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100 ancestors of d5861d9ffecca499

2009-12-03
19:40
Remove a NEVER() from btree.c that could occur in a very obscure tested evaluation with an I/O error on fstat(). (check-in: d5861d9f user: drh tags: trunk)
17:36
Fix an incorrect assert() in fts3.c. Add further fts3 tests. (check-in: 75863c2d user: dan tags: trunk)
06:26
Updates to FTS3 to correct compiler warnings under MSVC. (check-in: 37495b55 user: shaneh tags: trunk)
04:40
Fix a couple of compiler warnings under MSVC. (check-in: e3aa0870 user: shaneh tags: trunk)
04:32
Fix cut-and-paste error affecting a couple of attach tests on Windows. (check-in: 59e2e2c6 user: shaneh tags: trunk)
01:01
Add links from C/C++ interfaces to their equivalent SQL functions. Comment changes only - no changes to code. (check-in: acce10f7 user: drh tags: trunk)
2009-12-02
20:25
Change an error message in FTS3 to avoid using an uninitialized variable. (check-in: 620a8a2b user: drh tags: trunk)
18:16
Fix an uninitialized value read in sqlite3async.c. (check-in: 1cf2136c user: dan tags: trunk)
18:03
Fix compiler warnings in test_hexio.c. (check-in: 6a2e0725 user: drh tags: trunk)
16:09
Modify a test in fts3b.test to reflect the fact that the docid field may now be updated. (check-in: ef5b7450 user: dan tags: trunk)
14:44
Clear the Pager.dbModified flag when unlocking the database. Assert that it is clear when locking the database. (check-in: d17ec16b user: dan tags: trunk)
02:49
Make sure a variable is cleared before use in the where8.test script. (check-in: b3436529 user: drh tags: trunk)
2009-12-01
22:09
Add testcase() macros to make sure boundary cases in BEFORE UPDATE triggers are well tested. (check-in: 27175caa user: drh tags: trunk)
18:46
Fix a faulty function prototype in test_intarray.c. (check-in: 110956a6 user: drh tags: trunk)
17:08
Use #include "sqlite3.h" instead of <sqlite3.h> in fts3Int.h. (check-in: 7737db49 user: dan tags: trunk)
17:05
Add typedefs for i16 and u8 to fts3Int.h when not building via the amalgamation method. (check-in: fa56c1c4 user: dan tags: trunk)
15:04
Add tests for the remaining examples in fts3.in. (check-in: e381cd52 user: dan tags: trunk)
14:31
Reorder function declarations in mutex_os2.c. This is a blind change - we have no capability of testing on OS/2. Ticket [97214a34d814] (check-in: c40e4ef0 user: drh tags: trunk)
13:57
Changes to the TCL interface header to allow it to be compiled independently from the amalgamation. (check-in: 58113932 user: drh tags: trunk)
13:48
Open a savepoint within the FTS3 optimize() function. (check-in: 4924fbb2 user: dan tags: trunk)
12:00
Fix a segfault that can occur when querying an empty FTS3 table. Also restore the rowid/docid conflict handling to work as it did in version 3.6.20. (check-in: c022f66b user: dan tags: trunk)
2009-11-30
19:48
Test coverage improvements in the FTS3 porter stemmer. (check-in: 6d112bfd user: drh tags: trunk)
08:55
Add test cases for examples recently added to documentation file fts3.html. (check-in: 498922cc user: dan tags: trunk)
2009-11-28
21:33
Updates to snippet() and offsets() functions of FTS3 so that they work sanely following an OOM fault. (check-in: b939a37a user: drh tags: trunk)
17:23
Change FTS3 to detect when the RHS of the MATCH opertor encounters an OOM during string format conversion and report back an SQLITE_NOMEM error. (check-in: 31eed4f8 user: drh tags: trunk)
17:07
Remove all benign OOM failure opportunities from the FTS3 hash table implementation. All OOM faults cause SQLITE_NOMEM to be returned. (check-in: 80754d38 user: drh tags: trunk)
15:35
