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100 check-ins occurring around af7d1596044980e0.
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2017-05-19
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| 23:04 | Prevent a possible NULL pointer dereference in the OP_Found opcode that can follow an OOM error. Problem found by OSS-Fuzz. check-in: 50ad60de user: drh tags: branch-3.19 | |
| 22:51 | Prevent a possible NULL pointer dereference in the OP_Found opcode that can follow an OOM error. Problem found by OSS-Fuzz. check-in: c2de178f user: drh tags: trunk | |
| 20:55 | Improved comments on one routine in the query planner. Improved diagnostic output for ".wheretrace". No production code changes. check-in: 946b87a5 user: drh tags: trunk | |
| 20:47 | Fix a documentation typo. No changes to code. check-in: 68942a4f user: drh tags: trunk | |
| 20:46 | Branch for the 3.19 release. check-in: f2b829ec user: drh tags: branch-3.19 | |
| 19:57 | Invoke sqlite3_log() in response to irregularities surrounding the Pager.pAllRead bit-vector. check-in: 9527089b user: dan tags: begin-concurrent | |
| 12:32 | Fix some problems in fts5 code detected by -fsanitize=undefined. check-in: 35f72104 user: dan tags: trunk | |
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2017-05-18
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| 20:47 | Fix a problem on this branch causing some page-level read-locks to be omitted. check-in: 0eed1521 user: dan tags: begin-concurrent | |
| 18:17 | Fix a documentation typo. No changes to code. Closed-Leaf check-in: cfa4aa20 user: drh tags: doc-type | |
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2017-05-16
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| 09:49 | Update the tool/warnings.sh script to automatically use the right options on OpenBSD. check-in: 7940bff3 user: dan tags: trunk | |
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2017-05-15
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| 19:32 | Avoid writer starvation by adding a RESERVED state to page locks. check-in: 9b7f8024 user: dan tags: server-edition | |
| 17:56 | Merge changes from trunk. check-in: 6e0f64ab user: drh tags: schemalint | |
| 17:34 | Merge the latest changes from trunk. check-in: 14ea8400 user: drh tags: begin-concurrent | |
| 15:12 | Fix the build so that it works again with SQLITE_OMIT_SUBQUERY. check-in: bb0d9281 user: drh tags: trunk | |
| 15:05 | Improvements to the omittest.tcl script. check-in: 0f05d7e9 user: drh tags: trunk | |
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2017-05-13
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| 19:07 | Avoid running recovery while there is another read/write client. check-in: a38858a2 user: dan tags: server-edition | |
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2017-05-12
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| 18:52 | Require exclusive access to the db to wrap the wal file. Have "PRAGMA wal_checkpoint = restart" block for this. check-in: cbf44ed9 user: dan tags: server-edition | |
| 14:05 | Make sure the 'sqlite3changegroup_*' functions are included in the SQLITE_APICALL handling. check-in: a123cb93 user: mistachkin tags: trunk | |
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2017-05-11
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| 19:09 | Add another test case for the new authorizer functionality. check-in: 339df63f user: dan tags: trunk | |
| 18:49 | Merge recent enhancements from trunk. check-in: b55c0f14 user: drh tags: apple-osx | |
| 18:42 | Enhance the json_extract() function to reuse parses of the same JSON when the function appears multiple times in the same query. check-in: 3ba9e7ab user: drh tags: trunk | |
| 18:14 | Do not save the state of an fts5 merge operation mid-way through an input term, even if no previous entry for that term has caused any output. Doing so may corrupt the FTS index. check-in: 9a2de4f0 user: dan tags: trunk | |
| 16:49 | Cache the JSON parse used by json_extract(). Closed-Leaf check-in: 44ca6c2c user: drh tags: auxdata-cache | |
| 15:20 | Negative N values in sqlite3_get_auxdata() and sqlite3_set_auxdata() can be used to access an auxiliary data cache over all functions in a single prepared statement. check-in: ff530675 user: drh tags: auxdata-cache | |
| 13:43 | New requirements marks and documentation for the authorizer. check-in: 3980ea09 user: drh tags: trunk | |
