drh d85a80711c Back out a minor performance optimization associated with ...

sqlite3VdbeMakeReady() as it has been found to not work correctly on
some 32-bit builds.
[bugs:/info/2026-10-10T18:05:46Z|Bug 2026-10-10T18:05:46Z]

FossilOrigin-Name: 6ebd1e69486cabc6be3316426f67341d75073e8b392de5d6e5307662dd0000dd

2026-10-10 19:11:52 +00:00

..

alter.c

Ensure that it is not a constraint violation if a CHECK constraint that evaluates to NULL for one or more existing rows is added to a table using ALTER TABLE. Report [bugs:/info/2026-10-05T07:36:38Z | 2026-10-05T07:36:38Z].

2026-10-05 10:54:29 +00:00

analyze.c

Further refinements and uses for sqlite3_result_str().

2026-06-19 20:01:47 +00:00

attach.c

Handle temp triggers attached to databases clobbered by sqlite3_deserialize() in the same way as those attached to DETACHed databases.

2026-10-05 18:07:26 +00:00

auth.c

Minor optimization to the authorizer.

2026-05-02 17:30:33 +00:00

backup.c

Add new assert()s to help static analyzers realize that the code is correct.

2026-06-29 15:11:58 +00:00

bitvec.c

Improved selection of the divisor when subdividing nested Bitvec objects.

2025-06-10 19:52:21 +00:00

btmutex.c

Tamp down various harmless compiler warnings. Use "int" in places instead

2025-02-22 16:44:14 +00:00

btree.c

When a 3-byte cell on the leaf of an index page, which has a reported size

2026-10-05 22:16:16 +00:00

btree.h

Revert the fixes to backup in [1f940357f7] and [e5db80350c] and instead fix the problem reported by forum post [forum:15d82885e2 | 15d82885e2] (that a call to sqlite3_deserialize() after sqlite3_backup_init() but before the first call to sqlite3_backup_step() on the destination db of a backup could cause a crash) by deferring caching the pointer to the destination Btree until after it is locked. This addresses bug [bugs:/info/2026-06-24T08:41:13Z | 2026-06-24T08:41:13Z].

2026-06-24 11:50:08 +00:00

btreeInt.h

Prevent a corrupt database from causing a CPU stack overflow in PRAGMA

2026-08-18 13:07:33 +00:00

build.c

Update a stale comment. Fix minor #ifdef issues.

2026-08-27 10:16:08 +00:00

callback.c

A better fix for the issue with RETURNING triggers on eponymous virtual tables and SQLITE_SCHEMA errors first addressed by [45d820ca22].

2025-11-13 20:37:09 +00:00

carray.c

Enhance the CARRAY interface so that it raises an SQLITE_TOOBIG error

2026-08-12 00:51:14 +00:00

complete.c

Fixes to sqlite3_incomplete() so that it does not appear to presume a

2026-10-05 17:32:25 +00:00

date.c

In date/time functions, the hour can be 24 as long as the minutes and

2026-09-24 00:18:35 +00:00

dbpage.c

Fix a compiler warning that comes up in gcc 4.0.1 for target powerpc-apple-darwin9

2026-08-05 15:30:43 +00:00

dbstat.c

Fix calculation of the virtual table dbstat.pgoffset field for overflow pages. Report [bugs:/info/2026-09-22T01:43:42Z | 2026-09-22T01:43:42Z].

2026-09-22 10:30:05 +00:00

delete.c

Enable the optimization on this branch for indexes on expressions only.

2026-04-22 17:50:50 +00:00

expr.c

Fix expression tree depth calculations for COLLATE.

2026-10-04 21:54:17 +00:00

fault.c

…

fkey.c

Split the sqlite3ColumnExpr() routine out into two routines, one that works

2026-08-26 21:04:25 +00:00

func.c

Adjustments to the substr() function so that it can accommodate

2026-09-20 20:17:58 +00:00

global.c

Put the sqlite3OomStr singleton in "const" space to ensure that it is

2026-06-19 22:17:09 +00:00

hash.c

A better fix for the issue with RETURNING triggers on eponymous virtual tables and SQLITE_SCHEMA errors first addressed by [45d820ca22].

2025-11-13 20:37:09 +00:00

hash.h

A better fix for the issue with RETURNING triggers on eponymous virtual tables and SQLITE_SCHEMA errors first addressed by [45d820ca22].

2025-11-13 20:37:09 +00:00

hwtime.h

Fix builds on i486 CPUs. [forum:/info/2025-01-25T12:58:44Z|Forum 2025-01-25T12:58:44Z].

