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Author SHA1 Message Date
dan
401907e3ff Remove a redundant condition from pcache.c. Add an OPTIMIZATION-IF-TRUE comment to another condition that requires it. 
FossilOrigin-Name: 3bfd2621d13b4f842f3af6d35519653f4eb8cad7
 2016-05-11 20:03:23 +00:00
dan
b2ef900ade Remove some a small amount of redundant code related to PCache.pSynced from pcache.c. 
FossilOrigin-Name: 9cc8cad78fdfe044ad6726ebfe6909c1e242fa55
 2016-05-11 15:41:15 +00:00
drh
a37e0cfb22 Do not reset the page cache when a rollback journal truncate fails, as doing 
so can cause loss of information for an in-memory TEMP file.

FossilOrigin-Name: 345ce1c9f64f2a424663b4dfcbe4586d9df7bff6
 2016-05-11 12:47:46 +00:00
drh
65c6420335 Always truncate, rather than persist, the rollback journal of a TEMP database. 
FossilOrigin-Name: 42fb6f1e99a6c31889819a0302679d598dc0ab1b
 2016-05-11 11:04:17 +00:00
drh
5c8e092804 Add pcache tracing macros. Off by default. Requires changing an "#if 0" 
and recompiling to enable.

FossilOrigin-Name: d9313d19c75a62f558b3df6b15595b15bbfa0b62
 2016-05-11 10:57:04 +00:00
dan
78d1c90567 Add another test case to temptable3.test. 
FossilOrigin-Name: 223640243efc52c14bb2bb540833a2a624eaa41a
 2016-05-10 20:16:43 +00:00
drh
d12bc6022b Fix a problem in sqlite3PagerMovepage() when working on a temp table for which 
pages have been spilled.

FossilOrigin-Name: 20cf8811caf705b482be100baecb3ef72aee2d5a
 2016-05-10 20:03:08 +00:00
drh
3791c9c288 Fixes to requirements marks. No changes to code. 
FossilOrigin-Name: 79ecd0ef20c12198e950a730871444a980a0f1b2
 2016-05-09 23:11:47 +00:00
drh
83561932a5 Enhancements to test/sort5.test so that it works with SEE. 
FossilOrigin-Name: 8a39c8ee49e6e80c83613546cf328801c80b7c4d
 2016-05-09 22:35:06 +00:00
drh
f52a697e04 Remove some forgotten debugging lines from test/sort5.test. 
FossilOrigin-Name: f5875489810101c13a7917bde86e6a23b088e386
 2016-05-09 22:32:18 +00:00
dan
ba1079ba2a Update a comment in fts5.h. No changes to code. 
FossilOrigin-Name: 14e53d0e2f62d82ae1d64a72fd9711548e3bf5ea
 2016-05-09 19:03:42 +00:00
dan
170b66493d Fix the FTS5 xQueryPhrase() API function so that it recognizes column filters. 
FossilOrigin-Name: 48505cde05d74748454dc135d4ec25954ecf020e
 2016-05-09 18:05:44 +00:00
drh
e8da01c189 Make the sqlite3DeleteTable() routine smaller and faster. 
FossilOrigin-Name: d75140b851a34a5eb66041e294e421628efbc5ba
 2016-05-07 12:15:34 +00:00
drh
3eead27022 Fix typo in the intpkey-17.2 test. 
FossilOrigin-Name: a45fda657d987f5c923d141584841a6c62dfb504
 2016-05-07 12:15:15 +00:00
drh
f09c48233a Simplification to the logic used to decide between OP_Seek and OP_NotExists. 
Use OP_NotExists for both DELETE and UPDATE.

FossilOrigin-Name: 3a695263183303e3f64eb2320752d0fdef53eaf2
 2016-05-06 20:23:12 +00:00
drh
a3fd75d426 Corrections to comments on the whereScanInit() interface. 
FossilOrigin-Name: ab7ab415d19524f6c3901e474d3a154f55d28530
 2016-05-06 18:47:23 +00:00
drh
87f8f1ac69 For DELETE operations, make sure that seeks on the main table are not 
deferred, since if they are and none of the indexes reference columns of
the table, the seek might never occur until the OP_Delete opcode, which is
too late.  Fix for ticket [16c9801ceba49].

FossilOrigin-Name: 93a2bace5704f7ecad56541a6b3e06a88f7f393f
 2016-05-06 16:49:54 +00:00
dan
39332fb0f7 Fix an error in main.mk causing testfixture to use individual fts5 source code files instead of fts5.c. 
FossilOrigin-Name: 933a1c818c1d1ccec8680e1ba87f2cbe37cc9f7d
 2016-05-06 16:30:34 +00:00
drh
bcf6884afd In the WHERE generator, when building code for a DELETE operation, make sure 
that seeks to the main table are not deferred.
This is a better fix for the [16c9801ceba49] bug than the previous.

