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git.ipfire.org Git - thirdparty/sqlite.git/log
drh [Tue, 27 Apr 2021 13:04:18 +0000 (13:04 +0000)]
RETURNING bug fix: Correctly deal with RETURNING statements on changes to
TEMP tables that also have triggers.
dbsqlfuzz
78b9400770ef8cc7d9427dfba26f4fcf46ea7dc2
FossilOrigin-Name:
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dan [Tue, 27 Apr 2021 11:28:57 +0000 (11:28 +0000)]
Fix a segfault that could occur when querying a corrupt data structures with an fts5token table.
FossilOrigin-Name:
cbedfa05501f3eb9750fb21e2ab8516f8f14c479c847f454e52572af278aab71
drh [Tue, 27 Apr 2021 00:05:03 +0000 (00:05 +0000)]
drh [Mon, 26 Apr 2021 23:57:02 +0000 (23:57 +0000)]
Improved robustness of the "showdb" debugging program when it is parsing
corrupt database files.
FossilOrigin-Name:
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drh [Mon, 26 Apr 2021 22:30:49 +0000 (22:30 +0000)]
New dbsqlfuzz cases added to test/fuzzdata8.db.
FossilOrigin-Name:
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drh [Mon, 26 Apr 2021 21:23:01 +0000 (21:23 +0000)]
Fix the [/info/
df1d6482f9e92daf |UNION ALL flattener optimization] so that it
works better with recursive CTEs.
dbsqlfuzz
88ed5c66789fced139d148aed823cba7c0926dd7
FossilOrigin-Name:
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drh [Mon, 26 Apr 2021 21:00:51 +0000 (21:00 +0000)]
Add ALWAYS() to branches that are no longer reachable due to recent
enhancements.
FossilOrigin-Name:
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larrybr [Mon, 26 Apr 2021 20:18:08 +0000 (20:18 +0000)]
dan [Mon, 26 Apr 2021 15:32:36 +0000 (15:32 +0000)]
Fix a problem that could cause a crash in sqlite3BtreeDelete() when operating on a corrupt database file.
FossilOrigin-Name:
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drh [Mon, 26 Apr 2021 15:28:06 +0000 (15:28 +0000)]
drh [Mon, 26 Apr 2021 14:32:48 +0000 (14:32 +0000)]
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:/forumpost/
74330094d8 |forum post
74330094d8 ].
FossilOrigin-Name:
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dan [Mon, 26 Apr 2021 14:09:48 +0000 (14:09 +0000)]
Do not initialize eponymous virtual tables when parsing the schema. This can happen if the db is corrupt.
FossilOrigin-Name:
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larrybr [Sun, 25 Apr 2021 23:13:04 +0000 (23:13 +0000)]
drh [Sat, 24 Apr 2021 23:40:05 +0000 (23:40 +0000)]
drh [Sat, 24 Apr 2021 12:24:08 +0000 (12:24 +0000)]
Treat byte-order marks (BOMs) at the start of a token as whitespace.
This enhancement is inspired by
[forum:/forumpost/
ed8f696a20 |forum post
ed8f696a20 ].
FossilOrigin-Name:
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drh [Sat, 24 Apr 2021 12:20:10 +0000 (12:20 +0000)]
Fix testcase altertab-25.1 due to check-in [
c7909e8e0d0577c6 ] disallowing
ALTER TABLE on eponymous virtual tables.
FossilOrigin-Name:
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drh [Fri, 23 Apr 2021 13:57:53 +0000 (13:57 +0000)]
Fix harmless compiler warnings in fuzzcheck.
FossilOrigin-Name:
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drh [Fri, 23 Apr 2021 12:58:16 +0000 (12:58 +0000)]
Enhance the --load-dbsql and related options of fuzzcheck so that if the
argument is a single - then filenames are read from standard input.
FossilOrigin-Name:
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drh [Fri, 23 Apr 2021 12:16:16 +0000 (12:16 +0000)]
Give a better final output line for the --spinner option on fuzzcheck.
FossilOrigin-Name:
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drh [Fri, 23 Apr 2021 11:50:23 +0000 (11:50 +0000)]
New dbsqlfuzz cases added to test/fuzzdata8.db.
FossilOrigin-Name:
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dan [Fri, 23 Apr 2021 11:37:01 +0000 (11:37 +0000)]
Fix an assert() in fts5_index.c that may fail if the database records are corrupt.
