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100 most recent check-ins
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2021-04-14
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| 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. (Leaf 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) | |
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2021-04-13
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| 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. (Leaf 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) | |
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2021-04-12
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| 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) | |
| 16:59 | 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. (check-in: 5ba15ebb user: dan tags: trunk) | |
| 12:58 | Fix the display of SrcList in the sqlite3TreeView debugging routines. (check-in: 28ecb381 user: drh tags: trunk) | |
| 12:02 | 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. (check-in: a4e3f133 user: dan tags: trunk) | |
| 11:51 | Fix harmless comment typo in main.c. (check-in: 785a553e user: drh tags: trunk) | |
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2021-04-11
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| 00:11 | Add NEVER() to a branch that is no longer reachable due to check-in [a1d823f6879ce1ac]. (check-in: 5fda21fe user: drh tags: trunk) | |
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2021-04-10
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| 20:27 | Avoid an uninitialized-memory valgrind error by tightening up corruption detection in internal routine defragmentPage(). (check-in: 8096f7ae user: dan tags: trunk) | |
| 20:21 | Add NEVER() to a branch that became unreachable with check-in [58f36af2271517ab]. (check-in: e07ce463 user: drh tags: trunk) | |
| 15:34 | Avoid invoking sqlite3Atoi64() will a null pointer following an error from ExpandBlob(). (check-in: 780412f2 user: drh tags: trunk) | |
| 14:49 | 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: 40852ca8 user: dan tags: trunk) | |
| 13:37 | 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 (check-in: 7d674970 user: drh tags: trunk) | |
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2021-04-09
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| 22:34 | Remove a NEVER() in a corruption detection conditional in defragmentPage(). dbsqlfuzz 9c61c33802600b2b01dfb09b0386ceb4ade02a19 (check-in: c174f5d3 user: drh tags: trunk) | |
| 22:20 | Remove an ALWAYS() that is actually reachable following an OOM on an UPDATE FROM of a virtual table. dbsqlfuzz aa03237ef7c4a028c7cdaf8bbcde2b62e2bcd36e (check-in: 49eac389 user: drh tags: trunk) | |
| 20:50 | 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. (check-in: 09c96b4c user: dan tags: trunk) | |
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2021-04-08
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| 20:29 | Fix a use-after-free error that could occur when processing "SELECT aggregate(DISTINCT <expr>)..." queries. (check-in: 0e478986 user: dan tags: trunk) | |
| 19:56 | Remove an ALWAYS() that might be false under very unusual circumstances. dbsqlfuzz 300261f469ace7ecc57ed32ea7b0de3ea9d7dbf. Test case in TH3. (check-in: 466f5089 user: drh tags: trunk) | |
| 19:39 | Handle the corruption fixed by the previous commit in a different way so as to also fix dbsqlfuzz crash 753de0a0ac5b25b18f1e4d41e650d3333cdc270c. (check-in: cb27ce25 user: dan tags: trunk) | |
| 15:19 | Handle a special case of corruption that can present if "PRAGMA writable_schema=1" is set. Fix for dbsqlfuzz test case 6229ad63de49e3ba0630aaf0058868f36008bcca. (check-in: 58f36af2 user: dan tags: trunk) | |
| 14:15 | Hardden the filter_over grammar rule against OOM faults. dbsqlfuzz e47c54502a9c36778a5ed553199d5870e2ebd9f2 (check-in: f375f541 user: drh tags: trunk) | |
| 13:52 | Remove an incorrect assert() from sqlite3EndTable(). dbsqlfuzz 4af45bcda779592449b1985433bca90b0e683b9b. (check-in: 38a1085c user: drh tags: trunk) | |
| 13:41 | Fix an obscure memory leak in FTS3. dbsqlfuzz 26a51001beeff35649d2e328b05ec06f93c577a5 (check-in: be7cd9eb user: drh tags: trunk) | |
