]>
git.ipfire.org Git - thirdparty/sqlite.git/log
drh [Mon, 26 Apr 2010 00:19:45 +0000 (00:19 +0000)]
Change the names of the log.c and log.h source files to wal.c and wal.h.
FossilOrigin-Name:
56fe5d7624f840417152bcc63efbe21a5f557920
drh [Mon, 26 Apr 2010 00:04:55 +0000 (00:04 +0000)]
Begin moving WAL-specific I/O into the VFS. This checkin contains VFS
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
dan [Sat, 24 Apr 2010 19:07:29 +0000 (19:07 +0000)]
Add comment explaining checksum mechanism.
FossilOrigin-Name:
3e9ef5153ebf0543ad0f75a7561f73d22171da53
dan [Sat, 24 Apr 2010 18:44:05 +0000 (18:44 +0000)]
Fix bugs in WAL mode rollback.
FossilOrigin-Name:
31215969f59be536fe87431bb9fbfa7d13027e35
dan [Sat, 24 Apr 2010 14:33:08 +0000 (14:33 +0000)]
drh [Sat, 24 Apr 2010 14:02:59 +0000 (14:02 +0000)]
When commands such as ALTER TABLE and VACUUM use SQL internally, make sure
they use only the built-in functions and not application-defined overrides
for those functions.
FossilOrigin-Name:
0291ed974d5bf1e344e2c38422530cc961b897da
dan [Sat, 24 Apr 2010 04:53:15 +0000 (04:53 +0000)]
dan [Sat, 24 Apr 2010 04:49:15 +0000 (04:49 +0000)]
Reserve some space at the start of the log-summary file to apply locks to.
FossilOrigin-Name:
a031aa1fa01f062b087154833738f011f7bc4eb5
dan [Fri, 23 Apr 2010 19:15:00 +0000 (19:15 +0000)]
Fixes and tests for backup of a WAL database.
FossilOrigin-Name:
480d12db4c0ebcc37598f7620d39193875eab15b
shaneh [Fri, 23 Apr 2010 14:29:04 +0000 (14:29 +0000)]
Merge of notify.c changes from experimental.
Reset stored blocking connection when registered unlock_notify callback is cleared.
FossilOrigin-Name:
e79dac3c2f723ed7cc62fcef468f53952711f242
dan [Fri, 23 Apr 2010 11:44:40 +0000 (11:44 +0000)]
Add very simple test cases for backup and VACUUM of WAL databases. More to come.
FossilOrigin-Name:
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dan [Thu, 22 Apr 2010 19:14:13 +0000 (19:14 +0000)]
Create a version of the log checksummer that works on big-endian platforms. Remove the 512KB size limit on the log-summary.
FossilOrigin-Name:
5d6d4423d1def39bd2424703120aa985085c3f8e
dan [Thu, 22 Apr 2010 06:27:04 +0000 (06:27 +0000)]
Further tests and changes related to switching between WAL and rollback modes.
FossilOrigin-Name:
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dan [Wed, 21 Apr 2010 18:37:57 +0000 (18:37 +0000)]
Tests for (and changes to) the code to switch between WAL and rollback modes.
FossilOrigin-Name:
9f4f933f2c6596064fcfc7fb5add87e8c5b57448
dan [Wed, 21 Apr 2010 11:43:38 +0000 (11:43 +0000)]
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.
FossilOrigin-Name:
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dan [Wed, 21 Apr 2010 06:19:12 +0000 (06:19 +0000)]
Minor changes to test cases to account for the fact that databases with read/write versions of 2 are now understood.
FossilOrigin-Name:
278ed41e1d4bbff9544cb2cf4cf52dbbcf0c17df
dan [Tue, 20 Apr 2010 18:53:15 +0000 (18:53 +0000)]
Use the read and write version fields of the database header to mark a database as operating in wal-mode.
FossilOrigin-Name:
96bef18c1411c3e0348295886f105e1646c46320
dan [Mon, 19 Apr 2010 18:03:51 +0000 (18:03 +0000)]
Add the sqlite3_log_hook() interface for scheduling checkpoints.
