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50 descendants and 50 ancestors of 7cb697f82932a258

2016-02-05
16:46
From test scripts, remove stray "breakpoint" commands and blank lines at the ends of files. (check-in: a6b3527323 user: drh tags: trunk)
14:34
Merge PRAGMA synchronous=EXTRA and OOM performance enhancements from trunk. (check-in: 332c8036ca user: drh tags: begin-concurrent)
14:29
Merge OOM handling optimizations and PRAGMA synchronous=EXTRA as well as other enhancements from trunk. (check-in: 201fcbeef3 user: drh tags: apple-osx)
14:15
Merge enhancements from trunk. (check-in: a533608cb0 user: drh tags: sessions)
14:11
Improvements to the way out-of-memory conditions are handled, resulting in an almost 1% performance gain in the commmon case where OOM errors do not occur. (check-in: b082538da7 user: drh tags: trunk)
13:38
Add the slightly faster sqlite3DbMallocRawNN(db,n) routine for the majority cases where db is guaranteed to be not NULL. (Closed-Leaf check-in: 0a802e96ab user: drh tags: oom-handling)
04:55
Improve ERRORLEVEL handling in the MSVC batch build tool sub-routine 'fn_UnsetVariable'. (check-in: fe123ab4f1 user: mistachkin tags: trunk)
04:50
OOM failures on sqlite3_errmsg16() in an app-defined function are no longer benign. (check-in: 9efb223f4c user: drh tags: oom-handling)
04:39
Another small tweak to the MSVC batch build tool. (check-in: 76718bbce7 user: mistachkin tags: trunk)
02:50
Minor simplification of schema error reporting. (check-in: a8846aeed9 user: drh tags: oom-handling)
02:42
Further performance improvements that fall out of the mallocFailed changes. (check-in: d94416ddca user: drh tags: oom-handling)
01:55
Improvements to the way that OOM errors are processed. (check-in: c3ef03478a user: drh tags: oom-handling)
2016-02-04
19:50
Temporarily back out the 0.5% performance improvement from check-in [632071bac5ff32]. Need a more elaborate solution that works with reentrant virtual tables and SQL functions. (check-in: 42736fb0ad user: drh tags: trunk)
19:45
Further improve performance of unindexed fts5 prefix queries. (check-in: c9c6457d8e user: dan tags: trunk)
17:31
Avoid running some particularly time-consuming tests as part of veryquick.test. (check-in: f465944b75 user: dan tags: trunk)
11:48
Remove unnecessary sets of db->mallocFailed. (check-in: b787165b25 user: drh tags: trunk)
11:15
Use sqlite3_malloc64() instead of sqlite3_malloc() in the spellfix extension. (check-in: 634d008c34 user: drh tags: trunk)
10:28
Escape control characters in JSON. Fix for ticket [ad2559db380abf8]. (check-in: 4f1b5229a3 user: drh tags: trunk)
09:48
Refinements to synchronous logic: (1) Use PAGER_SYNCHRONOUS_FULL rather than the corresponding magic number. (2) Honor SQLITE_NO_SYNC on xDelete calls with sync (3) Count xDelete syncs during testing (4) Fix #ifs on SQLITE_EXTRA_DURABLE so that directory syncs on journal unlink are off by default. (check-in: e3157cb5ad user: drh tags: trunk)
02:34
Add and use the sqlite3VdbeZeroRegister() interface for coding the common operation of writing zero into a register. (Leaf check-in: 1c8d300189 user: drh tags: zero-register)
2016-02-03
22:14
In the VDBE loop, only check for OOM errors at jumps rather than after every opcode, for about a 0.5% performance increase. (check-in: 632071bac5 user: drh tags: trunk)
20:04
Improve performance of fts5 prefix queries on detail=col tables. (check-in: ca11f46db0 user: dan tags: trunk)
19:52
Fix markup errors in comments used to generate the documentation - specifically in the documentation on the OP_Seek opcode. (check-in: ef252bc4b5 user: drh tags: trunk)
19:20
Add "PRAGMA synchronous=EXTRA" which syncs the directory containing the rollback journal when the rollback journal is deleted in order to commit a transaction in DELETE mode. (check-in: af92401826 user: drh tags: trunk)