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2021-04-07
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| 18:17 | Do not allow the use of rowid for views and subqueries unless compiled with -DSQLITE_ALLOW_ROWID_IN_VIEW. (check-in: a2ddb89b user: drh tags: trunk) | |
| 18:08 | Add the SQLITE_ALLOW_ROWID_IN_VIEW option to omitttest.tcl. (Closed-Leaf check-in: 83b8e4c2 user: drh tags: no-rowid-on-view) | |
| 17:46 | Merge latest changes into this branch. (Leaf check-in: 655c2841 user: dan tags: begin-concurrent-report) | |
| 17:32 | Merge latest trunk changes into this branch. (Leaf check-in: 1f3f7e4b user: dan tags: begin-concurrent-pnu) | |
| 15:45 | Also prohibit the use of rowid from a subquery. Add the SQLITE_ALLOW_ROWID_IN_VIEW compile-time option to restore legacy behavior in case somebody actually needs it. (check-in: 14b1d56e user: drh tags: no-rowid-on-view) | |
| 15:23 | Merge version 3.35.4 with this branch. (Leaf check-in: 4b4f8791 user: dan tags: reuse-schema) | |
| 15:13 | Update a broken assert() on this branch. (check-in: e69f2989 user: dan tags: reuse-schema) | |
| 13:20 | Unnecessary local variable initialization to fix a harmless compiler warning. (check-in: c22e47c7 user: drh tags: trunk) | |
| 12:59 | In FTS3, if the xBegin method fails to start a transaction due to an OOM error, then make sure that the virtual table is left in a consistent state. dbsqlfuzz 85ef48423fda4eef79a551654445d8ef3537a590. (check-in: dd553578 user: drh tags: trunk) | |
| 12:36 | Fix an assert in the automatic-index constructor that can be false following an OOM error. dbsqlfuzz ee04d66c627ed5b5301e0ce09e24db47e0f1544e. (check-in: cc6463fe user: drh tags: trunk) | |
| 12:21 | Earlier detection of page 1 on the freelist (which is impossible) and reporting of that as database corruption. dbsqlfuzz 6fe6c504b320be5e3eed66896cb0db28bfb38a93. (check-in: b1bf0d98 user: drh tags: trunk) | |
| 12:02 | Fix a possible crash that could occur when executing a drop column operation on a corrupt database schema. (check-in: c3378494 user: dan tags: trunk) | |
| 09:31 | Fix seg-fault upon appendvfs attempt to open non-existent file. (check-in: 04f6439f user: larrybr tags: trunk) | |
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2021-04-06
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| 23:29 | Do not apply the optimization that omits DISTINCT if all result terms are part of a UNIQUE index if the index is also a partial index. Fix for the bug reported by forum post 66954e9ece. (check-in: c2f940b0 user: drh tags: trunk) | |
| 22:56 | Detect OOM earlier in the geopoly extension. dbsqlfuzz 0986e7b020e6137fc6b96331f91d15753d18e42d. (check-in: 72371175 user: drh tags: trunk) | |
| 21:20 | 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: e0d25070 user: dan tags: trunk) | |
| 19:13 | Raise an error if a query tries to access the "rowid" of a view, as views do not have rowids. (check-in: 7a73c616 user: drh tags: no-rowid-on-view) | |
| 18:40 | Restructure a loop in window.c to avoid hitting an assert() following an OOM. dbsqlfuzz test case 6ef74a9659de87e9be3d8694ad062c448aa7ef1d. (check-in: 887c19a1 user: dan tags: trunk) | |
| 18:02 | Update an assert statement that could fail when using "PRAGMA writable_schema = 1" to access a database with a corrupt schema. (check-in: 55cad6f6 user: dan tags: trunk) | |
| 17:51 | Fix issue with failing --enable-debug --enable-fts5 build. (check-in: e7491acc user: dan tags: trunk) | |
| 16:55 | New test cases added to fuzzdata8.db. (check-in: 039ad662 user: drh tags: trunk) | |
| 16:42 | Silence an msan warning triggered by a corrupt database by initializing a local variable in sqlite3Insert(). (check-in: f64deece user: dan tags: trunk) | |
| 16:16 | Avoid a use-after-free that may occur when accessing a corrupt database schema with "PRAGMA writable_schema = 1" set. (check-in: a1d823f6 user: dan tags: trunk) | |
| 14:46 | Remove some test routines from release builds of fts5. (check-in: 3088bf15 user: dan tags: trunk) | |
| 13:57 | Fix incorrect RETURNING test cases in wherelimit.test (check-in: 20d21ff9 user: dan tags: trunk) | |
