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100 check-ins occurring around d5e9805702.

2016-08-18
15:15
Simplify the vector comparison code generator logic, and the resulting VDBE code. check-in: e2ad0b5d user: drh tags: rowvalue
14:47
Adjust some tests to account for recent changes to the fts5 snippet function. check-in: 184ecbe9 user: dan tags: fts5-snippet-bias
14:33
Rename the Db.zName field to Db.zDbSName to make it more descriptive and to distinguish it from all of the other "zName" variables scattered throughout the code. check-in: 92a22f01 user: drh tags: zDbSName
2016-08-17
19:05
Bias the fts5 snippet() function to return snippets that look like they start at the start of sentences. check-in: 60de1594 user: dan tags: fts5-snippet-bias
11:14
Fix a problem in the fts5 snippet() auxiliary function. check-in: a861713c user: dan tags: trunk
2016-08-16
16:46
Fix a bug in destructor processing of Lemon. That has no impact on the SQLite grammar. The bug was introduced by prior work to optimize the Lemon-generated parser used by SQLite. check-in: f9035b8e user: drh tags: trunk
2016-08-13
14:30
Questionable changes to support interruptible checkpoint in ZipVFS. Leaf check-in: c7a9f26d user: dan tags: interruptible-checkpoint
14:17
Remove an unnecessary stack variable from sqlite3VdbeExec(). Closed-Leaf check-in: c54bd9c8 user: drh tags: vector-compare
13:03
Improvements to commits. No code changes. check-in: 18f5a3be user: drh tags: vector-compare
12:37
Fix to the vector less-than operator. All legacy tests passing now. check-in: ec70a67e user: drh tags: vector-compare
10:34
Fix an fts5 problem with corrupt database handling found by address-sanitizer. check-in: e22252e1 user: dan tags: trunk
10:02
Attempt to simplify the logic and generated code for vector comparisons. Basic comparison operators are working, but there are many indexing test failures still to be worked through. check-in: dfc028cf user: drh tags: vector-compare
06:38
Fix a buffer overread in fts5. check-in: fcfbee6c user: dan tags: trunk
2016-08-12
16:21
Have wal file checkpoints exit early if the sqlite3_interrupt() API function is called. check-in: 8a5f41c7 user: dan tags: interruptible-checkpoint
11:25
Add VdbeCoverage() macros on newly added VDBE branch operations. check-in: 381aa731 user: drh tags: rowvalue
11:01
Fix a post-OOM memory leak. check-in: 14009b32 user: drh tags: rowvalue
2016-08-11
19:12
Merge version 3.14 plus some subsequent patches (including the page-cache performance patch) from trunk. check-in: d9f8918c user: drh tags: begin-concurrent
18:53
Version 3.14.1 check-in: a12d8059 user: drh tags: release, branch-3.14, version-3.14.1
18:05
Add the "modeof=<filename>" URI parameter to os_unix.c - used to specify a file to copy permissions from when a new database is created. Also allow passing NULL as the second parameter to sqlite3rbu_vacuum(). check-in: ed406d31 user: dan tags: trunk
13:51
Fix a 1 byte buffer overwrite in the "sqldiff --rbu" command. check-in: 1adb22f5 user: drh tags: branch-3.14
13:08
Increase the version number to 3.14.1. check-in: 34aed3a3 user: drh tags: branch-3.14
13:03
Enhance sqlite3PcacheTruncate() to run faster in the common case where the cutoff is just a few pages less than the page number highwater mark. check-in: 03dceaea user: drh tags: branch-3.14
12:31
Merge recent changes from trunk. check-in: 959677b9 user: drh tags: rowvalue
12:01
Fix some problems with handling "no such collation sequence" errors. check-in: 8278be06 user: dan tags: rowvalue
09:55
Fix a 1 byte buffer overwrite in the "sqldiff --rbu" command. check-in: ab83d707 user: dan tags: trunk
01:24
Fix a harmless compiler warning in FTS5. check-in: 2ea0c8b4 user: drh tags: trunk
2016-08-10
20:02
Optimization to sqlite3WhereExprUsage(). check-in: 95493058 user: drh tags: trunk
19:43
List of MATCH operator names in isMatchOfColumn() should be constant. check-in: 7319d676 user: drh tags: trunk
18:56
Performance enhancement in the expression walker. check-in: ebccbd96 user: drh tags: trunk
15:02
Tweaks to pcache1TruncateUnsafe() to make it slightly smaller and faster and easier to test. check-in: 059f4e2e user: drh tags: trunk
14:40
Rearrange the code inside sqlite3RunParser() routine so that sqlite3Parser() is only called from a single place. This allows sqlite3Parser() to be in-lined, which results in a 0.25% overall performance gain. check-in: 25d1d02b user: drh tags: trunk
13:34
Increment the version number to 3.15. check-in: 8c2701e7 user: drh tags: trunk
13:30
Improved comments on the lempar.c parser template. Adjust the YY_SHIFT_USE_DFLT constant in the Lemon-generated parser tables so as to guarantee that it is always out of range of the yy_lookahead[] table. check-in: 83622f3f user: drh tags: trunk
