7b6944047e
Progress towards a VFS that will support WAL. Locking code is in place
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but is untested. Still no support for the DMS.
FossilOrigin-Name: 1bde41cf081570ad257f927b641e752dff4ed014
2010-04-29 15:17:48 +00:00
185cca609b
Close all open database connections at the end of wal.test.
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FossilOrigin-Name: 3cc55a7568daa3796483f632e33478969e381cf5
2010-04-29 14:58:53 +00:00
31c03907fd
Fix a but in the WAL checkpoint code causing SQLite to use an inconsistent cache in a subsequent transaction.
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FossilOrigin-Name: d1cadeed4eea20d8892726cc8c69f4f3f57d0cd4
2010-04-29 14:51:33 +00:00
b4e3a6f72f
Add tests to walthread.test.
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FossilOrigin-Name: 9e891e7543ea4d7dee76deb2456af940f4cac49b
2010-04-29 08:47:28 +00:00
e45d442692
Add a test to walthread.test for changing between WAL and rollback modes.
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FossilOrigin-Name: da229e44bd4a5d512261da05958d560808c9889f
2010-04-28 18:17:23 +00:00
f032f5362e
Merge two "wal"
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leaves.
FossilOrigin-Name: 13d2d5a66e9eaa81aa6314354201ee1fbd2b3824
2010-04-28 17:49:57 +00:00
5e0ce87a3f
Change walthread.test so that tests can be run with either multiple threads or multiple processes.
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FossilOrigin-Name: 25f85f68723e56c18e44b094d85f67b99912dc86
2010-04-28 17:48:44 +00:00
9beb1584bd
Changes to the interface design for the xShmLock method of the VFS.
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FossilOrigin-Name: 348409de26eafe12f5cb1236e8e167a4183d4051
2010-04-28 17:21:33 +00:00
833bf968e3
Rename the sqlite3_log_hook() to sqlite3_wal_hook(). Added comments to
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wal.h.
FossilOrigin-Name: bbc385111b19071e20fe963fab814262c815b3e9
2010-04-28 14:42:19 +00:00
4b64c1e365
Merge two "wal" leaves.
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FossilOrigin-Name: 8c2d43babd61fe2225d5c402174253f412604092
2010-04-27 18:49:54 +00:00
8b348af860
Add a test to check that a checkpointer releases its locks before returning, even if it has been prevented by a conflicting lock from checkpointing the database.
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Add a test to check that a checkpointer releases its locks before returning, even if it has been prevented by a conflicting lock from checkpointing the database.
FossilOrigin-Name: be44349d2b790fb470fcc9fb6a12e8b1076dc645
2010-04-27 18:43:16 +00:00
8b5444bfae
Fix a problem with identifying a corrupt database in WAL mode.
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FossilOrigin-Name: c8658da44671e9c43c90ee4857bbe82c55d40f25
2010-04-27 14:37:47 +00:00
af75c8695b
Add the xShmRelease() method to the VFS. The os_unix.c implementation of
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the shared memory logic is still non-functional.
FossilOrigin-Name: ed715b47c5f7657fbf901805981867898054b14d
2010-04-27 11:49:27 +00:00
e106de6317
Run trans.test and avtrans.test as part of the "wal" permutation.
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FossilOrigin-Name: c8893310510148f7e71ede5691606b6fc1c3df4d
2010-04-27 06:49:34 +00:00
31f98fc8e4
Fix a problem that occurs when one process causes the log-summary file to grow and then a second process attempts to read the database.
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FossilOrigin-Name: b51a5f8bc660616aa264025dd7ad4bdab458814b
2010-04-27 05:42:32 +00:00
29d4beccc0
Merge in recent changes from the trunk
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FossilOrigin-Name: 7a0ac682c3bffcb345321fe97434563350ac90f9
2010-04-27 01:56:21 +00:00
8c6f666b26
Optimization: Convert an ORDER BY clause into a no-op if the query also
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contains a GROUP BY clause that will force the same output order.
FossilOrigin-Name: ca9d86baf70f210d331ce93102177c8005c494cb
2010-04-26 19:17:26 +00:00
e180c296ea
Do not attempt to set journal_mode=wal on :memory: or temp file databases.
