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200 most recent check-ins using file src/analyze.c version 3dc6b98cf0
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2023-02-16
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| 01:29 | Do not compute unused result columns of subqueries. This optimization will potentially resolve the performance optimization request of [baa5bb76c35a124c|ticket baa5bb76c35a124c]. (Closed-Leaf check-in: 0c21b6a5f8 user: drh tags: branch-3.26) | |
| 01:21 | Update test cases so that they work with TCL 8.7 and later. (check-in: e9b762de0e user: drh tags: branch-3.26) | |
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2023-02-15
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| 13:00 | Update the configure script so that it contains the correct version number. (check-in: a7cbf30808 user: drh tags: branch-3.26) | |
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2019-01-22
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| 18:20 | Add the SQLITE_ENABLE_EARLY_CURSOR_CLOSE compile-time option which causes read cursors to be closed after their usefulness ends during a two-pass UPDATE. (check-in: 8790368b4a user: mistachkin tags: branch-3.26) | |
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2018-12-29
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| 20:47 | Merge latest begin-concurrent changes with this branch. (check-in: 1625887c02 user: dan tags: begin-concurrent-wal2) | |
| 20:42 | Fix a problem causing a corrupt pager-cache if an OOM or IO error was encountered while committing a concurrent transacation. (check-in: 48ca30f9d7 user: dan tags: begin-concurrent) | |
| 16:34 | Increase coverage provided by permutation "coverage-wal" on this branch. (check-in: f664f940a7 user: dan tags: begin-concurrent-wal2) | |
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2018-12-28
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| 21:40 | Merge performance enhancements and other patches. (Leaf check-in: 44e1b55aab user: drh tags: factor-out-scalar-subselect) | |
| 21:32 | Merge performance enhancements from trunk. (check-in: 0f1b9ff9e1 user: drh tags: reuse-subqueries) | |
| 20:48 | Faster allocation of new sqlite3_stmt objects. (check-in: 891f1f7218 user: drh tags: trunk) | |
| 20:14 | Move the nOpAlloc field from Parse into Vdbe to avoid an extra pointer deference on the fast path in sqlite3VdbeAddOp3(). (check-in: 8f10efc29d user: drh tags: trunk) | |
| 19:23 | Merge patches and enhancements from trunk. (check-in: da53f3d3ff user: drh tags: reuse-subqueries) | |
| 18:09 | Fix another problem with loading the structure record from a corrupt fts5 database. (check-in: c4d44542d2 user: dan tags: trunk) | |
| 17:45 | Fix a problem causing the sqlite_master entry corresponding to a virtual table to be removed by a DROP TABLE even if the call to the vtabs xDestroy() method failed. (check-in: 0140f6dbfb user: dan tags: trunk) | |
| 16:20 | Add new test file wal2rollback.test to this branch. (check-in: 85a376fc6c user: dan tags: wal2) | |
| 14:33 | Avoid an undefined left-shift operation in fts5 caused by malformed utf-8 text. (check-in: c3a3a11194 user: dan tags: trunk) | |
| 13:57 | Fix a buffer overwrite in fts5 triggered by a corrupt database. (check-in: a385298df2 user: dan tags: trunk) | |
| 07:37 | Fix problems in fts5 found by ASAN. (check-in: c564bf8701 user: dan tags: trunk) | |
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2018-12-27
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| 20:12 | Fix another problem with corrupt database handling in fts5. (check-in: fb0d7fba07 user: dan tags: trunk) | |
| 17:11 | Merge latest wal2 changes with this branch. (check-in: ea96001e80 user: dan tags: begin-concurrent-wal2) | |
| 16:55 | Modify the btree02.test module so that it does not depend on whether TCL interprets a value as a string or as an integer. (check-in: d9e4f95746 user: drh tags: trunk) | |
| 16:49 | Increase test coverage of wal.c provided by permutation "coverage-wal" on this branch. (check-in: 2f7f893a70 user: dan tags: wal2) | |
| 15:36 | Fix another problem in fts5 caused by a corrupt schema record. (check-in: ff45f9dd69 user: dan tags: trunk) | |
| 13:52 | Fix the filename normalization in the dbtotxt utility program. (check-in: 29a00a05dd user: drh tags: trunk) | |