11:50
Fix pcache1TruncateUnsafe() run faster for the case where iLimit is very close to iMaxKey. check-in: b07a26df user: drh tags: trunk
03:35
Try to make pcache1TruncateUnsafe() run faster for the case where iLimit is very close to iMaxKey. Leaf check-in: 9ab53605 user: drh tags: debug
02:54
Remove all timers and other debugging logs except for the one timer on pcache1TruncateUnsafe(). check-in: 5980e625 user: drh tags: debug
01:43
Performance optimization in the yy_find_shift_action() routine of the Lemon-generated parser. check-in: ba6663be user: drh tags: trunk
2016-08-09
21:08
Prototype for the remember(V,PTR) extension function. Closed-Leaf check-in: f0942c36 user: drh tags: rememberFunc
21:01
Fix harmless compiler warning. check-in: 9a5a4f6e user: drh tags: trunk
19:48
Minor update to the way fts5 column filters are parsed. check-in: 14864f2b user: dan tags: trunk
19:26
Have fts5 interpret column lists that begin with a "-" character as "match any column except" lists. check-in: e5175456 user: dan tags: trunk
11:44
Add another timer on pcache1TruncateUnsafe(). check-in: 42ce53f6 user: drh tags: debug
11:23
Add a debug timer to pcache1Truncate(). Change the formatting of some other messages to make them easier to read. check-in: 7d0af4b5 user: dan tags: debug
05:48
Add rowvalue5.test, which should have been part of the previous commit on this branch. check-in: ea03e219 user: dan tags: rowvalue
01:21
Refocus the timer on the pager_end_transaction() routine. check-in: 9d4eb6e4 user: drh tags: debug
2016-08-08
20:15
Fix some cases involving row values and virtual tables. check-in: 156a41f3 user: dan tags: rowvalue
18:42
Fix the EXPLAIN QUERY PLAN output for row value range constaints that use an index. check-in: bb606511 user: dan tags: rowvalue
16:52
Merge trunk changes with this branch. check-in: 0e927a7e user: dan tags: rowvalue
14:21
Merge all changes from the 3.14 release. check-in: c3cd543f user: drh tags: apple-osx
13:40
Version 3.14 check-in: d5e98057 user: drh tags: trunk, release, version-3.14.0
2016-08-07
18:52
Fix documentation typos. No changes to code. check-in: ebc396a1 user: drh tags: trunk
2016-08-05
20:54
Have the TEA package build without SQLITE_OMIT_DEPRECATED. As it uses recently deprecated interfaces sqlite3_profile() and sqlite3_trace(). check-in: 95578898 user: dan tags: trunk
16:16
Undo commit [f250166bb]. It is required to handle IO and other errors that occur within a VACUUM of a Zipvfs database. check-in: ae72513a user: dan tags: trunk
15:34
Remove an incorrect ALWAYS() statement and add a test case to show when the condition is sometimes false. check-in: 0f57effa user: drh tags: trunk
14:35
Fix a very obscure problem following OOM in sqlite3_declare_vtab(). check-in: 68eac748 user: drh tags: trunk
2016-08-04
14:08
Add extra logging calls to this branch. check-in: 491f1ef3 user: dan tags: debug
13:39
Merge all recent enhancements from trunk. check-in: dacfff51 user: drh tags: apple-osx
13:23
Revert the SQLITE_APICALL changes for now. That changes needs further research before it is released. Deferred until 3.15. check-in: 9adda385 user: drh tags: trunk
12:35
Add the experimental SQLITE_ENABLE_UNKNOWN_SQL_FUNCTION compile-time option. When enabled, the "unknown function" error is suppressed for EXPLAIN and a no-op function named "unknown()" is substituted. This facilitiates using the command-line shell to analyze queries from applications that contain many application-defined functions that are not normally available to the shell. check-in: b7f30a9f user: drh tags: trunk
12:33
Add the experimental SQLITE_ENABLE_UNKNOWN_SQL_FUNCTION compile-time option. When enabled, the "unknown function" error is suppressed for EXPLAIN and a no-op function named "unknown()" is substituted. This facilitiates using the command-line shell to analyze queries from applications that contain many application-defined functions that are not normally available to the shell. check-in: e22ca3cd user: drh tags: apple-osx
09:13
Merge the ORDER BY LIMIT fix, and other enhancements, from trunk. check-in: bf5a9542 user: drh tags: apple-osx
09:09
Make sure the ORDER BY LIMIT optimization is not applied if the inner-most loop can only have a single iteration and is hence not really a loop. check-in: 13e3bd3d user: drh tags: trunk
01:47
Add an experimental SQLITE_ENABLE_UNKNOWN_SQL_FUNCTION compile-time option. This changes has been merged into main branches via cherry-pick. Closed-Leaf check-in: 4ada023c user: drh tags: unknown-function
2016-08-03
18:00
Fix a problem with estimating the number of rows visited by a query that uses a multi-column IN(SELECT...) constraint. check-in: 3c2f908f user: dan tags: rowvalue