2026-06-08 18:15:27 +00:00

in-operator.md

…

insert.c

Correctly rollback "OR REPLACE" changes following a "datatype mismatch" error.

2026-10-05 13:27:07 +00:00

json.c

Improvements to detection of invalid JSONB in the json_pretty() function.

2026-09-26 11:21:43 +00:00

legacy.c

…

loadext.c

Prototype implementation for a new sqlite3_result_str() API.

2026-06-19 17:03:21 +00:00

main.c

Fix the build for SQLITE_OMIT_WSD.

2026-10-06 09:30:23 +00:00

malloc.c

Guard against oversized index entries in databases larger than 2GiB.

2026-01-14 13:43:32 +00:00

mem0.c

…

mem1.c

…

mem2.c

…

mem3.c

…

mem5.c

…

memdb.c

Have API functions sqlite3_serialize(), sqlite3_limit(), sqlite3_busy_timeout() and sqlite3_error_offset() take the database mutex.

2026-06-25 15:47:42 +00:00

memjournal.c

…

msvc.h

…

mutex_noop.c

…

mutex_unix.c

Check-in [1786fcd5b4ee6cd9] works great and generates correct code, but it

2026-05-01 16:03:51 +00:00

mutex_w32.c

Cygwin portability fixes contributed by Jan Nijtmans, including the un-exporting of some non-public-APIs which need to be reviewed closely. One test (delete_db.test) is failing but that specific failure has been a recurring theme in this environment.

2026-09-15 08:37:47 +00:00

mutex.c

Ensure xMutexInit() is called in SQLITE_THREAD_MISUSE_WARNINGS builds.

2026-03-05 16:23:04 +00:00

mutex.h

Cygwin portability patches sent off-list from from Jan Nijtmans.

2026-09-01 16:26:50 +00:00

notify.c

Round one of an audit for SQLITE_ENABLE_API_ARMOR for functions exposed by JNI and those functions missing armor, as [forum:5e3fc453a69b49ca|reported in several forum posts].

2023-10-13 12:48:35 +00:00

os_common.h

…

os_kv.c

Fix a comment in os_kv.c so that it does not match "###" and thus does

2026-06-24 13:46:37 +00:00

os_setup.h

Fix -DSQLITE_OS_OTHER=0 builds.

2025-10-02 14:48:27 +00:00

os_unix.c

Fix the implementation of O_TMPFILE so that it actually works.

2026-10-06 18:52:47 +00:00

os_win.c

Allow windows clients to open and recover a wal mode database even if an old client still has the *-shm file mapped. Forum post [forum:/info/2026-10-05T14:07:31Z | 2026-10-05T14:07:31Z].

2026-10-05 17:11:27 +00:00

os_win.h

Reduce the number of system calls in the os_win.c thunk from 81 down

2026-04-29 16:09:47 +00:00

os.c

Safer conversion from double to 64-bit integer in two places.

2026-06-17 16:57:19 +00:00

os.h

…

pager.c

When -DSQLITE_DEBUG or -DSQLITE_ENABLE_WALSTAT is used, provide the

2026-09-02 12:39:06 +00:00

pager.h

When -DSQLITE_DEBUG or -DSQLITE_ENABLE_WALSTAT is used, provide the

2026-09-02 12:39:06 +00:00

parse.y

Disable the "expr IN (const)" to "expr=const" optimization of "const" has

2026-10-08 19:06:55 +00:00

pcache1.c

Avoid integer divides in the remaining pcache1 hash-bucket computations, extending check-in [750c37d4044c0957] from the lookup fast path to the other eight sites. Small size reduction.

2026-08-11 21:48:14 +00:00

pcache.c

Add extra assert() statements to the fixes on this branch.

2024-07-17 16:27:36 +00:00

pcache.h

Fix the include guard on pcache.h, as requested by Report

2026-08-18 00:36:18 +00:00

pragma.c

Make no changes to the busy timeout if the argument to

2026-10-04 10:49:15 +00:00

prepare.c

Do not allow surplus SQL text to come after the CREATE statement in the

2026-10-02 19:56:59 +00:00

printf.c

Never let the SQLITE_FP_PRECISION_LIMIT exceed 100 million.

2026-09-26 09:51:41 +00:00

random.c

…

resolve.c

Refactor the new code on this branch.