01:55
Enhance the internal sqlite3VdbeAddOpList() interface to automatically update jump destinations. Use this feature to simplify the AUTOINCREMENT code generator. (check-in: ae8b9d2edf user: drh tags: trunk)
2016-02-02
21:19
Add tests to restore full coverage of fts5 code. (check-in: 063755c815 user: dan tags: trunk)
17:40
Enhance the performance of fts5 AND and OR queries. (check-in: 62ea9e5ab8 user: dan tags: trunk)
02:53
Merge recent enhancements from trunk. (check-in: 347f6a80c2 user: drh tags: begin-concurrent)
02:30
Merge recent enhancements from trunk. (check-in: e6a4a16312 user: drh tags: apple-osx)
02:22
Merge all recent enhancements from trunk. (check-in: f3f9200115 user: drh tags: sessions)
02:04
Enhance the comment on the sqlite3_index_constraint object to bring attention to the fact than iColumn field can be negative for a rowid. (check-in: d8b7b1996e user: drh tags: trunk)
00:59
Add the SQLITE_DBCONFIG_REQUIRE_WRITE_TXN connection setting, which if enabled requires all write operations to be enclosed within BEGIN ... COMMIT. (Leaf check-in: 7453790c3b user: drh tags: require-write-txn)
2016-02-01
21:48
Change the OP_SetCookie instruction to write the literal P3 value, not the value in register P3. (check-in: 6d7d4703eb user: drh tags: trunk)
20:12
Improve performance of fts5 queries. (check-in: 2334e88244 user: dan tags: trunk)
17:20
Number VDBE opcodes starting with 0 instead of 1, as this obviates the lower-bound test on "switch(opcode){...}", making the code smaller and faster. (check-in: 4c9222f75b user: drh tags: trunk)
16:36
Update walcrash.test to ensure that, during a particular test, enough data is written to cause SQLite to sync the wal file 14 times. (check-in: 5d7c092869 user: dan tags: trunk)
13:58
Fix a problem causing the OR/covering-index optimization to be disabled if compile time parameter SQLITE_MAX_ATTACHED were set to greater than 30. (check-in: a17712bf8d user: dan tags: trunk)
13:21
Minor simplification to the OP_AutoCommit opcode. Fix some code comments related to transaction control. (check-in: a9b6a0672f user: drh tags: trunk)
00:21
Fix an assert() that might fail on a corrupt database. (check-in: 22eaced727 user: drh tags: trunk)
2016-01-30
21:09
Fix new test cases in stat.test so that they work with -DSQLITE_DEFAULT_AUTOVACUUM=1 builds. (check-in: a2810cf65d user: dan tags: trunk)
19:16
Performance enhancement for fts5 column filter queries on detail=full tables. (check-in: 13fb4aa6a8 user: dan tags: trunk)
16:59
Merge the implementation of OP_IdxRowid and OP_Seek so that OP_Seek no longer requires the rowid register and a separate OP_IdxRowid call. Shorter and faster prepared statements result. (check-in: 9bec50a1e7 user: drh tags: trunk)
15:52
Only honor the register subtype value if the MEM_Subtype flag is set. Revised and improved fix for ticket [f45ac567eaa9f9]. (check-in: 1f4c667f37 user: drh tags: trunk)
15:46
A different way to clear the subtype on VDBE registers when the value of the register is overwritten with new content. To fix [[f45ac567eaa9f93]. (Closed-Leaf check-in: 2e9fb1295c user: dan tags: clear-subtype-flag)
14:53
Take care to clear the subtype on VDBE registers when the value of the register is overwritten with new content. (Closed-Leaf check-in: ec653cbcae user: drh tags: clear-subtype-fail)
14:17
Output subtype information on register traces for PRAGMA vdbe_trace. (check-in: 96b780209c user: drh tags: trunk)
13:32
Add the BTREE_FORDELETE and BTREE_AUXDELETE flags to the b-tree layer interface and use them. Add assert() statement to verify that they are correct. (check-in: 85c467041c user: drh tags: trunk)
12:50
Simplification and size reduction to the printf logic. Remove the bFlags parameter from sqlite3VXPrintf() and sqlite3XPrintf(). Use sqlite3XPrintf() instead of sqlite3_snprintf() for rendering P4 values in EXPLAIN output. (check-in: 0bdb41c45a user: drh tags: trunk)
