering an exception from Emscripten. More details are in [https://github.com/emscripten-core/emscripten/issues/24656 | Emscripten ticket #24656], noting that this is not an Emscripten bug but an Emscripten behavior change brought it to light.

FossilOrigin-Name: b9462dc1461c830466f4e1de4a4d3bf249e3f81aea363f13462ea915769878d9

10 months agoImprove the accuracy of the ETC on both devtest and releasetest.
drh [Thu, 10 Jul 2025 20:45:00 +0000 (20:45 +0000)] 
Improve the accuracy of the ETC on both devtest and releasetest.

FossilOrigin-Name: a3f96cafdc0e1f2eeccc6509f1f9c26d2c48668953550f299cf2805a0a063014

10 months agoAdd the estkey column to the jobs table of testrunner.db. The plan is to
drh [Thu, 10 Jul 2025 17:19:08 +0000 (17:19 +0000)] 
Add the estkey column to the jobs table of testrunner.db.  The plan is to
use this to collect measurements that will help generate improved ETAs for
a test run.

FossilOrigin-Name: 9eccf5267c6423c9dd4da1d61b62bbb6fbba44fb8089da79f89c84e8b77ff0f0

10 months agoMinor internal doc correction in vdbeInt.h.
stephan [Thu, 10 Jul 2025 09:27:57 +0000 (09:27 +0000)] 
Minor internal doc correction in vdbeInt.h.

FossilOrigin-Name: c3a2ef639c22255a298cbccb7fd871ec9b24929f82bf95d6982b12daf5c963d6

10 months agoMinor JS doc tweaks.
stephan [Thu, 10 Jul 2025 09:25:57 +0000 (09:25 +0000)] 
Minor JS doc tweaks.

FossilOrigin-Name: 34d893b4837be8bb679e9809befd98201dd79c8d2054f41429b18793b77e840f

10 months agoFix the empty-table optimization on INTERSECT so that it does not try to
drh [Wed, 9 Jul 2025 20:11:49 +0000 (20:11 +0000)] 
Fix the empty-table optimization on INTERSECT so that it does not try to
use an uninitialized register for LIMIT processing.

FossilOrigin-Name: 6918ada008507b4564ca0dc5f4f6818c49a42eb14a16285b2074e21dcc8f2c3f

10 months agowasm: DB.wrapHandle() no longer accepts a DB object as its first argument, as there...
stephan [Wed, 9 Jul 2025 13:43:53 +0000 (13:43 +0000)] 
wasm: DB.wrapHandle() no longer accepts a DB object as its first argument, as there's no apparent use case for proxying one DB object with another. Doc improvements for the new code.

FossilOrigin-Name: 0ee19db02a9b9320681d4393d9ba52889d149eac8ee114fc7b7f52a57271c139

10 months agowasm: add a few tests demonstrating that oo1.Stmt.paramaterCount's new impl does...
stephan [Wed, 9 Jul 2025 13:13:01 +0000 (13:13 +0000)] 
wasm: add a few tests demonstrating that oo1.Stmt.paramaterCount's new impl does not change visible behaviors. Add the c-pp-filtered files to 'make clean'.

FossilOrigin-Name: 3fe61545967f82190011edb90b1be6a448b590555c7ba5f8e96494aeea8f88ce

10 months agoFix a possible user-after free following OOM in the EXISTS-to-JOIN
drh [Tue, 8 Jul 2025 22:11:39 +0000 (22:11 +0000)] 
Fix a possible user-after free following OOM in the EXISTS-to-JOIN
optimization.

FossilOrigin-Name: 498ee8d514e64cdc93a8d68e1971b6326c6132daf25067936bec921c42494caa

10 months agoAdjustments to test/incrblob4.test so that it works on both Linux and Mac
drh [Tue, 8 Jul 2025 20:28:35 +0000 (20:28 +0000)] 
Adjustments to test/incrblob4.test so that it works on both Linux and Mac
in spite of error message differences between those platforms.  Minor change
to termIsEquivalent() to provide 100% MC/DC.

FossilOrigin-Name: 720387f8604f7cd997f1850ed62ce6ab32608155d7f02a89c695041caafc4067

10 months agoNew optimizations to detect early when queries return no rows due to
drh [Tue, 8 Jul 2025 19:53:36 +0000 (19:53 +0000)] 
New optimizations to detect early when queries return no rows due to
tables being empty.  This includes the EXISTS-to-JOIN optimization that
tries to transform EXISTS constraints into additional terms of the FROM
clause.

FossilOrigin-Name: e33da6d5dc964db817d1bc63c9083aecd93d49ee14d5198600b47eaf7c5b9331

10 months agoFix a problem with the fix in [5cb8e342e1].
dan [Tue, 8 Jul 2025 19:02:26 +0000 (19:02 +0000)] 
Fix a problem with the fix in [5cb8e342e1].