FossilOrigin-Name:
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drh [Fri, 23 Apr 2021 00:59:38 +0000 (00:59 +0000)]
drh [Thu, 22 Apr 2021 20:01:02 +0000 (20:01 +0000)]
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.
FossilOrigin-Name:
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drh [Thu, 22 Apr 2021 19:34:31 +0000 (19:34 +0000)]
Fix harmless compiler warnings of unused function parameters in FTS5.
FossilOrigin-Name:
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dan [Thu, 22 Apr 2021 18:52:36 +0000 (18:52 +0000)]
Further tweaks for comments in sqlite3session.h.
FossilOrigin-Name:
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dan [Thu, 22 Apr 2021 18:39:02 +0000 (18:39 +0000)]
Change to comments in sqlite3session.h. No changes to code.
FossilOrigin-Name:
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drh [Thu, 22 Apr 2021 18:02:48 +0000 (18:02 +0000)]
Raise an error on an attempt to rename an eponymous virtual table.
FossilOrigin-Name:
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dan [Thu, 22 Apr 2021 17:55:42 +0000 (17:55 +0000)]
Add the experimental sqlite3session_changeset_size() API.
FossilOrigin-Name:
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dan [Thu, 22 Apr 2021 17:40:28 +0000 (17:40 +0000)]
Add the sqlite3session_object_config() API. Current used to enable/disable collecting data for sqlite3session_changeset_size().
FossilOrigin-Name:
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drh [Thu, 22 Apr 2021 16:54:34 +0000 (16:54 +0000)]
drh [Thu, 22 Apr 2021 14:43:16 +0000 (14:43 +0000)]
Fix the date/time translation logic in the zipfile extension so that it
works with boundary cases. See
[forum:/forumpost/
d82289d69f |forum post
d82289d69f ] for the trouble report.
FossilOrigin-Name:
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drh [Thu, 22 Apr 2021 13:59:54 +0000 (13:59 +0000)]
Ensure that the typedefs for specific-length integers in zipfile.c are
correct.
FossilOrigin-Name:
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drh [Thu, 22 Apr 2021 12:38:30 +0000 (12:38 +0000)]
In the whereLoopXfer() routine, ensure that the destination is fully
initialized even if an OOM error occurs.
FossilOrigin-Name:
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drh [Wed, 21 Apr 2021 23:13:26 +0000 (23:13 +0000)]
The new OP_Null opcode from check-in [
8b54102a00852b72 ] was not coded
correctly. This check-in attempts to fix that.
FossilOrigin-Name:
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dan [Wed, 21 Apr 2021 20:52:17 +0000 (20:52 +0000)]
Add the experimental sqlite3session_changeset_size() API.
FossilOrigin-Name:
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drh [Wed, 21 Apr 2021 12:03:36 +0000 (12:03 +0000)]
Add recent dbsqlfuzz test cases to test/fuzzdata8.db.
FossilOrigin-Name:
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drh [Wed, 21 Apr 2021 11:58:45 +0000 (11:58 +0000)]
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
FossilOrigin-Name:
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dan [Wed, 21 Apr 2021 11:32:22 +0000 (11:32 +0000)]
Fix a problem allowing SQL variables to be used expressions within the second and subsequent ON CONFLICT clauses of an UPSERT within a trigger.
FossilOrigin-Name:
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drh [Tue, 20 Apr 2021 22:48:25 +0000 (22:48 +0000)]
Remove a testcase() that is no longer relevant due to the previous check-in.
FossilOrigin-Name:
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drh [Tue, 20 Apr 2021 20:48:15 +0000 (20:48 +0000)]
More aggressive detection of database corruption in the rebuildPage() routine.
FossilOrigin-Name:
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dan [Tue, 20 Apr 2021 13:31:51 +0000 (13:31 +0000)]
Update an assert() in btree.c that may fail with a corrupt database.
FossilOrigin-Name:
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drh [Tue, 20 Apr 2021 12:14:12 +0000 (12:14 +0000)]
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.
FossilOrigin-Name:
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drh [Mon, 19 Apr 2021 20:36:13 +0000 (20:36 +0000)]
Improvement to check-in [
d564d8882ef18b55 ] to detect the OOM fault even
if it occurs deep down inside the duplicated expression.
FossilOrigin-Name:
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drh [Mon, 19 Apr 2021 19:59:16 +0000 (19:59 +0000)]
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.
