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50 check-ins occurring around 109852e51e2cc267.

2016-10-14
21:27
Add the SQLITE_FCNTL_WIN32_GET_HANDLE file control. (check-in: 16039be373 user: mistachkin tags: trunk)
21:16
Bump the version number in anticipation of the next development cycle. (check-in: aa6de9c40b user: drh tags: trunk)
10:20
Version 3.15.0 (check-in: 707875582f user: drh tags: trunk, release, version-3.15.0)
2016-10-13
12:56
Take care to avoid integer overflow when doing the initial page cache allocation with an excessively large cache_size setting. (check-in: 4d66ac98de user: drh tags: trunk)
2016-10-12
18:55
Avoid reading the -1-th element of an array in the query planner. Fix to a bug introduced by check-in [8e2b25f9b8a7] from earlier today. Curiously, the problem only appeared on 32-bit systems. (check-in: 443913d582 user: drh tags: trunk)
18:26
Add to sqlite3_analyzer command-line options --version and --tclsh, and also the undocumented --debug option. (check-in: e87d02d289 user: drh tags: trunk)
15:15
New testcase() macros to ensure coverage of the ORDER BY LIMIT optimization code in where.c. (check-in: 61f0526978 user: drh tags: trunk)
14:48
Fix a problem affecting queries that match the pattern (... WHERE ipk IN (....) ORDER BY ? LIMIT ?). Fix for [96c1454c]. (check-in: 8e2b25f9b8 user: dan tags: trunk)
2016-10-10
14:48
Remove a stray line from session4.test causing a memory leak. No changes to SQLite code. (check-in: 6624c4964b user: dan tags: trunk)
14:34
When handling ORDER BY expressions, do not assume all values of an indexed expressions are distinct. Fix for [4766f444]. (check-in: aebe429e52 user: dan tags: trunk)
13:29
Make sure indexes on expressions skip over initial NULL values in the index. Fix for ticket [4baa464912129477f3c9] (check-in: 71797ba431 user: drh tags: trunk)
10:06
Fix a case in which the rtree module was ignoring an OOM while generating an error message. (check-in: 788f86bebe user: dan tags: trunk)
2016-10-08
16:10
Update test/trace3.test to account for the fact that casting a pointer to a 64-bit signed integer might produce a negative value. (check-in: 010ec22541 user: dan tags: trunk)
13:34
Corrections to Lemon documentation. No SQLite changes. (check-in: c568ae3eef user: drh tags: trunk)
11:55
Add missing "static" to internal function whereRangeVectorLen(). (check-in: cbed3d75cf user: dan tags: trunk)
09:21
Updates to the tool/warnings.sh script to make it easier to use on OpenBSD. (check-in: dbe2997f57 user: dan tags: trunk)
2016-10-05
20:14
Fix some compiler warnings in fts5. (check-in: b066637bb7 user: dan tags: trunk)
20:10
Fix harmless compiler warnings. (check-in: 2dde337512 user: drh tags: trunk)
15:04
Add a test case for the fix in [a596b7c6cc]. (check-in: b2ef39b11f user: dan tags: trunk)
15:02
Do not set MEM_Blob unless the appropriate fields of the Mem object have been correctly initialized. (check-in: a596b7c6cc user: drh tags: trunk)
01:33
Fix the backup_malloc.test script so that it works on Windows. (check-in: d080012daa user: drh tags: trunk)
2016-10-04
12:20
Fix a problem with the lempar.c parser template. (check-in: 3a9d802fda user: drh tags: trunk)
00:47
Do not bother to initialize unused fields in the BtreePayload object. (check-in: b10d0f939c user: drh tags: trunk)
2016-10-03
18:13
Allow deterministic functions in the WHERE clause of a partial index. (check-in: c6e9b94218 user: drh tags: trunk)
16:33
Size and performance optimizations on the sqlite3ExprAssignVarNumber() routine. (check-in: 109852e51e user: drh tags: trunk)
15:28
Avoid unnecessary strlen() calls in sqlite3ExprAssignVarNumber() by passing in the token length from the parser. (check-in: d15ae2e530 user: drh tags: trunk)
14:44
Avoid unnecessary memset() calls in the query optimizer. (check-in: 5bb7cde073 user: drh tags: trunk)
12:56
Fix an obsolete comment on a variable definition in expr.c. No code changes. (check-in: 012ff6dd30 user: drh tags: trunk)
02:59
Make sure the sqlite_sequence table is updated when an optional xfer optimization is used. Fix for ticket [7b3328086a5c1]. (check-in: 81e4d4f897 user: drh tags: trunk)
01:21
Allocate Parse objects off of the stack where appropriate for a substantial performance increase and a size reduction. (check-in: ea8affa9e4 user: drh tags: trunk)
2016-10-01
23:55
Add SQLITE_USE_ALLOCA to the --lean configuration in speed-check.sh. (check-in: fe07609efc user: drh tags: trunk)
21:43
Rearrange fields in the Parse object to reduce the amount of initialization required. (check-in: 361940b44d user: drh tags: trunk)
20:43
Reduce the width of a memset() to avoid double-initializing some variables. (check-in: 34edbfd12d user: drh tags: trunk)
19:32
Remove an unnecessary memset() call. (check-in: a76bff74ce user: drh tags: trunk)
19:21
Use sqlite3DbMallocRawNN() where appropriate, instead of sqlite3DbMallocRaw(). (check-in: 54a449a41d user: drh tags: trunk)
16:53
Make sure deleting an unused prepared statement does not reference uninitialized fields in the structure. (check-in: 7983eef042 user: drh tags: trunk)
11:39
Avoid accessing Vdbe.pc if it is uninitialized. Check Vdbe.magic first. (check-in: 6ac6e4462a user: drh tags: trunk)
00:37
Avoid unnecessary zeroing of fields in the Vdbe object when it is allocated. (check-in: 1e21bbe836 user: drh tags: trunk)
2016-09-30
22:24
Avoid initializing the column-cache section of the Parse object, since entries in the cache will be initialized as they are used, and avoiding the initial memset() saves many CPU cycles. (check-in: 63cf7eafae user: drh tags: trunk)
21:20
Fix an always-true conditional left over from the previous commit. (check-in: ab12fce331 user: drh tags: trunk)
20:22
Fix the Parse.aColCache column cache so that all of the valid entries are in the first Parse.nColCache slots. (check-in: 6028502059 user: drh tags: trunk)
19:14
Another simplification to the Parse object. (check-in: c1419727f5 user: drh tags: trunk)
18:35
Remove unnecessary fields from the Parse object. (check-in: 814e41da35 user: drh tags: trunk)
17:46
Avoid unnecessary Mem initializations when generating a new sqlite3_stmt object. (check-in: 47ae1cda8d user: drh tags: trunk)
2016-09-29
20:28
Small size and performance optimization to sqlite3VdbeChangeP5(). (check-in: 3c93c8f5bb user: drh tags: trunk)
19:50
Remove the peep-hole optimization of removing OP_Close opcodes that come before OP_Halt, as the extra work of removing those opcodes uses more cycles than just running them. (check-in: 984a96d796 user: drh tags: trunk)
19:27
Size and performance optimization to sqlite3ValueFromExpr() (check-in: 945f82bc44 user: drh tags: trunk)
15:53
Clarification and typo-fixes in comments. No changes to code. (check-in: e2cd79aa31 user: drh tags: trunk)
2016-09-28
20:42
Use Knuth multiplicative hashing for the symbol table. (check-in: cc29ddd6be user: drh tags: trunk)
16:15
Merge recent enhancements from trunk. (check-in: 0601416347 user: drh tags: apple-osx)