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Commit Graph

18422 Commits

Author SHA1 Message Date
dan
99a94a124c Add start of extension for incremental integrity-checks to ext/intck/. 
FossilOrigin-Name: 444e3c9210026da7eae1ed98850722e002433aa2cc77dbc6b6f80327a6b7a390
 2024-02-17 20:55:01 +00:00
drh
6161cdd446 Fix rounding in zero-precision %f and %g printf conversions. 
[forum:/info/393708f4a8|Forum post 393708f4a8].  This bug was
introduced by check-in [32befb224b254639] and first appeared in version 3.43.0.

FossilOrigin-Name: 7fca1bc482fc2456d75392eb42f768fda72631c9070de46b8123b1126e78306f
 2024-02-17 03:32:31 +00:00
drh
4dd59fd997 Fix the subtype on the value column from json_each/json_tree for cases 
when the value is an array or object.  Fix for the bug reported by
[forum:/forumpost/ecb94cd210|forum post ecb94cd210].

FossilOrigin-Name: 1c33c5db2e05019d1a375109f79ad8588a3c17f81e4f4b8d66c880c3c860e87e
 2024-02-16 21:30:08 +00:00
larrybr
fd2500f98b Retweak last check-in to retain compile-time checking of xprintf() arguments. 
FossilOrigin-Name: 670174916c660b24ba70e96a42984eb65ee52da50e9828bdeca4c9ff4bf92e20
 2024-02-16 18:34:21 +00:00
stephan
816f677c1c Work around a __VA_ARGS__ complaint in fiddle builds. 
FossilOrigin-Name: 7d750248c58ccbf87036ea7db053def1c83c7a8ed428a5c47895756302b36200
 2024-02-16 16:04:31 +00:00
drh
9d00aba895 Rename the TF_StatsUsed flag to TF_MaybeReanalyze, to more accurately 
reflect its usage.  No logic changes.

FossilOrigin-Name: b4790da5e0d6f0f617e6c3a17fc2606842e41cab14339392abd335410fec0aa3
 2024-02-16 12:57:04 +00:00
drh
95b5295f52 Fix a bug in PRAGMA integrity_check introduced by enhancement (8a) in 
[https://sqlite.org/releaselog/3_42_0.html|release 3.42.0] and first reported by
[forum:/forumpost/ee4f6fa5ab|forum post ee4f6fa5ab].

FossilOrigin-Name: 460353dfff8f2fb03f9c8666d0c367ec7be4cfa96dfcb0cea10f144d043223bb
 2024-02-13 18:41:46 +00:00
drh
54eb54c7de Changes to vtabCallConstructor() to avoid a harmless static analyzer warning 
and to help prove that the UAF reported by
[forum:/forumpost/cafbe582e8|forum post cafbe582e8] is a false-positive.

FossilOrigin-Name: 4892440b93306e5a245f18c0d3d295d851e6712260e420016c0d70e12abf8901
 2024-02-13 17:11:19 +00:00
drh
84dea8264b Add a new sqlite3FaultSim() call in the btree logic, for testing. 
FossilOrigin-Name: e0558f79b8184ea6741fb20b710dab854f5bdb71aa47d5a6701eeb7389540c8c
 2024-02-12 13:51:08 +00:00
drh
b29047838d Add support for the ".testctrl fault_install" dot-command in the CLI when 
launched with the --unsafe-testing option.

FossilOrigin-Name: 5ba7fee1a9b49df82387e355d2ab7de58663d3fa824e50717608b27e0f7ac874
 2024-02-12 13:28:10 +00:00
drh
3c5a810646 If a term of an ORDER BY or GROUP BY contains an aggregate function or column, 
then it is not an alias that needs to be resolved, so don't try to.  This fixes
a harmless assertion found by dbsqlfuzz.  This yet another problem that
orginated at check-in [6e6b3729e0549de0].

