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Author SHA1 Message Date
drh
8eac91fab7 Use strspn() to accelerate whitespace bypass in the JSON parser. 
FossilOrigin-Name: 843197df08352bdff4b87be91d160e574572aded0d0c66142fd960000c0b4701
 2023-12-05 12:52:13 +00:00
drh
590aaff992 Small performance gain by unwinding the string literal delimiter search 
loop in the JSON parser by one more level.

FossilOrigin-Name: 4c587feac153e8ebe526559ec3d254f545f81e8d1ed3126f91a5ff25ec4aa72e
 2023-12-05 12:22:05 +00:00
drh
78f7d2f4c1 Clean up the JSONB performance test script. 
FossilOrigin-Name: 905301075a7fc1010ee7e754867b1b698c9b8576d50e98125def32a5dfb7ee9d
 2023-12-05 12:20:58 +00:00
drh
fa43e21711 Use an assert() to fix a harmless static analyzer warning. 
FossilOrigin-Name: a249ca657e624028bc6b3d2c2bcedd7162d118addb7d62ce519920cecebf1860
 2023-12-05 01:44:15 +00:00
drh
ae2e972802 Fix OOM and corrupt JSONB handling in json_patch(). 
FossilOrigin-Name: 1910feb0b7d5cc2b810c3322f6cca281d8730182d30d162bd7bb56800979ea91
 2023-12-05 00:17:17 +00:00
drh
3cdb079476 Rename the internal routine jsonMergePatchBlob() to just jsonMergePatch(). 
FossilOrigin-Name: ebf667b616235bb64b83832008342ba5e7b10b2c170d7cebc431f040fef7ecfb
 2023-12-04 23:12:57 +00:00
dan
49bfbc1ef3 Add further tests for xInstToken(). 
FossilOrigin-Name: 8582707f16133f003a6687f68cbea03d4eb6c2a0e2e07746b7cace0c44e84fa4
 2023-12-04 19:48:08 +00:00
drh
f26e26afc5 Fixes to error handling in json_array_length(). 
FossilOrigin-Name: aa85df2d26b74c171c55bde19ef17c4f11f40b8af7181bbf7162f87cdea7e88b
 2023-12-04 19:32:17 +00:00
drh
0b8b1c309d Do not make the input JSONB editable in json_remove() if there are no PATH 
argument.

FossilOrigin-Name: 66594544f3ba9977475a3e3f74404eb2b2fb845053b28bd24c2b52c7df94e9d7
 2023-12-04 19:14:13 +00:00
drh
3fedb7e59e Fix errors in rendering JSON5 escape sequences embedded in JSONB. 
FossilOrigin-Name: f1a51ae3863557526a51c6e98e71fcdf4f1ed14a36212b3c90f7408f926345e4
 2023-12-04 18:53:10 +00:00
dan
54318b382a Fixes for xInstToken() with tokendata=0 tables. And with prefix queries. 
FossilOrigin-Name: 78fbb71598b1ca756acc078253880a1d0f7983a5a26b9efc683e6488122505a1
 2023-12-04 18:45:14 +00:00
dan
910c77b049 Fix memory leak in new code on this branch. 
FossilOrigin-Name: ebc160b9a05568df66f86e30804399ee29d34b44a60c57e062f98cb92826353f
 2023-12-04 17:58:56 +00:00
dan
3dfc063705 Fix a problem with the xInstCount() API and "ORDER BY rank" queries. 
FossilOrigin-Name: 317a50563d9e8586fda136e513727241b414e7267d50a06571c8ebd0eae710bc
 2023-12-04 17:45:33 +00:00
drh
9c794b9bff Continuing simplifications and code cleanup. 
FossilOrigin-Name: ddf92b5059a9106753fd18b82ba8daa269a62af947561c460790107b83416f0b
 2023-12-04 17:40:28 +00:00
dan
9d373ca1c5 Fix bug in xInstToken() causing the wrong token to be returned. 
FossilOrigin-Name: da78d07e77cbc783fbc725758911c230fd6a1c1885d9576125de955dcc2bd37f
 2023-12-04 17:05:37 +00:00
drh
99c41692f1 Remove reachable ALWAYS and NEVER macros. 
FossilOrigin-Name: f601de3eeabd85993c1f5ee96b62de6fdabbeae2fe8950e00d08feb48d42c498
 2023-12-04 16:01:39 +00:00
drh
732fb64ad3 Two new NEVER macros. 
FossilOrigin-Name: 52632c92cb06faf0e804654b3490fd6c199521107bd30c8fcbc3a2a5a488098f
 2023-12-04 15:22:42 +00:00
dan
43b4864a98 Add tests for using tokendata=1 and contentless_delete=1 together. 
FossilOrigin-Name: a2506b8c9718054912270055638204753c4156bbc115e55194e6df9d7e76cb10
 2023-12-04 15:08:21 +00:00
drh
dc138cb186 Repair issues and inefficiencies found during testing. 
FossilOrigin-Name: ae973cb1515f9d76409c92a2ca2ffd6b71f32b0b490a4886770e7c1b90f12611
 2023-12-04 13:12:45 +00:00
drh
2ff73a5f3e Better pre-scan size estimations for objects in the JSON parser resulting 
in fewer reallocations and memmove operations.

