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json-opt
Commit Graph

19158 Commits

Author SHA1 Message Date
drh
ba481c3756 ifdef adjustments so that SQLITE_OMIT_WAL works with SQLITE_USE_SEH. 
FossilOrigin-Name: 0462a2612d1fc1d077acf60ef415f358aa2c44174c4ef28f4bbfdbcbf03d3b7c
 2023-08-21 15:29:21 +00:00
stephan
78ad745ab9 shell.c.in help text typo fix. No functional changes. 
FossilOrigin-Name: c319033276c3565d0f1f2cae1c91791940d322fe79696bc26d74fddeb2664373
 2023-08-19 08:12:10 +00:00
drh
4d8eb16f07 Rename the decimal_sci() function to decimal_exp(). 
[forum:/forumpost/fa027bb0ab|Forum post fa027bb0ab].

FossilOrigin-Name: c48f1be8cc505a7e2902c79e26c1d9a121ff5c55785ac812d2e09232b2414695
 2023-08-18 15:39:38 +00:00
drh
f0eabde9a4 Enhance the CLI and the fuzzcheck utility programs to report whether they 
are compiled as 32-bit or 64-bit for things like the --version option.

FossilOrigin-Name: ec7eeb055bfb0e5a4467d8a45fa53d84bb8ae80ca0474b687e2783e971648008
 2023-08-18 12:15:44 +00:00
drh
2e0ce58d2c Do not allow bound parameters in the ON CONFLICT clause of an UPSERT. 
dbsqlfuzz 9983e2c77634a8ccf33b5c91fa9982599de5f9e9

FossilOrigin-Name: 3c06709335eb4b98e3a684e3ebbae69eeb6a21b452bce29159c82bb632d6a042
 2023-08-17 17:48:20 +00:00
drh
36a9f5c24c Fix a possible UAF in SEH if an exception occurs at an inopportune moment 
during WAL processing.

FossilOrigin-Name: 91b91037e348fa10cf6a9d8a0ffbfdebb4a40e0e336b65b112ed1c828e75cda7
 2023-08-17 14:19:44 +00:00
stephan
95484726f6 Add SQLITE_EXTRA_AUTOEXT, similar to SQLITE_EXTRA_INIT but adds a builtin auto-extension provided by the client. Suggestion from [forum:00829394c74a670f| forum post 00829394c74a670f]. 
FossilOrigin-Name: 423e77277a61d7febf4c3fc737981fa22a82b5c774a8ada5375a01a0611535b2
 2023-08-17 09:49:53 +00:00
drh
0d83c71b34 Make sqlite3_stmt_explain() accessible to loadable extensions. 
FossilOrigin-Name: a237a31ff4a7cd3dc744af1e1ebb9466e42eebafa31c1b5c0027cbaee9babc9b
 2023-08-16 15:27:49 +00:00
drh
7309b50fbc Mix the current process ID into the randomness used for generating 
temporary filenames on Windows.

FossilOrigin-Name: 775a36ee093df4b5f7529a43eeaee9d5a9a943ad5ed8ae03bc74e459e87ba438
 2023-08-16 15:10:07 +00:00
drh
b93760e1e7 Use a dodgy substitute if the INFINITY macro is not available. See 
[forum:/forumpost/8e66e19bb9|forumpost 8e66e19bb9].

FossilOrigin-Name: 4ae72c896761df5cd37c98ca3eeee7d4c6af3e4ccf74edd88ff902ef38f0765b
 2023-08-15 12:27:27 +00:00
drh
00eee07911 Fix the PRAGMA case_sensitive_like command so that the LIKE function continues 
to be innocuous after the PRAGMA.
[forum:/forumpost/925dc9f67804c540|Forum post 925dc9f67804c540].

