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100 most recent check-ins related to "threads"

2014-09-01
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: b1c0f0bc 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: 33fa0410 user: drh tags: threads
18:06
Fix the speedtest1.c test program to set the worker thread count using the threads pragma. check-in: 2ab4b5ad user: drh tags: threads
16:20
Add SQLITE_LIMIT_WORKER_THREADS for controlling the maximum number of worker threads. check-in: 1b598c68 user: drh tags: threads
14:40
Merge recent performance enhancements from trunk onto the threads branch. check-in: 35c44a3c user: drh tags: threads
14:20
Not a fault after all, rather a testing mistake. Move this change back to trunk. Was: Avoid an unnecessary OP_Move operation for expression subqueries. check-in: 2a74129a user: drh tags: trunk
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: e3305d4b user: drh tags: threads
22:43
Merge the CAST operator enhancements from trunk. check-in: 6c8f86e4 user: drh tags: threads
22:37
Add an assert() and five testcase() macros to the OP_Cast opcode implementation to help verify that it is fully tested. check-in: af364cce user: drh tags: trunk
15:13
Query or change the maximum number of worker threads allowed on each database connection separately using the "PRAGMA threads" command. check-in: 29c5e8a7 user: drh tags: threads
13:27
Merge the recent performance enhancements implemented on trunk into the threads branch. check-in: dfdc900f user: drh tags: threads
11:33
Remove the pager_lookup() function since it is redundant with sqlite3PagerLookup(). check-in: 54164ce4 user: drh tags: trunk
2014-08-15
15:46
Merge the 3.8.6 release into the threads branch. check-in: 05807c41 user: drh tags: threads
11:46
Version 3.8.6 check-in: 9491ba7d user: drh tags: trunk, release, version-3.8.6
2014-08-14
14:02
Merge the pre-3.8.6 changes into the threads branch. check-in: a608fd1d user: drh tags: threads
13:06
Fix typos in comments used to help generate documentation. No changes to code. check-in: 13a2d90a user: drh tags: trunk
2014-08-06
02:03
Merge all recent changes from trunk. check-in: a353a851 user: drh tags: threads
01:08
Fix typos in the opcode documentation. Comment changes only. No changes to code. check-in: 717245d4 user: drh tags: trunk
2014-07-30
18:47
Add a new sqlite3FaultSim() call to vdbePmaReaderSeek() to facilitate tests of error handling in the sorter. check-in: 655d8cfc user: drh tags: threads
17:21
Mark some invariants in the vdbesort.c logic when SQLITE_MAX_WORKER_THREADS==0. check-in: 721cd965 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: 5b50a838 user: drh tags: threads
13:56
Ensure that the correct number of columns in a UNIQUE index are checked for uniqueness, regardless of whether or not the original table has a ROWID or if the columns are NOT NULL, etc. Ticket [9a6daf340df99ba93c]. check-in: 6b785e92 user: drh tags: trunk
2014-07-29
21:44
Disable an assert that is sometimes generated spuriously. check-in: bd9ee0ea user: mistachkin tags: threads
19:00
Update return value checking to conform to the beginthreadex() specs. check-in: 3144a16f user: mistachkin tags: threads
18:53
Add a couple more assert statements. check-in: 4e816db2 user: mistachkin tags: threads
18:46
Fix unreachable branches in the threads.c module. check-in: 3175e366 user: drh tags: threads
17:22
Fix a harmless compiler warning. check-in: 216d21d0 user: drh tags: threads
16:37
Make the Win32 thread handles are available after the threads exit. check-in: 565c5af7 user: mistachkin tags: threads
15:18
Fix the threads build on Windows when SQLITE_MAX_WORKER_THREADS is greater than 0. check-in: f37db3a0 user: drh tags: threads
14:16
Merge the R-Tree fix and the new SQLITE_TESTCTRL_ISINIT test control from trunk. check-in: b2f7eb3c user: drh tags: threads
14:09
Add the SQLITE_TESTCTRL_ISINIT file control. check-in: 8b651d4d user: drh tags: trunk
00:42
Add some asserts to the Win32 mutex subsystem. check-in: e8f2dc5f user: mistachkin tags: threads
00:23