2026-08-18 21:12:12 +00:00

rowset.c

…

select.c

Ensure the join flags on the parent are set correctly when flattening UNION ALL sub-queries that include branches with RIGHT joins. Report [bugs:/info/2026-10-08T15:27:33Z | 2026-10-08T15:27:33Z].

2026-10-08 19:34:24 +00:00

shell.c.in

In the CLI, disallow any use of the fileio extension in --safe mode.

2026-10-10 18:40:16 +00:00

sqlite3.rc

Remove unnecessary "www." prefixes on domain names in URLs.

2025-04-10 10:18:07 +00:00

sqlite3ext.h

In the sqlite3ext.h file, the MSVC compiler is unable to figure out

2026-09-18 15:52:53 +00:00

sqlite.h.in

Fix a typo in a comment. No changes to code.

2026-10-09 14:40:03 +00:00

sqliteInt.h

Back out a minor performance optimization associated with

2026-10-10 19:11:52 +00:00

sqliteLimit.h

Add SQLITE_LIMIT_TRIGGER_STEPS and -DSQLITE_MAX_TRIGGER_STEPS=n. Default maximum

2026-08-18 09:17:48 +00:00

status.c

Reestablish APIARMOR for the sqlite3_db_status() interface.

2025-10-14 19:21:46 +00:00

table.c

…

tclsqlite.c

When binding blobs in tclsqlite3, use sqlite3_bind_blob64() because Tcl 9 allows byte arrays larger than 32-bits and the size argument being passed there is of type Tcl_Size. Discrepancy caught and patched by Jan Nijtmans.

2026-09-19 08:28:15 +00:00

tclsqlite.h

Add config as an alias for the reconfigure makefile target. Minor makefile doc tweaks. Random typo fixes in shell.c.in and tclsqlite.h pointed out by the misspell makefile target. No code changes.

2025-08-21 17:59:28 +00:00

test1.c

Allow windows clients to open and recover a wal mode database even if an old client still has the *-shm file mapped. Forum post [forum:/info/2026-10-05T14:07:31Z | 2026-10-05T14:07:31Z].

2026-10-05 17:11:27 +00:00

test2.c

Change the way pointers are passed between C code and Tcl test scripts. This allows tests to be run with Fil-C builds.

2026-07-23 20:04:20 +00:00

test3.c

Create a new varint decoder that does not need to return the size of the

2026-08-12 19:42:02 +00:00

test4.c

Test app/script patches from Jan Nijtmans for cygwin. Add/replace many more sentinel arguments for TCL variadic functions which specifically need a NULL trailing argument. With this, 'make test' on cygwin runs to completion for me, with 134 of 329227 tests failing. MSC build fails the same 13 tests which fail for me in trunk.

2025-03-08 06:53:06 +00:00

test5.c

Test app/script patches from Jan Nijtmans for cygwin. Add/replace many more sentinel arguments for TCL variadic functions which specifically need a NULL trailing argument. With this, 'make test' on cygwin runs to completion for me, with 134 of 329227 tests failing. MSC build fails the same 13 tests which fail for me in trunk.

2025-03-08 06:53:06 +00:00

test6.c

Test app/script patches from Jan Nijtmans for cygwin. Add/replace many more sentinel arguments for TCL variadic functions which specifically need a NULL trailing argument. With this, 'make test' on cygwin runs to completion for me, with 134 of 329227 tests failing. MSC build fails the same 13 tests which fail for me in trunk.

2025-03-08 06:53:06 +00:00

test8.c

First attempt at getting the build to work with Tcl 9.0.

2024-07-30 15:49:02 +00:00

test9.c

Cygwin-centric fixes from Jan Nijtmans.

2025-03-06 13:38:07 +00:00

test_autoext.c

First attempt at getting the build to work with Tcl 9.0.

2024-07-30 15:49:02 +00:00

test_backup.c

Cygwin-centric fixes from Jan Nijtmans.

2025-03-06 13:38:07 +00:00

test_bestindex.c

Fix a harmless compiler warning in testing code.

2025-11-14 11:02:49 +00:00

test_blob.c

Change the way pointers are passed between C code and Tcl test scripts. This allows tests to be run with Fil-C builds.

2026-07-23 20:04:20 +00:00

test_btree.c

First attempt at getting the build to work with Tcl 9.0.

2024-07-30 15:49:02 +00:00

test_config.c

Add SQLITE_LIMIT_TRIGGER_STEPS and -DSQLITE_MAX_TRIGGER_STEPS=n. Default maximum

2026-08-18 09:17:48 +00:00

test_delete.c

Cygwin portability patches sent off-list from from Jan Nijtmans.