FossilOrigin-Name: 150dd09ebd7b17234a79e1811a0fae8b0a7a40d5
 2016-05-06 16:06:59 +00:00
dan
d49c6930b1 Fix a bug in sqlite_analyzer causing it report (slightly) incorrect values for the number of entries in indexes or WITHOUT ROWID tables. 
FossilOrigin-Name: dc37750d4e87d0c529785adceeebd838b8f8591d
 2016-05-06 15:16:02 +00:00
drh
70077d1733 Do not scan indexes that have the integer primary key as their left-most 
column.  This fixes the crash of ticket [16c9801ceba] but it seems like
the wrong fix.  More investigation needed.

FossilOrigin-Name: 50312273ffaf1bd4bfdc73865fa0b19166968429
 2016-05-06 11:31:10 +00:00
drh
ad5a9d715f Renumber internal constants in the printf() implemention for a small 
performance improvement.

FossilOrigin-Name: 69d11447f4b1a8c536c3b6573d2a3419da870412
 2016-05-05 11:53:12 +00:00
drh
4e80d5fcf1 Disable the session extension API if SQLITE_ENABLE_SESSION is not defined. 
FossilOrigin-Name: 71af9ac165ac02272f4886f69bd9ab4770fd7bb6
 2016-05-04 21:06:21 +00:00
mistachkin
9fe3fbbc35 Fix typo in comment. No changes to code. 
FossilOrigin-Name: 6c43ba1c8753a4029e127078652f265c408a01c0
 2016-05-04 19:04:20 +00:00
drh
91da707280 Only disable the one-pass DELETE optimization if the WHERE clause contains 
a correlated subquery.  Uncorrelated subqueries are allowed.  This is a
refinement of check-in [3f221f592a9a1] that is the fix for
ticket [dc6ebeda9396087].

FossilOrigin-Name: aae389692a2ed2cc92151d51fb2cd5a16921c469
 2016-05-04 14:45:30 +00:00
drh
582c080289 Portability enhancements to the configure script on the amalgamation tarball. 
FossilOrigin-Name: 7184c4b8869ffc00944abdd8d2c521cb11ea5824
 2016-05-04 14:20:15 +00:00
dan
c88ae52d86 Disable the PagerDontWrite() optimization for temp tables. It can cause database corruption if a page passed to PagerDontWrite() is dirty at the start of a transaction that is subsequently rolled back. 
FossilOrigin-Name: 6341ab2ffef298ca16b323358afbea4a4c1fb0e1
 2016-05-04 11:28:03 +00:00
mistachkin
12b35ea980 Minor style tweaks in the MSVC makefile. 
FossilOrigin-Name: 1b43358f8979c4f18519e824e0d5f6ef2250107c
 2016-05-03 19:40:54 +00:00
drh
799730bf81 The session extension is disabled by default. To enable it using 
--enable-session on ./configure on unix and add SESSION=1 to the nmake
on Windows.  Or add -DSQLITE_ENABLE_SESSION and
-DSQLITE_ENABLE_PREUPDATE_HOOK to build manually.

FossilOrigin-Name: bcaa650e8796984b275eceba0ed477f360295d01
 2016-05-03 14:57:07 +00:00
drh
5e18d40200 Turn the session extension off by default. Enable using --enable-session on 
configure scripts, or using the SESSION=1 argument to nmake on Windows.

FossilOrigin-Name: e462cde2a50c39cc2f8d8624aada19280b8226eb
 2016-05-03 13:14:18 +00:00
drh
48cd59a57d Avoid left-shifts of signed integers. 
FossilOrigin-Name: 0715ce164333e27671efbec8796f238df98cc287
 2016-05-03 00:04:55 +00:00
dan
39f98c52d0 Remove some randomness from test script temptable2.test. 
FossilOrigin-Name: 5830cf72e9e870830d088399f1ccb03ed6522582
 2016-05-02 19:05:05 +00:00
drh
b1c6995c58 Fix a test case in temptable2.test so that it works on systems that 
lack a coherient cache (ex: OpenBSD) and thus do not support the
"PRAGMA mmap_size" command.

FossilOrigin-Name: 088cf83872f6477c3b297c58d6f8a5def7025daf
 2016-05-02 16:59:49 +00:00
drh
cf7e7557b5 Fix harmless LLVM compiler warnings in the srcck1.c utility program used 
during the build process.

