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50 descendants of 9ac8f1e7115bc506

2014-09-01
23:06
Update comments in the ANALYZE command that describe how the Stat4Accum objecct is passed around within the VDBE. No changes to functional code. (check-in: 9779c7a9eb user: drh tags: trunk)
22:34
Avoid a confusing (though correct) argument to the sqlite3_result_blob() function in the implementation of ANALYZE. (check-in: 4cae93f8ae user: drh tags: trunk)
19:29
For sqlite3_win32_is_nt(), assume WinRT is NT-based and revise #ifdef ordering to prefer the ANSI version of GetVersionEx, when available. (check-in: be0a037244 user: mistachkin tags: trunk)
18:21
Tweak the documentation for SQLITE_LIMIT_WORKER_THREADS. No changes to executable code. (check-in: 672e7387b1 user: drh tags: trunk)
17:36
Add support for using separate worker threads to speed large sorts. The SQLITE_MAX_WORKER_THREADS and SQLITE_DEFAULT_WORKER_THREADS compile-time options and the SQLITE_LIMIT_WORKER_THREADS argument to sqlite3_limit() and the "PRAGMA threads=N" pragma are added. (check-in: b1c0f0bc1b user: drh tags: trunk)
2014-08-29
19:06
Disable worker threads when SQLITE_THREADSAFE=0. Set the default compile-time maximum number of worker threads to 8 and honor the SQLITE_DEFAULT_WORKER_THREADS compile-time constant (which defaults to 0). (Closed-Leaf check-in: 33fa041049 user: drh tags: threads)
18:06
Fix the speedtest1.c test program to set the worker thread count using the threads pragma. (check-in: 2ab4b5adc6 user: drh tags: threads)
16:20
Add SQLITE_LIMIT_WORKER_THREADS for controlling the maximum number of worker threads. (check-in: 1b598c68f3 user: drh tags: threads)
14:40
Merge recent performance enhancements from trunk onto the threads branch. (check-in: 35c44a3c73 user: drh tags: threads)
2014-08-25
23:44
Remove the SQLITE_CONFIG_WORKER_THREADS configuration parameter. The number of worker threads in the sorter is now determined only by the PRAGMA threads=N setting. (check-in: e3305d4b4e user: drh tags: threads)
22:43
Merge the CAST operator enhancements from trunk. (check-in: 6c8f86e4e0 user: drh tags: threads)
15:13
Query or change the maximum number of worker threads allowed on each database connection separately using the "PRAGMA threads" command. (check-in: 29c5e8a7c9 user: drh tags: threads)
13:27
Merge the recent performance enhancements implemented on trunk into the threads branch. (check-in: dfdc900f5d user: drh tags: threads)
2014-08-15
15:46
Merge the 3.8.6 release into the threads branch. (check-in: 05807c4122 user: drh tags: threads)
2014-08-14
14:02
Merge the pre-3.8.6 changes into the threads branch. (check-in: a608fd1d52 user: drh tags: threads)
2014-08-06
02:03
Merge all recent changes from trunk. (check-in: a353a8515f user: drh tags: threads)
2014-07-30
18:47
Add a new sqlite3FaultSim() call to vdbePmaReaderSeek() to facilitate tests of error handling in the sorter. (check-in: 655d8cfc75 user: drh tags: threads)
17:21
Mark some invariants in the vdbesort.c logic when SQLITE_MAX_WORKER_THREADS==0. (check-in: 721cd96585 user: drh tags: threads)
14:44
Merge recent trunk changes, and especially the fix for the CREATE UNIQUE INDEX problem of ticket [9a6daf340df99ba9]. (check-in: 5b50a8380b user: drh tags: threads)
2014-07-29
21:44
Disable an assert that is sometimes generated spuriously. (check-in: bd9ee0ea69 user: mistachkin tags: threads)
19:00
Update return value checking to conform to the beginthreadex() specs. (check-in: 3144a16f91 user: mistachkin tags: threads)
18:53
Add a couple more assert statements. (check-in: 4e816db235 user: mistachkin tags: threads)
18:46
Fix unreachable branches in the threads.c module. (check-in: 3175e366bb user: drh tags: threads)
17:22
Fix a harmless compiler warning. (check-in: 216d21d0e6 user: drh tags: threads)
16:37
Make the Win32 thread handles are available after the threads exit. (check-in: 565c5af7a7 user: mistachkin tags: threads)