| 12:27 | Improvements to the sqlite3_set_authorizer() documentation. check-in: 47629b19 user: drh tags: trunk | |
| 12:05 | Change the SQLITE_READ authorization call for unreferenced tables to use an empty string for the column name, as this is less likely to impact legacy authorization callbacks that assume column names are always non-NULL. check-in: 4139953a user: drh tags: trunk | |
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2017-05-10
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| 19:42 | Rename fields of the internal AuxData object to make them unique and easier to search for. check-in: 2be9850c user: drh tags: trunk | |
| 16:33 | Improved documentation for the SQLITE_READ authorizer callback. No code changes. check-in: 92c5ea70 user: drh tags: trunk | |
| 16:18 | Fix a problem causing a lock to be held past the end of a transaction. Use a blocking lock to take the read-lock on page 1 taken by all transactions. check-in: 2584df3d user: dan tags: server-edition | |
| 16:12 | Invoke the SQLITE_READ authorizer callback with a NULL column name for any table referenced by a query but from when no columns are extracted. check-in: 92ab1f72 user: drh tags: trunk | |
| 13:46 | Use a blocking call to obtain the wal-mode WRITER lock in some cases. check-in: 4464ca1d user: dan tags: server-edition | |
| 13:36 | Fix a couple of test scripts so that they work with -DSQLITE_DISABLE_FTS4_DEFERRED builds. check-in: 30018d31 user: dan tags: trunk | |
| 12:58 | Avoid unnecessary codec operations on in-memory subjournals. check-in: 199b2a84 user: drh tags: trunk | |
| 12:49 | Do not invoke codec macros for in-memory subjournals. Closed-Leaf check-in: d2bb0066 user: drh tags: codecless-inmemory-subjournal | |
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2017-05-09
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| 16:32 | Fix a problem with wrapping the log file in server mode. check-in: 270b7d1e user: dan tags: server-edition | |
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2017-05-08
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| 20:15 | Add some support for wal mode to the hack on this branch. check-in: b733afc1 user: dan tags: server-edition | |
| 18:29 | Do not invoke codec macros when reading or writing an in-memory sub-journal. check-in: 2c145ee6 user: dan tags: codecless-inmemory-subjournal | |
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2017-05-06
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| 18:09 | Fix an obscure assertion fault that can follow an OOM. The problem was introduced by check-in [a1cf44763277b6c7]. check-in: 04e7e565 user: drh tags: trunk | |
| 17:12 | Fix requirements marks and harmless compiler warnings. check-in: 198ff4c0 user: drh tags: trunk | |
| 16:04 | Update this branch with latest trunk changes. check-in: ed6bad67 user: dan tags: server-edition | |
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2017-05-04
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| 14:02 | Remove the tool/schemalint.tcl script. And related Makefile entries. It is superseded by sqlite3_expert. check-in: 269bf52e user: dan tags: schemalint | |
| 11:13 | Fix a collision of the "B0" identifier name between the termios.h header file and the SHA3 implementation in the shell. check-in: b9a58dac user: drh tags: trunk | |
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2017-05-03
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| 19:36 | Remove the unused "sqlite3_stack_used" TCL command from the test harness. check-in: e24b7382 user: drh tags: trunk | |
| 17:44 | Fix the sqlite3GetInt32() function so that it correctly returns 0 on a zero-length input string. check-in: 05eba9e3 user: drh tags: trunk | |
| 15:54 | Always enable URI filenames when compiling with SQLITE_HAS_CODEC. Also allow plaintext keys using the key= query parameter. check-in: 31a51b4d user: drh tags: trunk | |
| 13:05 | Fix a harmless compiler warning on Windows. check-in: 593e5dd0 user: drh tags: schemalint | |
| 12:50 | Get sqlite3_expert building on Windows. check-in: d8254047 user: drh tags: schemalint | |
| 12:15 | In sqlite3expert.c, do not copy the schema for virtual tables. Updates to makefiles to make building easier. check-in: da15752d user: drh tags: schemalint | |
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2017-05-02
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| 20:42 | In the sqlite3_expert command-line tool, allow two-dash options. Do not accept the database name if it begins with "-". check-in: af7d1596 user: drh tags: schemalint | |