FossilOrigin-Name:
bef2238de9550de84d4cd1c970a542b43db288d73d09a3c3ced7f98bb3188fd3
drh [Mon, 19 Apr 2021 18:03:52 +0000 (18:03 +0000)]
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 .
FossilOrigin-Name:
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dan [Mon, 19 Apr 2021 16:45:09 +0000 (16:45 +0000)]
Remove fts5 test functions fts5_expr(), fts5_expr_tcl(), fts5_isalnum() and fts5_fold() from release builds.
FossilOrigin-Name:
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drh [Mon, 19 Apr 2021 15:05:27 +0000 (15:05 +0000)]
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
FossilOrigin-Name:
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dan [Sun, 18 Apr 2021 05:30:39 +0000 (05:30 +0000)]
Ensure that all records are updated by setting the OPFLAG_SAVEPOSITION flag when updating records as part of ALTER TABLE DROP COLUMN.
FossilOrigin-Name:
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dan [Sat, 17 Apr 2021 20:13:53 +0000 (20:13 +0000)]
Remove a couple of NEVER() macros from the code for walking window lists.
FossilOrigin-Name:
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larrybr [Sat, 17 Apr 2021 20:04:40 +0000 (20:04 +0000)]
dan [Sat, 17 Apr 2021 19:59:14 +0000 (19:59 +0000)]
Do not run external_reader.test as part of permutation "journaltest", as it requires wal mode.
FossilOrigin-Name:
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larrybr [Sat, 17 Apr 2021 18:43:29 +0000 (18:43 +0000)]
Allow more time for perf tests when instrumented. Condition another on feature it needs.
FossilOrigin-Name:
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drh [Sat, 17 Apr 2021 18:39:39 +0000 (18:39 +0000)]
Add new dbsqlfuzz cases to test/fuzzdata8.db.
FossilOrigin-Name:
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dan [Sat, 17 Apr 2021 14:42:37 +0000 (14:42 +0000)]
Fix cases where code in expr.c was failing to handle OOM failures that occurred while processing sub-select expressions.
FossilOrigin-Name:
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drh [Sat, 17 Apr 2021 13:46:23 +0000 (13:46 +0000)]
Ensure that variables are not used in the WINDOW clause of a query inside
of a trigger. dbsqlfuzz
d9cf66100064952b66951845dfab41de1c124611
FossilOrigin-Name:
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larrybr [Fri, 16 Apr 2021 23:43:22 +0000 (23:43 +0000)]
Add geopoly to $::sqlite_options() and use it to pass more tests.
FossilOrigin-Name:
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drh [Fri, 16 Apr 2021 22:53:57 +0000 (22:53 +0000)]
Performance optimizations in the code generator, especially in name
resolution.
FossilOrigin-Name:
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larrybr [Fri, 16 Apr 2021 21:29:07 +0000 (21:29 +0000)]
drh [Fri, 16 Apr 2021 19:25:47 +0000 (19:25 +0000)]
Add new dbsqlfuzz-generated cases to test/fuzzdata8.db.
FossilOrigin-Name:
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dan [Fri, 16 Apr 2021 17:09:58 +0000 (17:09 +0000)]
Fix another undefined behaviour in fts3 that could follow an OOM error.
FossilOrigin-Name:
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dan [Fri, 16 Apr 2021 16:55:28 +0000 (16:55 +0000)]
Avoid signed integer overflow when finding snippets in fts3 by using 64-bit integer offsets.
FossilOrigin-Name:
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drh [Fri, 16 Apr 2021 12:33:52 +0000 (12:33 +0000)]
Remove an ALWAYS() from a branch in sqlite3ExprAddCollateToken() which can
be false following an OOM.
dbsqlfuzz
9e8516bf1e786c84e520ae43141b75b7399f8618 .
FossilOrigin-Name:
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drh [Fri, 16 Apr 2021 12:13:39 +0000 (12:13 +0000)]
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
FossilOrigin-Name:
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dan [Fri, 16 Apr 2021 11:25:37 +0000 (11:25 +0000)]
Fix an assert() in fts3 that might fail when handing corrupt records.
FossilOrigin-Name:
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drh [Fri, 16 Apr 2021 11:05:19 +0000 (11:05 +0000)]
Fix the comment on the implementation of the pi() SQL function. No changes
to code.