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FossilOrigin-Name: 30d0134454734fd9335896372c30a903e9adcc64
2010-04-26 17:42:56 +00:00
93791ea0ba
Change the default_cache_size pragma to always store a positive value.
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FossilOrigin-Name: 36fb2cae75b5dfe1fe818895f03c0b4f4190a722
2010-04-26 17:36:35 +00:00
c6d2b4a365
Identify the SQLite version meta-value entry in the db-header output of
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showdb.
FossilOrigin-Name: 245d934b72cbc6e897193e7892195b6561995939
2010-04-26 17:30:52 +00:00
4cd78b4d89
Fixes for problems with small caches and SAVEPOINT rollback in WAL mode.
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FossilOrigin-Name: 6a944f028d4a070bef29e1fbc6fbef481ebcd34c
2010-04-26 16:57:10 +00:00
7ecc14761e
Further enhancements to the showdb utility: A page number followed by "b"
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causes a btree decoding to occur on the page.
FossilOrigin-Name: 2ff824e58ce8b8f605c809ac960dcbfc51c30e30
2010-04-26 16:47:12 +00:00
562cedb185
Enhancements to the showdb.c utility program. Automatically detect the
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page size and adjust the display accordingly. Add the "dbheader" display
option.
FossilOrigin-Name: 23eb408b5d08b89b41aaf245a7be8e235f30af8a
2010-04-26 15:44:07 +00:00
71cb518fca
Add the "wal" permutation to run existing test files savepoint.test and savepoint2.test in WAL mode.
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FossilOrigin-Name: 205e5d8ac08f7d7853427b4cd235fca125155d2d
2010-04-26 12:39:03 +00:00
cd11fb28c3
Add mutexes to fix a race condition in wal.c. This isn't a very good fix.
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FossilOrigin-Name: 3d159939cc2beb18c4ca0c8e9a99a75d4107e6e4
2010-04-26 10:40:52 +00:00
c438efd68a
Change the names of the log.c and log.h source files to wal.c and wal.h.
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FossilOrigin-Name: 56fe5d7624f840417152bcc63efbe21a5f557920
2010-04-26 00:19:45 +00:00
f2424c521b
Begin moving WAL-specific I/O into the VFS. This checkin contains VFS
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infrastructure but it is untested and is not yet hooked up to the WAL.
The version number is bumped to 3.7.0 because of the VFS extension.
FossilOrigin-Name: f5e615c28c7035a7e6d896790b51cf9bc7371d5f
2010-04-26 00:04:55 +00:00
a4741840f6
Remove an unreachable branch from the function initialization logic.
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FossilOrigin-Name: 064d3ddd6199b7b049b1706974e4295f78fb5ab9
2010-04-25 20:58:37 +00:00
56d95913eb
Add comment explaining checksum mechanism.
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FossilOrigin-Name: 3e9ef5153ebf0543ad0f75a7561f73d22171da53
2010-04-24 19:07:29 +00:00
74d6cd887f
Fix bugs in WAL mode rollback.
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FossilOrigin-Name: 31215969f59be536fe87431bb9fbfa7d13027e35
2010-04-24 18:44:05 +00:00
9de7943783
Merge with [0291ed974d].
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Merge with [0291ed974d].
Merge with [0291ed974d].
FossilOrigin-Name: a352f6285e33a806fbe4475e720e763fdc5bb47d
2010-04-24 14:33:08 +00:00
545f587fc8
When commands such as ALTER TABLE and VACUUM use SQL internally, make sure
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they use only the built-in functions and not application-defined overrides
for those functions.
FossilOrigin-Name: 0291ed974d5bf1e344e2c38422530cc961b897da
2010-04-24 14:02:59 +00:00
4f08d4b848
Merge with [e79dac3c2f].
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FossilOrigin-Name: 1e793d3a6d46ec5d744e077b10362e7cfa118eef
2010-04-24 04:53:15 +00:00
ff207012e6
Reserve some space at the start of the log-summary file to apply locks to.
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FossilOrigin-Name: a031aa1fa01f062b087154833738f011f7bc4eb5
2010-04-24 04:49:15 +00:00
3306c4a945
Fixes and tests for backup of a WAL database.