FossilOrigin-Name: d4ec2a5d2297cd9ead0a8768dcf003ea76c74d8d68d88c40f62363f484a4a4d3
 2024-02-11 20:53:14 +00:00
drh
ece3567aec Improved AggInfo tracing in debug builds. No changes to deliverable code. 
FossilOrigin-Name: bb31f9c44794e02a46ed3edbcc96eb48c5870d3f82cb404586ded9a3efa7a859
 2024-02-11 18:53:48 +00:00
larrybr
589c407f12 Further clarify sqlite3_exec() callback parameter lifetime. 
FossilOrigin-Name: 993a1a843177b19a9cb5598f57d1e05c01e1695f164faaa9ae22810ad4533eba
 2024-02-10 03:11:42 +00:00
larrybr
25e172d429 Mention limited lifetime of string arrays passed to sqlite3_exec() callback. 
FossilOrigin-Name: 717f67f3189a59842f5c17a25e8db0e24ec4405886fc22ab6eeb3954fba5a964
 2024-02-08 01:19:46 +00:00
drh
0f777cd622 Fix an #endif (added in the wrong place by [8f4b1ceafe4a271b]) so that 
the build works with SQLITE_OMIT_VIRTUAL_TABLE.

FossilOrigin-Name: 7070924eebce1d089fde911dc0427ab8f3764d57ace24caff2b79954b42d1b51
 2024-02-07 20:45:38 +00:00
drh
204b41955e Turns out the branch is reachable, so back out the NEVER(). 
FossilOrigin-Name: 0af36a3223d2dabda887830390a603ab4781baca7e2f1698ec6c5f2cf03faf04
 2024-02-07 19:17:44 +00:00
drh
71cdea8f5f Detect and respond to an OOM on the jsonStringTerminate() call of 
jsonReturnStringAsBlob() routine.

FossilOrigin-Name: 881f814c09b6896a448a2360b0b43dc99592ea3a1d72ac359770cbb0a2c7d38a
 2024-02-07 14:05:38 +00:00
drh
8babc01892 Slight change to OOM handling in JSON to catch a corner case found by 
dbsqlfuzz.

FossilOrigin-Name: 6a2b3266c586d12b51e11fe63cda5881be9373207aa16671ab77f547830eb790
 2024-02-06 18:33:01 +00:00
mistachkin
3ab9c021ff Fix harmless compiler warnings seen with MSVC. 
FossilOrigin-Name: e52c87420b072fa68d921eda66069542d50accbfaf1110ac4cc1543a4162200d
 2024-02-04 04:01:11 +00:00
drh
50f9caf270 More extensive use of SQLITE_CORRUPT_PGNO. 
FossilOrigin-Name: 3838332cffb87f77a7c6b357066a59b9dc4f65ef4b3496767ad7ad7c14a77be2
 2024-02-02 18:42:09 +00:00
dan
3a32690a55 Fix typo in vdbe.c comment. No changes to code. 
FossilOrigin-Name: 62010ba488f65aec3c6bd17b05f64c5b3e885dee4221e6016c4eb1053e19284d
 2024-02-02 11:37:03 +00:00
drh
64b76c0ed4 In PRAGMA integrity_check, defer running xIntegrity on virtual tables until 
after all ordinary tables have been checked.

FossilOrigin-Name: 8f4b1ceafe4a271b23e17493a244a34c1732a3d35c5533c37394b9f3dc158435
 2024-02-01 14:57:24 +00:00
drh
1d09f4d018 Add tracing logic to the shared-cache locks in btree.c. The tracing is 
off by default.  Enable by changing a single "#if 0" into "#if 1" and
recompiling.  Debugging code only - no changes to release builds.

FossilOrigin-Name: f2b943f97ad7e47848ac6df3a3a1eba134b9e63c4a631f8eaf8bda77cc02ba7b
 2024-02-01 14:17:01 +00:00
drh
d87299cece Add the test_oom_breakpoint() routine on debug builds, to serve as a 
convenient breakpoint to intercept OOM conditions.

FossilOrigin-Name: e45df7dcd6b5766d7593ee87e59dd422a217cce0a1a8d369c03144bb21859428
 2024-02-01 11:38:58 +00:00
drh
ed0a614c21 Replace an conditional assignment that was made obsolete by [d4c193f0b49f4950] 
with an assert().  The conditional was added by [d6fd512f50513ab7] as
a fix for tickets [c36cdb4afd504dc1], [4051a7f931d9ba24], and
[d6fd512f50513ab7] which means now [d4c193f0b49f4950] is the correct fix
for those tickets.
that check-in

FossilOrigin-Name: 44b5524d522e749ad6bf76c94d754ff16c309c32439ec46802924663f64e8b09
 2024-01-31 20:11:54 +00:00
drh
744581d3d6 Add NEVER() and ALWAYS() macros for the JSON5-control-character change. 
Also fix an incorrect comparison used to determine if a buffer needed to
be resized.