| 07:46 | Fix a null-pointer dereference that could occur in fts5 with a corrupt database. (check-in: b0a49d5e6d user: dan tags: trunk) | |
| 02:16 | Fix a problem in which nested CTEs with the same table name trick the code generator into thinking they are the same CTE, which then tries to use the manifest them both into the same transient table. (check-in: 202dd03301 user: drh tags: trunk) | |
| 00:30 | In the treeview debugging output, provide additional details for the Table object associated with each FROM clause term. (check-in: 11d4682d2e user: drh tags: trunk) | |
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2018-12-26
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| 20:42 | Improve testing of the wal.c changes on this branch. (check-in: 63483e22c7 user: dan tags: wal2) | |
| 19:10 | Merge latest trunk changes with this branch. (check-in: 404f9d99d3 user: dan tags: wal2) | |
| 18:34 | Update the coverage-wal permutation to cover branches enabled by SQLITE_ENABLE_SNAPSHOT. (check-in: 6821c61f1d user: dan tags: trunk) | |
| 17:49 | Add a few more test cases to walvfs.test. (check-in: 14a64df36e user: dan tags: trunk) | |
| 16:57 | Avoid an "uninitialized value read" problem in fts5 that can occur with a corrupt database. (check-in: 6cae81cd1f user: dan tags: trunk) | |
| 16:04 | Fix a problem with handling corrupt databases in the fts5 integrity-check function. (check-in: 9bad745d37 user: dan tags: trunk) | |
| 15:04 | Here is the beginnings of an effort to factor out the implementation of scalar subqueries to be implemented as subroutines at the end of the main body of bytecode, after the jump back to the OP_Init opcode. This is an incremental check-in that contains only preliminary changes. (check-in: 50e5f390fb user: drh tags: factor-out-scalar-subselect) | |
| 14:15 | Fix a problem with corrupt fts3 database detection introduced by [95a9a39f]. (check-in: c80bb15b44 user: dan tags: trunk) | |
| 12:50 | Fix a problem with the CSV extension when it uses the "header" option on a real file. (check-in: 7acaed08f9 user: drh tags: trunk) | |
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2018-12-25
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| 11:17 | Fix a typo in a comment that is used to generate session documentation. (check-in: a1f50d57ce user: drh tags: trunk) | |
| 00:15 | Increase the number of parameters to sqlite3WhereCodeOneLoopStart() to encourage the compiler to inline that routine within sqlite3WhereBegin(). This gives a performance improvement. (check-in: 3c2ad0e915 user: drh tags: reuse-subqueries) | |
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2018-12-24
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| 20:21 | Improvements to EXPLAIN QUERY PLAN formatting. The MULTI-INDEX OR now shows a separate "INDEX" subtree for each index. SCALAR SUBQUERY entries provide a subquery number that is related back to the .selecttrace output. (check-in: 7153552bac user: drh tags: reuse-subqueries) | |
| 20:00 | Add a few more test cases to walfault2.test and walvfs.test. (check-in: 3873941c4f user: dan tags: trunk) | |
| 19:59 | Change another fts5 assert() that may fail with a corrupt database to an assert_nc(). (check-in: d9653380c4 user: dan tags: trunk) | |
| 18:51 | Add test cases to test file walvfs.test. (check-in: d697f6f3ca user: dan tags: trunk) | |
| 18:10 | Always include OP_Explain opcodes in the bytecode when SQLITE_DEBUG is enabled. (check-in: d8c1235c02 user: drh tags: trunk) | |
| 15:22 | Copy some extra test infrastructure from the mutexfree-shmlock branch to trunk. (check-in: 883337ffdb user: dan tags: trunk) | |
| 15:15 | Merge latest trunk with this branch. (Leaf check-in: 606b1ead24 user: dan tags: mutexfree-shmlock) | |
| 14:30 | Restore a line of code that was previously commented out for debugging. (check-in: e53781f5bd user: drh tags: reuse-subqueries) | |
| 13:34 | Change the way a comparison used to detect corrupt databases in fts3 is done to avoid potential pointer overflow in 32-bit builds. (check-in: 95a9a39ff7 user: dan tags: trunk) | |
| 12:09 | Do not generate subroutines for non-static SELECT and EXISTS expressions. Fix up some test cases to account for the minor changes in EXPLAIN QUERY PLAN output. (check-in: 06de44ec9e user: drh tags: reuse-subqueries) | |
| 11:55 | Prevent the use of subroutines to implement the RHS of IN operators within CHECK constraints. (check-in: 6b24d3fb94 user: drh tags: reuse-subqueries) | |