| 19:45 | Merge the latest enhancements from trunk. check-in: a7dcf6a7 user: drh tags: schemalint | |
| 18:00 | Fix the fts3EvalAverageDocsize() routine so that it returns errors from sqlite3_reset() rather than always returning SQLITE_OK. check-in: 430f539c user: drh tags: trunk | |
| 17:54 | Reuse the same materialization of a view when that view appears in a query more than once, such as in a self-join. check-in: 9e35c89d user: drh tags: trunk | |
| 16:55 | Move terms of the HAVING clause that reference only columns in the GROUP BY clause over to the WHERE clause, resulting in a faster query plan. check-in: 47cbb471 user: drh tags: trunk | |
| 16:46 | Additional comments on the sqlite3ExprIsConstantOrGroupBy() routine. No code changes. Closed-Leaf check-in: 8424492e user: drh tags: having-where-optimization | |
| 01:30 | Fix typo in comment. No changes to code. check-in: 6674814a user: mistachkin tags: trunk | |
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2017-05-01
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| 20:07 | Update this branch with latest trunk changes. check-in: 83b1e163 user: dan tags: server-edition | |
| 19:53 | Remove an unnecessary branch. check-in: a3317959 user: drh tags: having-where-optimization | |
| 18:24 | Enhance "PRAGMA integrity_check" to detect duplicate rowids within a leaf page. check-in: adcad37b user: dan tags: trunk | |
| 18:12 | Clear the BTCF_ValidNKey flag set if a cursor is moved by sqlite3BtreeInsert(). Fix for [f68dc596c4]. check-in: a6727eef user: dan tags: trunk | |
| 17:04 | Futher bug fixes to the function that determines when a materialized view can be reused. Closed-Leaf check-in: c64fe3a1 user: drh tags: materialized-view-reuse | |
| 16:37 | Minor bug fixes and performance enhancement. check-in: b2aae559 user: drh tags: materialized-view-reuse | |
| 15:15 | Initial implementation of an optimization that attempts to reuse the same materialization of a view on a self-join of the view. check-in: 478c34b9 user: drh tags: materialized-view-reuse | |
| 14:25 | Update this branch with latest trunk changes. check-in: 11f4761c user: dan tags: schemalint | |
| 14:09 | Add extra tests for the optimization on this branch. check-in: 4921cd95 user: dan tags: having-where-optimization | |
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2017-04-29
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| 20:53 | Automatically transfer terms from the HAVING clause to the WHERE clause of an aggregate query in cases where the result of evaluating the term depends only one one or more of the GROUP BY expressions (and on no other inputs). check-in: 5375a3ce user: dan tags: having-where-optimization | |
| 19:29 | Add a single testcase() macro to the subquery processing logic. check-in: 4e1df76e user: drh tags: trunk | |
| 18:02 | Improvements to opcode documentation in the bytecode engine. No changes to code. check-in: e54c9f8d user: drh tags: trunk | |
| 15:48 | Avoid reading the file-size before page 1 is read-locked. check-in: f6b025bf user: dan tags: server-edition | |
| 15:27 | Evaluate WHERE clause terms that reference only the index before evaluating terms that require the table, and thereby avoid seeking the table row if index terms are false. This is called the "push-down" optimization in the MySQL world, we are told. check-in: d7bb79ed user: drh tags: trunk | |
| 14:56 | Minor size and performance improvements to the push-down optimization. Closed-Leaf check-in: 91dfb61a user: drh tags: pushdown-optimization | |
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2017-04-28
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| 19:59 | Within a loop that uses a non-covering index test, test non-indexed terms that can be tested without seeking the main table cursor before those that cannot. check-in: afe68f0a user: dan tags: pushdown-optimization | |
| 17:32 | Fix various bugs revealed by running performance tests. check-in: a40b42c4 user: dan tags: server-edition | |
| 14:09 | Add a missing releasePage() call to the server-mode free-list management code. check-in: a5a08548 user: dan tags: server-edition | |
| 10:20 | Use a different free-list format for server-mode databases in order to reduce contention. check-in: 778e8a10 user: dan tags: server-edition | |
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2017-04-27