FossilOrigin-Name: e4af967533f290862dfba1d9ef44d4c9ddd8a01b
 2016-05-02 13:57:19 +00:00
drh
57a07ba9a9 Disable the multi-row one-pass DELETE optimization when the WHERE clause 
contains a subquery.  Fix for ticket [dc6ebeda9396087].

FossilOrigin-Name: 3f221f592a9a19009076e568566c59801cd3fc32
 2016-05-02 12:18:56 +00:00
drh
44aebff246 Improvements to the way the LIKE optimization is implemented, resulting in 
slightly smaller and faster code that is easier to test.

FossilOrigin-Name: 54c63b329288729031f45b7778752552cd90e226
 2016-05-02 10:25:42 +00:00
dan
40cf36ff17 Change the way tester.tcl handes $argv so that in "permutations.test <permutation> <filename>" <filename> may be the name of any file in the test/ directory. 
FossilOrigin-Name: 820c57bb24ad3d8663ca512e4022268b940bb2ee
 2016-04-30 19:23:10 +00:00
drh
2f55511dfa Remove an unnecessary branch from the OP_String8 opcode. 
FossilOrigin-Name: 459a0b456da69112605b37adc9af27d79e35a4d7
 2016-04-30 18:10:34 +00:00
drh
2e55b04da4 More bug fixes to Lemon identified by Kelvin Sherlock. None of these 
have any impact on SQLite.

FossilOrigin-Name: 762bdc55f8878ee2ef65af2165a8e7fdbddf0160
 2016-04-30 17:19:30 +00:00
drh
99f5de771f Simplifications to the OP_Halt opcode implementation. 
FossilOrigin-Name: daf4630f96f13133664908045e279da9d5a40bb5
 2016-04-30 02:59:15 +00:00
drh
2aab11fa5a Fix the temporary directory search algorithm for unix so that it fails 
gracefully even if all candidate directories are inaccessible.  This fixes
a bug that was introduced by check-in [9b8fec60d8e].

FossilOrigin-Name: 614bb709d34e11488da88861243023cc5de4b409
 2016-04-29 20:30:56 +00:00
drh
54606bbc14 Postpone I/O associated with TEMP files for as long as possible, with the 
hope that the I/O can ultimately be avoided completely.

FossilOrigin-Name: 9d0a5ae00273686ea35b43bc2ffaa8775c176363
 2016-04-29 15:39:48 +00:00
dan
4a030c6430 Fix test script temptable2.test so that it works with the "inmemory_journal" and "journaltest" permutations. 
FossilOrigin-Name: b7bec7f2d3d08d0c14f77654be2c5cedf1619e58
 2016-04-29 14:12:48 +00:00
dan
20ae3264b8 Merge latest trunk changes, including test case fixes, with this branch. 
FossilOrigin-Name: 99794aca7b6cb40f08ce4db9889a989fc597eac9
 2016-04-29 11:35:28 +00:00
dan
288327ed81 Modify the permutations.test script so as to set any permutation specific configuration values before running each individual test script. Fix a mostly harmless buffer overread in the sessions module. 
FossilOrigin-Name: 4cbd50245440e714935399a5c285cf32d8bfc424
 2016-04-29 11:33:58 +00:00
drh
afb8cd977d Lemon bug fix: Do not merge action routines unless their destructors are 
also identical.  Problem and suggested fix reported on the mailing list
by Kelvin Sherlock.

FossilOrigin-Name: 4792d6dbba6857f74d27332dcc1468e39c767c71
 2016-04-29 11:28:35 +00:00
dan
14faa061fd Fix an almost entirely harmless buffer overread in the sessions module. 
FossilOrigin-Name: 89b0ee3351381f7bc666cb206f77a56f2e0d4a0e
 2016-04-29 10:13:22 +00:00
drh
a3fa140fb4 Some optimization comments added to vdbe.c. No functional changes to code. 
FossilOrigin-Name: e7c22e3bffce63f3b47fa3683be8c00c42b2a7d3
 2016-04-29 02:55:05 +00:00
drh
aa50271a24 Further simplifications and improved commentting on the rowset.c module, 
including several optimization comments.

FossilOrigin-Name: 9f15a520deb9f1d4ecaa3bfff82bd57ef122aadb
 2016-04-28 22:29:31 +00:00
drh
396794f0ee Comment changes only: Add several optimization marks in rowset.c. Add 
a header comment that explains what the various special comments mean.

FossilOrigin-Name: 8cdbe89ac6c22d632f677eb293111b3dbae7d6c1
 2016-04-28 20:11:12 +00:00