FossilOrigin-Name: 043ff54fb746c54bc6cfa6aa8c8a32c876c09d36163125916ad01024b98d447b

10 months agoFix another problem with running fts5 integrity-check in SQLITE_DEBUG builds, this...
dan [Tue, 8 Jul 2025 18:44:56 +0000 (18:44 +0000)] 
Fix another problem with running fts5 integrity-check in SQLITE_DEBUG builds, this one causing an assert() failure.

FossilOrigin-Name: 5cb8e342e1d33a0fd04fd022900eeada46a2ee23f15c6abca1b37633e77429d6

10 months agoEnable the EXISTS-to-JOIN optimization if the outer query has no empty-table-optimizations
drh [Tue, 8 Jul 2025 17:28:09 +0000 (17:28 +0000)] 
Enable the EXISTS-to-JOIN optimization if the outer query has no
FROM clause.

FossilOrigin-Name: 1b9b124f9a35ebd1ac4ea70ef1ee08a4c82c11da690d4164f6b785a6fd9730d9

10 months agoIf SQLITE_DEBUG is defined, fts5 does extra checks as part of integrity-check. Ensure...
dan [Tue, 8 Jul 2025 14:54:20 +0000 (14:54 +0000)] 
If SQLITE_DEBUG is defined, fts5 does extra checks as part of integrity-check. Ensure that errors from these extra checks are only reported if the other, normal, tests all pass. This fixes a test case in fts5corrupt3.test that was failing if SQLITE_DEBUG was defined.

FossilOrigin-Name: 98a53fb276fa1fa733da2dd3255c35ce9f6af9b9feef6e76fb577b6d142167a2

10 months agoFix test case results in FTS5 that were changed error message improvements
drh [Tue, 8 Jul 2025 12:37:25 +0000 (12:37 +0000)] 
Fix test case results in FTS5 that were changed error message improvements
in [48044a6b57c0a16c] but which were omitted from that check-in.

FossilOrigin-Name: e1f8e0240b14f1338e947634e840af785e5042a09cd365975e922a13a562f4cd

10 months agoOnly run preupdate-hook tests in incrblob4.test if the preupdate-hook is enabled...
dan [Mon, 7 Jul 2025 20:47:23 +0000 (20:47 +0000)] 
Only run preupdate-hook tests in incrblob4.test if the preupdate-hook is enabled in the build.

FossilOrigin-Name: 56314b6b53c86ae131f780e20b62bdeabccba6d62dda41becc1c4b2e87cee07b

10 months agoSmall performance optimization in the resolver.
drh [Mon, 7 Jul 2025 19:03:50 +0000 (19:03 +0000)] 
Small performance optimization in the resolver.

FossilOrigin-Name: 840646df0696706bd4dd7a04dfc8b16ad80c24cbcbc57a22c9e65a93cc17af2b

10 months agoMerge the latest trunk enhancements and fixes into the empty-table-optimizations...
drh [Mon, 7 Jul 2025 18:35:51 +0000 (18:35 +0000)] 
Merge the latest trunk  enhancements and fixes into the empty-table-optimizations branch.

FossilOrigin-Name: f15cdf07573c05276a13885d74bae21a93544766344f19ef939b7a69edd1073b

10 months agoRework the fix to the problem described by
drh [Mon, 7 Jul 2025 16:19:44 +0000 (16:19 +0000)] 
Rework the fix to the problem described by
[forum:/forumpost/b9647a113b465950|forum post b9647a113b] so that it
provides a more complete fix that covers cases that were not resolved by
the original fix, and so that it does not cause performance regressions.

FossilOrigin-Name: 28db0d152d90fb5e62d03ea5caceabe8901be98522aef3dc2b54564fbc35355d

10 months agoSimplifications to the row-value IN operator logic. Do not let the query redundant-idx-columns
drh [Mon, 7 Jul 2025 15:40:53 +0000 (15:40 +0000)] 
Simplifications to the row-value IN operator logic.  Do not let the query
planner accept a WhereLoop for a row-value IN operator that uses the same
index column more than once.

FossilOrigin-Name: d2adf61f21a3ce901a2b08199ad0de191e88ef16e097c5f7a75c95ad958eff12

10 months agoWork around the Emscripten 4.10 regression described in [https://github.com/emscripte...
stephan [Mon, 7 Jul 2025 12:11:26 +0000 (12:11 +0000)] 
Work around the Emscripten 4.10 regression described in [https://github.com/emscripten-core/emscripten/issues/24656 | Emscripten ticket #24656]. Problem reported off-list by BrickViking.

FossilOrigin-Name: c385475b250f3364507a95c5832137098a9bb7c7fc12ab3bb116e1fad7bb7645

10 months agoAvoid invoking the preupdate hook from within sqlite3_blob_write() if the cursor...
dan [Mon, 7 Jul 2025 11:37:55 +0000 (11:37 +0000)] 
Avoid invoking the preupdate hook from within sqlite3_blob_write() if the cursor is already invalid.