02:10
Make use of covering indexes in the OR optimization. (check-in: 9de3d71230 user: drh tags: trunk)
00:45
Change the P4_INTARRAY so that always begins with a length integer. Print the content of the INTARRAY on EXPLAIN output. (Closed-Leaf check-in: 6c520d5726 user: drh tags: covering-or)
2016-01-29
21:16
Add tests for the change on this branch. (check-in: 7cb697f829 user: dan tags: covering-or)
20:58
Different comment on the alternative cursor fields of VdbeCursor. (check-in: 6e3dcb6d7d user: drh tags: covering-or)
19:29
Experimental attempt to make better use of covering indexes within OR queries. (check-in: a323ac3a9d user: dan tags: covering-or)
18:11
Avoid unnecessary WHERE clause term tests when coding a join where one of the tables contains a OR constraint. (check-in: 512caa1ad3 user: drh tags: trunk)
16:57
Avoid unnecessary WHERE clause term tests when coding a join where one of the tables contains a OR constraint. (Closed-Leaf check-in: ab94603974 user: drh tags: OR-clause-improvement)
08:38
Avoid two more instances of pointer arithmetic on freed pointers. (check-in: 2910ef6409 user: dan tags: trunk)
2016-01-28
18:22
Modify the order of terms in an "if" condition to avoid implicitly comparing a dangling pointer to NULL following an OOM error. (check-in: 5372f80083 user: dan tags: trunk)
08:58
Remove a duplicate "p->magic = VDBE_MAGIC_RUN;" line from vdbeaux.c. (check-in: 688eb3b400 user: dan tags: trunk)
02:47
Fix for pthread detection in the configure scripts. (check-in: 47633ffdbf user: drh tags: trunk)
00:04
Minor correction to the batch tool changes in the previous check-in. (check-in: 7c89d75de1 user: mistachkin tags: trunk)
2016-01-27
23:50
Make the MSVC batch build tool sub-routine 'fn_UnsetVariable' a bit more robust. (check-in: 1edd5f31b9 user: mistachkin tags: trunk)
07:28
Support building for Windows 10 desktop using 'MinCore.lib'. (check-in: 4bf89891fb user: mistachkin tags: trunk)
2016-01-26
20:19
Performance improvements for fts5, particularly detail=col mode. (check-in: a3d7b8ac53 user: dan tags: trunk)
20:08
Further minor performance improvements and code-size reductions related to fts5 column filters on detail=col tables. (Leaf check-in: b4ac61aeee user: dan tags: fts5-perf)
19:30
Improve the performance of fts5 column filters on detail=col tables. (check-in: 249a2d070c user: dan tags: fts5-perf)
17:08
Enhance fts5txt2db.tcl, a script used to generate fts5/fts4 databases for performance testing. (check-in: c646e40350 user: dan tags: fts5-perf)
14:48
Fix issues on unix with opening database files via symlinks that are not in the current working directory. And with nested symlinks. (check-in: 4003db4a49 user: dan tags: trunk)
13:56
Ensure that unixFullpathname() always nul-terminates its output buffer, even when returning an error. (Closed-Leaf check-in: 4a4385564d user: dan tags: follow-symlinks)
00:12
Remove an unused variable. (check-in: 1c2656c1d3 user: drh tags: follow-symlinks)
2016-01-25
23:24
Add the ability to do Windows builds to the amalgamation tarball. (check-in: abd2b357c5 user: drh tags: trunk)
23:19
Minor changes to the autoconf/README.txt file. (Closed-Leaf check-in: 6df8a9c00a user: drh tags: msvcMakeMin)
22:08
Fix a compiler warning about doing pointer arithmetic involving a NULL pointer even though the result of computation is never used. (check-in: 7c49a9478b user: drh tags: trunk)
18:43
Only use lstat() if the HAVE_LSTAT macro is defined. Fix some test file issues. (check-in: 8a6e4147a6 user: dan tags: follow-symlinks)
18:05
Simplify the unixFullpathname() function. This adds a dependency on lstat(). (check-in: f71249d3db user: dan tags: follow-symlinks)
17:04