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FossilOrigin-Name: 480d12db4c0ebcc37598f7620d39193875eab15b
2010-04-23 19:15:00 +00:00
9a6e897328
Merge of notify.c changes from experimental.
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Reset stored blocking connection when registered unlock_notify callback is cleared.
FossilOrigin-Name: e79dac3c2f723ed7cc62fcef468f53952711f242
2010-04-23 14:29:04 +00:00
d5c99c3939
Add very simple test cases for backup and VACUUM of WAL databases. More to come.
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FossilOrigin-Name: 1077d8130b8ed5716ad73f78382270909d347963
2010-04-23 11:44:40 +00:00
ce4f05f374
Create a version of the log checksummer that works on big-endian platforms. Remove the 512KB size limit on the log-summary.
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FossilOrigin-Name: 5d6d4423d1def39bd2424703120aa985085c3f8e
2010-04-22 19:14:13 +00:00
ede6eb8d1d
Further tests and changes related to switching between WAL and rollback modes.
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FossilOrigin-Name: 1236318477787a612f02cc98caf2931bd2e99d94
2010-04-22 06:27:04 +00:00
b978002743
Tests for (and changes to) the code to switch between WAL and rollback modes.
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FossilOrigin-Name: 9f4f933f2c6596064fcfc7fb5add87e8c5b57448
2010-04-21 18:37:57 +00:00
a470aeb4ac
If, after obtaining a SHARED lock, there exists a *-wal file in the file-system, use WAL mode. This is necessary to recover from a crash that damages the first page of the database file.
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FossilOrigin-Name: 33cabf271b8f4dda508a610bf59964273fe2cb84
2010-04-21 11:43:38 +00:00
28e5386f79
Minor changes to test cases to account for the fact that databases with read/write versions of 2 are now understood.
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FossilOrigin-Name: 278ed41e1d4bbff9544cb2cf4cf52dbbcf0c17df
2010-04-21 06:19:12 +00:00
e04dc88be5
Use the read and write version fields of the database header to mark a database as operating in wal-mode.
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FossilOrigin-Name: 96bef18c1411c3e0348295886f105e1646c46320
2010-04-20 18:53:15 +00:00
8d22a17411
Add the sqlite3_log_hook() interface for scheduling checkpoints.
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FossilOrigin-Name: 9bda601455705475075e33bfa85687bce34b15ff
2010-04-19 18:03:51 +00:00
54934f4689
Add some comments regarding file-locks to log.c.
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FossilOrigin-Name: 9d51c3b754f0b94fea5ef3d669ad583b93b2b024
2010-04-17 18:50:27 +00:00
c511878955
Do not sync any files in wal mode if "PRAGMA synchronous=off" is set. If files are synced, pass either SQLITE_SYNC_FULL or SQLITE_SYNC_NORMAL to the xSync() callback as configured by "PRAGMA fullfsync".
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FossilOrigin-Name: 0ae91b0008b242a47385fc1f295c6b645483ee22
2010-04-17 17:34:41 +00:00
335c0faabd
It is possible for sqlite3.pUnlockConnection to be non-NULL when
...
sqlite3.pBlockingConnection is NULL, as the notify1.test script
demonstrates.
FossilOrigin-Name: 95ff76ef67d6189f54375973fa485d6eb464b029
2010-04-17 16:10:19 +00:00
dea0a85091
Merge with trunk commit [3e646e3f4c].
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FossilOrigin-Name: 43463970f5885fb116588695146f2a56cb22804a
2010-04-17 15:45:35 +00:00
6703239d2f
In synchronous=normal mode, do not sync the log after every transaction. In synchronous=full mode, sync the log and add any extra frames required to avoid blast-radius related problems after each transaction.
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FossilOrigin-Name: 9bc9b6847303d0324543a9ded8dd0473490122d8
2010-04-17 15:42:43 +00:00
3674bfd1b6
Change sqlite3_step() so that it automatically calls sqlite3_reset() instead
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of returning SQLITE_MISUSE when invoked on a prepared statement that
previously returned any value other than SQLITE_ROW.
FossilOrigin-Name: 3e646e3f4cd0ca288e444561e951cecfdaee2ab5
2010-04-17 12:53:19 +00:00
drh