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100 check-ins occurring around 33a14e7be1004abc.

2015-09-13
18:43
Merge updates from trunk. check-in: b42c2e20 user: mistachkin tags: mutexInitCmpSwap
2015-09-12
19:50
Fix compiler warnings in delete.c. check-in: 0a4d285e user: dan tags: onepass-delete
19:27
Fix API documentation typos. Emphasize that the sqlite3_config() routine is not threadsafe. check-in: 786333e0 user: drh tags: trunk
19:26
Experimental change to use a single-pass approach for DELETE statements on non-virtual tables that do not fire triggers or require foriegn-key processing. check-in: eaeb2b80 user: dan tags: onepass-delete
18:58
Merge updates from trunk. check-in: d8051f61 user: mistachkin tags: mutexInitCmpSwap
18:57
Import common changes from the mutex initialization branch. check-in: 334720c0 user: mistachkin tags: trunk
16:59
Merge updates from trunk. check-in: 48597789 user: mistachkin tags: mutexInitCmpSwap
04:22
Fix comments. check-in: de3fa51e user: mistachkin tags: mutexInitCmpSwap
04:19
Specifying an invalid mutex implementation (via SQLITE_CONFIG_MUTEX) should cause the default one to be used instead. check-in: 1a97bc81 user: mistachkin tags: mutexInitCmpSwap
03:40
Clarify the new mutex implementation reset logic in sqlite3_shutdown(). check-in: f9a03483 user: mistachkin tags: mutexInitCmpSwap
03:35
Add more asserts to the mutex subsystem. check-in: 7562f1fb user: mistachkin tags: mutexInitCmpSwap
01:17
Fix typo in the Win32 implementation of sqlite3CompareAndSwap. check-in: 31a26a1d user: mistachkin tags: mutexInitCmpSwap
2015-09-11
23:24
Make sure that the mutex implementation can be altered after calling sqlite3_shutdown(). check-in: dc2cf897 user: mistachkin tags: mutexInitCmpSwap
20:54
Update evidence marks due to wording changes in requirements text. No changes to code. check-in: 86781093 user: drh tags: trunk
18:05
Fix harmless compiler warnings. check-in: bfc7b84b user: mistachkin tags: trunk
15:32
More test cases in test/json102.test corresponding to new examples in the json1 documentation. check-in: f599a42e user: drh tags: trunk
14:15
Fix some compiler warnings in fts5 code. check-in: 0dc43611 user: dan tags: trunk
05:06
Enhance mutex initialization to prevent possible race conditions between sqlite3_initialize() and sqlite3_config(). Also, re-check sqlite3GlobalConfig.isInit after the mutex subsystem has been initialized. check-in: f6a8f577 user: mistachkin tags: mutexInitCmpSwap
01:22
Updates to the sqlite3_value_subtype() and sqlite3_result_subtype() documentation and to test cases for json1 dealing with those interfaces. check-in: d6cadbe9 user: drh tags: trunk
00:26
Add new interfaces sqlite3_value_subtype() and sqlite3_result_subtype(). Update the json1.c extension to take advantages of those interfaces to avoid the goofy '$$' path syntax and to allow nested calls to json_array() and json_object() that work as expected. check-in: db4152ae user: drh tags: trunk
00:06
Take out the goofy '$$' path syntax. Instead, use subtypes to communicate when a string is JSON. Add the json() function that validates and minifies the JSON and sets the appropriate subtype. Closed-Leaf check-in: 8a80d645 user: drh tags: subtypes
2015-09-10
20:40
Make the sqlite3_value_subtype() and sqlite3_result_subtype() interfaces available to loadable extensions. check-in: c6fca0be user: drh tags: subtypes
20:34
Experimental implementation of sqlite3_result_subtype() and sqlite3_value_subtype() interfaces. check-in: 7b5be299 user: drh tags: subtypes
19:22
Fix a potential NULL pointer deref in the testing logic of pcache1. NB: The -DSQLITE_TEST compile-time option is needed to hit the problem. check-in: f5580f08 user: drh tags: trunk