FossilOrigin-Name: 526b27f90897f5e35dfff7257daf6c4ce4798d649b09b8aecfb02df0449e3c51
 2023-12-04 01:14:23 +00:00
drh
b7fd951be4 Back off on the use of strlen() for situations where sqlite3_value_bytes() 
will work as well, for performance.

FossilOrigin-Name: 79fb54fbb8b9c30f47cdbd437d24a21542716241e822749e5e28c9fbc449bfa8
 2023-12-04 00:31:58 +00:00
drh
9af45dc482 Remove dead code. Improved reporting of errors in JSON inputs. 
FossilOrigin-Name: 2eaa738e6b5c1b67b3e57c868d9c3a30eea38a0b3b8b02482f06d57a45b10921
 2023-12-03 23:38:24 +00:00
drh
16e8a5b2f3 Avoid problems when the path argument to json_tree() contains embedded U+0000 
characters.

FossilOrigin-Name: 9f055091af01a5dddba1a7e9868ad030c8f206237e1569215cb161e53e54aa71
 2023-12-03 23:30:59 +00:00
drh
a3bf077b60 Ensure that OOM conditions in the generation of the "bad JSON path" error 
message result in an SQLITE_NOMEM error.

FossilOrigin-Name: aa0e02b5c26a2ef3d6216a0ed8bc01382be43173485f898cb63f2a8c559f2e74
 2023-12-03 20:11:35 +00:00
drh
0a18a5807a Enable incorrect JSONB to be rendered into text without hitting an 
assertion for a bad whitespace escape in a string.

FossilOrigin-Name: 4d6a9a217df6792b41766b774fb0c0553b45f9104c26a0955bf4a30862d7d7bf
 2023-12-03 19:59:45 +00:00
drh
78fa0186b8 Do not let bad hexadecimal digits in malformed JSONB cause an assertion fault. 
FossilOrigin-Name: 8dec1ba1e5076ff596756e00c1e2ada0245f168a503dd1cadadf848331acfac3
 2023-12-03 11:54:39 +00:00
drh
eb18ae3089 Minor code changes for consistency and to simplify testing. 
FossilOrigin-Name: df272bd837910ad9e03e222716a1201a601399664365f1dcf73d5932372518ed
 2023-12-03 00:51:30 +00:00
drh
c78c3c91ae Implement strict JSONB checking in the json_valid() function. 
FossilOrigin-Name: 0f26d38880fcbc207abcc94dbc170a7428bab1b4f0b7731aaf5bee0224000994
 2023-12-02 21:39:34 +00:00
drh
8f8d481485 Fix harmless compiler warnings reported by MSVC. 
FossilOrigin-Name: 419652c0c82980bd043584dcd2976f91dfff7b926b216d597698299850b855c0
 2023-12-02 20:37:45 +00:00
dan
c22d2b7b7f Fix various compiler warnings and other problems with the new code on this branch. 
FossilOrigin-Name: 3a623cfa173b4035c759cb84985d11d8727053beb383648503987d6ab15c0ef0
 2023-12-02 20:35:04 +00:00
drh
c1e85742da Code and comment cleanup. Everything should work the same. 
FossilOrigin-Name: c640754df0d3ffdad994745f0d0e10c8f19f424b87f6a6e6e269491a0350b950
 2023-12-02 20:25:36 +00:00
drh
53c2160db0 Fix harmless compiler warnings. Refactor some identifier names for 
clearer presentation.

FossilOrigin-Name: 7e3941502789c5afaf19b08112f464abf5e3cba7f92fc9290af2a0f96127ad9a
 2023-12-02 18:17:38 +00:00
dan
94c521295a When tokendata=1 queries require multiple segment-cursors, allow those cursors to share a single array of in-memory tombstone pages. 
FossilOrigin-Name: e0175d07e4094db5ea4b0378a5ff480dafb6ba9da86a113fa767c4c89c3c866f
 2023-12-02 18:14:07 +00:00
drh
a11aaff05a Take extra care to ensure that JSONB values that are in cache are actually 
owned by the JSON subsystem, and that ownership of such values is not handed
back to the bytecode engine.

