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50 check-ins occurring around 2010-04-15 01:04:54.
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2010-04-22
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| 19:14 | Create a version of the log checksummer that works on big-endian platforms. Remove the 512KB size limit on the log-summary. (check-in: 5d6d4423d1 user: dan tags: wal) | |
| 06:27 | Further tests and changes related to switching between WAL and rollback modes. (check-in: 1236318477 user: dan tags: wal) | |
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2010-04-21
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| 18:37 | Tests for (and changes to) the code to switch between WAL and rollback modes. (check-in: 9f4f933f2c user: dan tags: wal) | |
| 11:43 | If, after obtaining a SHARED lock, there exists a *-wal file in the file-system, use WAL mode. This is necessary to recover from a crash that damages the first page of the database file. (check-in: 33cabf271b user: dan tags: wal) | |
| 06:19 | Minor changes to test cases to account for the fact that databases with read/write versions of 2 are now understood. (check-in: 278ed41e1d user: dan tags: wal) | |
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2010-04-20
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| 18:53 | Use the read and write version fields of the database header to mark a database as operating in wal-mode. (check-in: 96bef18c14 user: dan tags: wal) | |
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2010-04-19
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| 18:03 | Add the sqlite3_log_hook() interface for scheduling checkpoints. (check-in: 9bda601455 user: dan tags: wal) | |
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2010-04-17
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| 18:50 | Add some comments regarding file-locks to log.c. (check-in: 9d51c3b754 user: dan tags: wal) | |
| 17:34 | Do not sync any files in wal mode if "PRAGMA synchronous=off" is set. If files are synced, pass either SQLITE_SYNC_FULL or SQLITE_SYNC_NORMAL to the xSync() callback as configured by "PRAGMA fullfsync". (check-in: 0ae91b0008 user: dan tags: wal) | |
| 16:10 | It is possible for sqlite3.pUnlockConnection to be non-NULL when sqlite3.pBlockingConnection is NULL, as the notify1.test script demonstrates. (Closed-Leaf check-in: 95ff76ef67 user: drh tags: experimental) | |
| 15:45 | Merge with trunk commit [3e646e3f4c]. (check-in: 43463970f5 user: dan tags: wal) | |
| 15:42 | In synchronous=normal mode, do not sync the log after every transaction. In synchronous=full mode, sync the log and add any extra frames required to avoid blast-radius related problems after each transaction. (check-in: 9bc9b68473 user: dan tags: wal) | |
| 12:53 | Change sqlite3_step() so that it automatically calls sqlite3_reset() instead of returning SQLITE_MISUSE when invoked on a prepared statement that previously returned any value other than SQLITE_ROW. (check-in: 3e646e3f4c user: drh tags: trunk) | |
| 12:31 | Enhancements to wal-mode locking scheme. (check-in: 8549c28649 user: dan tags: wal) | |
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2010-04-16
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| 22:05 | Changes for branch coverage of notify.c. Fixed quirk of unlock_notify() where it would still think it was blocked after a callback was cleared (even after the transaction on the blocking connection was closed). (check-in: c54e8dad01 user: shaneh tags: experimental) | |
| 13:59 | Change the log file format to include a small (12 byte) header at the start of the file. (check-in: 9865d14d60 user: dan tags: wal) | |
| 11:30 | Fix bug in log recovery (last frame in log was being ignored). Also remove an incorrect assert statement. (check-in: 67d2a89ec2 user: dan tags: wal) | |
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2010-04-15
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| 23:24 | Disable query flattening when the outer query is a compound SELECT and the inner query has a LIMIT clause. Ticket [02a8e81d44]. (check-in: f96782b389 user: drh tags: trunk) | |
| 16:45 | Allow writers to write dirty pages to the log mid-transaction in order to free memory. (check-in: ecd828f969 user: dan tags: wal) | |
| 13:33 | Merge two leaves on the WAL branch. (check-in: c9ed66cc39 user: dan tags: wal) | |
| 13:29 | The query planner fix of check-in [33b1f584ef] should have been on the trunk. (check-in: f538d759be user: drh tags: trunk) | |
| 12:36 | Fix a problem in the result set size estimation logic of the query planner - a problem introduced by the two previous changes. (check-in: 33b1f584ef user: drh tags: wal) | |