Add a test case for creating an FTS3 table with no module arguments or opening/closing brackets in the CREATE VIRTUAL TABLE statement. (check-in: a9cba7ea user: dan tags: trunk)
13:46
Initialize a variable (unnecessarily) to avoid a compiler warning. (check-in: db65fd59 user: drh tags: trunk)
12:40
Fix a bug introduced by the fts3 refactoring (segfault when creating a table with zero module args). Also a fix to handle an OOM error. (check-in: eada284b user: dan tags: trunk)
2009-11-27
18:31
Change the test numbers in e_fkey.test so that they are in order. (check-in: ca73be44 user: dan tags: trunk)
12:14
Remove a C++ism accidentally added to fts3.c. (check-in: 97d33241 user: dan tags: trunk)
12:12
Move [7d30880114] to the trunk. Add optimizations to reduce the number of opcodes used for BEFORE UPDATE triggers. (check-in: 1b7c5250 user: dan tags: trunk)
2009-11-26
14:01
Simplifications to the sqlite3_trace() bound parameter substitution logic. (check-in: cb4b9286 user: drh tags: trunk)
2009-11-25
22:42
Make sure the new fts3Int.h header file is added to the amalgamation. (check-in: f25558f3 user: drh tags: trunk)
21:05
Support zeroblob in trace output. (check-in: 5086bf8e user: drh tags: trunk)
19:35
Get trace with parameter insertion working for UTF16 databases. (check-in: 01d5451a user: drh tags: trunk)
18:03
Initial check-in of code that inserts tokenizations of the values for bound parameters into the output of sqlite3_trace(). (check-in: 545cfb3b user: drh tags: trunk)
16:53
Enhance the %q, %Q, and %w printf conversions so that the precisions specifies the length of the input. (check-in: 3ba77313 user: drh tags: trunk)
2009-11-24
16:26
Fix a tracing macro in the VDBE in the VColumn opcode. (check-in: cb74b81b user: drh tags: trunk)
02:37
Fix SQLITE_SECURE_DELETE so that it overwrites content on the root pages of tables and indices that are dropped using the truncate optimization. (check-in: 02ef972a user: drh tags: trunk)
2009-11-23
21:23
Make sure registers computed for the VFilter opcode are marked invalid after the VFilter opcode finishes. Ticket [16fbf14cb2]. (check-in: 83dc7d38 user: drh tags: trunk)
15:59
Rearrange the order of two branches in order to restore 100% branch coverage after recent changes to in-memory database processing. (check-in: 6ce6ff44 user: drh tags: trunk)
14:39
Change so that deleting an Expr structure requires only one frame per level in the expression tree, not two. (check-in: a4380ab3 user: dan tags: trunk)
13:17
Bump the version number to 3.6.21. (check-in: 39214aee user: drh tags: trunk)
2009-11-21
03:03
Add some missing comments to fts3 files. No source code changes. (check-in: b6402b20 user: dan tags: trunk)
01:33
Fix a bug in transaction rollback during backup when the CODEC is enabled that can result in a corrupt backup file. This is only a problem when SQLITE_HAS_CODEC is defined. (check-in: f3398fc4 user: drh tags: trunk)
2009-11-20
18:48
When moving pages as part of autovacuum on an in-memory database, make sure that the source location is journalled so that a ROLLBACK can occur. Part of the fix for ticket [564d412f15a00] (check-in: 2f42f91f user: drh tags: trunk)
17:23
Merge leaf accidentally created by [1c4984c62f]. (check-in: cae949ce user: dan tags: trunk)
17:18
Add a test to make sure a database can be attached to a single handle twice if not in shared-cache mode. (check-in: 1c4984c6 user: dan tags: trunk)
16:13
Fix a bug in LIMIT 0 for compound SELECT statement. The problem was introduced by recent enhancements and has not appeared in any release. (check-in: c6ed7e2a user: drh tags: trunk)
15:02