FossilOrigin-Name: e3c0c0e686f3b7710f79587cf465b5aac52d8f2f2986a3de885a656f652cbfd3
 2024-01-31 15:20:13 +00:00
drh
9486178f39 Fix failure to detect unterminated string literals in json_valid() in the 
previous check-in.

FossilOrigin-Name: 5d725644621cf640fb743d59ccf89dac777540410e67501eb00b83638c8c857f
 2024-01-31 14:44:59 +00:00
drh
c24f53635c Allow control characters in JSON5 string literals. 
[forum:/forumpost/05182119f69c3a92|Forum thread 05182119f69c3a92].

FossilOrigin-Name: 34709c7cc910539e23a830ad8b589a97a88be25e924a59670c1017fb51447dad
 2024-01-31 13:46:44 +00:00
drh
b202a452ad Fix a memory allocation bug in the (debug-use-only) json_parse() SQL function. 
FossilOrigin-Name: 32ce7dacf58bbf35cf70da8b03fa25f97fcea970edbc1f8aa12739ac4c8608fb
 2024-01-31 12:15:57 +00:00
drh
91981fe74e Detect malformed nested JSONB earlier and stop rendering to avoid long 
delays.

FossilOrigin-Name: 72f3e1d0eca2b9ebd7c4b4cdccc6d7a0173b2fdb204cb1aa207917aedab6098a
 2024-01-29 21:09:56 +00:00
drh
af3824d5fa When generated text JSON from JSONB, do not continue descending into 
nested structures after an error is seen.  This avoids long loops and wait
times.

FossilOrigin-Name: 97666ec052ebaceab002874d7ca5c5e6883c3d04fb7d3992235a8c4c8d08407a
 2024-01-29 20:36:17 +00:00
dan
581bf002ce Consider an index for queries like "SELECT count(DISTINCT col) FROM ...", even if the index records are not smaller than the table records. 
FossilOrigin-Name: ad06868807a27f0c96fa5649ebd981e07909eb2c5e03781377c876fdec49abdc
 2024-01-29 19:30:16 +00:00
dan
7f9a1ff3f2 Avoid a potential buffer overread when handling corrupt json blobs. 
FossilOrigin-Name: 738473dc0ac353731080d0785cc7dc9810b564906c176916bd91d6cfbb1a7b18
 2024-01-29 15:30:35 +00:00
drh
3fc7a34efc When rendering JSONB back into text JSON, report an error if a zero-length 
integer or floating-point node is encountered.  Otherwise, if the node occurs
at the very end of the JSONB, the rendering logic might read one byte past
the end of the initialized part of the BLOB byte array.  OSSFuzz 66284.

FossilOrigin-Name: b0eb279ea83c1c788c39fb90e178ec99fa4c782195c376a420c661fedf4545a7
 2024-01-29 12:50:32 +00:00
drh
4c11a5251a Use __ppc__ instead of __POWERPC__ to identify 32-bit PowerPC processors. 
[forum:/forumpost/34794846ce|Forum post 34794846ce].

FossilOrigin-Name: c974d9313b60591bcd554c3ec652a8040d382930e30778e6be8a875145b0b3da
 2024-01-28 20:42:12 +00:00
drh
5b480ead99 Automatically disable the DISTINCT optimization during query planning if the 
ORDER BY clause exceeds 63 terms.
dbsqlfuzz afd1d61fc27d14938a0d78a50970fa1e9fbfee58.

FossilOrigin-Name: d4c193f0b49f4950b20c2f0e6aa037d2ed7d8c0b4687c14923b3a0d0d4a1b3fd
 2024-01-28 17:39:31 +00:00
drh
d921533954 Apply the same fix found in [99057383acc8f920] to descending scans. 
dbsqlfuzz afd1d61fc27d14938a0d78a50970fa1e9fbfee5.

FossilOrigin-Name: e1d463c2d6e93e0ae0a60a05a79cd346bd07142de2fe631b370a9b946763b5d6
 2024-01-28 00:31:47 +00:00
drh
48e899a86e Use an alternative memory allocator for parser stack space that includes 
a call to sqlite3FaultSim() to facilitate testing.