| 10:58 | Change the way checksums are calculated. (check-in: 84955c2e9c user: dan tags: wal) | |
| 02:37 | Bring over the recent query planner enhancements from the trunk. (check-in: 82969f27e5 user: drh tags: wal) | |
| 01:04 | Further refinements to table order selection on join query planning. (check-in: defaf0d99a user: drh tags: trunk) | |
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2010-04-14
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| 19:01 | The query planner uses non-indexable WHERE clause terms to reduce the estimated number of output rows, then uses the estimated number of output rows as a tie-breaker when choosing table order. (check-in: b87cb0c2bd user: drh tags: trunk) | |
| 18:50 | Add tests and fix bugs in WAL locking mechanism. (check-in: c18077f246 user: dan tags: wal) | |
| 18:06 | Add tests to check inter-process WAL locking. (check-in: 9435f31358 user: dan tags: wal) | |
| 15:49 | Improve the logLockRegion() function in log.c. (check-in: 5e9dd3bd8e user: dan tags: wal) | |
| 11:23 | Fixes for locking issues in WAL mode. (check-in: a9617eff39 user: dan tags: wal) | |
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2010-04-13
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| 19:27 | Add experimental locking scheme. (check-in: 3f958e87c3 user: dan tags: wal) | |
| 15:30 | Fix an uninitialized variable in readDbPage of pager.c. (check-in: f4e1150fed user: drh tags: wal) | |
| 11:56 | Remove old code to interpret an argument (no longer used) to "PRAGMA checkpoint". (check-in: 27dc5977c1 user: dan tags: wal) | |
| 11:45 | Fix other problems in the WAL test scripts. (check-in: dcb31181db user: dan tags: wal) | |
| 11:35 | Fix test script issues preventing walthread.test from running. (check-in: d90b1dde07 user: dan tags: wal) | |
| 11:18 | Fix a pager bug introduced by the wal code. (check-in: 4a0b29dc5e user: dan tags: wal) | |
| 06:20 | Sync wal branch with [012cf101bf]. (check-in: 9d690f24f6 user: dan tags: wal) | |
| 06:18 | Test that the rollback-hook is invoked if a commit-hook implementation returns non-zero (causing a rollback). Remove documentation comment that says otherwise from sqlite.h.in. (check-in: 012cf101bf user: dan tags: trunk) | |
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2010-04-12
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| 20:54 | Add e_fts3.test to the set of tests excluded from the inmemory_journal exclusion list, since it does simulated OOM errors which trigger I/O errors and SQLite is unable to recover from I/O errors without a persistent journal. (check-in: e7e7127f0b user: drh tags: trunk) | |
| 19:44 | Recent changes cause the xSync method of the memory journal implementation to be used, so remove the assert(0). (check-in: 1f2cb94028 user: drh tags: trunk) | |
| 19:43 | Clear a global variable in e_fts3.test before it is used. (check-in: ae89dfd26b user: drh tags: trunk) | |
| 19:32 | Remove duplicate secure_delete pragma implemention. (check-in: c15fda145b user: drh tags: wal) | |
| 19:05 | Add "log.h", which should have been part of the previous commit. (check-in: 8de9f01004 user: dan tags: wal) | |
| 19:00 | Import experimental write-ahead-logging code. (check-in: 409d61baeb user: dan tags: wal) | |
| 17:08 | Fix a problem where a process in exclusive mode could delete a hot-journal file without rolling it back from within sqlite3_close() or DETACH. This problem was introduced by commits from the past few days; it is not present in any release. (check-in: 51a6139508 user: dan tags: trunk) | |
| 14:51 | Reset the simulated device in the test harness to its default configuration whenever it is restarted. (check-in: 562d20e662 user: drh tags: trunk) | |
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2010-04-10
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| 17:52 | Fix issues and clarify the operation of pager_playback_one_page(). A block comment in pager.c identifies 13 invariants on the pager subsystem. Ticket [9d68c883132c8]. (check-in: 0906597698 user: drh tags: trunk) | |
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2010-04-09
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| 23:05 | Add a test case for the OOM-fault corruption issue. Ticket [9d68c883132c8]. (check-in: 0a64a937b5 user: drh tags: trunk) | |
| 15:34 | Candidate fix for a pager bug associated with sqlite3PagerMovepage(). (check-in: 8c046eb6d1 user: drh tags: trunk) | |
| 09:14 | Avoid unnecessary calls to sqlite3_step() with null prepared statements while parsing the schema. (check-in: ae04d2d15d user: drh tags: trunk) | |