FossilOrigin-Name: 9f335b9a4e9e761a0c6afd6dc69665a24506141bde88530bf59fcbdf957ae881

10 months agoBack out the fix at [ba7d5bad32ad6aac] because it does not always work and because
drh [Mon, 7 Jul 2025 10:54:00 +0000 (10:54 +0000)] 
Back out the fix at [ba7d5bad32ad6aac] because it does not always work and because
it causes a performance regression.  Add new test cases for row-value lookups of
indexes that contain redundant columns, three of which are currently failing.  This
branch is seeking an improved solution to the redundant index column problem for
row-value lookups.

FossilOrigin-Name: ad8ddcefab5cc526b1cd77731e00939c672e61ca83350d28961b67635d20da03

10 months agoFix parser error introduced by [325e547a2195571e]. See
drh [Mon, 7 Jul 2025 02:18:27 +0000 (02:18 +0000)] 
Fix parser error introduced by [325e547a2195571e].  See
[forum:/forumpost/095dbfc06e5b1f7e|forum post 095dbfc06e5].

FossilOrigin-Name: 4eefab44941fc6e17742fa49c8734e7f00a2177d82bc572e596228add53aad39

10 months agoRemove some dead JS code and some extraneous debug output from test code.
stephan [Sun, 6 Jul 2025 15:36:28 +0000 (15:36 +0000)] 
Remove some dead JS code and some extraneous debug output from test code.

FossilOrigin-Name: 6e73770a7f3845055e0130012d844c32c4a1bfdb87e8379c161e1a266a808143

10 months agoJS doc additions.
stephan [Sun, 6 Jul 2025 15:13:06 +0000 (15:13 +0000)] 
JS doc additions.

FossilOrigin-Name: 7933505f0c1d25c6ee81ead8edc5ea649a84ec0582321bcf5ed4a17232750f90

10 months agoExperimentally add sqlite3.oo1.DB/Stmt.wrapHandle(), which allow DB/Stmt instances...
stephan [Sun, 6 Jul 2025 15:01:44 +0000 (15:01 +0000)] 
Experimentally add sqlite3.oo1.DB/Stmt.wrapHandle(), which allow DB/Stmt instances to wrap a (sqlite3*)/(sqlite3_stmt*) optionally with or without taking ownership of it. The intent is to enable mix-and-match use of the C API, the oo1 API, and any other hypothetical API which exposes those pointers. oo1.Stmt.parameterCount is now a property access interceptor like Stmt.columnCount is, but that doesn't change how it's used.

FossilOrigin-Name: 1227543b87c3320d6b80e0f61b88ea53b68779966a0295c4d6a1db6369c48207

10 months agoImprovements to the EXPLAIN QUERY PLAN output for EXISTS-to-JOIN.
drh [Sun, 6 Jul 2025 01:19:09 +0000 (01:19 +0000)] 
Improvements to the EXPLAIN QUERY PLAN output for EXISTS-to-JOIN.

FossilOrigin-Name: 6b1ecbaa2ee405be040901dceac45d027d35c313622748ba4dbbd404e297a7fa

10 months agoEnhance the EXISTS-to-JOIN optimization so that it works on EXISTS subqueries
drh [Sat, 5 Jul 2025 23:33:21 +0000 (23:33 +0000)] 
Enhance the EXISTS-to-JOIN optimization so that it works on EXISTS subqueries
that do not have a WHERE clause, and so that it works on nested EXISTS
subqueries.

FossilOrigin-Name: c1d5295724f9cf7f49e0786d28016eff2d268a2b670f934d24c76787626089db

10 months agoAdd 'reconfigure' target to Makefile.in to re-run the configure script with the same...
stephan [Fri, 4 Jul 2025 18:32:18 +0000 (18:32 +0000)] 
Add 'reconfigure' target to Makefile.in to re-run the configure script with the same flags it was generated with.

FossilOrigin-Name: c60907e77b32824aaaf024d299cdaf161b5f64fc927ffe5d5455eeb5754e6b01

10 months agoPropagate the -ldl and -lpthread flags, if needed, into sqlite3.pc, per request in...
stephan [Fri, 4 Jul 2025 17:20:37 +0000 (17:20 +0000)] 
Propagate the -ldl and -lpthread flags, if needed, into sqlite3.pc, per request in [forum:44a58c807353162f | forum post 44a58c807353162f].

FossilOrigin-Name: 64f5f14322349b47451b8cac03bf8cd6f1ae45a8822e7f1ddee3d0b265047501

10 months agoMerge fixes from trunk into the empty-table-optimizations branch
drh [Fri, 4 Jul 2025 14:24:18 +0000 (14:24 +0000)] 
Merge fixes from trunk into the empty-table-optimizations branch

FossilOrigin-Name: 6f98b16d210a9f5b6ca4b4599e3dab3263eddbae7c70ddbcabf988f4a1014e8b

10 months agoFix harmless compiler warnings.
drh [Fri, 4 Jul 2025 12:25:24 +0000 (12:25 +0000)] 
Fix harmless compiler warnings.

