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100 check-ins occurring around 1b256d97b5.

2021-04-28
15:43
Adjust a VDBE coverage macros due to the enhancement at [506333742103c1f4]. (check-in: daed59b4 user: drh tags: trunk)
2021-04-27
17:36
Create new branch named "testing_help" (Leaf check-in: a97a5022 user: larrybr tags: testing_help)
17:18
Further improvements to the handling of RETURNING clauses on changes to TEMP tables with triggers. dbsqlfuzz 683913e98f54fe4f14e8dd11a48011f73bdca58d (check-in: ff3538ae user: drh tags: trunk)
13:04
RETURNING bug fix: Correctly deal with RETURNING statements on changes to TEMP tables that also have triggers. dbsqlfuzz 78b9400770ef8cc7d9427dfba26f4fcf46ea7dc2 (check-in: d0b15ecc user: drh tags: trunk)
11:28
Fix a segfault that could occur when querying a corrupt data structures with an fts5token table. (check-in: cbedfa05 user: dan tags: trunk)
04:47
merge latest trunk (Leaf check-in: 3ff22824 user: larrybr tags: compile_options)
00:05
Better error messages on showdb. (check-in: 7e18e114 user: drh tags: trunk)
2021-04-26
23:57
Improved robustness of the "showdb" debugging program when it is parsing corrupt database files. (check-in: 3eabac2e user: drh tags: trunk)
22:30
New dbsqlfuzz cases added to test/fuzzdata8.db. (check-in: 88d20500 user: drh tags: trunk)
21:23
Fix the UNION ALL flattener optimization so that it works better with recursive CTEs. dbsqlfuzz 88ed5c66789fced139d148aed823cba7c0926dd7 (check-in: f80d7bb2 user: drh tags: trunk)
21:00
Add ALWAYS() to branches that are no longer reachable due to recent enhancements. (check-in: 63c50fbd user: drh tags: trunk)
20:18
refix altertab.test (check-in: db032156 user: larrybr tags: trunk)
15:32
Fix a problem that could cause a crash in sqlite3BtreeDelete() when operating on a corrupt database file. (check-in: 6c633466 user: dan tags: trunk)
15:28
More aggressive detection of OOM errors in resolveAlias(). dbsqlfuzz 7f96832c2ef7ee472022ed805b064e55e41094b2 (check-in: e99faf4f user: drh tags: trunk)
14:32
When doing the optimization that attempts to avoid sorting on a GROUP BY, do not assume that the values in an index on an expression are non-NULL. Bug discovered by Wang Ke's fuzzer and reported at forum post 74330094d8. (check-in: 7178dc3a user: drh tags: trunk)
14:09
Do not initialize eponymous virtual tables when parsing the schema. This can happen if the db is corrupt. (check-in: cb8c41aa user: dan tags: trunk)
2021-04-25
23:13
Skip test when no JSON. (check-in: 6fcb2438 user: larrybr tags: trunk)
2021-04-24
23:40
Make window range queries more robust against corrupt database files. dbsqlfuzz f22df3a7b2aab0937a415484514fc2f68a293c99. (check-in: 50633374 user: drh tags: trunk)
12:24
Treat byte-order marks (BOMs) at the start of a token as whitespace. This enhancement is inspired by forum post ed8f696a20. (check-in: 3d55c21c user: drh tags: trunk)
12:20
Fix testcase altertab-25.1 due to check-in [c7909e8e0d0577c6] disallowing ALTER TABLE on eponymous virtual tables. (check-in: 32255e39 user: drh tags: trunk)
2021-04-23
13:57
Fix harmless compiler warnings in fuzzcheck. (check-in: e7b4ffec user: drh tags: trunk)
12:58
Enhance the --load-dbsql and related options of fuzzcheck so that if the argument is a single - then filenames are read from standard input. (check-in: e1548802 user: drh tags: trunk)
12:16
Give a better final output line for the --spinner option on fuzzcheck. (check-in: 93729614 user: drh tags: trunk)
11:50
New dbsqlfuzz cases added to test/fuzzdata8.db. (check-in: 8da88508 user: drh tags: trunk)
11:37
Fix an assert() in fts5_index.c that may fail if the database records are corrupt. (check-in: dfadb96e user: dan tags: trunk)
00:59
Improved OOM detection in sqlite3ExprCheckIN(). dbsqlfuzz 46ae2d8f473ac672f3042cc14ab67aeab9ffa6c2 (check-in: fac12115 user: drh tags: trunk)
2021-04-22
20:01