FossilOrigin-Name:
9bda601455705475075e33bfa85687bce34b15ff
dan [Sat, 17 Apr 2010 18:50:27 +0000 (18:50 +0000)]
Add some comments regarding file-locks to log.c.
FossilOrigin-Name:
9d51c3b754f0b94fea5ef3d669ad583b93b2b024
dan [Sat, 17 Apr 2010 17:34:41 +0000 (17:34 +0000)]
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".
FossilOrigin-Name:
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drh [Sat, 17 Apr 2010 16:10:19 +0000 (16:10 +0000)]
It is possible for sqlite3.pUnlockConnection to be non-NULL when
sqlite3.pBlockingConnection is NULL, as the notify1.test script
demonstrates.
FossilOrigin-Name:
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dan [Sat, 17 Apr 2010 15:45:35 +0000 (15:45 +0000)]
dan [Sat, 17 Apr 2010 15:42:43 +0000 (15:42 +0000)]
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.
FossilOrigin-Name:
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drh [Sat, 17 Apr 2010 12:53:19 +0000 (12:53 +0000)]
Change sqlite3_step() so that it automatically calls sqlite3_reset() instead
of returning SQLITE_MISUSE when invoked on a prepared statement that
previously returned any value other than SQLITE_ROW.
FossilOrigin-Name:
3e646e3f4cd0ca288e444561e951cecfdaee2ab5
dan [Sat, 17 Apr 2010 12:31:37 +0000 (12:31 +0000)]
Enhancements to wal-mode locking scheme.
FossilOrigin-Name:
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shaneh [Fri, 16 Apr 2010 22:05:31 +0000 (22:05 +0000)]
Changes for branch coverage of notify.c. Fixed quirk of
unlock_notify() where it would still think it was blocked
after a callback was cleared (even after the transaction
on the blocking connection was closed).
FossilOrigin-Name:
c54e8dad01b0ecaf8d66b10e64e862dcad8a6746
dan [Fri, 16 Apr 2010 13:59:31 +0000 (13:59 +0000)]
Change the log file format to include a small (12 byte) header at the start of the file.
FossilOrigin-Name:
9865d14d6041874bc1239ce7a061d5c75f2d33c9
dan [Fri, 16 Apr 2010 11:30:18 +0000 (11:30 +0000)]
Fix bug in log recovery (last frame in log was being ignored). Also remove an incorrect assert statement.
FossilOrigin-Name:
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drh [Thu, 15 Apr 2010 23:24:29 +0000 (23:24 +0000)]
Disable query flattening when the outer query is a compound SELECT and
the inner query has a LIMIT clause. Ticket [
02a8e81d44 ].
FossilOrigin-Name:
f96782b389b5b97b488dc5814f7082e0393f64cd
dan [Thu, 15 Apr 2010 16:45:34 +0000 (16:45 +0000)]
Allow writers to write dirty pages to the log mid-transaction in order to free memory.
FossilOrigin-Name:
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dan [Thu, 15 Apr 2010 13:33:18 +0000 (13:33 +0000)]
Merge two leaves on the WAL branch.
FossilOrigin-Name:
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drh [Thu, 15 Apr 2010 13:29:37 +0000 (13:29 +0000)]
The query planner fix of check-in [
33b1f584ef ] should have been on the trunk.
FossilOrigin-Name:
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drh [Thu, 15 Apr 2010 12:36:06 +0000 (12:36 +0000)]
Fix a problem in the result set size estimation logic of the query planner -
a problem introduced by the two previous changes.
FossilOrigin-Name:
33b1f584ef712625c4df8e2aefe895fa89f6a795
dan [Thu, 15 Apr 2010 10:58:51 +0000 (10:58 +0000)]
Change the way checksums are calculated.
FossilOrigin-Name:
84955c2e9ce526c5a3ed479aa09f093a7e37c7d0
drh [Thu, 15 Apr 2010 02:37:10 +0000 (02:37 +0000)]
Bring over the recent query planner enhancements from the trunk.
