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497116007e
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16089 Commits

Author SHA1 Message Date
drh
497116007e Add the SF_HasAgg constant (currently unused). Also enhance the comments on 
many other constant definitions to detail constraints on their values.

FossilOrigin-Name: 7b7a69d098f7581a43b818c251717c2450b797de
 2016-04-14 16:40:13 +00:00
dan
fc26f7cfed Correctly interpret negative "PRAGMA cache_size" values when determining the cache-size used for sorting large amounts of data (i.e. the functionality in vdbesort.c). 
FossilOrigin-Name: 79147dca87cfd7eb62d57baa3b70fa2a8542232a
 2016-04-14 15:44:37 +00:00
drh
7111c93c40 Add some missing testcase() macros to the pushDownWhereTerms() routine. 
FossilOrigin-Name: 67d7f79c5e5be41a18817c802b5c4d349e3a83a4
 2016-04-14 15:38:33 +00:00
drh
f1b5ff73cb Rename WhereInfo.pResultSet to pDistinctSet to more accurately reflect what 
it represents.

FossilOrigin-Name: 5317961411695e107e8cefdeaba62280429979ca
 2016-04-14 13:35:26 +00:00
drh
8f2ce91462 Since the return value of sqlite3OsClose() is always ignored, we might as 
well make it "void" instead of "int", and thereby save 50 bytes in the
compiled binary.

FossilOrigin-Name: 7ee570e7a9a2159a8c0d41805c00f91ca0de00e3
 2016-04-14 13:16:58 +00:00
drh
7512cb47e8 Additional ".selecttrace" debugging output when the query is transformed from a 
DISTINCT into a GROUP BY.

FossilOrigin-Name: 5a46914510af4d5557b299db65c68d5df1070766
 2016-04-14 13:06:49 +00:00
drh
07d683fdbc Fix compiler warnings by removing surplus local variables in the schema 
pretty-printer logic of the command-line shell.

FossilOrigin-Name: 55a62483b9121a8b373d038a26fdebc4308661f6
 2016-04-13 21:00:36 +00:00
drh
0cb64edc95 Fixes for harmless compiler warnings. 
FossilOrigin-Name: 68142dc541b7a0a36fcb075a26f10f03c1e7c422
 2016-04-13 15:52:16 +00:00
drh
4926fec967 Add the --indent option to the .schema and .fullschema commands in the shell, 
to enable simple but effective pretty-printing.

FossilOrigin-Name: 83cfe82cd6d31ec0a6193525fd92e63a2a43b142
 2016-04-13 15:33:42 +00:00
mistachkin
02d436b1f6 A couple more compiler warning fixes. 
FossilOrigin-Name: 929fa4c31e7c5b8c6cbb1412478ea91b15ad5529
 2016-04-12 20:26:51 +00:00
mistachkin
c5896b5cbb Even more compiler warning fixes. 
FossilOrigin-Name: 7faec9ea335c53953338886398b85aef87348a1c
 2016-04-12 20:15:12 +00:00
mistachkin
77fac879d2 More harmless compiler warning fixes. 
FossilOrigin-Name: ab69527c1608da0b668f3b49e967661dd99cc3d4
 2016-04-12 20:05:06 +00:00
mistachkin
02267cc213 Compilation fix for a C99-ism in the 'fts3view' tool. 
FossilOrigin-Name: bedb88a4b9c808ea781ae69058399a1a3a3d15fa
 2016-04-12 19:30:31 +00:00
mistachkin
74f598b677 Fix harmless compiler warnings in the 'session' module. 
FossilOrigin-Name: a18a6ce2271865d04cd75a8a5baa63798b7393db
 2016-04-12 19:20:22 +00:00
drh
741c2772db Fix speedtest1 so that it automatically unlinks its test database prior 
to startup.

FossilOrigin-Name: b65b69f6b686c6555876b6fc701da95cc49120b5
 2016-04-12 17:13:33 +00:00
drh
2160ca5f8d Add the --temp option to the speedtest1.c performance test program. 
FossilOrigin-Name: 8053a6e2bf616fc9326f0323962176e318d7d2a5
 2016-04-12 16:59:39 +00:00
drh
e11003d5ba Improved localtime() support for WindowsCE 
FossilOrigin-Name: 662c32af0276a9ef4eea2d29e2523ccc44b6d128
 2016-04-12 16:23:30 +00:00
mistachkin
8366ddf242 Add and adjust comments. 
FossilOrigin-Name: 541c6da23850673f5d2a2e31c3967b796ee2effc
 2016-04-12 16:11:52 +00:00
drh
752b102e9b Add the sqlite3_snapshot_cmp() interface (available only with 
SQLITE_ENABLE_SNAPSHOT).