| 02:34 | Experimental code that tries to put the computation of subqueries inside a subroutine, and reuse that subroutine if the same subquery is evaluated more than once. Current code does not work for CHECK constraints. (check-in: 6c44838adb user: drh tags: reuse-subqueries) | |
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2018-12-23
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| 21:27 | Split the code generation for the RHS of IN operators and for SELECT and EXISTS expressions into two separate subroutines, because there is now little commonality between those to functions. This is intended to help make the code easier to read and maintain. (check-in: 2b6494b150 user: drh tags: trunk) | |
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2018-12-22
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| 20:32 | Improve the coverage of wal.c provided by the "coverage-wal" test permutation. (check-in: 6231485114 user: dan tags: trunk) | |
| 19:54 | Catch another case of a corrupted structure record in fts5. (check-in: fb17fea4b9 user: dan tags: trunk) | |
| 19:09 | Change a faulty assert() in fts5 that could fail on a corrupt db to an if() statement. (check-in: 1daaba9fb4 user: dan tags: trunk) | |
| 16:14 | Fix one more instance of excess whitespace in test result strings. (check-in: c064964deb user: drh tags: trunk) | |
| 15:50 | Enhance the wal2 header comment in wal.c to explain how the wal-hook is invoked in wal2 mode. (check-in: 118aa7e32a user: dan tags: wal2) | |
| 15:46 | Remove unnecessary whitespace from testcase result strings. (check-in: ad70f03ced user: drh tags: trunk) | |
| 15:21 | Fix an assert() in fts5 that could fail with a corrupt database. (check-in: 83935b9506 user: dan tags: trunk) | |
| 13:34 | Fix a "jump or move depends on uninitialized value" valgrind error that could occur in fts5 when dealing with a corrupt database. (check-in: 3518c09b94 user: dan tags: trunk) | |
| 09:39 | Avoid a left-shift of a negative value (undefined behaviour) when dealing with a corrupt database in fts3. (check-in: b851d12474 user: dan tags: trunk) | |
| 07:16 | Fix cut-and-paste error in test file fts4umlaut.test. (check-in: cad5da1bf5 user: dan tags: trunk) | |
| 01:13 | Do not all REPLACE to sneak a NULL value into a NOT NULL column. Detect that situation and ABORT instead. Fix for ticket [e6f1f2e34dceeb1ed61531c7e98]. (check-in: db8d1d12f5 user: drh tags: trunk) | |
| 00:34 | The OP_Eq and OP_Ne operators have a special P5 value SQLITE_NOTNULL that asserts that the values are not null. Except that is not always true for a corrupt database. Adjust the assert() and add a testcase() to make this point clear. (check-in: a3fdb2c78d user: drh tags: trunk) | |
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2018-12-21
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| 22:11 | Update the dbtotxt utility program so that it does not output characters that are special to TCL, thus making the output of dbtotxt easier to insert into test scripts. (check-in: 48438bb35b user: drh tags: trunk) | |
| 22:08 | Improved detection of shadow table corruption in RTREE. (check-in: b39bf4356e user: drh tags: trunk) | |
| 20:18 | Add new sqlite3_prepare_v3() flag SQLITE_PREPARE_NO_VTAB, for preparing statements that are not allowed to use any virtual tables. Use this to prevent circular references in triggers on virtual table shadow tables from causing resource leaks. (check-in: da587d1857 user: dan tags: trunk) | |
| 19:55 | Use SQLITE_PREPARE_NO_VTAB in rtree as well. (Closed-Leaf check-in: 82a2ae7132 user: dan tags: prepare-no-vtab) | |
| 19:30 | Add tests for the use of SQLITE_PREPARE_NO_VTAB in fts5. (check-in: 1999612010 user: dan tags: prepare-no-vtab) | |
| 19:29 | Add new sqlite3_prepare_v3() flag SQLITE_PREPARE_NO_VTAB, for preparing statements that are not allowed to use any virtual tables. Use this to prevent circular references in triggers on virtual table shadow tables from causing resource leaks. (check-in: 25666e3d03 user: dan tags: prepare-no-vtab) | |
| 18:51 | In FTS3, avoid calling memcpy() with a NULL source pointer, even if the transfer amount is zero bytes. (check-in: 1abb83d29a user: drh tags: trunk) | |
| 18:50 | The fts4umlaut.test module requires FTS5, so do not try to run it without that module. (check-in: dee3ae9001 user: drh tags: trunk) | |