FossilOrigin-Name: 84c268c34cba7207a90dad2a8e972ce90c85304e91f4933c76963822ad1ae48b
 2023-08-15 11:58:22 +00:00
dan
f0c1ea9e86 Fix an off-by-one error causing a buffer overread in test2.c. 
FossilOrigin-Name: e1edf95ecc8f6840fd62abe83121fddeab7413c316b2e20b60fd3b2c8fdd4dca
 2023-08-15 10:57:08 +00:00
dan
9541fbc283 Fix a problem in sqlite3_snapshot_recover() introduced by the [8a6b0c24937e855b] merge. 
FossilOrigin-Name: c2577eb0a4a627c65d675f1446514843486092be9cb271b682793a0107e496cd
 2023-08-14 18:21:56 +00:00
drh
1f72b53461 Change the name of the ".binary" command in the CLI to ".crnl". The sense of 
the setting is inverted.  The original ".binary" still works for backwards
compatibility but is now undocumented.  ".crnl" is also undocumented on machines
where it is a no-op (all machines other than Windows).
[forum:/forumpost/8bd0b0fbdbc12477|forum thread 8bd0b0fbdbc12477]

FossilOrigin-Name: 544de2da09cd7b9bbb6cb4c52bb22325ace3391fca00c6a43847bfc158032b66
 2023-08-14 13:33:19 +00:00
drh
592ae2823c Fix harmless compiler warnings reported by MSVC. 
FossilOrigin-Name: 391e21bb6e0b2f4632972b6617a3a18192f88deb29eee5bc060846468e624b21
 2023-08-14 12:20:44 +00:00
dan
2a28cff2e7 If SQLITE_USE_SEH is defined, handle structured-exceptions thrown by MSVC builds if the *-shm file mapping is accessed after it becomes invalid for some reason. 
FossilOrigin-Name: 8a6b0c24937e855b710f97b4aea973eff53e6d43e1182842731547aa4b37db2a
 2023-08-11 19:31:51 +00:00
drh
91c0092917 Up until version 3.42.0, there was a bug in json_valid() such that it would 
return False (0) for a NULL input.  That bug is fixed in 3.42.0.  This
check-in adds a compile-time option -DSQLITE_LEGACY_JSON_VALID that restores
the old buggy behavior for applications that depend on it.

FossilOrigin-Name: 15c2eadbff8e732cca45d6c3771d1fcea5aab2127e87f2a611b41ccfef4d1a0d
 2023-08-11 11:12:46 +00:00
drh
89e1caf294 New testcase() macro in the tokenizer, to better document its behavior. 
FossilOrigin-Name: b2fdac0b151864eb2aa79f0b0ee60f9c6d9f3eb8c7626605eac17a02a8cf59bc
 2023-08-10 18:50:00 +00:00
dan
6de6121e36 Merge latest trunk changes into this branch. 
FossilOrigin-Name: 3ed89c344fcb3b7ee8b764d95144643e42e053e1116150d6eda8355fbd6669df
 2023-08-10 17:07:34 +00:00
drh
80c438613a Minor cleanups in sqlite3Int.h. By reordering some fields in the Parse 
object, it packs more tightly and uses less memory and less CPU to
initialize.

FossilOrigin-Name: aa6de539c09faa320b68c63659e602107145c4263fa680d5b40fe4d7d7ac4534
 2023-08-08 17:36:03 +00:00
dan
be3ab76bfb Changes so that sqlite3_vtab_nochange() works with "UPDATE ... FROM...". Use this to allow UPDATE on a contentless fts5 table if new values are supplied for all indexed columns. 
FossilOrigin-Name: 16cd2161e312cf97129011fc829079db8f762b822b2f4fabf7ff6742c071302f
 2023-08-07 16:15:56 +00:00
stephan
47c5db7f77 Tiny doc typo fixes from [forum:31eb707250|forum post 31eb707250]. No code changes. 
FossilOrigin-Name: 8ede50082e7bcf0226a3b42a590f188b5a139bbf081c9eed7ff8f6f2a6a274a0
 2023-08-05 19:15:19 +00:00
drh
b87278f414 Fix a bug in the jsonLookup() routine used to search JSON. Bug was 
introduced by the recent (unreleased) JSON caching enhancements
check-in [a4c1af616e672a0d] merged into trunk at [df099ad713011b67].

