cca9f3d291
Initial implementation of the unlikely() SQL function used as a hint to
...
the query planner.
FossilOrigin-Name: 036fc37a034093a4c6fc190633bd41c2b7230d77
2013-09-06 15:23:29 +00:00
d36e104112
Combine the FuncDef.iPrefEnc and FuncDef.flags fields into a single
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new FuncDef.funcFlags field.
FossilOrigin-Name: 97b10e66e98e84755aa577f8da017bf1aea2056c
2013-09-06 13:10:12 +00:00
0d31dc37ac
Make sure the destination WhereLoop is left in a sane state when an
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OOM fault occurs inside of whereLoopXfer().
FossilOrigin-Name: a99a53b81e29c9514b85318bea028d1667e5f760
2013-09-06 00:40:59 +00:00
8ff2d9561a
When preparing an UPDATE statement, avoid generating VDBE code for those foreign key related actions and constraint checks that may be seen to be unnecessary by considering the subset of table columns potentially modified by the UPDATE.
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FossilOrigin-Name: e940b5de49baa1d6a4cf859fbbc0e0df86ac5dbf
2013-09-05 18:40:29 +00:00
74dade2155
Rearrange the order of conditions in an "if" statement to facilitate testing.
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FossilOrigin-Name: 8462fb43c275a70db59c4339650225deeadeef00
2013-09-04 18:14:53 +00:00
55a1b30875
Fix a bug in the command-line shell for ".mode insert" on UTF16 databases
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with BLOB values.
FossilOrigin-Name: d8fdc7821808e2bfa048144ee3015b745232dc30
2013-09-04 16:08:50 +00:00
2b1a64a120
The sqlite3Stat4ProbeSetValue() routine should always return results using
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the database encoding.
FossilOrigin-Name: eb21663271369c3862bc8fd800f76d568c8579fe
2013-09-04 15:15:10 +00:00
c2cfb51525
Fix out-of-order variable declaration. Fix harmless compiler warning.
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FossilOrigin-Name: 8df95bb0b3f72222cf262174247a467c234f9939
2013-09-04 04:04:08 +00:00
30f07042df
Conditionally exclude code from analyze.c that is not used by STAT3.
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FossilOrigin-Name: a48948a170056dfb87541dd5eb2773094dec6f8a
2013-09-04 02:07:38 +00:00
fbc38de980
Harden the STAT4 logic in where.c against OOM faults.
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FossilOrigin-Name: 91d2cfbc95c34c0040deb69106bb9f895abb94c0
2013-09-03 19:26:22 +00:00
b13af4c5dd
Fix another problem in stat4 sample selection.
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FossilOrigin-Name: d59f580904e6e7e90fc0a692a3dd4eeff5942479
2013-09-03 14:43:12 +00:00
67a5ec7b54
Make sure the omit-noop-left-join optimization is not applied if columns
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of the LEFT JOIN are used in the ORDER BY clause.
Ticket [be84e357c035]
FossilOrigin-Name: 0303d6bc7112e6f810ae1bd75cafc5ffc51f5212
2013-09-03 14:03:47 +00:00
05db3c7743
Simplify branch coverage testing by interchanging the order of two tests
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in the whereLoopInsert() function.
FossilOrigin-Name: f7079b5365dd6cd8324a4fb23605e81476122ed6
2013-09-02 20:22:18 +00:00
b49d1047c6
Further stat4 related tests.
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FossilOrigin-Name: 0a702c4b4c35fdbcb62e3ab88b9e57d7ea0052a8
2013-09-02 18:58:11 +00:00
575ab2f8f6
Fix a problem with using stat4 data to estimate the number of rows scanned by a range constraint on the second or subsequent column of any index where an affinity transformation must be applied to the constraint argument.
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FossilOrigin-Name: c21f58d84859e479a6cc619671a0df48b2f9692e
2013-09-02 07:16:40 +00:00
1c215c9fd4
Merge updates from trunk.
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FossilOrigin-Name: 2982725e12715fba425a46ae024f317f031b6a54
2013-09-01 23:36:44 +00:00
05b1ba1e3f
Handle BLOBs specially, treating them as binary, in the tointeger() and toreal() SQL functions.
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FossilOrigin-Name: c4c53acb985a248c89db2d75025d941e3a4899bc
2013-08-31 21:41:09 +00:00
1df556e6f2
Cleanup of the windows VFS, including added support for Cygwin, fixes
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for compiler warnings under unusual configurations, and improved diagnostic
error messages.