| 18:17 | Fix the node hash function in RTREE to ensure that it always returns a non-negative value. (check-in: 0bf4c70a68 user: drh tags: trunk) | |
| 17:51 | Fix a potential NULL-pointer deference in RTREE due to corrupt shadow tables. (check-in: 1fdd3604ee user: drh tags: trunk) | |
| 16:53 | Prevent an infinite loop in rtree that can result from a corrupt shadow table. (check-in: 085667180b user: drh tags: trunk) | |
| 15:13 | Fix the RTree extension so that it correctly ignores constraints that it does not understand, even if they are against a dimension column. (check-in: ed8531e575 user: drh tags: trunk) | |
| 13:30 | In RTREE, turn an assert() into an if() because the condition can sometimes be false when dealing with a corrupt database. (check-in: 99bce4358b user: drh tags: trunk) | |
| 11:53 | Remove an assert() that could fail on a corrupt db from fts3_write.c. (check-in: 4cdcda408a user: dan tags: trunk) | |
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2018-12-20
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| 22:08 | Do not set the Cursor.seekOp test variable in the OP_NotExists opcode. This is a change to test logic only and does not affect deliverable builds. (check-in: 98f3430778 user: drh tags: trunk) | |
| 17:32 | Fix a bug in the code that detects self-referencing rows as part of foreign key processing. Fix for [50d2a6c2]. (check-in: 16fff05347 user: dan tags: trunk) | |
| 15:04 | Fix a segfault caused by using the RAISE function incorrectly (library now returns an error instead of crashing). (check-in: ddf06db702 user: dan tags: trunk) | |
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2018-12-18
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| 20:31 | In defensive mode, do not allow shadow tables to be renamed using ALTER TABLE. (check-in: 23e200da5c user: dan tags: trunk) | |
| 19:46 | Add the "mutexfree-shmlock" patch to this branch. (check-in: c3191fc8fc user: dan tags: begin-concurrent-pnu-wal2) | |
| 18:16 | Fix a test script problem in wal2savepoint.test. (check-in: e388d02940 user: dan tags: begin-concurrent-pnu-wal2) | |
| 18:01 | Merge the wal2 feature into this branch. (check-in: a2c618c0a4 user: dan tags: begin-concurrent-pnu-wal2) | |
| 17:47 | Merge latest begin-concurrent changes into this branch. (check-in: a93ca38b43 user: dan tags: begin-concurrent-pnu) | |
| 17:32 | Merge latest trunk changes into this branch. (check-in: b3a163b46c user: dan tags: begin-concurrent-wal2) | |
| 17:20 | Merge latest trunk changes into this branch. (check-in: 123cbb3312 user: dan tags: begin-concurrent) | |
| 16:24 | Add the ".integrity_check" command to tserver. (check-in: fa46fa3bfc user: dan tags: begin-concurrent-wal2) | |
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2018-12-17
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| 22:19 | Move variable declaration to address compilation issue (C89). (check-in: d64f248da3 user: mistachkin tags: trunk) | |
| 18:26 | Add wal2 related tests to this branch. (check-in: 5645822039 user: dan tags: begin-concurrent-wal2) | |
| 15:22 | Merge changes from wal2 branch. (check-in: 85f49f0d73 user: dan tags: begin-concurrent-wal2) | |
| 15:22 | Add extra test case to wal2recover.test. (check-in: 1a5aa73435 user: dan tags: wal2) | |
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2018-12-15
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| 20:59 | Merge latest wal2 changes into this branch. (check-in: 06bb80eeb8 user: dan tags: begin-concurrent-wal2) | |
| 20:20 | Further test cases for wal2 mode. (check-in: 9cb5f8dab6 user: dan tags: wal2) | |
| 07:12 | Fix errors in comments in fts5.h. (check-in: 4002790d94 user: dan tags: trunk) | |
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2018-12-14
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| 21:58 | Experimental support for new sqlite3_bind_blob() and sqlite3_bind_text() interfaces that take an extra void* argument that is passed into the destructor in front of the object that is to be destroyed. (Leaf check-in: 33a1924ebb user: drh tags: custom-destructors) | |
| 19:53 | Add further tests for wal2 mode. (check-in: 54e628f902 user: dan tags: wal2) | |
| 18:11 | Fix harmless compiler warnings. (check-in: 27221c6990 user: drh tags: trunk) | |
| 17:57 | Fix possible integer overflow while running PRAGMA integrity_check on a database file with a badly corrupted freelist. (check-in: 395599116d user: drh tags: trunk) | |