| 13:56 | Earlier detection of OOM errors during window function processing. dbsqlfuzz b08676f5a0437552c95d2a5d7ef285f8c451ea35. (check-in: 8e04f52e user: drh tags: trunk) | |
| 13:53 | Handle "RETURNING rowid" clauses attached to INSERTs on views without causing an assert() to fail. Fixes dbsqlfuzz crash 0081f863d7b2002045ac2361879fc80dfebb98f1. (check-in: 9c5b7386 user: dan tags: trunk) | |
| 13:03 | Further improvements (subsequent to [d91450847a3a3a72]) to handling of attempts to delete a journal using the memdb VFS. dbsqlfuzz ac61dab357279a6a531de067f040e9a4828d2df0. (check-in: a0839406 user: drh tags: trunk) | |
| 12:50 | Earlier detection and handling of OOM problems. dbsqlfuzz 39f2963ea5559aa3a16e24e0e3cb42aac85a7371. (check-in: 8d46df73 user: drh tags: trunk) | |
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2021-04-05
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| 22:42 | Relax an assertion on the sqlite3WhereEnd() routine after dbsqlfuzz found a counter-example. (check-in: e6b591e7 user: drh tags: trunk) | |
| 22:30 | Add a missing CORRUPT_DB to an assert in the OP_ResultRow opcode. (check-in: 82f92d79 user: drh tags: trunk) | |
| 19:23 | Adjust the README.md file so that build instructions work for Fossil version 2.12 and later. Forum post 51f28bb701. (check-in: 51f87adc user: drh tags: trunk) | |
| 19:05 | Do not allow floating point rounding errors to cause a window function xInverse() function to be invoked before the corresponding xStep() call. (check-in: 7a19fed4 user: dan tags: trunk) | |
| 17:50 | Fix an assert() that can be false when doing an incremental vacuum on a corrupt database file. dbsqlfuzz cced0668cfd4da4eb2382cb9dd26c17c64aaff76. (check-in: 15b80101 user: drh tags: trunk) | |
| 16:20 | Avoid coding unindexed WHERE constraints if an equivalent transitive term has already been coded by an outer loop. (check-in: 644bb77f user: dan tags: trunk) | |
| 13:41 | Do not invoke the xDelete method when converting to PRAGMA journal_mode=OFF if the underlying VFS does not support that method. dbsqlfuzz 39d6af88ef5242f866c4f9b21ede330c5c1e36a8. (check-in: d9145084 user: drh tags: trunk) | |
| 11:39 | As a continuation of [1f66a85b7757754f], ensure that an OOM that occurs while checking the validity of the schema is reported out as SQLITE_NOMEM and not as SQLITE_SCHEMA. (check-in: 5045c8a7 user: drh tags: trunk) | |
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2021-04-04
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| 23:56 | Fix an assert() in sqlite3BtreeLast() that needs an "|| CORRUPT_DB" term. Dbsqlfuzz case b92b72e4de80b5140c30ab71372ca719b8feb618. (check-in: ad718388 user: drh tags: trunk) | |
| 14:22 | Avoid compile error when SQLITE_OMIT_VIRTUALTABLE defined. (check-in: 0ee0ef47 user: larrybr tags: trunk) | |
| 12:52 | Make shell .parameter feature type-agnostic. Hush harmless compiler warning. (check-in: 35cf295e user: larrybr tags: trunk) | |
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2021-04-03
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| 23:30 | Improved robustness to OOM conditions in the window function logic. dbsqlfuzz 0c123f7d80b29beaafc8411c12129e46f7ffdac3. (check-in: 35ff7cbf user: drh tags: trunk) | |
| 20:35 | Take care not to change an SQLITE_NOMEM error into SQLITE_SCHEMA. (check-in: 1f66a85b user: drh tags: trunk) | |
| 19:23 | Fix a crash in handling queries of the form "SELECT aggregate(DISTINCT tbl.col) FROM ... LEFT JOIN tbl ...". Fixes a problem introduced by [ef4ac0ddd297bbd3]. (check-in: 0dcf808d user: dan tags: trunk) | |
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2021-04-02
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| 20:53 | Merge latest trunk changes with this branch. (check-in: a2216259 user: dan tags: begin-concurrent-report) | |
| 20:43 | Correctly capture the error when a RETURNING clause appears on an attempt to UPDATE an eponymous virtual table. dbsqlfuzz 486f791cbe2dc45839310073e71367a1d8ad22dd. (check-in: 778a9a6e user: drh tags: trunk) | |
| 20:40 | Merge latest trunk changes into this branch. (check-in: a7e612ee user: dan tags: begin-concurrent-pnu) | |