FossilOrigin-Name: 13af4acebe09b047756c22b800136cffaba532e7fcaa448a4edf4fedb94e9bbc

10 months agoRemove an ALWAYS() added by [960a8e6fc91f4] that turns out to be false
drh [Fri, 4 Jul 2025 11:48:11 +0000 (11:48 +0000)] 
Remove an ALWAYS() added by [960a8e6fc91f4] that turns out to be false
in some cases of malformed SQL.

FossilOrigin-Name: cc8171461bf35f584888a24b844c8b79ad30155b19b61161e9f3abc276e8aae5

10 months agoDo not allow the EXISTS-to-JOIN optimization if the EXISTS clause is based
drh [Fri, 4 Jul 2025 11:06:34 +0000 (11:06 +0000)] 
Do not allow the EXISTS-to-JOIN optimization if the EXISTS clause is based
on a view, since that view might expand into a join.

FossilOrigin-Name: 872c41feddafcc21a02f1229ce017ceea9f8e309a4dd5b6e323477d67f975947

10 months agoImprove the early-termination optimization so that it works in queries
drh [Fri, 4 Jul 2025 10:26:55 +0000 (10:26 +0000)] 
Improve the early-termination optimization so that it works in queries
which use the LIKE optimization in the outer loop.

FossilOrigin-Name: b4e4d148243cfcb09aa0aaca30e83812b42e2780073e55c0e8c6e3da16243dfc

10 months agoMerge the latest trunk fixes and enhancements into the empty-table-optimizations...
drh [Thu, 3 Jul 2025 20:51:08 +0000 (20:51 +0000)] 
Merge the latest trunk fixes and enhancements into the empty-table-optimizations branch

FossilOrigin-Name: d4f47e04f5880e99a53089e2dd5cde64a7ea44f059d9906b5d11324896546714

10 months agoFix a few cases where LIMIT clauses that were part of scalar sub-queries on virtual...
dan [Thu, 3 Jul 2025 16:05:41 +0000 (16:05 +0000)] 
Fix a few cases where LIMIT clauses that were part of scalar sub-queries on virtual tables were not being passed to xBestIndex methods correctly.

FossilOrigin-Name: 960a8e6fc91f47add3a089dc6cef013109deadf809994c5149ad3bdfb3884de0

10 months agoImprovements to sqlite3_vtab_rhs_value() logging in the vtab-limit-fixes
drh [Thu, 3 Jul 2025 15:50:18 +0000 (15:50 +0000)] 
Improvements to sqlite3_vtab_rhs_value() logging in the
ext/misc/vtablog.c extension.

FossilOrigin-Name: 25131ee84f53dab1191e02c19cefd256aed2828c7edea325fcc0ba3b0a668583

10 months agoMake the value of an explicit LIMIT clause on a scalar sub-query available to xBestIn...
dan [Thu, 3 Jul 2025 15:32:27 +0000 (15:32 +0000)] 
Make the value of an explicit LIMIT clause on a scalar sub-query available to xBestIndex for simple "LIMIT 0" and "LIMIT 1" queries.

FossilOrigin-Name: 33b6a63caafccc61b3193714911cd8b5dd9b7f1798054b8c7845b23688d531f2

10 months agoMake handling of LIMIT clauses in correlated sub-queries on virtual tables more effic...
dan [Thu, 3 Jul 2025 14:28:47 +0000 (14:28 +0000)] 
Make handling of LIMIT clauses in correlated sub-queries on virtual tables more efficient.

FossilOrigin-Name: 7214cb2a5b35190a06a1040cd4c54f325d347f8d8e36a07fd76c0a421e266522

10 months agoEnhancements to the xBestIndex output from the ext/misc/vtablog.c
drh [Thu, 3 Jul 2025 14:10:03 +0000 (14:10 +0000)] 
Enhancements to the xBestIndex output from the ext/misc/vtablog.c
extension.

FossilOrigin-Name: 8b31acc0b18f38eb4af6efebd1ea25cd65a146651101579aee20afd9ec6dc2de

10 months agoFix an uninitialized variable added yesterday by [d27d34fb746280e7].
drh [Thu, 3 Jul 2025 11:52:17 +0000 (11:52 +0000)] 
Fix an uninitialized variable added yesterday by [d27d34fb746280e7].
This problem was discovered overnight by
[https://github.com/google/oss-fuzz|OSSFuzz].

FossilOrigin-Name: 6db4703f1178fc808f3a75c355fb6638fb12c88f6e1ce7f579e200ced8089114

10 months agoMinor tweaks to the exists-to-join optimization.
drh [Thu, 3 Jul 2025 00:17:27 +0000 (00:17 +0000)] 
Minor tweaks to the exists-to-join optimization.