16:39
Fix another problem involving vector range constraints and mixed ASC/DESC indexes. check-in: 1559f4c4 user: dan tags: rowvalue
16:14
Fix stat4-based cost estimates for vector range constraints. check-in: 18af74ab user: dan tags: rowvalue
14:51
Fix a typo in a comment in btree.c. No changes to code. check-in: 722c1281 user: drh tags: trunk
13:40
Fix the --help output on fuzzcheck so that it fix in an 80-character window. check-in: b91444b5 user: drh tags: trunk
2016-08-02
20:45
Add new test file rowvaluefault.test. check-in: e496b2d6 user: dan tags: rowvalue
20:42
Fix a unused variable that comes up with -DSQLITE_OMIT_DATETIME_FUNCS. check-in: e2f9919e user: drh tags: trunk
19:29
The 'replace.tcl' tool should use Unix line-endings. check-in: 50de9631 user: mistachkin tags: trunk
18:50
Add tests and fixes for vector operations that use sub-queries with different combinations of LIMIT, OFFSET and ORDER BY clauses. check-in: 092b1c5f user: dan tags: rowvalue
17:45
Fix SQLITE_OMIT_SUBQUERY builds. check-in: 339f85f4 user: dan tags: rowvalue
17:07
Fix a problem with vector range constraints and mixed ASC/DESC indexes. check-in: e2ad30c8 user: dan tags: rowvalue
16:24
Merge latest trunk changes into this branch. check-in: d468101b user: dan tags: rowvalue
16:18
Add missing comments and make some code on this branch clearer. check-in: 6937677c user: dan tags: rowvalue
13:26
Updates to requirements marks. No changes to code. check-in: b23c10ac user: drh tags: trunk
11:29
Fix a problem introduced by [77948b5eceab92a7] causing duplicate calls to be made to the xSavepoint() method of virtual tables under some circumstances. check-in: e64a4173 user: dan tags: trunk
08:45
Fix harmless compiler warnings in sqlite3_status(). check-in: 7c38a79c user: drh tags: trunk
2016-08-01
21:17
Update the wordcount.c test program and add a new script "time-wordcount.sh" for additional performance testing. check-in: d8ef9f58 user: drh tags: trunk
20:14
Fix a problem with vector range constraints involving the rowid column. And other issues. check-in: 3ef75d45 user: dan tags: rowvalue
17:06
Fix other harmless compiler warnings. check-in: 90d2c490 user: drh tags: trunk
16:57
Remove a duplicate typedef from loadext.c (remaining copy is in sqlite3ext.h). check-in: fd184e5a user: dan tags: trunk
16:50
Add an extra compiler switch to loadext.test to ensure that it picks up the correct version of sqlite3.h when building a test extension. check-in: e57fa6af user: dan tags: trunk
16:37
Fix a problem with IN(...) constraints where the LHS is a sub-select that is an aggregate query. check-in: 1f4dba87 user: dan tags: rowvalue
15:00
Update releasetest.tcl to automatically do one round of tests with USE_STDCALL=1 when running on Windows with MSVC. check-in: a6a112de user: drh tags: trunk
14:35
Avoid making unnecessary changes to the signatures of the sqlite3_auto_extension() and sqlite3_cancel_auto_extension() interfaces. check-in: b6ea2f21 user: drh tags: trunk
2016-07-30
21:02
Fix problems with vector == comparisons and NULL values. check-in: 059d0d05 user: dan tags: rowvalue
18:54
Fix harmless compiler warning seen with MSVC. check-in: 390a38a1 user: mistachkin tags: trunk
17:59
Merge latest trunk with this branch. check-in: 63ae02d0 user: dan tags: rowvalue
16:39
Remove the EP_Vector expression flag. check-in: e9d9c6d4 user: dan tags: rowvalue
03:33
A new version of the slow mutex log that uses gettimeofday() instead of trying to access the hardware timer. check-in: 92b9fead user: drh tags: debug
2016-07-29
20:58
Fix some issues with vector range constraints and the column cache. Also vector range constraints and rowid columns. check-in: 42607366 user: dan tags: rowvalue
18:12
Change the way "(a, b) = (SELECT *)" expressions are handled in where.c if there is an index on one of the columns only. check-in: 4dfebff2 user: dan tags: rowvalue
17:36
Using the header file 'intrin.h' requires MSVC 2005 or later. check-in: 9fae75c0 user: mistachkin tags: trunk
16:32
Turn memory status off by default. check-in: ea3c7162 user: drh tags: debug
14:31
Enhance a debugging log message to better identify a mutex. check-in: e60cb6d8 user: dan tags: debug
14:23
Use __sync_synchronous(), when available, instead of a mutex when a memory barrier is needed. check-in: 7d4562e9 user: drh tags: debug
14:10
Add calls to sqlite3_log() when sqlite3_mutex_enter() takes more than 100,000 CPU cycles. check-in: 33c7ef7a user: drh tags: debug
04:12
For test 'shell1-5.0', disable round-trip testing for characters in the range 0xE0 to 0xEF on Linux, due to intermittent shell portability issues. check-in: 544c990a user: mistachkin tags: trunk