Change a memcpy() into a memmove() to prevent a warning about overlapping regions passed to memcpy() in case of some obscure and unlikely database corruption. (check-in: bab132cb user: drh tags: trunk)
19:34
Fix harmless compiler warnings of unused function parameters in FTS5. (check-in: 14273915 user: drh tags: trunk)
18:52
Further tweaks for comments in sqlite3session.h. (check-in: 553ada28 user: dan tags: trunk)
18:39
Change to comments in sqlite3session.h. No changes to code. (check-in: 353ebb71 user: dan tags: trunk)
18:02
Raise an error on an attempt to rename an eponymous virtual table. (check-in: c7909e8e user: drh tags: trunk)
17:55
Add the experimental sqlite3session_changeset_size() API. (check-in: 3de544d4 user: dan tags: trunk)
17:40
Add the sqlite3session_object_config() API. Current used to enable/disable collecting data for sqlite3session_changeset_size(). (Closed-Leaf check-in: 4d5fd215 user: dan tags: session-changeset-size)
16:54
Improved handling of errors in ALTER TABLE RENAME. dbsqlfuzz 3e3e2e076e53d02288f80af41a11143a6ddf8c88 (check-in: 9c7a449f user: drh tags: trunk)
14:43
Fix the date/time translation logic in the zipfile extension so that it works with boundary cases. See forum post d82289d69f for the trouble report. (check-in: c8de5f06 user: drh tags: trunk)
13:59
Ensure that the typedefs for specific-length integers in zipfile.c are correct. (check-in: f1f2a490 user: drh tags: trunk)
12:38
In the whereLoopXfer() routine, ensure that the destination is fully initialized even if an OOM error occurs. (check-in: c4258708 user: drh tags: trunk)
2021-04-21
23:13
The new OP_Null opcode from check-in [8b54102a00852b72] was not coded correctly. This check-in attempts to fix that. (check-in: 02af30aa user: drh tags: trunk)
20:52
Add the experimental sqlite3session_changeset_size() API. (check-in: b5564a6f user: dan tags: session-changeset-size)
12:03
Add recent dbsqlfuzz test cases to test/fuzzdata8.db. (check-in: 6fe50dcc user: drh tags: trunk)
11:58
Initialize the key registers in the skip-scan optimization to NULL, in case the query is run on a corrupt database that causes the initialization of the key to be bypassed. dbsqlfuzz 62fdf2bece00d24cac8a4edf2cf562e6eeac779d (check-in: 8b54102a user: drh tags: trunk)
11:32
Fix a problem allowing SQL variables to be used expressions within the second and subsequent ON CONFLICT clauses of an UPSERT within a trigger. (check-in: 2a28910a user: dan tags: trunk)
2021-04-20
22:48
Remove a testcase() that is no longer relevant due to the previous check-in. (check-in: ca70c8ac user: drh tags: trunk)
20:48
More aggressive detection of database corruption in the rebuildPage() routine. (check-in: a18c6506 user: drh tags: trunk)
13:31
Update an assert() in btree.c that may fail with a corrupt database. (check-in: d74bf88c user: dan tags: trunk)
12:14
In the sqlite3SelectDup() routine, do not do an incomplete duplication due to OOM. This in turn requires several new NEVER() and ALWAYS() macros for unreachable branches. (check-in: a61c0e6b user: drh tags: trunk)
00:09
Add two ALWAYS() macros for branches no longer reachable due to the previous check-in. Later: Dbsqlfuzz quickly found ways to make both of these ALWAYS() conditionals false. (Closed-Leaf check-in: 8f339f43 user: drh tags: mistake)
2021-04-19
20:36
Improvement to check-in [d564d8882ef18b55] to detect the OOM fault even if it occurs deep down inside the duplicated expression. (check-in: 3e863cd0 user: drh tags: trunk)
19:59
An improvement to check-in [1a341378ab24a509] that omits the new Walker.bWalkWinDefn boolean (which is not always initialized) and uses a special value for xSelectCallback2 instead. (check-in: bef2238d user: drh tags: trunk)
19:07
Merge in the 3.35.5 patches. (check-in: 35d1c9a5 user: drh tags: reuse-schema-3.35)
18:32
Version 3.35.5 (check-in: 1b256d97 user: drh tags: release, branch-3.35, version-3.35.5)