FossilOrigin-Name: 7c36d560ff4e8e1b3f8fad972ec7f07837e4fa4e6861fafde970ffccfda5a2f1
 2024-01-27 12:25:07 +00:00
drh
3467698000 Omit the "parser stack overflow" error message, since it no longer occurs. 
Replace it with an ordinary "out of memory".

FossilOrigin-Name: 33f17ec24880937892d47a5a321c43785ca18e03dde28a9a0d50ae86edb29679
 2024-01-27 01:35:07 +00:00
drh
82bf13796a Experimental changes that prevent parser stack overflows by growing the 
parser stack with heap memory when it reaches its limit.

FossilOrigin-Name: 3fd062905fc20507b7cfc97fa976ac5b57c5b68926bf9136bd5ea4265d2d6528
 2024-01-26 20:34:48 +00:00
drh
539085ddf5 Add NEVER() to a branch that is no longer reachable. 
FossilOrigin-Name: 9411337a7b3237366768fc708396da53d67a7a17b6cdc5c6f8932c5ab32217a9
 2024-01-24 21:08:57 +00:00
dan
bcf3df0192 In os_unix.c and os_win.c, do not allow xFetch() to return a pointer to a page buffer that is right at the end of the mapped region - if the database is corrupted in a specific way such a page buffer might be overread by several bytes. 
FossilOrigin-Name: 2684feac3bc9c5463604900d72710be861527614f4957224c74a16a3b3c702f5
 2024-01-23 16:09:22 +00:00
drh
1ff9a7bc8d Improved error message when a double-quoted identifier name cannot be 
resolved - ask the user if they intended to use a string literal.

FossilOrigin-Name: efc5c3c5e6ae1f9f0be61ea4ce7b3e34f3dc318791c78e0f4bebebeaccf6951e
 2024-01-23 14:45:22 +00:00
drh
5ff513c16e When a JSON input is a blob, but it looks like valid JSON when cast to text, 
then accept it as valid JSON.  This replicates a long-standing bug in the
behavior of JSON routines, and thus avoids breaking legacy apps.
[forum:/forumpost/012136abd5292b8d|Forum thread 012136abd5292b8d].

FossilOrigin-Name: e5dc81d5c7ee97866feb688dfa9b6fc225dabff2b020b9b96b49a8fea5640aec
 2024-01-23 13:51:55 +00:00
drh
6bb8ce6375 Fix typo in the tag-20240123-a in a comment. 
FossilOrigin-Name: 1f09541eb4203ccce476f6040ff134353850f22f07fb84f96a1d2c27b304a91b
 2024-01-23 13:28:21 +00:00
drh
e318f10ce2 If a BLOB looks like JSON when cast to text, then treat it as if it really 
were JSON.  This replicates a long-standing bug in the JSON processing
routines, and thereby avoids breaking legacy.

FossilOrigin-Name: d79a37690ce7ebb91df203170d73511da44546328043c2b3fe1786b2f0087093
 2024-01-23 13:21:40 +00:00
stephan
91cee17d83 Change the shell's --help flag to exit with code 0 instead of 1, per /forum and /chat discussions. 
FossilOrigin-Name: df563a18578c5cf1aaecf5818c93967aaa70475598d3c099779622ac8911f926
 2024-01-23 12:51:17 +00:00
drh
727b35cbfc Simplification of the error reporting logic. 
FossilOrigin-Name: 59eb9d29e796886db17a578b64e75fd2797aebf969cbeeda70ecf2fda378c98f
 2024-01-22 20:49:47 +00:00
drh
a67d63b481 Improved error message when a double-quoted string is used and it seems likely 
that the user wanted a single-quoted string literal.

FossilOrigin-Name: 0a834bd81122b6e9c34c8253f9e45d53dab3274be28df60968366fa42237617b
 2024-01-22 15:26:33 +00:00
drh
41fb2eed07 The -DSQLITE_JSON_BLOB_INPUT_BUG_COMPATIBLE compile-time option causes blob 
inputs to JSON functions that are not JSONB to be processed as if they
where text, immulating historical bugging behavior which some applications
have come to rely upon.  See
[forum:/forumpost/012136abd5292b8d|forum thread 012136abd5292b8d] for
discussion.

FossilOrigin-Name: 65572223583d43e1d61ec029641f9d3ff340e68ecfba8342c8d1b0a91a680f2a
 2024-01-22 14:16:10 +00:00