FossilOrigin-Name: 9cb600ad576c68647ed943a0773019312c5f01c9c1ca9ff0bf1214b03a531b48

10 months agoMerge in the exists-to-join optimization that has been modified
drh [Wed, 2 Jul 2025 20:46:02 +0000 (20:46 +0000)] 
Merge in the exists-to-join optimization that has been modified
to relax the requirement of having an indexed join constraint.

FossilOrigin-Name: 1c1aef2b7feae29066d0330699ab634ef41f5b60cdcd479a60cb1a5409553138

10 months agoFix VDBE coverage
drh [Wed, 2 Jul 2025 17:43:59 +0000 (17:43 +0000)] 
Fix VDBE coverage

FossilOrigin-Name: ff593a16d61cc5c588d1737deb822abb90b1759475a4cabfcf608978b1191487

10 months agoEarly exit if one of the inner loops of a 3-way or larger join is an
drh [Wed, 2 Jul 2025 14:53:48 +0000 (14:53 +0000)] 
Early exit if one of the inner loops of a 3-way or larger join is an
empty table.

FossilOrigin-Name: eaad6ac707a5960d9518d4049b7b1759e7512727ce87be3c402408144bda0a97

10 months agoIf the LHS for an EXCEPT or INTERSECT operator is empty, skip over the
drh [Wed, 2 Jul 2025 13:19:24 +0000 (13:19 +0000)] 
If the LHS for an EXCEPT or INTERSECT operator is empty, skip over the
computation of the RHS.

FossilOrigin-Name: 13f096ae8a850a05d4a8684561066f11693ee66289e6568c44ef32822cca06f6

10 months agoImprove the bytecode for joins such that it exits earlier if it determines
drh [Wed, 2 Jul 2025 11:47:54 +0000 (11:47 +0000)] 
Improve the bytecode for joins such that it exits earlier if it determines
that no output is possible.

FossilOrigin-Name: 2d2b61cba44a756a3a41ef5c95bbb0c0b7111f4b679c578fec9bd0b214cca367

10 months agoEnsure that Expr.op2 values for TK_AGG_FUNCTION nodes are adjusted when
drh [Wed, 2 Jul 2025 02:03:43 +0000 (02:03 +0000)] 
Ensure that Expr.op2 values for TK_AGG_FUNCTION nodes are adjusted when
query flattening.

FossilOrigin-Name: d27d34fb746280e7e81335db4e195914b15403ef0da7b2955550553dd78fbe9a

10 months agoImproved comments on bytecode used to implement aggregate queries, to aid
drh [Tue, 1 Jul 2025 23:17:36 +0000 (23:17 +0000)] 
Improved comments on bytecode used to implement aggregate queries, to aid
in debugging.

FossilOrigin-Name: a1a8b85cdba64a17dcdcd4e6b42b872957cec2dc05b0ac34dfcd82f59344034b

10 months agoImproved byte-code comments for the short-circuit optimization of
drh [Tue, 1 Jul 2025 20:32:45 +0000 (20:32 +0000)] 
Improved byte-code comments for the short-circuit optimization of
[0083d5169a46104a], to aid in debugging.

FossilOrigin-Name: 113f9d10e347eeaa893ff8b47a461009e0b12589374b93cf3e0bddd19c702dea

10 months agoCache and reuse virtual table cursors in the bytecode engine.
drh [Tue, 1 Jul 2025 17:36:55 +0000 (17:36 +0000)] 
Cache and reuse virtual table cursors in the bytecode engine.

FossilOrigin-Name: 2d187d4232d750cb1840f1d89c8aed65962cb0883c1d7f91c554b451e475c514

10 months agoAvoid an assert() failure in fts5 that may occur when processing corrupt records.
dan [Tue, 1 Jul 2025 16:21:47 +0000 (16:21 +0000)] 
Avoid an assert() failure in fts5 that may occur when processing corrupt records.

FossilOrigin-Name: 8afd6ca85724a69970181042d6aac53742ea2b76ded5966b2541c3afe1121fb9

10 months agoMerge trunk fixes into the empty-table-optimizations branch.
drh [Tue, 1 Jul 2025 15:13:37 +0000 (15:13 +0000)] 
Merge trunk fixes into the empty-table-optimizations branch.

FossilOrigin-Name: 63306e447efb3ac17e789a331ed3bb65459eb8b79d66e9c185ba3bd852f34ce3

10 months agoWhen attempting to optimize "expr AND false" to "false" and
drh [Tue, 1 Jul 2025 12:43:13 +0000 (12:43 +0000)] 
When attempting to optimize "expr AND false" to "false" and
"expr IN ()" to "false", take care not to delete aggregate functions
in the "expr" as doing so can change the meaning of the query.
See [forum:/forumpost/f4878de3e7dd4764|forum thread f4878de3e7].

