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1674 Commits

Author SHA1 Message Date
drh
7f75122149 Move the rowid cache out of VdbeCursor and into BtCursor. When multiple
BtCursors are open on the same table, set their rowid cache all at the
same time.  Ticket #3731. (CVS 6354)

FossilOrigin-Name: 189785832a7dc9f4a0a2113d850b92b987e0f9bf
2009-03-17 22:33:00 +00:00
danielk1977
404ca07578 Add the sqlite3_unlock_notify() API. (CVS 6348)
FossilOrigin-Name: b649a6cc5bfefddd6a04b1183647d2923e0a0daa
2009-03-16 13:19:36 +00:00
danielk1977
20736d82e2 Make calls to sqlite3BtreeRollbackStmt() no-ops when passed a Btree* handle that does not have an open statement transaction. Ticket #3718. (CVS 6342)
FossilOrigin-Name: a1bb1aef0e06140a2d5d5e4b6c10c73ce95c89e0
2009-03-12 14:43:27 +00:00
shane
be21779385 Corrected typos and misspellings. Ticket #3702. (CVS 6336)
FossilOrigin-Name: 6404afa0c515a6536fc2e878d4fb451e4dc06942
2009-03-05 04:20:31 +00:00
drh
11b57d6929 Additional commands and another procedure name changes for clarity of
presentation. No logic changes. (CVS 6323)

FossilOrigin-Name: 91d9d51e03657e7492dd7b93e66c82b152abec3b
2009-02-24 19:21:41 +00:00
drh
c25eabedef Changes to comments and functions/procedure names for clarification. No
changes to logic. (CVS 6322)

FossilOrigin-Name: b99c1815fe270decf1ac3d714acc7e945d1e728a
2009-02-24 18:57:31 +00:00
drh
c74d0b1dfc Enhanced comments on table locking logic as it relates to preparing new
statements.  Added assert() and testcase() but no other changes to code. (CVS 6319)

FossilOrigin-Name: 4a12f5b818b769d7518c942ff3dedf453dde698e
2009-02-24 16:18:05 +00:00
danielk1977
a55331620e Optimize queries of the form "SELECT count(*) FROM <tbl>" by adding a sqlite3BtreeCount() interface to the btree layer. (CVS 6316)
FossilOrigin-Name: d4aa6593183224b6868a322511511c0bbf63b598
2009-02-24 10:01:51 +00:00
drh
076d4661a6 Make sure the auto_vacuum=INCREMENTAL setting is preserved across a VACUUM.
Ticket #3663. (CVS 6304)

FossilOrigin-Name: ded04f12f41504e4a3ecd5164f0d4cbbde5e16f7
2009-02-18 20:31:18 +00:00
shane
63207ab262 Remove compiler warnings under MSVC. (CVS 6249)
FossilOrigin-Name: 6301f08a2b32289a49c4af994f2770318c444b49
2009-02-04 01:49:30 +00:00
danielk1977
0410302e58 Commit first version of the 'backup' feature. (CVS 6241)
FossilOrigin-Name: 663479b417fc06ba1790a544f28694f8797cee57
2009-02-03 16:51:24 +00:00
danielk1977
64beba4338 Avoid a segfault when running vacuum on an in-memory database. Ticket #3620. (CVS 6221)
FossilOrigin-Name: 407830c6839a81fa0a1010940740df3011713a88
2009-01-31 14:54:06 +00:00
drh
20abac2f87 Fix a segfault that can occur when attempting to insert into
a corrupt database file.  Need a test case. (CVS 6212)

FossilOrigin-Name: 68957cf0c4bae0c6cf450b4de1d6bc1bc64b232c
2009-01-28 20:21:17 +00:00
danielk1977
bea2a94850 Big change to make pager.c easier to follow. Unused variables removed, comments improved, etc. (CVS 6197)
FossilOrigin-Name: 12f7346c13c180ed73d7a2e3b590be457360254a
2009-01-20 17:06:27 +00:00
danielk1977
45d6882fd9 Revert (6187). (CVS 6188)
FossilOrigin-Name: a353c1ab376b159c4d12532412365318cdbdcc60
2009-01-16 16:23:38 +00:00
danielk1977
443c0597fe This commit is an error. Reverted by (6188). (CVS 6187)
FossilOrigin-Name: aa67fd0cdb4f53a0c6e15c001d37554d15006718
2009-01-16 15:21:05 +00:00
drh
47c3b3e099 When compiled with SQLITE_DEBUG (in other words, when assert() is enabled)
the ALWAYS and NEVER macros will throw an assertion if their arguments are
not true or false, respectively. (CVS 6159)