| 16:20 | Back out the expansion of the temporary buffer size from [32754ca6f86da816] and replace it with an explicit test for buffer overreads. (check-in: 8ba3d9f380 user: drh tags: trunk) | |
| 16:00 | Avoid a buffer overread in ptrmapPutOvflPtr() that can occurs in a corrupt database file that has large entries and uses autovacuum. (check-in: f8b781cf41 user: drh tags: trunk) | |
| 13:47 | Fix a harmless compiler warning in Sessions. (check-in: fc9791ea98 user: drh tags: trunk) | |
| 13:35 | Expand the size of the temporary page used during btree rebalancing by a few bytes, to avoid problems with small buffer overreads that can occur on corrupted database files. (check-in: 32754ca6f8 user: drh tags: trunk) | |
| 13:18 | When saving the position of a cursor at the b-tree layer, allocate a few extra bytes at the end of the buffer used to save the key. Otherwise, if the key is corrupt, the code that restores the cursor position may overread the buffer by a little. (check-in: 160b1e31c0 user: dan tags: trunk) | |
| 11:16 | Fix a problem with bytecode generation when a query involves two or more indexes on expressions connected by OR. Ticket [d96eba87698a428c1ddd0790ea04] (check-in: 7e4ed8b5c2 user: drh tags: trunk) | |
| 08:40 | Possible fix for [d96eba87]. (Closed-Leaf check-in: 89a25abfcd user: dan tags: tkt-d96eba87) | |
| 03:16 | Report corruption when an attempt is made to write a pointer-map page that is also being used as a btree page. Also, fix a bug in fuzzcheck that cause it to overlook a pointer-map bug that was trigger by the fuzzcheck test data, and also fix the pointer-map bug. (check-in: cc42dd1510 user: drh tags: trunk) | |
| 03:14 | Detect when an attempt is made to write to a pointer map page that is also being used as a btree page and report corruption. (Closed-Leaf check-in: 3036fd71ac user: drh tags: fuzzcheck-fix) | |
| 02:29 | Fix a bug in the custom in-memory VFS used by fuzzcheck. This bug masks other bugs that should have caused some existing fuzzdata7.db entries to fail, and so this fix is initially on a branch until those other bugs can be repaired. (check-in: e0994e9995 user: drh tags: fuzzcheck-fix) | |
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2018-12-13
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| 22:58 | Fix the dbtotxt decoder in the CLI so that it ignores excess bytes. (check-in: 18740bd448 user: drh tags: trunk) | |
| 21:52 | dbfuzz2 found a NEVER() that is sometimes true. (check-in: 1201615cbb user: drh tags: trunk) | |
| 21:11 | Add extra tests for database corruption inside the defragmentPage() routine, as dbfuzz2 has found ways for corruption to leak into that point. Add test cases in fuzzdata7.db. (check-in: 997b65117f user: drh tags: trunk) | |
| 21:05 | Fix a problem in sqlite3BtreeDelete() in which deleting an entry from a corrupt database can leave a btree page with zero cells. (check-in: 682053d1e6 user: drh tags: trunk) | |
| 20:49 | Add the "decode_hexdb" TCL command to testfixture. Add the dbfuzz001.test module to demonstration how to use decode_hexdb to deserialize a dbtotxt database description for use in a corruption test. (check-in: 1f583c53f3 user: drh tags: trunk) | |
| 18:59 | Fix the CLI to keep proper track of input line numbers for use in error messages, even after processing in-line hex database inputs using ".open --hexdb". (check-in: 7ffa985816 user: drh tags: trunk) | |
| 18:30 | Fix the CLI so that the ".open --hexdb" command works even if it is contained in a subscript that is read using ".read". (check-in: 67a87399b8 user: drh tags: trunk) | |
| 16:26 | Add tests cases for recovery in wal2 mode. (check-in: 34f56f8a42 user: dan tags: wal2) | |
| 15:52 | Merge the dbtotxt enhancement from trunk. (Closed-Leaf check-in: b386fce9a2 user: drh tags: dbfuzz2-cases) | |
| 15:06 | Add the "dbtotxt" utility program and the ability to read "dbtotxt" output as a deserialized input database in the CLI, using the --hexdb option to the ".open" command. (check-in: e3bf1d3ea5 user: drh tags: trunk) | |
| 12:37 | Include OPTS in the build of dbfuzz2. (check-in: eac9c0c496 user: drh tags: trunk) | |
| 12:28 | Fix the Makefile so that it honors CFLAGS when building sessionfuzz. (check-in: 54231ac4ca user: drh tags: trunk) | |