FossilOrigin-Name: 77397bd67d918db57d5ac545d6d963194806fdabcdaa8f822b6b09e4cfe8b715

10 months agoMore aggressive optimization of addrHalt for RIGHT JOIN.
drh [Mon, 30 Jun 2025 21:07:08 +0000 (21:07 +0000)] 
More aggressive optimization of addrHalt for RIGHT JOIN.

FossilOrigin-Name: 5e51d1c0dfcafef9e71c99de3f626dee157c935724b84c6e0c630299a880446f

10 months agoCompute WhereLevel.addrBrk and .addrHalt early so that those labels can be
drh [Mon, 30 Jun 2025 20:19:19 +0000 (20:19 +0000)] 
Compute WhereLevel.addrBrk and .addrHalt early so that those labels can be
used to abort loops early.  Use this to improve performance on two more
of the cases described by [forum:/forumpost/52651713ac|forum post 52651713ac].

FossilOrigin-Name: 6fc0b9ac23be6840542982de4bb282ebca1db8b5ab3baefdde95a997c1506e81

10 months agoStrive to skip the evaluation of scalar subqueries that are part of a
drh [Mon, 30 Jun 2025 16:41:40 +0000 (16:41 +0000)] 
Strive to skip the evaluation of scalar subqueries that are part of a
larger expression if the result from the scalar subquery does not change the
result of the overall expression.

FossilOrigin-Name: 0083d5169a46104a25355bdd9d5a2f4027b049191ebda571dd228477ec217296

10 months agoFor all binary operators, try to avoid computing subquery operands if the optimize-null-values
drh [Mon, 30 Jun 2025 12:14:47 +0000 (12:14 +0000)] 
For all binary operators, try to avoid computing subquery operands if the
other operand is NULL.

FossilOrigin-Name: d86eb16283c4b573c506d4faa422d5d9aeb6abc279d8e6a8e2104737162d417f

10 months agoSlightly smaller and faster version of the previous check-in.
drh [Mon, 30 Jun 2025 11:04:55 +0000 (11:04 +0000)] 
Slightly smaller and faster version of the previous check-in.

FossilOrigin-Name: f6e6fd02f4ad49c390a2d3c9626d57f9b2fff1f67eb361b30074cc1f5121810e

10 months agoMinor API doc typo fixes from brickviking.
stephan [Mon, 30 Jun 2025 11:00:59 +0000 (11:00 +0000)] 
Minor API doc typo fixes from brickviking.

FossilOrigin-Name: b48d95191662e09659b5b55ae65cd462c9e1700c4f92dd9d40b59548f0797c02

10 months agoFactor out the code that tries to avoid evaluating subquery operands if the
drh [Mon, 30 Jun 2025 10:30:47 +0000 (10:30 +0000)] 
Factor out the code that tries to avoid evaluating subquery operands if the
other operand is NULL into a subroutine, so that it can be more easily reused
by other parts of the code generator.

FossilOrigin-Name: 3c6c71bcea16443b82234414137dfa1b59e2ee8fe5097906c738fc1228fec4e6

10 months agoMinor API doc typo fixes from brickviking.
stephan [Sun, 29 Jun 2025 07:32:20 +0000 (07:32 +0000)] 
Minor API doc typo fixes from brickviking.

FossilOrigin-Name: c7cf9dcb69ce558ba6b81b2787f92ed7383e37f08b199faeb14f7adb4e494532

10 months agoImprove the bytecode generated for comparisons so that if one operand is
drh [Sat, 28 Jun 2025 17:59:15 +0000 (17:59 +0000)] 
Improve the bytecode generated for comparisons so that if one operand is
a subquery and the other operand evaluates to NULL, the subquery operand
is not even computed.  This fixes 5 of the 12 slow queries described
in [forum:/forumpost/52651713ac|forum post 52651713ac].

FossilOrigin-Name: f147bc04776ac0056412f69dfc518016c0d5b4e9d964664e3d88f595fb29dbe0

10 months agoRaise an error right away if the number of aggregate terms in a query
drh [Fri, 27 Jun 2025 19:02:21 +0000 (19:02 +0000)] 
Raise an error right away if the number of aggregate terms in a query
exceeds the maximum number of columns.

FossilOrigin-Name: 5508b56fd24016c13981ec280ecdd833007c9d8dd595edb295b984c2b487b5c8

10 months agoAPI doc typo fixes and closing DD element tags from brickviking.
stephan [Fri, 27 Jun 2025 12:46:50 +0000 (12:46 +0000)] 
API doc typo fixes and closing DD element tags from brickviking.

FossilOrigin-Name: c9ddd15b0197e6e5c5a74581d94cf986523514ffdb28c66ba18de9a22aec97e9

10 months agoWork around an apparent GCC UBSAN bug. See
drh [Thu, 26 Jun 2025 18:57:20 +0000 (18:57 +0000)] 
Work around an apparent GCC UBSAN bug.  See
[forum:/forumpost/1d7c25d4a2d6f5e2|forum thread 1d7c25d4a2d] for details.