FossilOrigin-Name:
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drh [Thu, 15 Apr 2010 01:04:54 +0000 (01:04 +0000)]
Further refinements to table order selection on join query planning.
FossilOrigin-Name:
defaf0d99a807027f8883bf821b6482025f9f54e
drh [Wed, 14 Apr 2010 19:01:44 +0000 (19:01 +0000)]
The query planner uses non-indexable WHERE clause terms to reduce the
estimated number of output rows, then uses the estimated number of output
rows as a tie-breaker when choosing table order.
FossilOrigin-Name:
b87cb0c2bd9c52a938795a974e101879b81210e3
dan [Wed, 14 Apr 2010 18:50:08 +0000 (18:50 +0000)]
Add tests and fix bugs in WAL locking mechanism.
FossilOrigin-Name:
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dan [Wed, 14 Apr 2010 18:06:50 +0000 (18:06 +0000)]
Add tests to check inter-process WAL locking.
FossilOrigin-Name:
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dan [Wed, 14 Apr 2010 15:49:40 +0000 (15:49 +0000)]
Improve the logLockRegion() function in log.c.
FossilOrigin-Name:
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dan [Wed, 14 Apr 2010 11:23:30 +0000 (11:23 +0000)]
Fixes for locking issues in WAL mode.
FossilOrigin-Name:
a9617eff39177250e2f118f25fdd4b3acb8b0478
dan [Tue, 13 Apr 2010 19:27:31 +0000 (19:27 +0000)]
Add experimental locking scheme.
FossilOrigin-Name:
3f958e87c33d667d299b03ffdef58db5dc6363f4
drh [Tue, 13 Apr 2010 15:30:53 +0000 (15:30 +0000)]
Fix an uninitialized variable in readDbPage of pager.c.
FossilOrigin-Name:
f4e1150fed2c520c7c52612cb1019429d78dc32a
dan [Tue, 13 Apr 2010 11:56:03 +0000 (11:56 +0000)]
Remove old code to interpret an argument (no longer used) to "PRAGMA checkpoint".
FossilOrigin-Name:
27dc5977c19e717afd65d3805557e38dec7bedcb
dan [Tue, 13 Apr 2010 11:45:31 +0000 (11:45 +0000)]
Fix other problems in the WAL test scripts.
FossilOrigin-Name:
dcb31181db246dd3f81ce63b144dd0cf95f06ee3
dan [Tue, 13 Apr 2010 11:35:01 +0000 (11:35 +0000)]
Fix test script issues preventing walthread.test from running.
FossilOrigin-Name:
d90b1dde0702ceb0eae2a3da36733a7e5b1a6b3a
dan [Tue, 13 Apr 2010 11:18:40 +0000 (11:18 +0000)]
Fix a pager bug introduced by the wal code.
FossilOrigin-Name:
4a0b29dc5e573a5d696ede17db5d7acf8d23aa98
dan [Tue, 13 Apr 2010 06:20:45 +0000 (06:20 +0000)]
dan [Tue, 13 Apr 2010 06:18:02 +0000 (06:18 +0000)]
Test that the rollback-hook is invoked if a commit-hook implementation returns non-zero (causing a rollback). Remove documentation comment that says otherwise from sqlite.h.in.
FossilOrigin-Name:
012cf101bf8be9e39c138786ea5a5039b8131e55
drh [Mon, 12 Apr 2010 20:54:13 +0000 (20:54 +0000)]
Add e_fts3.test to the set of tests excluded from the inmemory_journal
exclusion list, since it does simulated OOM errors which trigger I/O errors
and SQLite is unable to recover from I/O errors without a persistent journal.
FossilOrigin-Name:
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drh [Mon, 12 Apr 2010 19:44:22 +0000 (19:44 +0000)]
Recent changes cause the xSync method of the memory journal implementation
to be used, so remove the assert(0).
FossilOrigin-Name:
1f2cb9402838373f6370660dfc885013df079895
drh [Mon, 12 Apr 2010 19:43:43 +0000 (19:43 +0000)]
Clear a global variable in e_fts3.test before it is used.