FossilOrigin-Name: 1304534001e9ef66c6b12752b69d790bfa3427cc803f87cc48ca22ae12df0fdf
 2023-12-02 18:04:27 +00:00
dan
c44041e03b Ensure that tokendata=1 queries avoid loading large doclists for queries like "common AND uncommon", just as tokendata=0 queries do. 
FossilOrigin-Name: 7bda09ab404a110d57449e149a3281fca8dc4cacf7bd9832ea2a1356ad20fe8e
 2023-12-02 17:32:16 +00:00
drh
05db513435 Protect a memcpy() against OOM conditions. 
FossilOrigin-Name: 26144d1c25ae0435db568009ba05e485d23d146f2b1f29f3a426c87860316aed
 2023-12-02 16:11:22 +00:00
drh
2c26bde4ff Do not allow a JsonParse object to be considered "editable" after an OOM. 
FossilOrigin-Name: c6bacf57bd6fe0fee00c9d41163a270b60997c20659949971bbf5c6c62622bfe
 2023-12-02 15:59:48 +00:00
drh
4cd397c0d9 Fix potential unsigned integer underflow in jsonAppendString(). 
FossilOrigin-Name: d2fba2cbdc3870d34228c1a9446eced884325acc183900d7dd0b96132570fb4a
 2023-12-02 15:06:43 +00:00
drh
82136d90f8 Minor fix to the header comment on jsonXlateTextToBlob(). 
FossilOrigin-Name: c3677ba410208c07b711f5f526eb5cf039a8eee49f632c7ae04fa55cdfbb9058
 2023-12-02 14:55:46 +00:00
drh
f0b8b16317 Performance optimization in jsonAppendString(). 
FossilOrigin-Name: fdf00e96239c73fb67e2acecc5b95f55a1fc51c3deed4512613c0d6070ce5805
 2023-12-02 14:16:47 +00:00
drh
679c90850c Simplification and optimization of the JSON parser. 
FossilOrigin-Name: f5ec9485119a2a6cb33eb864c7ca9b41d4a2ed08ab6ad9a6b0dd9358ab253576
 2023-12-02 13:36:52 +00:00
drh
768b6e32f6 Remove a NEVER that can be true if a virtual table column is declared to have 
a DEFAULT.  See
[forum:/forumpost/3d4de8917627d058|forum post 3d4de8917627d058].

FossilOrigin-Name: 8abc2ccaf8106f20243568cd7fa74174386eb85d7ea381201e97e2fd527033e0
 2023-12-02 12:23:34 +00:00
drh
6df61985d4 Unroll a loop in the parser for a performance increase. 
FossilOrigin-Name: a6dc29e4d5e13949e0fcd9d5dde575c2670eb10a230ab9df3806fc8c3016c540
 2023-12-02 01:38:53 +00:00
drh
5ec9c916ad Fix harmless compiler warnings and enhance performance the parser. 
FossilOrigin-Name: 285633da6d188547e52f07779e209c9e5f3dc33ce0668e14858f3337889ef4b8
 2023-12-02 01:06:33 +00:00
drh
3af20cf3a0 Performance optimization in the JSON parser. 
FossilOrigin-Name: 68d191f40e708962ec88e0c245b4496bc4a671300484b1cc0f3fc7e6d199a6e6
 2023-12-01 22:01:26 +00:00
dan
f4c2962558 Remove old code for tokendata=1 queries. 
FossilOrigin-Name: b0a489e8e1bf0290c2117ab32d78b1cc7d67bcb226b55ec044c8367ebde3815b
 2023-12-01 20:37:11 +00:00
dan
ebd173a79f Merge latest trunk with this branch. 
FossilOrigin-Name: 8258967411d3ff212424b25fec79ded0d8ae83e773cd35a0bbf300c94923f25b
 2023-12-01 20:10:20 +00:00
dan
b5effc0605 Different approach to querying a tokendata=1 table. Saves cpu and memory. 
FossilOrigin-Name: c523f40895866e6fc979a26483dbea8206126b4bbdf4b73b77263c09e13c855e
 2023-12-01 20:09:59 +00:00
drh
03075fa868 JSON cache is now more effective. 
FossilOrigin-Name: 443a3f3a8e64d81cad8300a30e2cc57c4e39f69b5669ac8b550c590ae9f1134a
 2023-12-01 18:49:02 +00:00
drh
063d0d4c3a Fix up the JSON cache to work better. 
FossilOrigin-Name: 1fdbc39521f63aedc6f08ecaafa54ea467b8c6316a692a18ad01eecbf22a0977
 2023-12-01 18:46:14 +00:00