Fix the build on windows. check-in: 2773a5f9 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: f2407a40 user: drh tags: threads
19:58
Rename vdbeIncrMergerInit() to vdbeMergeEngineInit() - a much more accurate name. check-in: 5b084a2d 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: 09d50d9f 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: 518290a7 user: drh tags: threads
15:01
Merge recent trunk changes into the threads branch. check-in: 163c247b 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: 9af50a87 user: drh tags: threads
2014-07-26
20:12
Remove an unreachable branch from the sqlite3_value_numeric_type() interface. check-in: 5350229b user: drh tags: trunk
2014-07-24
16:54
Merge all recent trunk changes into the threads branch. check-in: 77068589 user: drh tags: threads
12:39
Add the readfile(FILENAME) and writefile(FILENAME,CONTENT) SQL functions to the command-line shell. check-in: fb1048cb user: drh tags: trunk
2014-06-30
20:25
Merge the latest trunk changes into the threads branch. check-in: ae23a65e user: drh tags: threads
19:28
Bump the version number to 3.8.6. check-in: f925e9ba user: drh tags: trunk
2014-06-18
15:18
Merge in all recent changes from trunk, and especially the automatic index enhancements. check-in: 0e1b7349 user: drh tags: threads
15:11
Prevent an automatic index from taking the place of a declared index. check-in: 0a52bddd user: drh tags: trunk
2014-06-05
13:22
Bring the threads branch up-to-date with the 3.8.5 release. check-in: e4b01676 user: drh tags: threads
11:15
Fix a problem that was causing the FTS4 integrity-check command to fail if the table had one or more "notindexed" columns. check-in: 7123bb26 user: dan tags: trunk
2014-05-29
20:24
Merge changes from the trunk into the threads branch. check-in: 416cb091 user: drh tags: threads
20:17
Fix to the EXPLAIN indentation logic in the command-line shell. check-in: 8f916ed1 user: drh tags: trunk
2014-05-26
20:15
Merge recent trunk changes into the threads branch. check-in: 82152027 user: drh tags: threads
18:27
Fix a problem in the shell when importing CSV files. If the leftmost field of the first row in the CSV file was both zero bytes in size and unquoted, no data was imported. check-in: 856d44a2 user: dan tags: trunk
2014-05-20
19:11
Improvements to the testability of the threads.c module. check-in: 386e0888 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: 99efb235 user: drh tags: threads
2014-05-19
23:17
Merge recent changes from trunk. check-in: 6eefdad9 user: drh tags: threads
2014-05-17
16:56
Internally, use a 64-bit integers for segment level numbers. check-in: 8180e320 user: dan tags: trunk
2014-05-16
20:24
Rearrange some conditionals and add #if statements to make the code more testable. check-in: 17afd770 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: cceac14f user: drh tags: threads
14:27
Merge all recent changes from trunk, and especially the new sqlite3FaultSim() interface. check-in: 43fcbd91 user: drh tags: threads
14:17
Repurpose the SQLITE_TESTCTRL_FAULT_INSTALL test-control to register a callback to be invoked by sqlite3FaultSim(). That test-control has been unused since 2008-06-20 and was never used in any official release. check-in: 0d43a7ad user: drh tags: trunk
12:18
Use #ifdef logic to avoid an always-true branch when SQLITE_MAX_WORKER_THREADS=0 check-in: 88cfe6d7 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: 2e8d287d 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: d7e2b0d9 user: drh tags: threads
2014-05-09
15:00
Merge the latest trunk changes into the threads branch. check-in: 9ac8f1e7 user: dan tags: threads
11:15
Add new static mutex SQLITE_MUTEX_STATIC_APP3. check-in: ee0ab09c user: dan tags: threads
2014-05-08
22:01
Experimental changes to pre-cache a database file prior to it being fully opened. check-in: 38cbcedb user: mistachkin tags: winPreCache
22:01
Fix static variable declaration issue on Windows. check-in: a41d2969 user: mistachkin tags: threads
2014-05-07
21:16
Include sqlite3rtree.h in the tsrc/ pile of source files during target_source in the main.mk makefile. check-in: 116bed5a user: drh tags: trunk
2014-05-06
16:21