18:03
Ensure that a WITHOUT ROWID table does not have the .iPKey field set, even if an OOM error occurs while parsing a schema in PRAGMA writable_schema=ON mode. Add extra assert() statements to triple-check that this never happens. dbsqlfuzz 803bb1f63d6f3bd6c14db568494d6e96be8f1ec9. (check-in: 41228350 user: drh tags: trunk)
16:45
Remove fts5 test functions fts5_expr(), fts5_expr_tcl(), fts5_isalnum() and fts5_fold() from release builds. (check-in: c68a6c6c user: dan tags: trunk)
15:05
In the query flattener, avoid invalidating an expression if an OOM occurs. This prevents problems in higher-level routines that might not check for the OOM after processing a subquery. dbsqlfuzz fb70fa8602421f87673e0670b0712ff2b5240ea0 (check-in: d564d888 user: drh tags: trunk)
12:05
Update the version number to 3.35.5. (check-in: d917b70a user: drh tags: branch-3.35)
2021-04-18
15:45
Create new branch named "auth-vac" (Leaf check-in: 5a7410ac user: larrybr tags: auth-vac)
06:03
Ensure that all records are updated by setting the OPFLAG_SAVEPOSITION flag when updating records as part of ALTER TABLE DROP COLUMN. Fix for [c88f3036a2]. (check-in: 11c368f2 user: dan tags: branch-3.35)
05:52
Modify the drop column code to handle WITHOUT ROWID tables for which a single column appears more than once in the primary key. (check-in: cfa8912a user: dan tags: branch-3.35)
05:30
Ensure that all records are updated by setting the OPFLAG_SAVEPOSITION flag when updating records as part of ALTER TABLE DROP COLUMN. Fix for [c88f3036a2]. (check-in: 354a4db5 user: dan tags: trunk)
2021-04-17
20:13
Remove a couple of NEVER() macros from the code for walking window lists. (check-in: 4ec9ef4b user: dan tags: trunk)
20:13
Merge trunk bug/test fixes (check-in: 830b0b1c user: larrybr tags: compile_options)
20:04
Bring in permutations mod. (check-in: 7a1316f3 user: larrybr tags: trunk)
19:59
Do not run external_reader.test as part of permutation "journaltest", as it requires wal mode. (check-in: 9f5f16cf user: dan tags: trunk)
18:43
Allow more time for perf tests when instrumented. Condition another on feature it needs. (check-in: f0dd9cf2 user: larrybr tags: trunk)
18:39
Add new dbsqlfuzz cases to test/fuzzdata8.db. (check-in: d18793e5 user: drh tags: trunk)
14:42
Fix cases where code in expr.c was failing to handle OOM failures that occurred while processing sub-select expressions. (check-in: 62efe2ee user: dan tags: trunk)
13:46
Ensure that variables are not used in the WINDOW clause of a query inside of a trigger. dbsqlfuzz d9cf66100064952b66951845dfab41de1c124611 (check-in: 1a341378 user: drh tags: trunk)
2021-04-16
23:53
Merge from trunk. (check-in: 43894f0b user: larrybr tags: compile_options)
23:43
Add geopoly to $::sqlite_options() and use it to pass more tests. (check-in: 23da5016 user: larrybr tags: trunk)
22:53
Performance optimizations in the code generator, especially in name resolution. (check-in: ab83a998 user: drh tags: trunk)
21:29
Make a test conditioned on feature used. (check-in: 31afda7a user: larrybr tags: trunk)
19:25
Add new dbsqlfuzz-generated cases to test/fuzzdata8.db. (check-in: 1ac0a056 user: drh tags: trunk)
17:09
Fix another undefined behaviour in fts3 that could follow an OOM error. (check-in: fac3ff85 user: dan tags: trunk)
16:55
Avoid signed integer overflow when finding snippets in fts3 by using 64-bit integer offsets. (check-in: 4cc09a87 user: dan tags: trunk)
15:44
Merge from trunk. (check-in: d762784a user: larrybr tags: compile_options)
12:33
Remove an ALWAYS() from a branch in sqlite3ExprAddCollateToken() which can be false following an OOM. dbsqlfuzz 9e8516bf1e786c84e520ae43141b75b7399f8618. (check-in: 6af4e6d0 user: drh tags: trunk)
12:13
Fix an assert() in whereLoopAddOr() that can be wrong if an OOM occurs in an OR constraint on a virtual table if one of the terms of the OR is an IN operator. dbsqlfuzz 5ee7350b40014f5a878c5d6e76913a2d619f5146 (check-in: 5cb40e53 user: drh tags: trunk)
