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50 descendants of [ff0b5c851b]

2014-05-03
11:22
Add the SQLITE_DEFAULT_WORKER_THREADS compile-time option. Fix a NULL-pointer dereference that can occur following OOM. check-in: e0dea89b3e user: drh tags: threads
2014-05-02
19:12
Fix typo in Windows makefile. Make sure the WaitForSingleObjectEx system call is always available. check-in: d7ed529fa2 user: mistachkin tags: threads
18:46
Do not run the vdbeRecordCompareDebug() assert if pKeyInfo->db is NULL since in that case there would be no way to check for a memory allocation failure. check-in: 63ed2d6acb user: drh tags: threads
18:05
Merge orderby-planning with this branch. check-in: d9549de317 user: dan tags: threads
17:12
Fix some broken asserts in btree.c and vdbeaux.c that may fail following an OOM error. check-in: e15f47064b user: dan tags: threads
16:03
Remove a faulty assert() from vdbesort.c. check-in: d95d68aa1d user: dan tags: threads
2014-04-24
12:28
Improvements to comments. Store some extra information in SqliteThread that is useful for debugging. check-in: 9fb5e21208 user: drh tags: threads
2014-04-23
12:57
Merge all recent trunk changes into the threads branch. check-in: e2c9f71a45 user: drh tags: threads
2014-04-18
13:57
Add to speedtest1.c the --threads option for setting the SQLITE_CONFIG_WORKER_THREADS configuration. check-in: 5fce40c44a user: drh tags: threads
13:40
Fix harmless compiler warnings. check-in: f8f72ecb90 user: drh tags: threads
12:38
Merge recent trunk changes into the threads branch. check-in: 8729aa3e3e user: drh tags: threads
2014-04-17
08:57
Fix build problems in vdbesort.c. Add further comments and changes to make things easier to understand. check-in: 12b190db1d user: dan tags: threads
2014-04-16
19:04
Clarify the purpose of the nField argument passed to sqlite3VdbeSorterInit(). check-in: c0c8cff17b user: dan tags: threads
17:41
Change the name of vdbeIncrInit2 to vdbePmaReaderIncrInit. Add a header comment to the same function. check-in: 6622d87675 user: dan tags: threads
16:43
Rework the way trees of MergeEngine objects are built in vdbesort.c to make it easier to follow. Fix memory leaks that could follow an OOM or IO error. Add various comments to explain functions in vdbesort.c. check-in: 69026ec7dc user: dan tags: threads
2014-04-15
20:52
Fix some problems to do with OOM conditions in vdbesort.c. Some problems remain. check-in: 2f94f9ce9b user: dan tags: threads
19:52
Fix further code and documentation issues in vdbesort.c. check-in: d03f5b8622 user: dan tags: threads
2014-04-14
19:23
Allow the sorter to begin returning data to the VDBE as soon as it is available, instead of waiting until all keys have been sorted. check-in: cb0ab20c48 user: dan tags: threads
18:41
Improve performance in single-threaded mode by having the final merge pass keys directly to the VDBE, instead of going via a final PMA. Closed-Leaf check-in: 02610cd9b7 user: dan tags: threads-experimental
08:45
Minor fixes so that builds with SQLITE_MAX_WORKER_THREADS=0 work. check-in: e400bbbf26 user: dan tags: threads-experimental
07:30
Improve use of multiple threads in sqlite3VdbeSorterRewind(). check-in: e1bdc4b810 user: dan tags: threads-experimental
2014-04-12
19:34
Fix many issues with new code. check-in: 62c406a042 user: dan tags: threads-experimental
2014-04-11
19:43
Avoid having the sorter merge too many PMAs at a time when incrementally merging data following a SorterRewind(). check-in: 98bf0307b1 user: dan tags: threads-experimental
2014-04-09
20:04
Experimental multi-threaded sorting changes to allow the sorter to begin returning items to the VDBE before all data is sorted. check-in: f9d5e09afa user: dan tags: threads-experimental
2014-04-07
18:44