FossilOrigin-Name:
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drh [Fri, 16 Apr 2021 01:03:16 +0000 (01:03 +0000)]
Do not invoke sqlite3ExprAffinity() if there is a possibility that the Expr
is incomplete due to a prior OOM.
dbsqlfuzz
b8a824706914488bd236da51118eb9174ceb870f
FossilOrigin-Name:
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dan [Thu, 15 Apr 2021 19:09:19 +0000 (19:09 +0000)]
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.
FossilOrigin-Name:
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dan [Thu, 15 Apr 2021 13:26:29 +0000 (13:26 +0000)]
Add extra test case for OOM handling in where.c.
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drh [Thu, 15 Apr 2021 12:56:44 +0000 (12:56 +0000)]
Make sure the WhereInfo.pExprMods list is properly cleared when existing
sqlite3WhereBegin() early due to an OOM fault.
dbsqlfuzz
1247a51318047aba42e7f6991dfa62577cb7a151 .
FossilOrigin-Name:
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dan [Wed, 14 Apr 2021 15:25:10 +0000 (15:25 +0000)]
Prevent an assert() from failing if sqlite3_blob_reopen() is called on a blob-handle that has already hit an SQLITE_CORRUPT error.
FossilOrigin-Name:
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dan [Wed, 14 Apr 2021 12:11:39 +0000 (12:11 +0000)]
Fix a potential crash when using json_group_array() as a window function.
FossilOrigin-Name:
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drh [Wed, 14 Apr 2021 11:20:44 +0000 (11:20 +0000)]
Fix an assert() in the code generator for expressions so that it is valid
even after an OOM.
FossilOrigin-Name:
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dan [Tue, 13 Apr 2021 17:45:36 +0000 (17:45 +0000)]
Fix an undefined signed integer overflow in fts5.
FossilOrigin-Name:
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drh [Tue, 13 Apr 2021 13:48:31 +0000 (13:48 +0000)]
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
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drh [Tue, 13 Apr 2021 13:20:55 +0000 (13:20 +0000)]
The SQLITE_NoSchemaError flag should not apply to OOM errors while parsing the
schema.
FossilOrigin-Name:
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drh [Tue, 13 Apr 2021 13:01:07 +0000 (13:01 +0000)]
Earlier detection empty_result_callbacks in sqlite3InitCallbac() to avoid
problems with corrupt schemas an writable_schema=ON.
dbsqlfuzz
ca4ca43bdb22eab9859de4979aec615af851e111 .
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drh [Tue, 13 Apr 2021 12:28:55 +0000 (12:28 +0000)]
In the rtreedepth() function, detect OOM when converting a zeroblob() on
input. dbsqlfuzz
ed23eda7cc3a8a054f85ea19d55c59ba2ca72744 .
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drh [Tue, 13 Apr 2021 01:12:32 +0000 (01:12 +0000)]
drh [Mon, 12 Apr 2021 23:18:18 +0000 (23:18 +0000)]
Fix a faulty assert() inside sqlite3ExprDup().
FossilOrigin-Name:
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drh [Mon, 12 Apr 2021 22:39:46 +0000 (22:39 +0000)]
Fix an assert() in OP_ParseSchema so that it works even after an OOM.
FossilOrigin-Name:
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drh [Mon, 12 Apr 2021 18:32:33 +0000 (18:32 +0000)]
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.
FossilOrigin-Name:
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drh [Mon, 12 Apr 2021 17:34:03 +0000 (17:34 +0000)]
Add an assert() to show that the SF_Resolved flag does not get set if
errors are being suppressed.
FossilOrigin-Name:
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dan [Mon, 12 Apr 2021 16:59:28 +0000 (16:59 +0000)]
Fix a segfault that could occur if the ORDER BY clause of a compound SELECT contains a sub-select that uses one or more window functions.
FossilOrigin-Name:
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drh [Mon, 12 Apr 2021 12:58:55 +0000 (12:58 +0000)]
Fix the display of SrcList in the sqlite3TreeView debugging routines.
FossilOrigin-Name:
28ecb3810b40ca58c2e04a752bbc2234c64c27185aef2cb3fe7c933082dc2578
dan [Mon, 12 Apr 2021 12:02:49 +0000 (12:02 +0000)]
Avoid an assert() failure when a compound scalar sub-select is, due to a "WHERE (sub-select) AND (... OR ...)" clause, coded twice by the code generator.