| 03:36 | New database corruption test cases discovered by dbfuzz2. The new cases have been added to test/fuzzdata7.db, but have not yet all been fixed, so tests will not currently pass. (check-in: b4210d320c user: drh tags: dbfuzz2-cases) | |
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2018-12-12
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| 21:34 | Fix another problem found by Matthew Denton's new fuzzer. (check-in: 2b690dbdff user: drh tags: trunk) | |
| 20:39 | Add new test file wal2big.test. (check-in: e3e50bcdab user: dan tags: wal2) | |
| 20:11 | Remove an ALWAYS() from a branch that is not always taken. The test case found by OSSFuzz has been added to TH3. (check-in: 5c7dab8553 user: drh tags: trunk) | |
| 19:04 | Add tests to ensure that each of the 4 wal read-locks does what it is supposed to. (check-in: 4d5779f31d user: dan tags: wal2) | |
| 11:57 | OSSFuzz found a case where an assert() inside sqlite3ExprCompare() can be true. Test case added to TH3. (check-in: bc891ac6b6 user: drh tags: branch-3.26) | |
| 11:54 | Fix a problem with using "<db>-vacuum" (the default) as the state database when resuming an RBU vacuum. (check-in: 6b7567fc0c user: drh tags: branch-3.26) | |
| 11:50 | Do not use a partial index as a table scan in an IN operator. Fix for ticket [1d958d90596593a77420e59]. (check-in: c1c735a8c6 user: drh tags: branch-3.26) | |
| 11:23 | OSSFuzz found a case where an assert() inside sqlite3ExprCompare() can be true. Test case added to TH3. (check-in: 23b62fb160 user: drh tags: trunk) | |
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2018-12-11
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| 17:56 | Change the way wal2 locks work to ensure a reader only ever has to lock a single slot. (check-in: 18b2c23ac5 user: dan tags: wal2) | |
| 13:44 | Merge latest trunk changes into this branch. (check-in: d8dd98a39e user: dan tags: wal2) | |
| 12:51 | Small performance improvement in sqlite3_step(). (check-in: d1db8d5894 user: drh tags: trunk) | |
| 12:20 | Small performance improvement in the sqlite3_bind() family of interfaces. (check-in: 1dc0c3df32 user: drh tags: trunk) | |
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2018-12-10
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| 20:01 | Further refinements to the sqlite3_normalized_sql() interface. TH3 now gives 100% MC/DC on that interface. (check-in: c96bf6cca2 user: drh tags: trunk) | |
| 18:15 | Refactor the sqlite3_normalized_sql() implementation. (check-in: 06e955e5d2 user: drh tags: trunk) | |
| 16:53 | Merge latest mutexfree-shmlock changes into this branch. (Leaf check-in: 186b376ec3 user: dan tags: begin-concurrent-pnu-mutexfree-shmlock) | |
| 16:52 | Make SQLITE_MFS_NSHARD a compile time setting. (check-in: b9a7415190 user: dan tags: mutexfree-shmlock) | |
| 16:49 | Fix issues with the new normalizer. (Leaf check-in: 057d7d40c5 user: drh tags: normalize-refactor) | |
| 16:00 | Refactor the sqlite3_normalized_sql() implementation. This is a work-in-progress. There are still issues. (check-in: a4c890b0af user: drh tags: normalize-refactor) | |
| 15:58 | Merge the latest version of mutexfree-shmlock with this branch. (check-in: 6007abfe09 user: dan tags: begin-concurrent-pnu-mutexfree-shmlock) | |
| 15:51 | Add extra tests to shmlock.test (direct testing of xShmLock methods). (check-in: d2c785f94c user: dan tags: mutexfree-shmlock) | |
| 15:24 | Rework the SQLITE_MUTEXFREE_SHMLOCK code to reduce contention. (check-in: d9157dd176 user: dan tags: mutexfree-shmlock) | |
| 09:45 | Avoid a mutex in-and-out in unixShmBarrier() on this branch. Use __sync_synchronize() instead. (check-in: a8c5fd86ce user: dan tags: mutexfree-shmlock) | |
| 09:36 | Avoid a mutex in-and-out in unixShmBarrier() on this branch. Use __sync_synchronize() instead. (check-in: 280d1a72dc user: dan tags: begin-concurrent-pnu-mutexfree-shmlock) | |
| 08:41 | Fix a problem with using "<db>-vacuum" (the default) as the state database when resuming an RBU vacuum. (check-in: c878d74173 user: dan tags: trunk) | |
| 02:00 | Merge enhancements from trunk. (check-in: b1bbc718c7 user: drh tags: apple-osx) | |
| 01:48 | Add support for the VACUUM INTO command. (check-in: 77f150b8b4 user: drh tags: trunk) | |
| 00:41 | Fix the shell1.test test for the new format of the .backup command. (Closed-Leaf check-in: 9748d7995b user: drh tags: vacuum-into) | |
| 00:40 | Merge fixes from trunk. (check-in: ab1e58fac9 user: drh tags: vacuum-into) | |
