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024045fe6e
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11763 Commits

Author SHA1 Message Date
drh
024045fe6e Avoid unnecessary calls to sqlite3VdbeSerialType() from within 
sqlite3VdbeSerialPut().

FossilOrigin-Name: 079c04a5013074b68f7d90f1ce8bf8e7092ad8a2
 2013-12-10 21:38:08 +00:00
drh
3e6c060fac In the OP_MakeRecord opcode, factor out affinity changes into separate loop, 
for a slight performance advantage.

FossilOrigin-Name: 1c6ee9b85f61e5cdb5d9b7815cddf526dc78aaa7
 2013-12-10 20:53:01 +00:00
drh
b0e7704e9f Simplify and improve the performance of the sqlite3VdbeMemGrow() routine. 
FossilOrigin-Name: 48ecf18774ba9572d86696c60d87007a619d9f53
 2013-12-10 19:49:00 +00:00
drh
038b7bc4ef Simplifications to the OP_MakeRecord opcode and the sqlite3VdbeSerialPut() 
helper function.

FossilOrigin-Name: 7277a769694787e0332d1a4efc02041834661e2a
 2013-12-09 23:17:22 +00:00
mistachkin
401387553d Correct the VFS name as reported by the file control when explicitly using the 'win32-longpath' VFS. 
FossilOrigin-Name: c43b59dac1fbb67ec3a9d921005543046ad416ce
 2013-12-09 21:48:49 +00:00
drh
a2a3028d5f Reduce the number of times that OP_Column calls sqlite3VdbeMemMakeWriteable(). 
FossilOrigin-Name: 6b51863553e51334880fb322bdf74e51e35d0e61
 2013-12-09 21:06:46 +00:00
drh
2a8d2261ed Simplify the sqlite3BtreeKeyFetch() and sqlite3BtreeDataFetch() interfaces 
to the storage engine.

FossilOrigin-Name: bf97598592ff60fab2a06d8b31b0201200b91684
 2013-12-09 20:43:22 +00:00
drh
c65faab2e1 Minor performance optimizations in pager.c. 
FossilOrigin-Name: ba9eef5f5293633d1479e1d877bf338edb2a9471
 2013-12-09 19:25:28 +00:00
drh
a6353a3f64 Performance optimizations for sqlite3VXPrintf(). 
FossilOrigin-Name: 9227ad48e1612b32a3a3e9551c49890f93abc0a7
 2013-12-09 19:03:26 +00:00
drh
195134c6c3 Fix an incorrect test number in the output of the speedtest1.c program. No 
changes to the test algorithms.

FossilOrigin-Name: fbfc075a5a3c9c5c98353f396f9da7f7ec7c1c04
 2013-12-09 12:24:23 +00:00
drh
7250c547a5 Avoid unnecessary (no-op) calls to sqlite3DbFree() from sqlite3VdbeMemRelease(). 
FossilOrigin-Name: 2d6dd7c2eb5a64f8994162b564a99ef0014b7460
 2013-12-09 03:07:21 +00:00
drh
8f518837f9 Use memmove() rather than a home-made copy loop in insertCell() too. 
FossilOrigin-Name: a3d796b1673ca68ced247d63c22ddcfb1f9d56ea
 2013-12-09 02:32:19 +00:00
drh
9bb7c4ff4f Use memmove() rather than a home-made copy loop in dropCell() of btree.c, 
for a size reduction and performance improvement.

FossilOrigin-Name: 78e1706804e88a0dd5dc40bee838a3a504cfa53b
 2013-12-09 01:58:11 +00:00
drh
29f2bad6f0 Avoid unnecessary no-op calls from getAndInitPage() to btreeInitPage() 
in the btree.c logic.

FossilOrigin-Name: 81f5ae13b2e23daee03151d32515387b7f5ba5e5
 2013-12-09 01:04:54 +00:00
drh
7599d4aa44 Use putVarint32() instead of putVarint() for a quantity that can never 
exceed 2GiB - 1.

FossilOrigin-Name: 6996fb34445adedf463b66ed1f339ee1f27ce6e5
 2013-12-09 00:47:11 +00:00
drh
59bf00cb54 Another simplification to the OP_MakeRecord opcode, making it slightly 
faster and very slightly smaller.