FossilOrigin-Name: 7e7289655185e7643ead6d685922528bc4d9e0ae
 2016-04-12 16:04:07 +00:00
dan
745be369c7 Update the documentation for sqlite3_snapshot_cmp() to make the circumstances under which the comparison is valid clearer. Add tests for the same. 
FossilOrigin-Name: 8fc834741bf6c8a832a180795c3d6f5c3dcfcd62
 2016-04-12 15:14:25 +00:00
drh
70b8d6bbcc Update the header comment on the memjournal.c file. No code changes. 
FossilOrigin-Name: 07f10deabb0f4207408142541e3913d638dfcdeb
 2016-04-12 11:58:18 +00:00
drh
6f07734349 Performance optimization the Vdbe allocator. 
FossilOrigin-Name: e2c4995bf1099cc02bcb1dc4a4631f06a870d171
 2016-04-12 00:26:59 +00:00
drh
f3c57ff54c Avoid unnecessary calls to object destructors for a small performance gain. 
FossilOrigin-Name: aec94b6ee68fe50e2cc14388281e2ef531e21d68
 2016-04-12 00:16:54 +00:00
drh
926957f0a6 Performance improvements in sqlite3WhereExprUsage(). 
FossilOrigin-Name: fdf752394b48fb7b9afe7b8a7d83f859985cc2d2
 2016-04-12 00:00:33 +00:00
mistachkin
0cedb963a3 Further refinements. 
FossilOrigin-Name: b35bb928b25492f6dd71ccf9c250cb9f0cce09ff
 2016-04-11 22:45:45 +00:00
mistachkin
9cdd401d37 Merge updates from trunk. 
FossilOrigin-Name: b8094166b3c6a8ec7913b403e08b5e6790fb03c1
 2016-04-11 22:24:03 +00:00
mistachkin
4f2c822cc5 Fix typo in the MSVC makefile. 
FossilOrigin-Name: 3189a7f1851f823218d85a2455bf218d00d81543
 2016-04-11 22:23:04 +00:00
mistachkin
0e188e1d1e Fix some compilation issues. 
FossilOrigin-Name: 016481b39f8b23b4f0f851053068d8eaee6122e1
 2016-04-11 22:10:26 +00:00
dan
ad2d5baf1f Add the sqlite3_snapshot_cmp() API. 
FossilOrigin-Name: c698a21af740ca1019c3a771fb83e569cd6bf23e
 2016-04-11 19:59:52 +00:00
drh
244b9d6ec6 Performance optimization to sqlite3Dequote() and its callers. 
FossilOrigin-Name: 9efe2265b1e70172778d333c5b9d9a76095427ab
 2016-04-11 19:01:08 +00:00
drh
affa855c94 Performance optimization for the sqlite3ExprListDelete() routine. 
FossilOrigin-Name: 2764aeaa11f38cf2ff4d6191e6d5466ddb203022
 2016-04-11 18:25:05 +00:00
drh
bea119cdeb Performance optimizations in the column cache of the code generator, and 
especially the sqlite3ExprCacheRemove() routine.

FossilOrigin-Name: e35b345cf858018ae0c07f79725f8d58062168db
 2016-04-11 18:15:37 +00:00
drh
3c19469ca2 Simplification and performance improvements in sqlite3ExprDup() and its 
subroutines.  More work is possible in this area.

FossilOrigin-Name: 476cc2838824e0667e80ce527b9caa551dee4a77
 2016-04-11 16:43:43 +00:00
drh
c310db39ff Rename the OP_MX_JUMP macro to SQLITE_MX_JUMP_OPCODE to avoid confusing the 
opcode name generator.