FossilOrigin-Name: 23056532e51abcff486e38a3319545e6663b4a855abe1bc443e2cd7e0473748c

10 months agoMinor API doc fixes sent off-list from brickviking.
stephan [Wed, 25 Jun 2025 20:42:40 +0000 (20:42 +0000)] 
Minor API doc fixes sent off-list from brickviking.

FossilOrigin-Name: cb4d05633a0c9cdf146f3108e1b4b10754cd79d72a425d8cc9cd21836037a01b

10 months agoSimilar fix to the previous check-in, but this time for
drh [Tue, 24 Jun 2025 18:27:59 +0000 (18:27 +0000)] 
Similar fix to the previous check-in, but this time for
sqlite3_preupdate_new().

FossilOrigin-Name: 9aaff764d508cbd9823f23cdf0c510255721bc5c09be481ebc60bd8902ceb8c5

10 months agoRange check the column index on the sqlite3_preupdate_old() interface
drh [Tue, 24 Jun 2025 15:58:32 +0000 (15:58 +0000)] 
Range check the column index on the sqlite3_preupdate_old() interface
and return SQLITE_MISUSE if too large.
[forum:/forumpost/b617e497287235d0|Forum post b617e49728].

FossilOrigin-Name: 6a5701e6c7be25cba93e55438f950966e1dacb32eb2b23a8acc8ac53da6f0a85

10 months agoAPI doc typo fixes and one rephrasing improvement from brickviking.
stephan [Tue, 24 Jun 2025 07:38:52 +0000 (07:38 +0000)] 
API doc typo fixes and one rephrasing improvement from brickviking.

FossilOrigin-Name: 85e8060c4701a601d4bc8a639acd268ee4f2736193820d55ecd9b8abf864132f

10 months agoImprove some of the error messages emitted by fts5 when it encounters corruption.
dan [Mon, 23 Jun 2025 19:38:22 +0000 (19:38 +0000)] 
Improve some of the error messages emitted by fts5 when it encounters corruption.

FossilOrigin-Name: 48044a6b57c0a16cb75139c103ad88ca4ab64d74f70a3dee0d8b817fbfbec3c6

10 months agoFix an SQL typo introduced by the previous check-in.
drh [Mon, 23 Jun 2025 19:00:30 +0000 (19:00 +0000)] 
Fix an SQL typo introduced by the previous check-in.

FossilOrigin-Name: 72a81d247bc74a21d077d311969ac585d0f26bffbd210ec60f03c38bf138790e

10 months agoEscape the "_" character in LIKE patterns in the CLI.
drh [Mon, 23 Jun 2025 16:51:33 +0000 (16:51 +0000)] 
Escape the "_" character in LIKE patterns in the CLI.
[forum:/forumpost/6a89702f5d|Forum post 6a89702f5d].

FossilOrigin-Name: cf61cd359e666c66b6bba4407a653c799f7f07e1f5ee6b837ad467029c461a6a

10 months agoFix a harmless compiler warning injected by [c978aed3b6f82b3d].
drh [Mon, 23 Jun 2025 13:42:59 +0000 (13:42 +0000)] 
Fix a harmless compiler warning injected by [c978aed3b6f82b3d].

FossilOrigin-Name: f46500247b3a2f8b4a2f0f032cc4066af9cb3918e38a09c59db0a1da5747a25c

10 months agoImproved "statement aborts at ..." log-file messages that identify the
drh [Mon, 23 Jun 2025 13:28:13 +0000 (13:28 +0000)] 
Improved "statement aborts at ..." log-file messages that identify the
trigger that caused the abort.

FossilOrigin-Name: 7691264fe37300c880d612c91cf093327841fbe85fb7ec67e777e911d2cfc9ee

10 months agoAdd the --disable-rpath configure script flag to address [forum:13cac3b56516f849...
stephan [Sun, 22 Jun 2025 22:48:11 +0000 (22:48 +0000)] 
Add the --disable-rpath configure script flag to address [forum:13cac3b56516f849 | forum post 13cac3b56516f849].

FossilOrigin-Name: a59d9bb25e518f5d79f654615b92f6c50cfb704b5abee0f820912644b89366c5

10 months agoAPI doc typo fixes from brickviking.
stephan [Sun, 22 Jun 2025 12:04:47 +0000 (12:04 +0000)] 
API doc typo fixes from brickviking.

FossilOrigin-Name: 18e07f8f53693d0dace3c4025a572c1a10582290a338aa7f0913c83842a69b05

10 months agoMinor JS test cleanups prompted by a linter.
stephan [Sat, 21 Jun 2025 16:33:05 +0000 (16:33 +0000)] 
Minor JS test cleanups prompted by a linter.

FossilOrigin-Name: 764235a3d15fda55af85ebe3b5885fa27336cc0e979f1be2f6770b66a84bbe87

10 months agoRemove some duplicated JS tests.
stephan [Sat, 21 Jun 2025 16:18:23 +0000 (16:18 +0000)] 
Remove some duplicated JS tests.