FossilOrigin-Name:
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drh [Mon, 12 Apr 2021 11:51:32 +0000 (11:51 +0000)]
drh [Sun, 11 Apr 2021 00:11:56 +0000 (00:11 +0000)]
Add NEVER() to a branch that is no longer reachable due to
check-in [
a1d823f6879ce1ac ].
FossilOrigin-Name:
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dan [Sat, 10 Apr 2021 20:27:06 +0000 (20:27 +0000)]
Avoid an uninitialized-memory valgrind error by tightening up corruption
detection in internal routine defragmentPage().
FossilOrigin-Name:
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drh [Sat, 10 Apr 2021 20:21:28 +0000 (20:21 +0000)]
Add NEVER() to a branch that became unreachable with
check-in [
58f36af2271517ab ].
FossilOrigin-Name:
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drh [Sat, 10 Apr 2021 15:34:30 +0000 (15:34 +0000)]
Avoid invoking sqlite3Atoi64() will a null pointer following an error
from ExpandBlob().
FossilOrigin-Name:
780412f2ca7576ce90861b2bd499f953504125b200e9aeae685def4a943f9d2b
dan [Sat, 10 Apr 2021 14:49:45 +0000 (14:49 +0000)]
Fix a problem with handling expressions like "(col IS NULL AND <expr1>) OR col == NULL" in WHERE clauses.
FossilOrigin-Name:
40852ca8e215e51f63652a67817361b835b6fbbff7f66af50089af91007505f1
drh [Sat, 10 Apr 2021 13:37:04 +0000 (13:37 +0000)]
Refactor NameContext.nErr into nNcErr to avoid confusion with Parse.nErr.
Do not abandon sqlite3ResolveExprList() on nNcErr if nErr is still zero
as we might have hit a problem with ORDER BY resolution that should be a
suppressed error. dbsqlfuzz
41b9dad40919d3549ca7e52d893da81a6dded4ad
FossilOrigin-Name:
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drh [Fri, 9 Apr 2021 22:34:59 +0000 (22:34 +0000)]
Remove a NEVER() in a corruption detection conditional in allocatePage().
dbsqlfuzz
9c61c33802600b2b01dfb09b0386ceb4ade02a19
FossilOrigin-Name:
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drh [Fri, 9 Apr 2021 22:20:20 +0000 (22:20 +0000)]
Remove an ALWAYS() that is actually reachable following an OOM on an
UPDATE FROM of a virtual table.
dbsqlfuzz
aa03237ef7c4a028c7cdaf8bbcde2b62e2bcd36e
FossilOrigin-Name:
49eac38926b3391b185d20fae6588c213f7f020f028173d4a4aa3c7a62b94140
dan [Fri, 9 Apr 2021 20:50:40 +0000 (20:50 +0000)]
Have the VFS in memdb.c return SQLITE_IOERR_NOMEM instead of SQLITE_NOMEM when an OOM error is encountered. This is required to get the pager module to handle such OOM errors correctly in some cases.
FossilOrigin-Name:
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dan [Thu, 8 Apr 2021 20:29:12 +0000 (20:29 +0000)]
Fix a use-after-free error that could occur when processing "SELECT aggregate(DISTINCT <expr>)..." queries.
FossilOrigin-Name:
0e4789860b81c31d3a6d1f9f8340042ce1d08a82bf6119c783fcab85180b1b63
drh [Thu, 8 Apr 2021 19:56:58 +0000 (19:56 +0000)]
Remove an ALWAYS() that might be false under very unusual circumstances.
dbsqlfuzz
300261f469ace7ecc57ed32ea7b0de3ea9d7dbf . Test case in TH3.
FossilOrigin-Name:
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dan [Thu, 8 Apr 2021 19:39:00 +0000 (19:39 +0000)]
Handle the corruption fixed by the previous commit in a different way so as to also fix dbsqlfuzz crash
753de0a0ac5b25b18f1e4d41e650d3333cdc270c .
FossilOrigin-Name:
cb27ce25095ab9b5acbe4bf010c7f6d8a71191c2f79b3bf3e63d8655b4fe0769
dan [Thu, 8 Apr 2021 15:19:46 +0000 (15:19 +0000)]
Handle a special case of corruption that can present if "PRAGMA writable_schema=1" is set. Fix for dbsqlfuzz test case
6229ad63de49e3ba0630aaf0058868f36008bcca .
FossilOrigin-Name:
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drh [Thu, 8 Apr 2021 14:15:26 +0000 (14:15 +0000)]