15:18
Fix the threads build on Windows when SQLITE_MAX_WORKER_THREADS is greater than 0. (check-in: f37db3a03d user: drh tags: threads)
14:16
Merge the R-Tree fix and the new SQLITE_TESTCTRL_ISINIT test control from trunk. (check-in: b2f7eb3cc2 user: drh tags: threads)
00:42
Add some asserts to the Win32 mutex subsystem. (check-in: e8f2dc5fad user: mistachkin tags: threads)
00:23
Fix the build on windows. (check-in: 2773a5f987 user: drh tags: threads)
2014-07-28
20:16
Remove an unnecessary parameter from vdbeMergeEngineStep(). Rename a couple other routines to be more descriptive of what they do. (check-in: f2407a40f3 user: drh tags: threads)
19:58
Rename vdbeIncrMergerInit() to vdbeMergeEngineInit() - a much more accurate name. (check-in: 5b084a2dd5 user: drh tags: threads)
18:57
In vdbesort.c, rename vdbeSorterDoCompare() to vdbeMergeEngineCompare() and move it closer to the one place where it is called. Other minor comment changes. (check-in: 09d50d9f0f user: drh tags: threads)
17:18
In vdbesort.c, rename all pointers to sqlite3_file objects "pFd" and use the name "pFile" only for pointers to SortFile objects. Other comment enhancements. (check-in: 518290a7fc user: drh tags: threads)
15:01
Merge recent trunk changes into the threads branch. (check-in: 163c247bd8 user: drh tags: threads)
14:54
Improvements to comments in the multi-threaded sorter. Also include a function name change for clarity. And add a test to help show that the MergeEngine object is only used by a single thread. (check-in: 9af50a878f user: drh tags: threads)
2014-07-24
16:54
Merge all recent trunk changes into the threads branch. (check-in: 770685892c user: drh tags: threads)
2014-06-30
20:25
Merge the latest trunk changes into the threads branch. (check-in: ae23a65eb1 user: drh tags: threads)
2014-06-18
15:18
Merge in all recent changes from trunk, and especially the automatic index enhancements. (check-in: 0e1b73496f user: drh tags: threads)
2014-06-05
13:22
Bring the threads branch up-to-date with the 3.8.5 release. (check-in: e4b01676d7 user: drh tags: threads)
2014-05-29
20:24
Merge changes from the trunk into the threads branch. (check-in: 416cb09126 user: drh tags: threads)
2014-05-26
20:15
Merge recent trunk changes into the threads branch. (check-in: 8215202759 user: drh tags: threads)
2014-05-20
19:11
Improvements to the testability of the threads.c module. (check-in: 386e088868 user: drh tags: threads)
11:03
In vdbesort.c, change the names of PmaReader variables "pIter" to "pReadr". Other related comment changes. The generated object code should be the same. (check-in: 99efb235a0 user: drh tags: threads)
2014-05-19
23:17
Merge recent changes from trunk. (check-in: 6eefdad946 user: drh tags: threads)
2014-05-16
20:24
Rearrange some conditionals and add #if statements to make the code more testable. (check-in: 17afd77057 user: drh tags: threads)
17:31
Add a pair of sqlite3FaultSim(100) calls to vdbesort.c to facilitate testing of obscure and hard to reach error conditions. (check-in: cceac14fd8 user: drh tags: threads)
14:27
Merge all recent changes from trunk, and especially the new sqlite3FaultSim() interface. (check-in: 43fcbd9116 user: drh tags: threads)
12:18
Use #ifdef logic to avoid an always-true branch when SQLITE_MAX_WORKER_THREADS=0 (check-in: 88cfe6d7de user: drh tags: threads)
2014-05-15
16:56
Use #ifdef to omit code that is not used when SQLITE_MAX_WORKER_THREADS is zero. (check-in: 2e8d287d4f user: drh tags: threads)
2014-05-12
15:30
In the sorter, only use large memory allocations if scratch memory has not been configured. Add #ifdefs to disable unused code when SQLITE_MAX_WORKER_THREADS is zero. Other sorter changes in support of testability. (check-in: d7e2b0d9cb user: drh tags: threads)
2014-05-09
15:00
Merge the latest trunk changes into the threads branch. (check-in: 9ac8f1e711 user: dan tags: threads)