| 20:29 | Merge latest trunk changes into this branch. (Leaf check-in: 98420842 user: dan tags: begin-concurrent) | |
| 19:55 | Add experimental SQLITE_FCNTL_EXTERNAL_READER file control. (check-in: e16da5af user: dan tags: trunk) | |
| 18:59 | Fix a problem with the geopoly_bbox() function. (check-in: f3a2eb97 user: drh tags: trunk) | |
| 15:20 | Version 3.35.4 (check-in: 5d4c6577 user: dan tags: release, branch-3.35, version-3.35.4) | |
| 11:59 | Fix incorrect RETURNING test cases in wherelimit.test (check-in: 64b0eb7e user: drh tags: branch-3.35) | |
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2021-04-01
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| 11:30 | When resolving names in the RETURNING clause, do not accept trigger names even within subquires. (check-in: 8541c71b user: drh tags: branch-3.35) | |
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2021-03-31
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| 23:56 | When resolving names in the RETURNING clause, do not accept trigger names even within subquires. See forum post 34c81d83c9177f46 for context. (check-in: fd4ea3f6 user: drh tags: trunk) | |
| 17:49 | When resolving column names in the RETURNING clause, do not ignore an incorrect table name qualifier. Raise an error instead. (check-in: 3b916924 user: drh tags: branch-3.35) | |
| 17:42 | When resolving column names in the RETURNING clause, do not ignore an incorrect table name qualifier. Raise an error instead. See forum post 85aef8bc01 for context. (check-in: 51d5c50b user: drh tags: trunk) | |
| 13:51 | Defer deletion of expressions that are optimized out by the AND optimizer in the sqlite3ExprAnd() routine until the corresponding Parse object is deleted. This avoids a dangling pointer in AggInfo if sqlite3ExprAnd() is invoked by the push-down optimization. The dangling pointer appears to be harmless in release builds, only showing up in debug builds. Problem found by dbsqlfuzz. (check-in: 77a30f3f user: drh tags: branch-3.35) | |
| 13:41 | Ensure that negative numbers may not be used in frame offset clauses even if they are initially text value. e.g. (RANGE BETWEEN '-1' PRECEDING ...). (check-in: 2d179f58 user: drh tags: branch-3.35) | |
| 13:31 | Defer deletion of expressions that are optimized out by the AND optimizer in the sqlite3ExprAnd() routine until the corresponding Parse object is deleted. This avoids a dangling pointer in AggInfo if sqlite3ExprAnd() is invoked by the push-down optimization. The dangling pointer appears to be harmless in release builds, only showing up in debug builds. Problem found by dbsqlfuzz. (check-in: c36b4358 user: drh tags: trunk) | |
| 11:31 | Ensure that negative numbers may not be used in frame offset clauses even if they are initially text value. e.g. (RANGE BETWEEN '-1' PRECEDING ...). (check-in: 8b681b27 user: dan tags: trunk) | |
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2021-03-30
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| 01:57 | Raise an error if a term of the form "TABLE.*" appears in the RETURNING clause, as SQLite does not (yet) know how to handle that. Ticket [132994c8b1063bfb]. (check-in: 257e16f7 user: drh tags: branch-3.35) | |
| 01:52 | Raise an error if a term of the form "TABLE.*" appears in the RETURNING clause, as SQLite does not (yet) know how to handle that. Ticket [132994c8b1063bfb]. (check-in: 3039bcaf user: drh tags: trunk) | |
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2021-03-29
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| 21:59 | Increase the patch number to 3.35.4. (check-in: 4375cec2 user: drh tags: branch-3.35) | |
| 21:16 | Do not do the EXISTS-to-IN transformation if the sub-select has LIMIT clause. Ticket [de7db14784a08053] (check-in: 3bf8a357 user: dan tags: branch-3.35) | |
| 20:28 | Do not do the EXISTS-to-IN transformation if the sub-select has LIMIT clause. (check-in: d07e246f user: dan tags: trunk) | |
| 20:04 | Add "#ifdef SQLITE_DEBUG" blocks around test variables sqlite3_fts5_may_be_corrupt and sqlite3_fts3_may_be_corrupt. (check-in: 00455954 user: dan tags: trunk) | |
| 20:01 | Simplify the comparison opcodes in the bytecode engine, for a performance improvement. (check-in: f2af5868 user: drh tags: trunk) | |