FossilOrigin-Name: ba7a66db13b28da0b41f03be825a593608474a5ebda89e12d58d89db709b8f65
 2023-08-04 13:19:11 +00:00
drh
1050f1d2a1 Fix harmless scan-build warnings. 
FossilOrigin-Name: 65a8716d8a1b7c5cffe9cdd25e4cbfa6528fcb146ff0fe67b0ce771b0537473d
 2023-08-03 18:14:09 +00:00
drh
86d77fd95d Fix build problems associated with SQLITE_OMIT_WSD and SQLITE_OMIT_TRIGGER. 
FossilOrigin-Name: de031a5ec863b11f0216d1a114740c8cf4572adb034a5d35ff1a5c07d81df800
 2023-08-03 13:30:00 +00:00
drh
9b1334b7d3 Unix builds now assume the presence of nanosleep() in the standard library. 
The -DHAVE_NANOSLEEP=0 compile-time option can be used to build on systems
(if any still exist) where this is not the case.

FossilOrigin-Name: 779d5dc8797ea246d0397f7e94b1be716b0baa735e8d9f5a6fc4cffd887a7420
 2023-08-03 12:41:30 +00:00
drh
c874d60353 Performance optimization for JSON rendering logic. 
FossilOrigin-Name: ea0b9aecbaca9a8e784fd2bcb50f78cbdcf4c5cfb45a7700bb222e4cc104c644
 2023-08-02 16:06:02 +00:00
drh
d3229ce23e Remove an unreachable branch in the ascii-to-floating-point conversion that 
was added by [e989a37ff9d5b52e].

FossilOrigin-Name: c4347e4400e96f932ac12f8f22484a2ebce2a578d1b2181977954c432f117bfd
 2023-08-02 13:45:16 +00:00
drh
26cf4af5d7 Remove a condition from query flattening that is now taken care of by 
the caller.  Factor out the reverse_unordered_selects processing from the
main loop of sqlite3WhereBegin() for performance.

FossilOrigin-Name: f068f105fb158634321bf6401f0774c81059932d213a18b627ae98bcffc10912
 2023-08-02 13:29:01 +00:00
drh
aa250db66a Simplify the select.c logic that enforces the optimization fence around 
a MATERIALIZED common table expression.  Do not allow the
reverse_unordered_selects setting to affect a fenced CTE that itself has
an ORDER BY clause.

FossilOrigin-Name: 165b9bda243777ae7fb6f51ee7ad58771c581b82ef9a70268eb9764e9e6eba6f
 2023-08-02 12:39:56 +00:00
drh
5e82c06cf8 Never flatten a CTE that is labeled MATERIALIZED. This is really something 
of a bug fix because the documentation says that a MATERIALIZED CTE is an
optimization barrier.

FossilOrigin-Name: b7ef9796f548ce43e06673f86bbec68157aae5e4ee8451e1d87ee5f70af1bb27
 2023-08-02 11:06:27 +00:00
drh
4178849736 When a query is inside an AS MATERIALIZED CTE, do not attempt the 
omit-ORDER-BY optimization.  If the developer specifies MATERIALIZED,
that means he wants the sort to actually happen.

FossilOrigin-Name: aa769ee7477171f26a091cadff98aa4f48da7752ade20b405a95c4525456f62e
 2023-08-02 00:09:15 +00:00
drh
cbaef88980 Avoid ASAN warnings when converting over-sized long double values into double. 
FossilOrigin-Name: e989a37ff9d5b52e0090d59be077ad2260c8df5d4c2c2d8088b1160de64dffd4
 2023-08-01 19:10:30 +00:00
drh
b9894f88b8 Remove redundant comparison operator. 
FossilOrigin-Name: 018984329892c243b21adb10aa8efc7f49313ecf80477e6b61dc6365f62c489d
 2023-08-01 01:07:45 +00:00
drh
d192b4441d Restore part of the UPDATE one-pass optimization that was removed by 
check-in [2c56b984a0bd3be5]: only disable one-pass if the WHERE clause
contains a subquery.  Allow subqueries in the SET expressions.
Fix for performance problem reported by
[forum:/forumpost/8ab195fd44e75ed0|forum  post 8ab195fd44e75ed0].

FossilOrigin-Name: 42916af9fc0f379a608a08db894400bd735a28e26ab1ffd604d1fddfbdb3ec0c
 2023-08-01 00:34:03 +00:00
drh
00d635dda4 Restrict the new column cache to table-btree, which is the common case anyhow. 
That way, writes to indexes do not need to clear the column cache.