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| 14:12 | Do not write master journal filenames into server-mode journal files. Use SQLITE_MUTEX_STATIC_APP1 to protect critical sections in server.c. check-in: 3144ae40 user: dan tags: server-edition | |
| 13:05 | If possible, delete the journal file when a database connection is closed. check-in: d5b5326d user: dan tags: server-edition | |
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2017-04-26
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| 20:45 | Experimental implementation of pessimistic page-level locking based on rollback mode. check-in: 64ecf7c7 user: dan tags: server-edition | |
| 17:21 | Add new test file cachespill.test. check-in: 2d0b6431 user: dan tags: trunk | |
| 14:34 | Replace <fts5.h> with "fts5.h" in test file fts5_test_tok.c. check-in: 63d9ca5c user: dan tags: trunk | |
| 04:32 | Fix a subtle bug in Lemon discovered and reported on the mailing list by Kelvin Sherlock, who also suggested the correct fix. check-in: 304689f8 user: drh tags: trunk | |
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2017-04-24
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| 16:14 | Bring in all the latest enhancements from trunk. check-in: 031feebc user: drh tags: apple-osx | |
| 14:16 | When building an ephemeral table of integers, do not assume that the table does not already contain N if the insert cursor points to N-1. Fix for ticket [61fe9745]. check-in: 1c1b0862 user: dan tags: trunk | |
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2017-04-22
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| 00:20 | Fix an assertion fault found by OSSFuzz. check-in: e39769f4 user: drh tags: trunk | |
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2017-04-21
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| 19:58 | Another minor formatting fix. check-in: 9fa2ce3c user: dan tags: schemalint | |
| 19:56 | Fix formatting errors in the previous commit. check-in: da9a2e5a user: dan tags: schemalint | |
| 19:53 | Update the README.md file in the ext/expert/ directory. check-in: 3b2ff4e0 user: dan tags: schemalint | |
| 17:03 | Remove a NEVER macro for a condition that may be true as of [a47efb7c]. Problem reported by OSSFuzz. check-in: bdc50d8d user: dan tags: trunk | |
| 16:04 | Fix an FTS5 bug that could cause a prefix-query without a prefix-index on a database that contains delete-markers to return extra, non-matching, rows. check-in: 840042cb user: dan tags: trunk | |
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2017-04-20
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| 17:35 | Merge latest trunk changes into this branch. check-in: b1533bc4 user: dan tags: schemalint | |
| 17:03 | Avoid creating a temp table in the user database in the sqlite3_expert code. check-in: 4e366996 user: dan tags: schemalint | |
| 16:43 | Speed this branch up a bit by filtering before the virtual table layer when sampling user data. Closed-Leaf check-in: 8e57c313 user: dan tags: schemalint-failure | |
| 16:18 | Avoid adding INTEGER PRIMARY KEY columns to candidate indexes. check-in: 4577fea5 user: dan tags: schemalint | |
| 16:08 | Avoid creating a temp table in the user database in the sqlite3_expert code. Trouble is, this makes sampling for stat1 data much slower. check-in: c62e3582 user: dan tags: schemalint-failure | |
| 09:54 | Add an option to generate stat1 data based on a subset of the user database table contents to sqlite3_expert. check-in: c69c3e21 user: dan tags: schemalint | |
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2017-04-19
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| 13:25 | Further improvements to coverage of fts3 module. check-in: 6b21d0fd user: dan tags: trunk | |
| 07:33 | Further modifications and test cases to improve test coverage of fts3. check-in: ea8a0d2c user: dan tags: trunk | |
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2017-04-18
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| 20:10 | Have sqlite3_expert_analyze() populate the sqlite_stat1 table before running queries through the planner for the second time. check-in: a157fcfd user: dan tags: schemalint | |
| 13:50 | Use sqlite3_table_column_metadata() instead of a SELECT statement to check for the existence of a %_stat table in fts3. This leads to smaller and easier to test code. check-in: dc2a4802 user: dan tags: trunk | |
| 11:20 | Improved optimizations of views as the right operand of a LEFT JOIN. check-in: 41c27bc0 user: drh tags: trunk | |