If the root pages numbers of the internal schema are adjusted due to autovacuum on a DROP TABLE statement and that statement later aborts (for example, due to an OOM error) then reset the internal schema at the conclusion of the statement. Partial fix for ticket [564d412f15a]. (check-in: e493b093 user: drh tags: trunk)
13:18
Avoid unnecessary page cache allocations when move a page while autovacuuming an in-memory database, since the allocation might fail making it impossible to rollback the transaction. (check-in: 9a429349 user: drh tags: trunk)
05:05
Improve comments and other things in fts3_write.c. (check-in: 1cf0e3cc user: dan tags: trunk)
02:24
Minor optimizations to fts3 code. (check-in: b456eacb user: dan tags: trunk)
2009-11-19
18:30
Merge leaves [7cd178a72a] and [598727e6da]. (check-in: 4115c0c2 user: dan tags: trunk)
18:28
Fix a performance regression introduced while reworking the fts3 code. (check-in: 7cd178a7 user: dan tags: trunk)
15:44
Remove an unreachable branch from the OP_Affinity suppression logic. (check-in: 598727e6 user: drh tags: trunk)
15:26
Merge fts3-refactor into the main trunk. (check-in: 551dbe30 user: dan tags: trunk)
15:25
Fix some fts3 related issues with the autoconf and amalgamation build systems. (Closed-Leaf check-in: 3b179247 user: dan)
14:57
Merge with [4bd4330709]. (check-in: 7a46d1eb user: dan tags: fts3-refactor)
14:52
Merge the fts3-refactor branch with the trunk. (check-in: c8d2bd37 user: dan tags: fts3-refactor)
14:48
Fix a bug introduced with recent optimizations: The unary minus operator is TK_UMINUS, not TK_MINUS. (check-in: 4bd43307 user: drh tags: trunk)
00:15
Fix problems introduced into fts3 as part of the refactoring. (check-in: fa0998e1 user: dan tags: fts3-refactor)
2009-11-18
23:01
Performance improvement by avoiding unnecessary calls to memset(). (check-in: 85940468 user: drh tags: trunk)
15:35
Add some missing comments and fix some other issues in fts3 code. (check-in: 2fe579e7 user: dan tags: fts3-refactor)
01:25
Suppress more instances of unnecessary OP_IsNull and OP_Affinity opcodes. (check-in: bf6c0bd1 user: drh tags: trunk)
2009-11-17
23:59
Enhancements to the VDBE opcode loop to reduce the number of machine-code instructions evaluated by about 10%. (check-in: 9744ffb3 user: drh tags: trunk)
18:31
Code generator tries to avoid pointless OP_IsNull and OP_Affinity opcodes. (check-in: ebb0c8a3 user: drh tags: trunk)
12:52
Improvements to the way fts3 reads the full-text index. (check-in: 45c051e7 user: dan tags: fts3-refactor)
2009-11-16
23:36
Make sure the output of sqlite3OsFullPathname is initialized even if the fails due to I/O or OOM errors. (check-in: e4943adb user: drh tags: trunk)
22:54
Fix a reference to freed memory that can occur following an OOM error in where.c. (check-in: 929b6047 user: drh tags: trunk)
21:28
Back out part of the change in [23ea2b700fd6d28d] since TH3 reveals some problems in OOM situations. (check-in: 15d215d6 user: drh tags: trunk)
16:36
Add a few extra coverage test cases for fts3. (check-in: f29c8fca user: dan tags: fts3-refactor)
15:11
Use the sqlite3CtypeMap to improve the speed and reduce the size of the logic in the tokenizer that recognizes identifiers. (check-in: 1c9243b0 user: drh tags: trunk)
03:13
Additional optimizations in sqlite3VdbeRecordCompare(). (check-in: 23ea2b70 user: drh tags: trunk)
02:14
Optimizations to the sqlite3VdbeRecordCompare() routine help it to run 12.5% faster for some traces. (check-in: 74c76f0b user: drh tags: trunk)
2009-11-15
06:50
Fixes to fts3 integrity check code. (check-in: d3cae986 user: dan tags: fts3-refactor)
2009-11-14
23:22
Optimizations to the main loop inside sqlite3VdbeExec() to help VDBE byte code run a few percent faster. (check-in: d622ac6a user: drh tags: trunk)
18:41