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2018-12-09
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| 18:55 | New test case for ticket [1d958d90596593a77420e59]. (check-in: b7bf3c9832 user: drh tags: trunk) | |
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2018-12-08
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| 20:30 | Do not use a partial index as a table scan in an IN operator. Fix for ticket [1d958d90596593a77420e59]. (check-in: 15bc915dd7 user: drh tags: trunk) | |
| 01:09 | Add the --async option to the ".backup" command in the CLI. (check-in: 7b6a605b18 user: drh tags: vacuum-into) | |
| 00:43 | Allow the INTO clause of VACUUM to be a text-valued expression. (check-in: af172b53b4 user: drh tags: vacuum-into) | |
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2018-12-07
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| 23:48 | Do not allow VACUUM INTO into a file that already exists. (check-in: 92f70e0fa3 user: drh tags: vacuum-into) | |
| 20:40 | Merge the VACUUM simplification from trunk. (check-in: 93d92a0a5d user: drh tags: vacuum-into) | |
| 20:26 | Remove a line of code from VACUUM that is no longer needed, due to the change that allows ATTACH to run within a transaction. (check-in: a92c398fc5 user: drh tags: trunk) | |
| 20:25 | Add multi-threaded performance test program "tserver" to this branch. Fix bugs in the begin-concurrent/wal2 integration revealed by the same. (check-in: 7bd3b35661 user: dan tags: begin-concurrent-wal2) | |
| 17:28 | Prototype implementation for the VACUUM INTO command. (check-in: 036e3320a4 user: drh tags: vacuum-into) | |
| 16:32 | Fix the sqlite3_normalized_sql() interface so that it renders double-quoted string literals as "?". (check-in: 0d8e150434 user: drh tags: trunk) | |
| 03:01 | Fix dbfuzz2.c so that it works with -DSQLITE_OMIT_INIT (check-in: 9ad796a882 user: drh tags: trunk) | |
| 02:01 | Fix the sqlite3ExprDup() function so that it correctly duplicates the Window object list on a Select that contains window functions. Fix for ticket [f09fcd17810f65f717]. (check-in: 65aafb5531 user: drh tags: branch-3.26) | |
| 01:56 | Fix the sqlite3ExprDup() function so that it correctly duplicates the Window object list on a Select that contains window functions. Fix for ticket [f09fcd17810f65f717]. (check-in: db5ed2268e user: drh tags: trunk) | |
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2018-12-06
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| 22:12 | Performance improvement: Avoid using sqlite3WalkerSelectExpr() and sqlite3WalkerSelectFrom() twice, so that the compiler will in-line their implementation. (Closed-Leaf check-in: 2b9258b8b0 user: drh tags: ticket-f09fcd17810f) | |
| 22:04 | Fix the sqlite3ExprDup() routine so that it makes complete duplications of subqueries containing window functions. (check-in: 940174543e user: drh tags: ticket-f09fcd17810f) | |
| 20:26 | Add the mutexfree-shmlock experiment to the begin-concurrent-pnu branch. (check-in: 3aead209b4 user: dan tags: begin-concurrent-pnu-mutexfree-shmlock) | |
| 20:18 | Experimental changes to (optionally) allow double-quoted strings to be checked against known identifiers. (Leaf check-in: 73a6b8c1b9 user: mistachkin tags: normalize_v4) | |
| 19:56 | New test case that still hits an assertion fault, just to prove that the previous checkin merely made the problem more obscure and did not completely fix it. (check-in: a9a3b53264 user: drh tags: ticket-f09fcd17810f) | |
| 19:15 | Simplify the query flattener so that it does not duplicate the WHERE clause of subquery that is being incorporated into the outer query - copies it directly. This is more efficient. And it also fixes the specific test case show for ticket [f09fcd17810f65f71789525] but it does not resolve the more general problem that sqlite3ExprDup() does not correctly duplicate expressions that contain subqueries with window functions. (check-in: f1b18d44ff user: drh tags: ticket-f09fcd17810f) | |
| 18:58 | Experiment with using an atomic CPU primitive instead of a mutex for intra-process locking with the unix-excl VFS. (check-in: 8f4cb9dd33 user: dan tags: mutexfree-shmlock) | |
| 17:06 | When masking bits off of sqlite3.flags, make sure the mask is 64 bits in size so as not to accidentally mask of high-order bits. (check-in: 53d3b169d8 user: drh tags: trunk) | |