11:25
Fix an assert() in fts3 that might fail when handing corrupt records. (check-in: d0e2d674 user: dan tags: trunk)
11:05
Fix the comment on the implementation of the pi() SQL function. No changes to code. (check-in: 5620bd46 user: drh tags: trunk)
10:25
Dial back assumptions on compile option defaults to reflect actual conditionals. (check-in: cb312772 user: larrybr tags: compile_options)
01:03
Do not invoke sqlite3ExprAffinity() if there is a possibility that the Expr is incomplete due to a prior OOM. dbsqlfuzz b8a824706914488bd236da51118eb9174ceb870f (check-in: e8a1515b user: drh tags: trunk)
2021-04-15
23:43
Merge from (forked) trunk. Handle compile options that differ from default by being 0. (check-in: 6eb83f83 user: larrybr tags: compile_options)
19:09
Fix a bad interaction between constant propagation and transitive term handling causing patterns like "WHERE unlikely(t1.x=t1.y) AND t1.y=?" to return non-matching rows. See forum post c38462ab5e. (check-in: 2363a14c user: dan tags: trunk)
13:26
Add extra test case for OOM handling in where.c. (check-in: 7163de3d user: dan tags: trunk)
12:56
Make sure the WhereInfo.pExprMods list is properly cleared when existing sqlite3WhereBegin() early due to an OOM fault. dbsqlfuzz 1247a51318047aba42e7f6991dfa62577cb7a151. (check-in: 0e19af72 user: drh tags: trunk)
00:26
Bring pragma compile_options up to date. And make mkctimec.tcl help do so. (check-in: 63ea3e29 user: larrybr tags: compile_options)
2021-04-14
15:25
Prevent an assert() from failing if sqlite3_blob_reopen() is called on a blob-handle that has already hit an SQLITE_CORRUPT error. (check-in: b5dc7aba user: dan tags: trunk)
12:11
Fix a potential crash when using json_group_array() as a window function. (check-in: 3c266690 user: dan tags: trunk)
11:20
Fix an assert() in the code generator for expressions so that it is valid even after an OOM. (check-in: 427e83eb user: drh tags: trunk)
2021-04-13
18:39
Fix a problem with handling expressions like "(col IS NULL AND <expr1>) OR col == NULL" in WHERE clauses. Reported at https://sqlite.org/forum/forumpost/1c4f2fdcc4. (check-in: e8c7bd34 user: drh tags: branch-3.35)
17:45
Fix an undefined signed integer overflow in fts5. (check-in: e6f0adb0 user: dan tags: trunk)
13:48
Do not leave a WITHOUT ROWID table without a primary key index structure due to an OOM error. This prevents downstream troubles in the case of PRAGMA writable_schema=ON. dbsqlfuzz 69fb32cc82d59b4d790881566e3f6c727e616122 (check-in: 608b6644 user: drh tags: trunk)
13:20
The SQLITE_NoSchemaError flag should not apply to OOM errors while parsing the schema. (check-in: 9cc484ad user: drh tags: trunk)
13:01
Earlier detection empty_result_callbacks in sqlite3InitCallbac() to avoid problems with corrupt schemas an writable_schema=ON. dbsqlfuzz ca4ca43bdb22eab9859de4979aec615af851e111. (check-in: fb305fe0 user: drh tags: trunk)
12:28
In the rtreedepth() function, detect OOM when converting a zeroblob() on input. dbsqlfuzz ed23eda7cc3a8a054f85ea19d55c59ba2ca72744. (check-in: 69f843c8 user: drh tags: trunk)
01:12
Fix an error in the inversion function for json_group_array(). dbsqlfuzz 68a4b0f668b7bc27235e3f1c5cff8a2d94cfa17e. (check-in: e718a62e user: drh tags: trunk)
2021-04-12
23:18
Fix a faulty assert() inside sqlite3ExprDup(). (check-in: 59812e7e user: drh tags: trunk)
22:39
Fix an assert() in OP_ParseSchema so that it works even after an OOM. (check-in: 79b88353 user: drh tags: trunk)
18:32
Avoid taking the address of a NULL pointer following an OOM in FTS5. Doing so is harmless in actual practice, but it technically UB so we want to avoid it. (check-in: 1cfcd9dc user: drh tags: trunk)
17:34
Add an assert() to show that the SF_Resolved flag does not get set if errors are being suppressed. (check-in: f455c5b0 user: drh tags: trunk)