Further OOM testing for fts3 code. Add Tcl code implementing an integrity-check for fts3. (check-in: c27d46b3 user: dan tags: fts3-refactor)
18:04
Make the sqlite3VdbeExec() function about 2% faster by storing the opcode array in a local variable. (check-in: 8bd3cc82 user: drh tags: trunk)
2009-11-13
20:52
Performance improvements and size reductions on the OP_Seek* family of VDBE opcodes. (check-in: ed820f45 user: drh tags: trunk)
19:43
Simplify the OPFLG processing logic in the VDBE for a speed boost in the VDBE processing loop and a reduction in code size. (check-in: 3352b3eb user: drh tags: trunk)
17:36
Start reworking fts3 code to match the rest of SQLite (code conventions, malloc-failure handling etc.). (check-in: 30a92f11 user: dan tags: fts3-refactor)
17:05
Force 8-byte memory alignment on memory allocated for VDBE cursors. (check-in: bdc45ba7 user: drh tags: trunk)
10:04
Changes to test_intarray.c so that it build with SQLITE_OMIT_VIRTUALTABLE. Added testcase() macros to expr.c. (check-in: f0599d28 user: drh tags: trunk)
2009-11-12
20:39
Shift more OP_Found opcodes over to using the unpacked format, for improved performance. (check-in: 6705ab1a user: drh tags: trunk)
19:59
Enhance the OP_Found and OP_NotFound opcodes so that they can accept an array of registers as an unpacked record in addition to a record built using OP_MakeRecord. Use this to avoid OP_MakeRecord calls during IN expression processing. (check-in: b9eab885 user: drh tags: trunk)
17:52
Factor out the IN operator code generation into a subroutine. Use this subroutine to implement both logic and branching versions of the IN operator. (check-in: fcff5b7e user: drh tags: trunk)
13:32
Factor out the code generator for BETWEEN into a subroutine. (check-in: 5735f60b user: drh tags: trunk)
05:04
Update comment for substrFunc(). Added additional SUBSTR() test cases. (check-in: d7b3801d user: shaneh tags: trunk)
04:26
Suppress unnecessary OP_Noop instructions on when the right table of a LEFT JOIN uses the index-only optimization. (check-in: e8aec08b user: drh tags: trunk)
03:46
Suppress excess OP_Null opcodes caused by binary IS or IS NOT operators that are converted into unary ISNULL or NOTNULL operators. (check-in: cff1b36a user: drh tags: trunk)
03:13
Adjustments to the implementation of LIMIT so that it uses fewer opcodes. (check-in: 39d5b292 user: drh tags: trunk)
2009-11-11
23:58
If the sector size is unspecified (initially 0) then set it to 512, not to 32. (check-in: 8861b5c1 user: drh tags: trunk)
23:48
Remove an obsolete (and incorrect) comment from sqlite3MemCompare(). No changes to code. (check-in: c15b70b3 user: drh tags: trunk)
20:53
Tweaks to the SUBSTR() function to make it dramatically faster in the common case where the input string is large but the 2nd and 3rd arguments are small positive integers. (check-in: 5a474a86 user: drh tags: trunk)
13:17
Allow media sector sizes as small as 32. The former minimum size was 512. (check-in: 5a32bfc1 user: drh tags: trunk)
04:17
Modified CLI to raise an error when extra command line options are passed. Added tests to verify correct handling, as well as other basic handling of command line options. Ticket [f5cb008a65]. (check-in: 09b4f19f user: shaneh tags: trunk)
01:14
Additional test cases for the coalesce() and ifnull() functions. (check-in: d0591258 user: drh tags: trunk)
00:24
Generate VDBE code for the built-in COALESCE() and IFNULL() functions. This allows unused arguments to never be evaluated, which is a performance win when the unused argument is a subquery. (check-in: 30055b25 user: drh tags: trunk)
2009-11-10
17:55
Additional intarray test cases and tweaks to comments. (check-in: 0c8db5d8 user: drh tags: trunk)