FossilOrigin-Name: d1cb9ed79d806f667c22f5ba9861451d4d0765aa3072e085831045cf3a39f8b4

10 months agoReduce the maximum --size flag for JS kvvfs speedtest1 from 4 to 2, as --size 3 and...
stephan [Sat, 21 Jun 2025 16:02:20 +0000 (16:02 +0000)] 
Reduce the maximum --size flag for JS kvvfs speedtest1 from 4 to 2, as --size 3 and 4 are overflowing the kvvfs storage limits.

FossilOrigin-Name: b77b3adc828ce543e880e230701edd5e0ccb681e4c3c724ea8ad5ecbd69c73a6

10 months agoGive oo1.Stmt.get() similar treatment to [8c187140a60b]. This is an internal change...
stephan [Sat, 21 Jun 2025 15:58:20 +0000 (15:58 +0000)] 
Give oo1.Stmt.get() similar treatment to [8c187140a60b]. This is an internal change only - the API is unaffected.

FossilOrigin-Name: f5a7abc0a447273de40dacc463d267d26d4b62be56ee15baf05825791c2a7a6e

10 months agoExtend the SEE-via-kvvfs tests to include all three key types.
stephan [Sat, 21 Jun 2025 15:38:59 +0000 (15:38 +0000)] 
Extend the SEE-via-kvvfs tests to include all three key types.

FossilOrigin-Name: fc001aa5ee978795c2ff670bea64db0b69b6bde98653769d9cede8825a28e698

10 months agoRework how JS's oo1.DB.exec() flags its Stmt objects to make certain Stmt APIs illega...
stephan [Sat, 21 Jun 2025 14:38:53 +0000 (14:38 +0000)] 
Rework how JS's oo1.DB.exec() flags its Stmt objects to make certain Stmt APIs illegal (i.e. throwing) if called while that Stmt is being step()ped by DB.exec() (which can happen via client-provided per-result-row callbacks). This is an internal change only - the API is unaffected. Remove some unrelated dead code.

FossilOrigin-Name: 8c187140a60b62dc3b6066b8615766d52b7a29a5de992cbb6d312dbb225a980b

10 months agoNumerous small doc typo from BrickViking.
stephan [Sat, 21 Jun 2025 06:07:13 +0000 (06:07 +0000)] 
Numerous small doc typo from BrickViking.

FossilOrigin-Name: 3aab4415de615c178205936372c625bb571bad1016c3d2e7bb2a45932356f3d6

10 months agoEnhance sqlite3BtreeSetPageSize() so that it detects early if no changes
drh [Fri, 20 Jun 2025 13:12:55 +0000 (13:12 +0000)] 
Enhance sqlite3BtreeSetPageSize() so that it detects early if no changes
are needed and exists with SQLITE_OK.

FossilOrigin-Name: c978aed3b6f82b3d9d2e0ca0283c611351bca5e5496e86a9d5d0731ebcd27c84

10 months agoFix an out-of-order local variable declaration in ext/misc/fileio.c.
drh [Thu, 19 Jun 2025 20:19:12 +0000 (20:19 +0000)] 
Fix an out-of-order local variable declaration in ext/misc/fileio.c.

FossilOrigin-Name: a88bb75288a06492a04ab1278e8a2101a74f4ba712d328b4c73e86ac01cb946d

10 months agoImprove the accuracy of sqlite3BtreeRowCountEst().
drh [Thu, 19 Jun 2025 20:00:37 +0000 (20:00 +0000)] 
Improve the accuracy of sqlite3BtreeRowCountEst().

FossilOrigin-Name: e553fb538ec1527457e2927edf9127dccf268a8a3b5918d4fb0d066ad9676094

10 months agoGeneralize the indexCellCompare() so that works on any index page, not just
drh [Thu, 19 Jun 2025 19:33:06 +0000 (19:33 +0000)] 
Generalize the indexCellCompare() so that works on any index page, not just
the current page that a cursor is pointing to.

FossilOrigin-Name: b305a7f5db183d8e0e5d62ca3c9c6260ad94bb954f7342bd3caabcd8308a21f5

10 months agoA slight doc rephrasing for clarity, suggested in the forum.
stephan [Thu, 19 Jun 2025 12:35:30 +0000 (12:35 +0000)] 
A slight doc rephrasing for clarity, suggested in the forum.

FossilOrigin-Name: 0d6084a398edb013fcfb613eff8d75e2f86cbb5e3c8049328ede89e75db93cb3

10 months agoDoc typo fixes from [forum:0bce273669 | forum post 0bce273669].
stephan [Thu, 19 Jun 2025 10:46:39 +0000 (10:46 +0000)] 
Doc typo fixes from [forum:0bce273669 | forum post 0bce273669].

FossilOrigin-Name: 8f97e3f00d24b26fe87a9d3396ad855277a1a369f6f89e9c77dc9af4d203bdf1