| 16:54 | Add test file wal2snapshot.test that should have been added as part of an earlier commit. (check-in: f6baa7e116 user: dan tags: wal2) | |
| 16:50 | When saving off the value of sqlite3.flags, take care to preserve all 64 bits. (check-in: 9c6dbcfab5 user: drh tags: trunk) | |
| 16:11 | Issue a warning whenever a double-quoted string literal is used. (check-in: ac9ad50430 user: drh tags: trunk) | |
| 14:24 | Bump the version number to 3.26.1. (check-in: e97e053b78 user: drh tags: branch-3.26) | |
| 14:11 | Fix a potential NULL pointer dereference that can occur in ALTER TABLE following an OOM. Test case in TH3. (check-in: 99a0951fdc user: drh tags: branch-3.26) | |
| 13:57 | Ensure that ALTER TABLE modifies table and column names embedded in WITH clauses that are part of views and triggers. (check-in: e066b4e171 user: drh tags: branch-3.26) | |
| 03:59 | Invoking the sqlite3_trace() or sqlite3_trace_v2() interfaces cancels any sqlite3_profile() that is running. (check-in: ec63d3506b user: drh tags: trunk) | |
| 03:13 | Merge fixes from trunk. (check-in: f2083ee410 user: drh tags: begin-concurrent-pnu) | |
| 02:08 | Merge bug fixes from trunk. (check-in: 1e13aaa29f user: drh tags: begin-concurrent) | |
| 02:01 | Remove the unused pColHash field from the Table object. (check-in: 3a2c047989 user: drh tags: trunk) | |
| 01:53 | Fix a potential NULL pointer dereference that can occur in ALTER TABLE following an OOM. Test case in TH3. (check-in: ea50815bf8 user: drh tags: trunk) | |
| 01:08 | Fix a missing mutex in the sqlite3_normalized_sql() interface when it is called on a prepared statement that did not previously have a computed normalization of the input SQL. (check-in: 1a1a59c6c5 user: drh tags: trunk) | |
| 00:08 | Merge ALTER TABLE and sqlite3_normalized_sql() bug fixes from trunk. (check-in: 3793e5d5d6 user: drh tags: begin-concurrent-pnu) | |
| 00:05 | Merge ALTER TABLE and sqlite3_normalized_sql() fixes from trunk. (check-in: acf10b3f8d user: drh tags: begin-concurrent) | |
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2018-12-05
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| 23:56 | Get rid of the hash table used to track IN operators in the sqlite3_normalized_sql() implementation. Use simple integer variables instead. (check-in: 272dc74fd0 user: drh tags: trunk) | |
| 23:45 | The sqlite3_normalized_sql() interface should not be transforming quoted identifier names into wildcards. Fix this, and at the same time simplify the code substantially. (check-in: e8540377ec user: drh tags: trunk) | |
| 23:25 | Bungled checkin. Ignore. (Closed-Leaf check-in: 9b6e9a6e45 user: drh tags: mistake) | |
| 21:55 | Fix an imbalanced lock problem in sqlite3Normalize() introduced by the simplification in [94ea6379178e3ff6a]. (check-in: f69624373e user: drh tags: trunk) | |
| 19:42 | Increase the version number to 3.27.0 for the next development cycle. (check-in: 8f8d682825 user: drh tags: trunk) | |
| 18:28 | Merge enhancements and the ALTER TABLE bug fix from trunk. (check-in: edfc2acfcd user: drh tags: apple-osx) | |
| 18:25 | Add test cases to wal2concurrent.test. (check-in: ef9e7a87a4 user: dan tags: begin-concurrent-wal2) | |
| 17:48 | Simplifications to the sqlite3_normalized_sql() implementation. (check-in: 94ea637917 user: drh tags: trunk) | |
| 17:36 | Fix a test script problem on this branch. (check-in: 692ddc2808 user: dan tags: begin-concurrent-wal2) | |
| 17:31 | Fix a test script problem on this branch. (check-in: 285d1c5904 user: dan tags: wal2) | |
| 17:20 | Fix a problem causing "PRAGMA journal_mode" to report the wrong journal mode (wal instead of wal2) under some circumstances. (check-in: bf309107df user: dan tags: begin-concurrent-wal2) | |
| 17:14 | Fix a problem causing "PRAGMA journal_mode" to report the wrong journal mode (wal instead of wal2) under some circumstances. (check-in: 1d8d4f6896 user: dan tags: wal2) | |
| 16:45 | Fixes for snapshots API on this branch. Also ensure that the snapshots API cannot be used with wal2 mode databases (for now anyhow). (check-in: d8c2d55fa4 user: dan tags: begin-concurrent-wal2) | |
| 16:31 | Fixes for snapshots API on this branch. Also ensure that the snapshots API cannot be used with wal2 mode databases (for now anyhow). (check-in: 19c61ab794 user: dan tags: wal2) | |
| 13:49 | Merge enhancements from trunk, especially the sqlite3_normalized_sql() enhancement. (check-in: 342c9538d9 user: drh tags: begin-concurrent-pnu) | |