17:23
Modify the fts5 leaf page format to permit faster seek operations. This is a file-format change. Any existing databases can be upgraded by running the fts5 'rebuild' command. check-in: 0c0c4ae9 user: dan tags: trunk
17:20
Create separate "path" and "root" columns in the json_each() and json_tree() virtual tables. "Root" is the 2nd parameter and is fixed. "Path" varies as json_tree() walks the hierarchy. check-in: 127cce3e user: drh tags: trunk
16:39
Increment the fts5 version value to indicate that the on-disk format has changed. Closed-Leaf check-in: 99de5e36 user: dan tags: fts5-incompatible
16:19
Fix a segfault in fts5 that could occur if the database contents were corrupt. check-in: 4931e37d user: dan tags: fts5-incompatible
15:52
Merge latest changes from trunk. Including fts5_expr.c fixes. check-in: 716e7e74 user: dan tags: fts5-incompatible
15:49
Update description of on-disk format in fts5_index.c. check-in: 85aac7b8 user: dan tags: fts5-incompatible
15:24
Make the sqlite3ext.h header file responsive to -DSQLITE_OMIT_LOAD_EXTENSION. check-in: 47a46a9f user: drh tags: trunk
15:22
Disable tests for json_each() and json_tree() on builds where virtual tables are not supported check-in: bb8ee3b1 user: drh tags: trunk
15:20
Fix the --help option on test/releasetest.tcl. Also fix the final error count so that it includes a count of subtest crashes. check-in: 9ecf684d user: drh tags: trunk
10:40
Revert an accidentally committed makefile change. check-in: 402704b1 user: dan tags: fts5-incompatible
10:01
Fix an fts5 problem that could occur if a term and the first associated rowid are on different leaf pages. check-in: ffe2796a user: dan tags: fts5-incompatible
05:40
Change the array of 16-bit offsets at the end of each page to an array of varints. check-in: fab245be user: dan tags: fts5-incompatible
04:17
Attempt to declare sqlite3MemoryBarrier() correctly for all possible build configurations. check-in: da8a288f user: drh tags: trunk
03:29
Fix the json_tree() scan for the case when a path is supplied. Add new json1 test cases. check-in: 6adc7de7 user: drh tags: trunk
01:22
No-op the sqlite3_memory_alarm() interface in a different way, that does not break legacy memory behavior. This is a re-do of check-in [5d3f5df4da9f40d5]. check-in: 8250e2a4 user: drh tags: trunk
2015-09-09
23:54
Fix harmless compiler warning in FTS5. check-in: 86146a73 user: mistachkin tags: trunk
19:44
Fix an assert() enabled by SQLITE_ENABLE_EXPENSIVE_ASSERT in wal.c. check-in: 8d2ed150 user: dan tags: trunk
19:27
Fix a possible NULL pointer deref when using SQLITE_ENABLE_MEMORY_MANAGEMENT. check-in: 89bfdbfe user: drh tags: trunk
17:23
Fix harmless compiler warning. check-in: 280fd3a4 user: mistachkin tags: trunk
17:17
Fix harmless compiler warnings in FTS5. check-in: 2cdb1877 user: mistachkin tags: trunk
13:28
When running a CREATE TABLE AS, make the initial temporary sqlite_master entry for the new table a real record rather than a NULL, in case the query after the AS actually tries to read the sqlite_master table. Fix for ticket [acd12990885d9276]. check-in: 4a18d8bd user: drh tags: trunk
08:15
Fix a bug in preprocessor macros within fts5_main.c. check-in: 0eb2b952 user: dan tags: fts5-incompatible
2015-09-08
21:16
Remove an unused local variable from Lemon. check-in: fe9ffe5e user: drh tags: trunk
21:12
Enhance the DBSTAT virtual table with a new hidden table "schema" that if set will cause the table to report on the specified schema rather than on "main". Also: Fix a faulty assert in sqlite3_context_db_handle(). check-in: 6beb512c user: drh tags: trunk
20:26