FossilOrigin-Name: 64a8dcd8d6152108809e4d10c459f1de5d36a435
2009-01-10 16:15:20 +00:00
drh
6402250ea2 Simplifications to btree.c to improve test coverage. (CVS 6150)
FossilOrigin-Name: ac84f106d572e881136adc3434d00d70564f57cb
2009-01-09 14:11:04 +00:00
danielk1977
076dce5336 Reduce the number of paths in btreeCopyFile(). (CVS 6124)
FossilOrigin-Name: df2c285cb99ac188c96dd1a4e6a30f689195a150
2009-01-06 18:21:08 +00:00
drh
9f0bbf9cae Reinitialize page 1 of the database file following a ROLLBACK TO of a
transactional SAVEPOINT on an initially empty database. (CVS 6103)

FossilOrigin-Name: 3e9efb763875b20c856d748c19e449080a3ae97c
2009-01-02 21:08:09 +00:00
drh
49b9d33892 Fix compiler warnings in pager.c (CVS 6102)
FossilOrigin-Name: 78dd7909da15a9b2cbcdb9cbe86798cfc24f3230
2009-01-02 18:10:42 +00:00
danielk1977
3460d19c85 Fix a problem with savepoint and incremental-vacuum. (CVS 6066)
FossilOrigin-Name: 08352f9ea9d2a1759320efc46e418079000855cb
2008-12-27 15:23:13 +00:00
drh
30df00983e Make sure nOverflow is always cleared when a page is released. (CVS 6059)
FossilOrigin-Name: 8d0f724477422db05ed46e58ce40a720107384f0
2008-12-23 15:58:06 +00:00
danielk1977
a4124bdfb7 Fix a couple of assert() failures that can occur in btree.c and pager.c. (CVS 6055)
FossilOrigin-Name: ae44e7482476478c8eeacfb80b282f17894530e5
2008-12-23 10:37:47 +00:00
danielk1977
12dd54962d Add savepoint2.test, a file containing savepoint tests similar to tests in trans.test and avtrans.test. And a few savepoint bug fixes. (CVS 6039)
FossilOrigin-Name: 98a53d91f6c0c2692d3b56687fdaba8eeab0959d
2008-12-18 15:45:07 +00:00
danielk1977
fd7f045225 Add the savepoint feature. This feature is largely untested at this point. (CVS 6036)
FossilOrigin-Name: 34b56600ec0c5cd7b5faab265750252bc9850e3e
2008-12-17 17:30:26 +00:00
drh
66e8008404 Make sure the memory returned from sqlite3ScratchMalloc() is 8-byte aligned.
Ticket #3542. (CVS 6031)

FossilOrigin-Name: 13b56b7ff97c3abc116dae934f6d1330bbb7762d
2008-12-16 13:46:29 +00:00
drh
1bd10f8a00 Additional work at eliminating silly compiler warnings. (CVS 6010)
FossilOrigin-Name: ea01d43788a75e39c7f03c22681d1a338d52cf0e
2008-12-10 21:19:56 +00:00
drh
f49661a4eb Add explicit casts to silence nuisance warnings from VC++. (CVS 6004)
FossilOrigin-Name: da1cbfa766f7f379c01f4ac9c1210462d8d7c590
2008-12-10 16:45:50 +00:00
drh
e43ba702bc Fix integrity check so that it always reports memory allocation errors that
it encounters. (CVS 5984)

FossilOrigin-Name: 2a3f5ce14c050b135ab9d2247aee84ca37882c4b
2008-12-05 22:40:08 +00:00
drh
9bf9e9c86d Make sure the nOverflow flag in MemPage is reset to zero after every insert. (CVS 5983)
FossilOrigin-Name: bfde3dae0c7b97308344519ca06cd4b290e8cf47
2008-12-05 20:01:43 +00:00
drh
c5053fb922 Add 19 new assert() statements in btree.c that attempt to detect writing to
a cache page which is not writeable. (CVS 5964)