2026-09-01 16:26:50 +00:00

test_demovfs.c

First attempt at getting the build to work with Tcl 9.0.

2024-07-30 15:49:02 +00:00

test_devsym.c

…

test_fs.c

Remove the clunky test_windirent.h and test_windirent.c files from src/

2025-06-05 20:12:41 +00:00

test_func.c

Block deep recursion in test extension functions test_eval() and eval().

2026-07-29 13:00:37 +00:00

test_hexio.c

Test app/script patches from Jan Nijtmans for cygwin. Add/replace many more sentinel arguments for TCL variadic functions which specifically need a NULL trailing argument. With this, 'make test' on cygwin runs to completion for me, with 134 of 329227 tests failing. MSC build fails the same 13 tests which fail for me in trunk.

2025-03-08 06:53:06 +00:00

test_init.c

Test app/script patches from Jan Nijtmans for cygwin. Add/replace many more sentinel arguments for TCL variadic functions which specifically need a NULL trailing argument. With this, 'make test' on cygwin runs to completion for me, with 134 of 329227 tests failing. MSC build fails the same 13 tests which fail for me in trunk.

2025-03-08 06:53:06 +00:00

test_intarray.c

GCC 13 has become more quite pedantic about the signature of functions matching the

2025-01-13 11:28:34 +00:00

test_intarray.h

…

test_journal.c

…

test_loadext.c

…

test_malloc.c

Change the way pointers are passed between C code and Tcl test scripts. This allows tests to be run with Fil-C builds.

2026-07-23 20:04:20 +00:00

test_md5.c

First attempt at getting the build to work with Tcl 9.0.

2024-07-30 15:49:02 +00:00

test_multiplex.c

Cygwin-centric fixes from Jan Nijtmans.

2025-03-06 13:38:07 +00:00

test_multiplex.h

…

test_mutex.c

Change the way pointers are passed between C code and Tcl test scripts. This allows tests to be run with Fil-C builds.

2026-07-23 20:04:20 +00:00

test_onefile.c

…

test_osinst.c

Cygwin-centric fixes from Jan Nijtmans.

2025-03-06 13:38:07 +00:00

test_pcache.c

Fixes for platforms with 32-bit pointers that require 64-bit values to be aligned.

2024-07-13 16:53:56 +00:00

test_quota.c

Change the way pointers are passed between C code and Tcl test scripts. This allows tests to be run with Fil-C builds.

2026-07-23 20:04:20 +00:00

test_quota.h

…

test_rtree.c

First attempt at getting the build to work with Tcl 9.0.

2024-07-30 15:49:02 +00:00

test_schema.c

First attempt at getting the build to work with Tcl 9.0.

2024-07-30 15:49:02 +00:00

test_sqllog.c

Cygwin-centric fixes from Jan Nijtmans.

2025-03-06 13:38:07 +00:00

test_superlock.c

Cygwin-centric fixes from Jan Nijtmans.

2025-03-06 13:38:07 +00:00

test_syscall.c

The MREMAP_FIXED macro (added by [4d60798b20a560be]) is not available

2026-07-27 11:19:44 +00:00

test_tclsh.c

Omit the antiquated and long-unsupport async extension since it has been

2024-10-28 15:38:53 +00:00

test_tclvar.c

Fix a few minor TCL9 compatibilities issues.

2024-08-09 22:48:11 +00:00

test_thread.c

Cygwin-centric fixes from Jan Nijtmans.

2025-03-06 13:38:07 +00:00

test_vdbecov.c

First attempt at getting the build to work with Tcl 9.0.

2024-07-30 15:49:02 +00:00

test_vfs.c

Test app/script patches from Jan Nijtmans for cygwin. Add/replace many more sentinel arguments for TCL variadic functions which specifically need a NULL trailing argument. With this, 'make test' on cygwin runs to completion for me, with 134 of 329227 tests failing. MSC build fails the same 13 tests which fail for me in trunk.

2025-03-08 06:53:06 +00:00

test_window.c

First attempt at getting the build to work with Tcl 9.0.

2024-07-30 15:49:02 +00:00

test_wsd.c

…

threads.c

Fix harmless compiler warnings on Windows.

2026-03-07 17:50:32 +00:00

tokenize.c

Turn an sqlite3VMPrintf() into an sqlite3DbStrDup().

2026-03-28 13:30:47 +00:00

treeview.c

In the treeview display for Expr, show TK_ASTERISK nodes. Debugging

2026-10-07 10:07:16 +00:00

trigger.c

Fix a harmless compiler warning.