FossilOrigin-Name: e554a4c38bda9c73bf129bb7c665c53ccc4d96a8
 2016-04-11 16:35:05 +00:00
drh
4f0010b1bc Performance improvement in sqlite3ExprDelete(). 
FossilOrigin-Name: 60ad80e3af4bae9f5c74fedf09eec9689e2e3dbf
 2016-04-11 14:49:39 +00:00
drh
7cc84c2cdd Remove the VdbeOp.opflags field and its associated initialization overhead. 
Update mkopcodeh.tcl to reorder opcode numbers to help the resolveP2Values()
routine run faster.

FossilOrigin-Name: 099478fa7521ba52262ef2bf24dd8f0114ce92e1
 2016-04-11 13:36:42 +00:00
drh
8679fbabaa Back off of the parser optimization in the previous check-in, slightly, to 
preserve some backwards compatibility regarding some undocumented behavior
in the '#AAA' style query parameter.

FossilOrigin-Name: ef1966c2469a0f5dbdb31a0287bd37badb2b8f28
 2016-04-11 01:43:33 +00:00
drh
8f3b137fa6 Small size reduction and performance improvement in the parser. 
FossilOrigin-Name: 16df71284bf081c8b3d3aa57c129a07067ddbed3
 2016-04-11 01:26:31 +00:00
drh
08de4f7933 Factor out the common operation of setting the Expr.x.pSelect field of an 
Expr object into a subroutine.

FossilOrigin-Name: 6a5cceee486c5e3625556e4c7076ff90e9d8fa43
 2016-04-11 01:06:47 +00:00
drh
ba26faa33f Fix a problem in the code generator for joins on virtual tables where the 
outer loop of the join uses the IN operator.

FossilOrigin-Name: 6c56b3a04778bc62ca50307ad838dd301cd91ac2
 2016-04-09 18:04:28 +00:00
drh
bfc7a8bb01 Fix the sqlite3BtreeDelete() routine so that it preserves the correct 
key even when the row being deleted is not on a leaf page.
Fix for ticket [a306e56ff68b8fa56]

FossilOrigin-Name: ca2ef8a86cf806cbbcc64db03251b1df5b2c5501
 2016-04-09 17:04:05 +00:00
drh
53801efcdf Limit the number of digits shown in the "prereq" mask for ".wheretrace" 
debugging output.

FossilOrigin-Name: 3686ed7413ae6cdbc8020c0023205e0455e87467
 2016-04-09 14:36:07 +00:00
drh
11b264019c Update documentation for sqlite3_snapshot_open(). No code changes. 
FossilOrigin-Name: 1dfa5234d3ee38c6af2d18a6294afa93232821e7
 2016-04-08 19:44:31 +00:00
drh
dca595c4a3 Add test cases for ticket [7f7f8026eda387d544]. 
FossilOrigin-Name: 87aa9357fbe6749bae60e30af54ca16e48678802
 2016-04-07 21:14:35 +00:00
drh
38b3dde00e Prevent the in-memory journal read cursor from entering an inconsistent state 
when it reads the last few bytes out of the journal file.  Fix for
ticket [7f7f8026eda38].

FossilOrigin-Name: c4b9c611bdcd85f31d68aaf114ee34a9f27eba6d
 2016-04-07 18:42:23 +00:00
drh
45c3c66385 Avoid decrementing a pointer off the front end of the buffer in OP_MakeRecord. 
FossilOrigin-Name: 153135bfb3b8f7c407ccf36571e2d4d5afe28ea3
 2016-04-07 14:16:16 +00:00
drh
be5000d6bf Instead of just commenting out the unneeded code in the previous check-in, 
remove it completely.

FossilOrigin-Name: 8415d4848ab36ca33b23d1fad6b063544de04a3b
 2016-04-07 14:05:20 +00:00
drh
3b42be9178 Remove an unnecessary test for a NULL pointer in freeP4(). 
FossilOrigin-Name: e84e88e31b67afe42e2494d984ab1cafd107465a
 2016-04-07 14:01:10 +00:00
drh
f878e6e1a7 Update comments on the unix file locking protocol. No changes to code. 
FossilOrigin-Name: 716b20de4306de1653ba5bcdbfb8d210d2d46e1a
 2016-04-07 13:45:20 +00:00
drh
40dc357a01 Remove an unnecessary branch in the sqlite3LogEstToInt() routine. 
FossilOrigin-Name: da81d7afeb0566a09a505ba5fce901e991e4a029
 2016-04-05 23:39:53 +00:00