FossilOrigin-Name:
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drh [Mon, 12 Apr 2010 19:31:59 +0000 (19:31 +0000)]
Remove duplicate secure_delete pragma implemention.
FossilOrigin-Name:
c15fda145b621fc86402914aa5b015e53590555a
dan [Mon, 12 Apr 2010 19:05:58 +0000 (19:05 +0000)]
Add "log.h", which should have been part of the previous commit.
FossilOrigin-Name:
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dan [Mon, 12 Apr 2010 19:00:29 +0000 (19:00 +0000)]
Import experimental write-ahead-logging code.
FossilOrigin-Name:
409d61baeb0a19d1700c973f16c8acef7b8506cd
dan [Mon, 12 Apr 2010 17:08:44 +0000 (17:08 +0000)]
Fix a problem where a process in exclusive mode could delete a hot-journal file without rolling it back from within sqlite3_close() or DETACH. This problem was introduced by the previous commit, it is not present in any releases.
FossilOrigin-Name:
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drh [Mon, 12 Apr 2010 14:51:10 +0000 (14:51 +0000)]
Reset the simulated device in the test harness to its default
configuration whenever it is restarted.
FossilOrigin-Name:
562d20e662da474ea326165730ecfdfcf9b414ee
drh [Sat, 10 Apr 2010 17:52:57 +0000 (17:52 +0000)]
Fix issues and clarify the operation of pager_playback_one_page().
A block comment in pager.c identifies 13 invariants on the pager subsystem.
Ticket [
9d68c883132c8 ].
FossilOrigin-Name:
0906597698b697ab2993a460f257e326cb58e475
drh [Fri, 9 Apr 2010 23:05:24 +0000 (23:05 +0000)]
Add a test case for the OOM-fault corruption issue.
Ticket [
9d68c883132c8 ].
FossilOrigin-Name:
0a64a937b583c32c02c83fc669addf79662efea8
drh [Fri, 9 Apr 2010 15:34:06 +0000 (15:34 +0000)]
Candidate fix for a pager bug associated with sqlite3PagerMovepage().
FossilOrigin-Name:
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drh [Fri, 9 Apr 2010 09:14:05 +0000 (09:14 +0000)]
Avoid unnecessary calls to sqlite3_step() with null prepared statements
while parsing the schema.
FossilOrigin-Name:
ae04d2d15d3d96f607adb394a631d96cd4cf2c1d
drh [Thu, 8 Apr 2010 17:35:34 +0000 (17:35 +0000)]
Fix a typo in a comment. No changes to code.
FossilOrigin-Name:
332cb55113a621456c6522830585434146c388e7
drh [Thu, 8 Apr 2010 17:28:00 +0000 (17:28 +0000)]
Fix code coverage problems in where.c.
FossilOrigin-Name:
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drh [Thu, 8 Apr 2010 16:30:38 +0000 (16:30 +0000)]
Additional automatic index tests.
FossilOrigin-Name:
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drh [Thu, 8 Apr 2010 15:01:44 +0000 (15:01 +0000)]
New test cases for automatic indices. New testcase() macros associated
with column-used bitmasks.
FossilOrigin-Name:
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drh [Thu, 8 Apr 2010 15:00:59 +0000 (15:00 +0000)]
Fix the computation of the number of rows in a table during automatic
index generation.
FossilOrigin-Name:
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drh [Thu, 8 Apr 2010 14:38:51 +0000 (14:38 +0000)]
Fix an integer overflow bug in the automatic index logic. The bug was
detected by the testcase() macros added in the previous check-in. Also
add some more testcase() macros, since this issue points up their importance.
FossilOrigin-Name:
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drh [Thu, 8 Apr 2010 14:15:56 +0000 (14:15 +0000)]
Add testcase() macros to the automatic index logic to insure that boundary
cases are tested.