Fix issues on unix with opening database files via symlinks that are not in the current working directory. And with nested symlinks. (check-in: 80398fd44f user: dan tags: follow-symlinks)
15:57
Replace the OP_SetIfNotPos operator with OP_OffsetLimit in the VDBE, for simpler and smaller code. (check-in: 7ac017a498 user: drh tags: trunk)
13:55
Add the SQLITE_EXTRA_DURABLE compile-time option. (check-in: 30671345b1 user: drh tags: trunk)
02:15
Small simplification to the prepare statement opcode memory reuse logic. Easier to read, and slightly smaller and faster. (check-in: 8a1deae497 user: drh tags: trunk)
01:07
Small simplification and performance improvement in memsys5Free(). (check-in: 0a9cff5c48 user: drh tags: trunk)
2016-01-23
22:55
Add the SQLITE_SPELLFIX_STACKALLOC_SZ compile-time option to control how much stack space is available for use as the Wagner matrix in editDest3 of the spellfix extension. (check-in: dd0100dd87 user: drh tags: trunk)
21:57
More updates to the README. (check-in: 9f02868df7 user: mistachkin tags: msvcMakeMin)
20:43
Updates to the autoconf README file. (check-in: 4ce60fa42d user: drh tags: msvcMakeMin)
20:34
Move Makefile.min.msc into the autoconf subdir where it belongs and change its name to Makefile.msc. Adjust build scripts accordingly. (check-in: 12eb8db796 user: drh tags: msvcMakeMin)
20:16
Minor coding style tweaks for the mkmsvcmin tool. (check-in: c15e0fc4be user: mistachkin tags: msvcMakeMin)
20:09
Adjust the amalgamation-tarball build process so that it includes the MSVC makefile and the sqlite3.rc resource file. (check-in: e420f3dc93 user: drh tags: msvcMakeMin)
19:47
Improved comments on the transformation script and on the generated Makefile. (check-in: c6e633ab73 user: drh tags: msvcMakeMin)
19:24
Use the -integer option when sorting list elements. (check-in: 949aa614e1 user: mistachkin tags: msvcMakeMin)
18:51
Fix an fts5 problem with using both xPhraseFirst() and xPhraseFirstColumn() within a single statement in detail=col mode. (check-in: 72d53699bf user: dan tags: fts5-perf)
18:24
Changes to spellfix to try to get it to use stack space instead of heap space in cases where that makes sense. (check-in: dfcebc7393 user: drh tags: trunk)
16:20
Merge trunk changes (including fixes for warnings in fts5) with this branch. (check-in: ceccc9ad78 user: dan tags: fts5-perf)
15:57
Fix some signed/unsigned comparison compiler warnings in fts5. (check-in: 3be336aa89 user: dan tags: trunk)
14:45
Fix a problem involving detail=col and column filters. (check-in: 7558a0ad22 user: dan tags: fts5-perf)
14:05
Remove an assert() that can be false if compiled with SQLITE_USE_ALLOCA. (check-in: f0a551edf8 user: drh tags: trunk)
07:53
Add tooling to create an MSVC Makefile capable of building the core library and shell only, using a pre-built amalgamation. (check-in: c46f1a13cb user: mistachkin tags: msvcMakeMin)
00:07
More work on the MSVC build. (check-in: a79c46bc61 user: mistachkin tags: trunk)
2016-01-22
23:17
In the TCL interface, if a database connection object was opened with the -uri 1 option, then also honor URI filenames for the "backup" and "restore" commands. (check-in: a1c8116ced user: drh tags: trunk)
22:16
More MSVC makefile cleanup. (check-in: df22556fd7 user: mistachkin tags: trunk)
19:48
Experimental performance enhancements for fts5. (check-in: b5a57b812f user: dan tags: fts5-perf)
19:44
Reenable the xCurrentTime and xGetLastError methods on the unix VFSes as long as SQLITE_OMIT_DEPRECATED is not defined. (check-in: c11c85fdb6 user: drh tags: trunk)
17:48
Add the sqlite3TokenInit() utility function. (check-in: 7323175337 user: drh tags: trunk)
15:44
Have the dbstat module dequote any argument passed to the CREATE VIRTUAL TABLE statement before attempting to match it against the names of attached databases. (check-in: e60461e984 user: dan tags: trunk)