Eponymous virtual tables exist in the "main" schema only. Enforce this rule. check-in: 06f90bb2 user: drh tags: trunk
19:55
Remove the 0x00 terminators from the end of fts5 doclists stored on disk. check-in: 00d99006 user: dan tags: fts5-incompatible
17:31
Fix the help message that sqlite3_analyzer.exe generates for invalid arguments. check-in: 33a14e7b user: drh tags: trunk
2015-09-07
23:40
Minor tweaks to Lemon. check-in: 98667722 user: drh tags: trunk
20:22
Merge parser enhancements and other improvements and bug fixes from trunk. check-in: 9cf3e51b user: drh tags: begin-concurrent
20:11
Enhance the Lemon parser generator to add SHIFTREDUCE states that reduce the sizes of some of the parser tables. check-in: 99b992fa user: drh tags: trunk
20:02
Fix an unreachable branch in the new parse automaton. Closed-Leaf check-in: e9d604b4 user: drh tags: lemon-update
19:52
Change the parser engine so that it (once again) waits for a lookahead token before reducing, even in a SHIFTREDUCE action. check-in: 2c17a135 user: drh tags: lemon-update
18:23
For the Lemon-generated parser, add a new action type SHIFTREDUCE and use it to further compress the parser tables and improve parser performance. check-in: 531c3974 user: drh tags: lemon-update
14:22
In the "parse.out" output file from Lemon, show addition the complete text of rules on reduce actions. check-in: b6ffb7e4 user: drh tags: trunk
08:14
Use macros to make the code in fts5_index.c easier to read. check-in: 67ff5ae8 user: dan tags: fts5-incompatible
02:23
Improved "Parser Statistics" output (the -s option) for the Lemon parser generator. check-in: 809503e4 user: drh tags: trunk
2015-09-06
10:31
Improved memory barrier that should work with MinGW on older versions of Windows. check-in: 47dc24bd user: drh tags: trunk
02:51
Add a memory barrier to the mutex initialization logic, try to work around an issue reported by WebKit. check-in: 11a9a786 user: drh tags: trunk
2015-09-05
22:36
Omit all use of Expr nodes for TK_AS, as those nodes no longer served a useful purpose and in fact interferred with the query planner. check-in: 7ab0b258 user: drh tags: trunk
19:52
Experiment with a different fts5 leaf page format that allows faster seeks. check-in: a1f4c3b5 user: dan tags: fts5-incompatible
19:21
Fix an unreachable conditional in the WHERE clause analysis logic. check-in: 24924a58 user: drh tags: trunk
19:07
Get STAT4 range scan estimates work again when the bounds are determined by date/time functions. check-in: d2761357 user: drh tags: trunk
2015-09-04
18:03
Fix over-length source code lines in Lemon. check-in: 1efece95 user: drh tags: trunk
17:32
Add support for CREATE INDEX statements that use deterministic expressions rather than only column names. check-in: 2131a5ca user: drh tags: trunk
17:22
Merge the latest trunk changes, and especially the fix for allowing strings as identifiers in CREATE INDEX statements. check-in: a9b84885 user: drh tags: begin-concurrent
16:39
Remove the EXCLUSIVE and CONCURRENT tokens from the tokenizer. Let the BEGIN statement be followed by an ID, but throw a syntax error if the ID is anything other than EXCLUSIVE or CONCURRENT. check-in: c0bf92ec user: drh tags: begin-concurrent
13:02
Merge trunk enhancements, and espeically the fix for allowing strings as column identifers in CREATE INDEX statements. Closed-Leaf check-in: 5ff85529 user: drh tags: index-expr
12:54
Continue to support the (broken) legacy syntax of allowing strings for column names in CREATE INDEX statements and in UNIQUE and PRIMARY KEY constraints. check-in: 3d3df79b user: drh tags: trunk
11:13
Enhance showfts5.tcl so that it can optionally display the number of terms in each segment. check-in: d648ddd9 user: dan tags: trunk