FossilOrigin-Name: f9c7359065829b016d8cd04304c02509c254fe05
2008-11-27 02:22:10 +00:00
danielk1977
36e20936f6 Fix an obscure memory leak that can follow an IO error. (CVS 5956)
FossilOrigin-Name: 8271229c66c72c344ad7afb901b88d9cdaaa6f43
2008-11-26 07:40:30 +00:00
danielk1977
0cd1bbd0b8 Fix a couple of assert() failures provoked by running with a small default cache-size (64 pages). (CVS 5955)
FossilOrigin-Name: 1a66481a37dd9a21673c0ffb3df2be0614fe9f63
2008-11-26 07:25:52 +00:00
danielk1977
b247c21c15 Fix the problems demonstrated in tkt35xx.test in a different way to (5936). (CVS 5938)
FossilOrigin-Name: ddf980a50127a9de35edeca5549f4b51e3f733e6
2008-11-21 09:09:01 +00:00
danielk1977
1ceedd3736 Simplify the way the pager layer invokes the busy-handler callback. (CVS 5922)
FossilOrigin-Name: 7bd1ac189906d87ed360875551d50147dd2186f6
2008-11-19 10:22:33 +00:00
danielk1977
62c14b3487 Changes to avoid "unused parameter" compiler warnings. (CVS 5921)
FossilOrigin-Name: 88134322c36b41304aaeef99c39b4ef5b495ca3b
2008-11-19 09:05:26 +00:00
danielk1977
89d4004f03 Changes to btree.c to avoid the unsigned/signed comparison warnings. (CVS 5911)
FossilOrigin-Name: 24469dbace433ca89e22274f741f382052c5d17d
2008-11-17 14:20:56 +00:00
shane
dcc50b74e6 Fixed several more crashes due to corrupt db files. Added corruptC.test to soak.test. (CVS 5905)
FossilOrigin-Name: 9b7a52e952c81e50611e04d2d79003b0ddc57ee5
2008-11-13 18:29:50 +00:00
danielk1977
bc2ca9eb39 Add an API to support custom page cache implementations. (CVS 5899)
FossilOrigin-Name: 47866d6708e9b69e367937fd85f93580fd025447
2008-11-13 14:28:28 +00:00
danielk1977
0d0654119f Avoid some buffer overreads detected by valgrind while running corruptC.test. (CVS 5898)
FossilOrigin-Name: faa6bd7b615837c920b5b3b027115caa2f56ec15
2008-11-12 18:21:36 +00:00
danielk1977
360e634ed4 Fix a database corruption related crash uncovered by corruptC.test. (CVS 5890)
FossilOrigin-Name: 395084acbb4c8ef878d858f640f1ed6be908d175
2008-11-12 08:49:51 +00:00
shane
0af3f8935f Fixed a few more crashes when dealing with corrupt db files. (CVS 5888)
FossilOrigin-Name: f8bb34e40917e55696376d2def932a41ad43d0ae
2008-11-12 04:55:34 +00:00
shane
34ac18daf5 Fixed crash during an UPDATE when free cell size is corrupt. (CVS 5887)
FossilOrigin-Name: ec18667e2d2826a27f2c052ba3790ab5b8cf0bc4
2008-11-11 22:18:20 +00:00
shane
826d5b7e1c Prevent a crash during an UPDATE when the cell offset is corrupt. (CVS 5886)
FossilOrigin-Name: 99d4172ed6825c7efb6cbb28eb00d98323a13954
2008-11-11 20:51:50 +00:00
shane
5780ebdf79 Fixed crash in integrity_check with corrupt content offset size in page header. (CVS 5881)
FossilOrigin-Name: 0659a666ff0a9fc81ee4df3c35e535164c79e588
2008-11-11 17:36:30 +00:00
shane
831c329542 In btree.c, omit calls to setChildPtrmaps() if SQLITE_OMIT_AUTOVACUUM is defined. Ticket #3439. (CVS 5871)
FossilOrigin-Name: e0f07323e878c44ad2ccc38628c74c27f79e35ef
2008-11-10 17:14:58 +00:00
drh
dfe88ece74 Change the name of the Cursor object to VdbeCursor. (CVS 5857)
FossilOrigin-Name: fdb98fd8c1706085ebeef8e48ac6737839bed5e5
2008-11-03 20:55:06 +00:00
danielk1977
c7af484b4b Make sqlite3_count_changes() and total_changes() work with "DELETE FROM <table-name>". (CVS 5844)
FossilOrigin-Name: e68e4282adb9003aa297d033aeb5d9cadee215cd
2008-10-27 13:59:33 +00:00
danielk1977
be51a65dbc After an OP_NullRow is executed on a cursor, cause any subsequent OP_Next or OP_Prev to behave as if there were no more rows to traverse. Ticket #3424. (CVS 5782)
FossilOrigin-Name: af679f6170b346fe61df7dae963b2a2853e62a62
2008-10-08 17:58:48 +00:00