Add a little extra variety to the tests in sort4.test. check-in: 7de6aee6 user: dan tags: threads
15:38
Re-implement the core of the multi-threaded sorter tests in sort4.test using C. Run each test in sort4.test ten times, or repeat all tests for 300 seconds as part of the "multithread" permutation test. check-in: 208b2b04 user: dan tags: threads
2014-05-05
20:03
Add test file sort4.test, containing brute force tests for the multi-theaded sorter. check-in: 9cc364c4 user: dan tags: threads
15:58
Fix a race condition in the sorter code. check-in: 2d2edfe5 user: dan tags: threads
09:08
Add tests so that the "coverage-sorter" test permutation covers all branches in vdbesort.c. Fix a few minor problems in the same file. check-in: bde28b70 user: dan tags: threads
2014-05-03
20:43
Add an extra fault-injection test to sortfault.test. Remove an unreachable branch from vdbesort.c. check-in: a33a366b user: dan tags: threads
19:33
Fix a race condition in the sorter. check-in: 32ccf3ae user: dan tags: threads
14:28
Fix a problem in the sorter causing it to return spurious SQLITE_NOMEM errors when configured to use memsys3 or memsys5. check-in: 3a66c4e1 user: dan tags: threads
13:53
Get SQLITE_MUTEX_STATIC_APP1 and _APP2 working for the debugMutex implementation. check-in: f49ba1c9 user: drh tags: threads
12:00
Add two new static mutexes, SQLITE_MUTEX_STATIC_APP1 and _APP2, for use by the application program. First intended use is in test programs for the memory allocation logic where one does not want to allocating a _FAST or _RECURSIVE mutex since that would involve using the memory allocation system under test. check-in: 13686035 user: drh tags: threads
11:22
Add the SQLITE_DEFAULT_WORKER_THREADS compile-time option. Fix a NULL-pointer dereference that can occur following OOM. check-in: e0dea89b 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: d7ed529f 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: 63ed2d6a user: drh tags: threads
18:05
Merge orderby-planning with this branch. check-in: d9549de3 user: dan tags: threads
17:33
Simplify assert() statements used to verify correct operation of record comparison routines. check-in: 3300d62d user: drh tags: orderby-planning
17:12
Fix some broken asserts in btree.c and vdbeaux.c that may fail following an OOM error. check-in: e15f4706 user: dan tags: threads
16:03
Remove a faulty assert() from vdbesort.c. check-in: d95d68aa 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: 9fb5e212 user: drh tags: threads
2014-04-23
12:57
Merge all recent trunk changes into the threads branch. check-in: e2c9f71a user: drh tags: threads
2014-04-21
13:36
Comment tweaks on the test case for the [b75a9ca6b0] bug fix. check-in: 65d2544a user: drh tags: trunk
2014-04-18
13:57
Add to speedtest1.c the --threads option for setting the SQLITE_CONFIG_WORKER_THREADS configuration. check-in: 5fce40c4 user: drh tags: threads
13:40
Fix harmless compiler warnings. check-in: f8f72ecb user: drh tags: threads
12:38
Merge recent trunk changes into the threads branch. check-in: 8729aa3e user: drh tags: threads
00:49
Add the SQLITE_RUNTIME_BYTEORDER compile-time option to force SQLite to check the processor byte-order at run-time. Add additional compile-time byte order checks for ARM, PPC, and SPARC. check-in: 2c536387 user: drh tags: trunk
2014-04-17
08:57
Fix build problems in vdbesort.c. Add further comments and changes to make things easier to understand. check-in: 12b190db user: dan tags: threads
2014-04-16
19:04
Clarify the purpose of the nField argument passed to sqlite3VdbeSorterInit(). check-in: c0c8cff1 user: dan tags: threads
17:41
Change the name of vdbeIncrInit2 to vdbePmaReaderIncrInit. Add a header comment to the same function. check-in: 6622d876 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: 69026ec7 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: 2f94f9ce user: dan tags: threads
19:52
Fix further code and documentation issues in vdbesort.c. check-in: d03f5b86 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: cb0ab20c 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: 02610cd9 user: dan tags: threads-experimental