10:31
Modify the fts5 custom tokenizer interface to permit synonym support. The fts5_api.iVersion value is now set to 2. Existing fts5 custom tokenizers (if there are such things) will need to be updated to use the new api version. check-in: 0b7e4ab8 user: dan tags: trunk
10:24
Merge latest trunk changes. Closed-Leaf check-in: 443a5eb8 user: dan tags: fts5-incompatible
04:31
Simplification of the LRU list handling in pcache1. check-in: 05a3a2cd user: drh tags: trunk
2015-09-03
20:52
Merge performance enhancements from trunk. This branch now runs (slightly) faster than the 3.8.11.1 release, though still slightly slower than trunk. check-in: c490bfb1 user: drh tags: begin-concurrent
20:43
Change the pcache module to keep track of the total number of references to all pages rather than the number of pages references, for a performance improvement and size reduction. check-in: f00a9e1e user: drh tags: trunk
19:48
Rearrange code in fts5_expr.c so that synonym support does not slow down the common case. check-in: 80188281 user: dan tags: fts5-incompatible
18:57
Merge enhancements from trunk. check-in: 4b49fe99 user: dan tags: fts5-incompatible
18:20
A simple optimization and size reduction in sqlite3PagerAcquire(). check-in: 618d8dd4 user: drh tags: trunk
18:05
Add documentation for fts5 synonym support. check-in: 58aa1f43 user: dan tags: fts5-incompatible
17:54
Change the Pager.hasBeenUsed flag into Pager.hasHeldSharedLock in order to take it off the critical path in sqlite3PagerAcquire(). check-in: b79096be user: drh tags: trunk
15:37
Add tests to improve coverage of fts5_varint.c. check-in: 89f24f31 user: dan tags: fts5-incompatible
15:17
Changes from ENABLE_CONCURRENT (default off) to OMIT_CONCURRENT (default on). This is not a clear-cut decision and might be changed back. check-in: f8ae9bfd user: drh tags: begin-concurrent
14:48
Merge recent trunk enhancements. check-in: 6a513c05 user: drh tags: sessions
14:39
Merge enhancements from trunk. check-in: 25ee3000 user: drh tags: cursor-hints
14:31
Merge enhancements from trunk. check-in: d01658ad user: drh tags: apple-osx
14:22
Remove some more code from fts5_index.c by consolidating similar functions. check-in: 59ae30b9 user: dan tags: fts5-incompatible
14:18
Merge enhancements from trunk. check-in: 1ab10cbf user: drh tags: index-expr
14:04
Merge trunk optimizations. check-in: 71e7299e user: drh tags: begin-concurrent
13:46
Add the sqlite3VdbeLoadString() and sqlite3VdbeMultiLoad() routines to help with code generation, especially on PRAGMAs. Rename sqlite3VdbeAddGoto() to just sqlite3VdbeGoto(). check-in: 847387ec user: drh tags: trunk
11:17
Remove dead code from fts5_index.c. check-in: 8a0a9b01 user: dan tags: fts5-incompatible
11:00
Fix the fts5 integrity-check so that it works with columnsize=0 tables. check-in: 11b887b1 user: dan tags: fts5-incompatible
10:27
Fix a memory leak in fts5_expr.c. check-in: 399932a1 user: dan tags: fts5-incompatible
04:28
Factor out and simplify code in pragma.c for pragmas that return a single row with a single column that is an integer or text value. check-in: d7f4bdf5 user: drh tags: trunk
03:29
For PRAGMAs, factor out the code that sets the result set column names into a subroutine. check-in: 0ea6e5c9 user: drh tags: trunk
2015-09-02
21:00
Optimizations to the printf formatter. check-in: a3b35dde user: drh tags: trunk
19:48
Further tests to raise coverage of fts5 synonym code to 100%. Fix a dropped error code in the same. check-in: bdedd838 user: dan tags: fts5-incompatible
18:56
Fix an issue with fts5 synonyms and NEAR(...) queries. check-in: f2e59070 user: dan tags: fts5-incompatible