Experimental multi-threaded sorting changes to begin merging PMAs before SorterRewind() is called. Closed-Leaf check-in: cbfc0f6d49 user: dan tags: abandoned
2014-04-04
22:44
Fix harmless compiler warnings. check-in: e54dded201 user: drh tags: threads
21:40
Fix typo in a Windows threading support routine. check-in: 5e3dfa27c7 user: mistachkin tags: threads
18:37
Merge the latest trunk changes into the threads branch. check-in: 39ac79cffe user: drh tags: threads
07:52
Add test file sort3.test, which should have been part of commit [9d3351b8d7]. check-in: dceed2c803 user: dan tags: threads
02:13
Change vdbeSorterExtendFile() so that it makes a best effort to create the PMA file of the desired size, but does not return an error if unable. check-in: 217814bc4b user: drh tags: threads
2014-04-03
16:42
Merge all recent changes from trunk. check-in: a0910079ad user: drh tags: threads
16:25
Fix an integer overflow problem in the sorter. check-in: 9d3351b8d7 user: dan tags: threads
14:29
Fix minor errors causing compilation to fail with SQLITE_MAX_WORKER_THREADS set to a value greater than zero. check-in: 0561272abf user: dan tags: threads
02:54
Refactor local object and method names in vdbesort.c so that their names more closely reflect their actual use. check-in: d284e30eb1 user: drh tags: threads
2014-04-02
18:58
Add a big introductory comment to vdbesort.c explaining its operation at a high level. Also adjust some symbolic names and fix other comment issues in that file. check-in: eef60f1bf5 user: drh tags: threads
15:15
Fix some problems with OOM handling in vdbesort.c. check-in: 47e702bd83 user: dan tags: threads
14:38
Change the name of the SorterThread object to "SortSubtask" to avoid confusion with the SQLiteThread object. check-in: 4ee2d910fb user: drh tags: threads
14:16
Incorrect change to a comment. Closed-Leaf check-in: abbdb92516 user: drh tags: mistake
2014-04-01
18:41
When sorting data for a CREATE INDEX statement in single-threaded mode, assume that keys are delivered to the sorter in primary key order. Also fix various comments that had fallen out of date. check-in: 821d1ac450 user: dan tags: threads
15:38
Even if compile time option SQLITE_MAX_WORKER_THREADS is set to one or greater, set the default number of worker threads to zero. Distribute data more evenly between threads in sqlite3VdbeSorterWrite() to improve performance when sorting large amounts of data. Add new test file sort2.test. check-in: 643c86a056 user: dan tags: threads
10:19
Fix a problem with OOM handling in the sorter code. check-in: 59cd5229e2 user: dan tags: threads
2014-03-31
19:57
Add the SQLITE_MAX_WORKER_THREADS compile time option. And the SQLITE_CONFIG_WORKER_THREADS sqlite3_config() switch. check-in: 2774710df8 user: dan tags: threads
2014-03-29
19:48
Changes to make the multi-threaded sorter sort stably. Closed-Leaf check-in: 83a105c864 user: dan tags: threads-closed
10:01
Fix a broken assert() in vdbesort.c. check-in: 18d1b402f2 user: dan tags: threads
09:34
Fix a problem in vdbesort.c causing spurious SQLITE_NOMEM errors when using memsys3 or memsys5. check-in: a683c05f62 user: dan tags: threads
06:27
Add the optimization to avoid some unnecessary calls to sqlite3VdbeRecordUnpack() added to the trunk by [707ea170b3]. check-in: fc4d04e6b0 user: dan tags: threads
2014-03-28
19:18
Merge latest changes from orderby-planning branch. check-in: 4c7fb54234 user: dan tags: threads
2014-03-26
19:45
Merge from trunk the fix for the crash on a corrupt database. check-in: 8cb2b02baa user: drh tags: threads
2014-03-25
14:12
Enable four sorting threads by default in the command-line shell. check-in: 1cab83577c user: drh tags: threads
13:17
Merge all fixes and enhancements from trunk. check-in: b415dfb6cb user: drh tags: threads
2014-03-17
15:43
Add an experimental multi-threaded capability to vdbesorter.c. check-in: ff0b5c851b user: dan tags: threads