FossilOrigin-Name: c94933f13208f3f7d6d1b117ce6d2821100655a4
2013-08-31 18:36:14 +00:00
1a88b14e5d
Revise the amalgamation tool to allow 'duplicate' include files to be retained manually while still preserving the existing line numbers.
...
FossilOrigin-Name: aa48284637b954d63bcf77e19b25e75c7ad1a6d3
2013-08-31 18:06:52 +00:00
4a1aa3851a
Fix a problem causing SQLite not to use stat4 or stat3 data to analyze constraints of the form "column = expr COLLATE collation" (those with an explicit COLLATE on the non-column side of the comparison operator).
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FossilOrigin-Name: 1e86d81d46c9da6aaee0c6938ee40933f35e3d0d
2013-08-31 17:21:26 +00:00
28159a5ee9
Enhancements to the Win32 API definition macros.
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FossilOrigin-Name: b1811baab6e35ecb1ba920a7ed3302997758d309
2013-08-31 17:01:56 +00:00
3fb4b6df07
Fix harmless MSVC compiler warning with MEMDEBUG defined.
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FossilOrigin-Name: b48cfd2dfca70091a52deeeee16619237e1c270b
2013-08-31 05:13:22 +00:00
9f11ef1232
Improve the consistency of the diagnostic messages on Windows.
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FossilOrigin-Name: c6f174a0cb27fe79740fffc7ce51081ec52a5dbd
2013-08-31 02:48:56 +00:00
d95a3d3527
Add support for Cygwin when handling temporary file names. Improve error codes and diagnostic messages for temporary file name handling on Windows. Rename winConvertUtf8Filename to winConvertFromUtf8Filename. Improve placement and comments for forward function declarations.
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FossilOrigin-Name: a411df725153119acb3bcf44fb71deecaa307887
2013-08-30 21:52:38 +00:00
ad4c7aa10f
Fix compiler warnings in analyze.c.
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FossilOrigin-Name: 5bbd2ccb3d2d6286fd667dac2ab658d6b89640a6
2013-08-30 20:19:52 +00:00
79e8445f63
Fix comment typo in analyze.c. No changes to code.
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FossilOrigin-Name: dbc31750440226702fbf88f1bf6140ef403c9be1
2013-08-30 19:59:48 +00:00
e56dd3ad7b
Fix comment typos in the where.c module. No code changes.
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FossilOrigin-Name: 1e0b77cf0edf3d26f76d83aa5466e9ec0e60a710
2013-08-30 17:50:35 +00:00
f46af73720
If the cost of two whereLoop objects is the same in every way except that
...
one has fewer expected output rows than the other, then choose the one with
fewer output rows.
FossilOrigin-Name: 79e458ef7acfddbc189163e3e958da529becb130
2013-08-30 17:35:44 +00:00
77a3fdc1b0
Add the SQLITE_MINIMUM_FILE_DESCRIPTOR compile-time option, for control over
...
exactly which low-numbered file descriptors SQLite will use.
FossilOrigin-Name: ba5190534330a25722eeb7ea9c42da7a6d146014
2013-08-30 14:24:12 +00:00
5128d009c6
Improvements to the robust_open() logic in the unix VFS so that if an attempt
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is made to open a repository on file descriptors 0, 1, or 2, and blocking
that file descriptor by opening it on /dev/null fails, then the open will
fail.
FossilOrigin-Name: d9c018f8155ab48df8e0e02519bba50588fe49fc
2013-08-30 06:20:23 +00:00
35a0379a05
Change the unix VFS so that it refuses to open a database file using
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a file descriptor less than 3.
FossilOrigin-Name: 66dddda06898abbf97fe0ac6a10ce1527ca8605e
2013-08-29 23:34:53 +00:00
0c9a8e345e
Never leave an open file descriptor pointing into the middle of the
...
database file if the file descriptor number is 2 or less.
FossilOrigin-Name: 3426673e4659eb68dbd14a3e41d4620d748432db
2013-08-29 21:26:26 +00:00
8bff07a55f
Restore fix [f15591f802], which was accidentally clobbered by the stat4 merge.
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FossilOrigin-Name: d4b6ad3333cc3bad500c2ebf7a6ea552b6762b69
2013-08-29 14:56:14 +00:00
cd40abb297
Candidate fix for [9f2eb3abac]: Have the whereShortCut() planner ignore indexes with more than four columns.