FossilOrigin-Name: 659284ab0e22a4746c1337b3489e7b166d497fb7e5301e24dc115d2b0c4e097d
 2023-07-31 22:03:24 +00:00
drh
98ab970bac The original column-cache implementation from check-in [ab1edcc7fedcf279] 
(merged to trunk at [771fe35074b50b8d]) is unsound.  This check-in fixes
the issue.  Had to give back a little performance, the optimization is still
a overall win.

FossilOrigin-Name: ec95e970fb737adf0fab3cb4363040b036949e5eb966fc2d030a20f95e2bde60
 2023-07-31 20:02:11 +00:00
drh
1f097a2f29 Add bit to sqlite3_test_control(SQLITE_TESTCTRL_OPTIMIZATIONS) that will 
disable the one-pass optimizating in DELETE and UPDATE.

FossilOrigin-Name: 22f6dd5cd32ed9e7b932fdba98aa8652fde999df79f4995d3d8ac1acf430cf53
 2023-07-31 17:39:36 +00:00
drh
c8c6763782 Improved debug tracking of the Parse.nQueryLoop value. 
FossilOrigin-Name: 4a8a17498ecaccca5e5aab65d4596cbca9799547f50683237d08c1fa3556f1cf
 2023-07-31 17:20:12 +00:00
drh
b47e1c7866 Do not try to add MEM_Term to an MEM_Static string either. 
FossilOrigin-Name: 8920dcef1f75f578e3f274ab2b980a83d6ea6b761d99fc48410b26886170597b
 2023-07-29 22:58:47 +00:00
drh
e809d84618 Do not try to apply MEM_Term to a MEM_Ephem strings. 
FossilOrigin-Name: 2a378a66783ce4d749f7e1e7d08d8404a4aa78d47aeeefd6794b6753188438f6
 2023-07-29 21:22:26 +00:00
drh
fb546c0bf4 Simplification to the sqlite3_stmt_explain() implementation. 
FossilOrigin-Name: dd5eb4c7f71c658aff8c2f11ff163c5e79f0ebfd49fd13ca8e28381fe63cc82f
 2023-07-29 17:05:35 +00:00
drh
0c6b869263 Enhancements to the new sqlite3_stmt_explain() interface implementation and 
documentation.

FossilOrigin-Name: dc98ac6b6de27fc096a715e650067154a545709cf1eecd6c2722ab30a91c2d1d
 2023-07-29 15:31:48 +00:00
larrybr
104e225074 Fix doc error noted in [forum:/forumpost/11fc7308d5e607f2|the forum] and a misspelling. 
FossilOrigin-Name: 6b79cc7dd07d41da6034386b39c0dff32f80a977db42a9602330ffd15706ab9b
 2023-07-28 21:38:50 +00:00
drh
3e053c50b4 Do not allow the same JSON parse to be input to both arguments to the 
json_patch() routine.

FossilOrigin-Name: 8e781c6742792b3899ca60efc49c7eaee1df9f6b03d27c254b0e148b82946e19
 2023-07-28 20:59:25 +00:00
drh
9a897cb0de Merge the latest trunk enhancements into the wal-shm-exceptions branch. 
FossilOrigin-Name: c44fb4d06591ef4872f015aa9e81ce8b93a38bd9143cf20db38cbe5c77a0d71f
 2023-07-28 19:07:25 +00:00
drh
58b5921ca4 Add the sqlite3_stmt_explain() API. 
FossilOrigin-Name: 0443c0ef85f8f6f3efdee68bf59126c9459f08a58458756f8cbeeaf043d43a86
 2023-07-28 18:37:13 +00:00
drh
b1926192fa Mark an unreachable branch as ALWAYS(). 
FossilOrigin-Name: 8fd06d1151c521515d9f7181575a04e451b522335135a27248052b067d4005ae
 2023-07-28 11:30:07 +00:00
drh
93269a9e41 Remove some unnecessary and incorrect code that was mistakenly added in the 
previous check-in.

FossilOrigin-Name: d3f458dcc379dd7648262f52579ec55ba931852065ed278367a0629228d0ed45
 2023-07-28 00:54:38 +00:00
drh
caf7e26c4f Switch to using jsonParseCached() for json_patch(). 
FossilOrigin-Name: 2ed9c59e6a51037e63485d0a92dae25443116beddfca1ac73d2f5d5be38d4ad3
 2023-07-27 23:51:36 +00:00