2026-08-20 01:27:47 +00:00

update.c

Correctly rollback "OR REPLACE" changes following a "datatype mismatch" error.

2026-10-05 13:27:07 +00:00

upsert.c

Fix a problem sometimes causing an UPSERT to incorrectly convert an excluded.* column from type REAL to INT in cases where doing so does not cause data loss. Bug [bugs:/info/2026-06-15T09:08:12Z | 2026-06-15T09:08:12Z].

2026-06-15 15:38:16 +00:00

utf.c

In accordance with

2026-09-24 10:04:45 +00:00

util.c

Fix an off-by-one error in sqlite3GetUInt32(). The only user-visible effect of fixing this problem is that the error message emitted for a corrupt database has changed in one obscure case.

2026-09-24 15:34:05 +00:00

vacuum.c

Revert the fixes to backup in [1f940357f7] and [e5db80350c] and instead fix the problem reported by forum post [forum:15d82885e2 | 15d82885e2] (that a call to sqlite3_deserialize() after sqlite3_backup_init() but before the first call to sqlite3_backup_step() on the destination db of a backup could cause a crash) by deferring caching the pointer to the destination Btree until after it is locked. This addresses bug [bugs:/info/2026-06-24T08:41:13Z | 2026-06-24T08:41:13Z].

2026-06-24 11:50:08 +00:00

vdbe.c

Remove the OP_IfNotOpen opcode. The OP_IfNullRow opcode is sufficient to

2026-10-08 23:59:13 +00:00

vdbe.h

Merge the latest trunk enhancements into the reduce-reprepares branch.

2026-08-20 14:05:49 +00:00

vdbeapi.c

Ensure that when a value that may be stored without data loss as an integer is stored in a column with REAL affinity, the values passed to the preupdate-hook are of type SQLITE_FLOAT, not SQLITE_INTEGER. Report [bugs:/info/2026-10-04T16:18:21Z | 2026-10-04T16:18:21Z].

2026-10-05 11:29:02 +00:00

vdbeaux.c

Back out a minor performance optimization associated with

2026-10-10 19:11:52 +00:00

vdbeblob.c

Avoid invoking the preupdate hook from within sqlite3_blob_write() if the cursor is already invalid.

2025-07-07 11:37:55 +00:00

vdbeInt.h

Refactor. 2M cycles faster on x64.

2026-08-21 20:21:23 +00:00

vdbemem.c

Follow-up to check-in [2cb349e5b02aa549] to help indexes on negative

2026-08-29 20:27:09 +00:00

vdbesort.c

Replace the EIGHT_BYTE_U64 macro with the in-line function sqlite3Get8byte()

2026-08-10 12:29:43 +00:00

vdbetrace.c

Enhance the tokenizer so that it is able to deal with individual tokens

2025-10-24 13:18:31 +00:00

vdbevtab.c

Avoid 32-bit overflow when calculating ncycle for ".scanstats vm".

2024-04-30 19:34:15 +00:00

vtab.c

Ensure that eponymous virtual table objects are not left with dangling schema pointers if the main database is overwritten using sqlite3_serialize().

2026-10-05 14:03:54 +00:00

vxworks.h

Add the ability to compile with -DOS_VXWORKS=1 on Linux systems, in an

2025-09-08 17:52:17 +00:00

wal.c

Improve the documentation of the WalIterator object and the new pagemap

2026-09-03 18:26:53 +00:00

wal.h

When -DSQLITE_DEBUG or -DSQLITE_ENABLE_WALSTAT is used, provide the

2026-09-02 12:39:06 +00:00

walker.c

Refactor the SrcItem object so that information about subqueries is stored

2024-08-19 22:48:30 +00:00

where.c

Remove the OP_IfNotOpen opcode. The OP_IfNullRow opcode is sufficient to

2026-10-08 23:59:13 +00:00

wherecode.c

Reset the nullRow flag on the pseudo-cursor on each iteration of the loop

2026-09-29 11:52:00 +00:00

whereexpr.c

Refactor the new code on this branch.

2026-08-18 21:12:12 +00:00

whereInt.h

Add the ability for Bloom filters to work on text values, as long as

2026-07-23 16:00:10 +00:00

window.c

Avoid clearing unrelated join related expression flags when processing window function queries. Report [bugs:/info/2026-10-08T15:38:26Z | 2026-10-08T15:38:26Z].

2026-10-08 17:57:48 +00:00