FossilOrigin-Name: f2f5a3ce9d075c4b1ac586c5db3a623d9035402d
 2013-12-08 23:33:28 +00:00
drh
2a24287639 Avoid unnecessary calls to sqlite3VarintLen() from the OP_MakeRecord opcode. 
FossilOrigin-Name: 7a234fc3c5e7970ffe0b8d6ac33c26acb64b5c4d
 2013-12-08 22:59:29 +00:00
drh
1e98310a14 Interchange two conditions in an "if" statment in sqlite3PagerAcquire() for 
very slight (0.06%) overall performance increase.

FossilOrigin-Name: fbcc1a3ebb016225c3580181c908a2904cc184a5
 2013-12-08 19:54:52 +00:00
drh
9dcc7cd527 Increase the version number to 3.8.3. 
FossilOrigin-Name: 23d00f22872a907a8ebf5b80689ff7aa66686a07
 2013-12-07 17:01:23 +00:00
drh
689156fdbc At the start of each write transaction, check to see if the database file has 
been moved, and if it has refuse to start the transaction, returning an
SQLITE_READONLY_DBMOVED error code.

FossilOrigin-Name: 369a23e00644f3ff8b6a2d2ed73b8cb65e9f124b
 2013-12-07 16:56:09 +00:00
drh
a9c19f935c Back out the new device capability. The determination of whether or not a 
file has moved is now done strictly using a file-control.

FossilOrigin-Name: 9c59f5af7ac4908583fab85d37241f200c40f02d
 2013-12-07 16:45:05 +00:00
drh
b959a017b6 Actually look at i-node numbers to determine whether or not the database 
file has moved.

FossilOrigin-Name: 2b1884dc14f9a04a04eebb3245fbe0daaff399eb
 2013-12-07 12:29:22 +00:00
drh
4e8fe3ff91 Performance optimization to the moveToRoot() subroutine in btree.c. 
FossilOrigin-Name: b5842a70f8e26456a8f0d39539bc266f097480a4
 2013-12-06 23:25:27 +00:00
drh
b8a9bb4fb9 Use memcmp() instead of the BINARY collating function where possible, for 
a performance boost.

FossilOrigin-Name: c5a3a1af3c7bd34886e944a1fef2f6340ded24a0
 2013-12-06 22:45:31 +00:00
drh
72b8ef6ce3 Remove some commented-out code from sqlite3BtreeMovetoUnpacked() to try to make 
it more readable.

FossilOrigin-Name: 2d62d1131f8bbc4e1f8f7aeaf0d91e3237fe3b7c
 2013-12-06 22:44:51 +00:00
mistachkin
091a81b91d Add the SQLITE_READONLY_DBMOVED error code to the sqlite3ErrName() function. 
FossilOrigin-Name: 7789f801d720db5394117e764675cd4bbe6b2da1
 2013-12-06 19:58:32 +00:00
drh
3fee8a63c8 Only error out on a database file move when attempting to start a write 
transaction.  Assume read transactions are still safe.  And make the error
SQLITE_READONLY_DBMOVED instead of SQLITE_IOERR_NODB.

FossilOrigin-Name: 28348f2ada98c616241a51aecb70b63e87e6ddbb
 2013-12-06 17:23:38 +00:00
drh
1b1f30bb5e Add code to detect if the database file is moved or deleted out from under 
SQLite and return an SQLITE_IOERR_NODB.

FossilOrigin-Name: 8759a8e4d83b163e315eff316cf163f6ea42f2bb
 2013-12-06 15:37:35 +00:00
dan
6f04b95f02 Version 3.8.2 
FossilOrigin-Name: 27392118af4c38c5203a04b8013e1afdb1cebd0d
 2013-12-06 14:53:30 +00:00
drh
224f66fba3 Fix harmless compiler warnings and improve the MSVC makefile. 
FossilOrigin-Name: c632567063d81c4be404ce58cbac0eff7412f565
 2013-12-05 17:12:47 +00:00
drh
47676fedf6 Fix two potential (and apparently harmless) shift overflows discovered by 
the -fcatch-undefined-behavior option of clang.

FossilOrigin-Name: e19eead8c9977ed4f00eac54c5bc7e90db78caa8
 2013-12-05 16:41:55 +00:00
mistachkin
5fac42002a Make use of the CC nmake macro even when cross-compiling (with MSVC). 
FossilOrigin-Name: aae7b30ebd9601882a02fe8cf46fbf0390ec3fac
 2013-12-03 23:33:29 +00:00
mistachkin
3f9cd2ae75 Fix harmless compiler warnings. 
FossilOrigin-Name: a12d214ecccc5d3372dbcedc88705b0092363971
 2013-12-03 22:33:35 +00:00
mistachkin
1fa85a15df Add memory subsystem related defines to the compile-time options list. 
FossilOrigin-Name: 52a44146dd7c5a7662545042045e23deab302c96
 2013-12-03 22:32:48 +00:00
drh
7f59475fda Remove a branch in STAT4 logic that is no longer reachable after 
the previous change.