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FossilOrigin-Name: c1152bdcbb5ac185f743015fff63769effa81b4b
2013-08-29 10:46:05 +00:00
09dee52885
Prevent the implementation of the toreal() SQL function from being 'optimized' by MSVC.
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FossilOrigin-Name: 047bd1c24553b00ccf12d7745bb4c46820b91f5e
2013-08-29 01:17:24 +00:00
60883e5401
Fix boundary case for the toreal() SQL function.
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FossilOrigin-Name: abe82c634ccda7d62687df5917d18a9d6e411142
2013-08-29 01:01:11 +00:00
312404ef76
Merge updates from trunk.
...
FossilOrigin-Name: ffc6e682836cdf275189427109f8af2aeb423bcd
2013-08-28 18:56:04 +00:00
e4f9b9b7c0
Add the win32-longpath VFS allowing windows filenames up to 32K characters in
...
length. Remove unused code when -DSQLITE_MAX_MMAP_SIZE=0. Fix some
compiler warnings on windows.
FossilOrigin-Name: 12d0a8859de0a9d823997cfeccc77bd572cb6d13
2013-08-28 18:18:12 +00:00
3259fe7910
Fix a couple comments.
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FossilOrigin-Name: 945cb89ecb92a6c2075b3e58ce1ba3d419b1b6ca
2013-08-28 17:59:38 +00:00
d41d39f24d
In the query optimizer, when converting BETWEEN and LIKE/GLOB expressions
...
into simpler forms for processing, be sure to transfer the LEFT JOIN markings.
Fix for ticket [bc878246eafe0f52c].
FossilOrigin-Name: caab361ebee5f5c3fdafd9b1abe3d1ab7c5b4db9
2013-08-28 16:27:01 +00:00
868ccf2679
Fix an off-by-one error that causes a quoted empty string at the end of
...
a CRNL-terminated line of CSV input to be misread by the shell.
FossilOrigin-Name: b5617e4fdadc4cded93c985008e90982dd48bc3b
2013-08-28 13:33:40 +00:00
6d57bbfe25
Label a certain branch as NEVER() only for non-STAT3/4 builds.
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FossilOrigin-Name: b5ccf6e995ac2fe010f49d46d40b487ddbd28e5a
2013-08-28 11:43:49 +00:00
3741827ea1
Support database file names longer than 260 characters using the new 'win32-longpath' VFS variant.
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FossilOrigin-Name: 37e85e444cde18f061049437980b965d4485f43c
2013-08-28 05:49:39 +00:00
b324bc79e9
Make names of private functions in the Win32 VFS consistent. Fix comment typo in Win32 mutex implementation.
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FossilOrigin-Name: c3b82c5bf97cfb35544c5b1fbcdf7b9c4827d1cf
2013-08-28 02:37:29 +00:00
533fb6de5b
Remove hard-coding of the directory separator in the Win32 VFS. Fixes to OSTRACE macros.
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FossilOrigin-Name: fc98092f4bd42d64059024f09547904c1d70a517
2013-08-28 02:26:48 +00:00
f64188910d
Fix several harmless compiler warnings. Fix a couple compiler issues with the shell.
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FossilOrigin-Name: 8917e9f9a0802cbfb6f33e2ab1c2f98e4df5babd
2013-08-28 01:54:12 +00:00
1435a9a126
Adjust ANALYZE for improved test coverage. Use the SQLITE_ENABLE_STAT3_OR_STAT4
...
macro (created in sqliteInt.h) to conditionally include code, instead of
a boolean specifying both macros separately.
FossilOrigin-Name: 67a9a392edd62ef5a5a1ad3010b20a39b285793d
2013-08-27 23:15:44 +00:00
9fecc546cb
Reduce the amount of code run and memory used for ANALYZE in the common case
...
where neither STAT3 and STAT4 are enabled.
FossilOrigin-Name: 9d1424c91a21ed740aca53e437b8f7c1f0823c03
2013-08-27 20:16:48 +00:00
59b08dd449
In the ANALYZE command implementation make statInit() a 2-value function
...
since the 3rd parameter was always the same constant.
FossilOrigin-Name: 959bb5acdc3b4e2b481e3c38f20867131bfc9dbc
2013-08-27 14:14:14 +00:00
4496a2329a
Preparation for further Windows path name handling changes.
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FossilOrigin-Name: ec99224b0c9cf1ccd64b3dc93252556d888e93a3
2013-08-26 23:18:57 +00:00
drh