FossilOrigin-Name: eca7d3f1612c7a009a9e4ef89f76f9b7e275d1e6
 2013-12-03 19:49:55 +00:00
drh
7190e07fc0 Fix a possible (and probably harmless) uninitialized variable in STAT3/4. 
FossilOrigin-Name: 33ad4f91477907b7b3e5808c7ba11aacc9a83ba6
 2013-12-03 19:16:06 +00:00
dan
b5f68b0c8c Fix an alignment problem in the stat3/stat4 code affecting 32-bit platforms. 
FossilOrigin-Name: 14f9bc79014e5762b88b9f0b98f4d47a8092d127
 2013-12-03 18:26:56 +00:00
dan
1868cbc78c Fix a typo in fts3varint.test preventing the valgrind permutation test from running. 
FossilOrigin-Name: b654a4ec729c86c6e94365fb0d3f83c598d4461a
 2013-12-03 17:09:53 +00:00
dan
070865da8d Modify test file conflict2.test so that it works with the "inmemory_journal" permutation. 
FossilOrigin-Name: e4164fd8f75ce1c8d63bec70db7049b68208c12c
 2013-12-03 10:35:00 +00:00
drh
9a01c16df8 Remove an unnecessary branch from the UPDATE logic - one that was also 
unreachable except following an OOM on x64.

FossilOrigin-Name: 72f972771457b8c8d9f859238d6a72b43f41d2c3
 2013-12-03 10:14:28 +00:00
dan
89bc021850 Add a "database_may_be_corrupt" directive to test file fuzz3.test. Reformat an assert() statement in vdbeaux.c to make its intent clearer. 
FossilOrigin-Name: 9d8a0e132163f7adeaabbf6baba119e159addd41
 2013-12-03 09:49:52 +00:00
drh
d5e4547084 Change some unreachable test conditions to NEVER(). 
FossilOrigin-Name: 7d99858bec699dface548c77649dfc50e7fb50d8
 2013-12-03 02:52:11 +00:00
drh
47b927d2c3 Fix a harmless compiler warning on MacOS. 
FossilOrigin-Name: 74328de1d720fb35a97b476034406ca17d35ff5f
 2013-12-03 00:11:40 +00:00
drh
2a702db1cf Another #if SQLITE_VERSION_NUMBER macro in speedtest1.c for compatibility 
with older versions of SQLite.

FossilOrigin-Name: bc8eacc7f71413184ef5be1412e51f8fd7174cd1
 2013-12-02 21:25:40 +00:00
drh
d79e9c5802 Still more #if SQLITE_VERSION_NUMBER macros in test/speedtest1.c to enable 
compilation against older versions of SQLite.

FossilOrigin-Name: 4b20cf4206ac12975ca9c4ec7ef76aa21bbd734d
 2013-12-02 01:24:05 +00:00
drh
290ea4053a Add some #if SQLITE_VERSION_NUMBER macros to test/speedtest1.c in order to 
make it compatible with older versions of SQLite so that it can be used for
historical speed comparisons.

FossilOrigin-Name: a9e1627ae714156cf6bd419e41cf9b79fbbe99a9
 2013-12-01 18:10:01 +00:00
drh
a256c1a4b3 Fix typos in the header comment on the sqlite3Atoi64() routine. 
FossilOrigin-Name: c85e0c546ea6c6be46deea5c7a716b5fb553c7b4
 2013-12-01 01:18:29 +00:00
drh
094b7587fc Detect a corrupt UnpackedRecord and return SQLITE_CORRUPT prior to calling 
sqlite3BtreeMovetoUnpacked().

FossilOrigin-Name: 55ec474db8935ef36fae30da5d11f5701c60c088
 2013-11-30 12:49:28 +00:00
drh
b202366509 Change the name of the CORRUPTIBLE macro to CORRUPT_DB. 
FossilOrigin-Name: f865be10e85a4063394a21827db2d854fc25960c
 2013-11-29 15:39:36 +00:00
drh
09fe614372 Add a new sqlite3_test_control() that indicates that database files are 
always well-formed.  Use this during testing to enable assert() statements
that prove conditions that are always true for well-formed databases.

FossilOrigin-Name: 15e4f63d1f3cbcd0aa789fd3e460cd6e4d3338f9
 2013-11-29 15:06:27 +00:00