FossilOrigin-Name:
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drh [Thu, 8 Apr 2010 11:35:18 +0000 (11:35 +0000)]
Make sure F_OK, R_OK, and W_OK are defined in test_demovfs.c. Define them manually
if they are not. This is necessary to get the module to compile on some systems.
FossilOrigin-Name:
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drh [Thu, 8 Apr 2010 01:16:19 +0000 (01:16 +0000)]
Merge automatic index changes into the trunk.
FossilOrigin-Name:
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drh [Thu, 8 Apr 2010 00:40:15 +0000 (00:40 +0000)]
When constructing automatic indices do not include the same column more than
once.
FossilOrigin-Name:
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drh [Wed, 7 Apr 2010 20:32:18 +0000 (20:32 +0000)]
Pull over the latest changes from the trunk.
FossilOrigin-Name:
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drh [Wed, 7 Apr 2010 20:29:56 +0000 (20:29 +0000)]
When rolling back a savepoint to the beginning of the transaction, make sure
to initialize the database size in the btree layer correctly even if the
database size field of the header is zeroed.
FossilOrigin-Name:
a3540c6acf2bb6bdd44c101b63f17ca85e6b68ed
drh [Wed, 7 Apr 2010 19:31:59 +0000 (19:31 +0000)]
Add an interface to the SQLITE_STMTSTATUS_AUTOINDEX status information
to the TCL bindings. Add some simple automatic index test cases.
FossilOrigin-Name:
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drh [Wed, 7 Apr 2010 16:54:58 +0000 (16:54 +0000)]
Wrap all automatic index changes inside SQLITE_OMIT_AUTOMATIC_INDEX. Add
the automatic_index PRAGMA to turn it on and off.
FossilOrigin-Name:
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drh [Wed, 7 Apr 2010 14:59:45 +0000 (14:59 +0000)]
Make sure that all automatic indices are covering indices. Otherwise, the
table and index might be used together in a query but the table could get
out of sync with the automatic index through out-of-band changes.
FossilOrigin-Name:
2364313142668b3d0ad144447b4862709be929cd
drh [Wed, 7 Apr 2010 14:33:07 +0000 (14:33 +0000)]
Enhance comments on the SrcList object definition to better explain the
operation of the SrcList.a[].colUsed field. No changes to code.
FossilOrigin-Name:
c0f67ea131c3e237e46311b1a3dcb3febf2ea036
drh [Wed, 7 Apr 2010 14:32:11 +0000 (14:32 +0000)]
Fix the trace output of the OP_Function opcode to show the correct
register numbers.
FossilOrigin-Name:
064c283eee82c5053e84058a0e1908e468da6ce3
dan [Wed, 7 Apr 2010 07:57:38 +0000 (07:57 +0000)]
Add file test_demovfs.c, containing a simple VFS implementation that demonstrates how writes to the journal file may be safely buffered by the VFS layer to improve performance on some embedded systems.
FossilOrigin-Name:
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drh [Tue, 6 Apr 2010 22:33:55 +0000 (22:33 +0000)]
Veryquick.test is now working. The SQLITE_STMTSTATUS_AUTOINDEX counter
added.
FossilOrigin-Name:
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drh [Tue, 6 Apr 2010 18:51:42 +0000 (18:51 +0000)]
Runs quicktest without hitting an assert now. Some tests get unexpected
results still and there is a memory leak.
FossilOrigin-Name:
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drh [Tue, 6 Apr 2010 18:28:20 +0000 (18:28 +0000)]
Progress toward getting automatic indices to work. Still failing in corner
cases.
FossilOrigin-Name:
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drh [Tue, 6 Apr 2010 15:57:05 +0000 (15:57 +0000)]
Automatically generate transient indices for tables in joins that would
otherwise have to use a full table scan.
FossilOrigin-Name:
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drh [Mon, 5 Apr 2010 15:11:08 +0000 (15:11 +0000)]
Minor comment changes to the OP_OpenEphemeral header. No changes to code.
FossilOrigin-Name:
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drh [Sat, 3 Apr 2010 13:08:09 +0000 (13:08 +0000)]
Silently abandon a rollback if the journal has been truncated.
FossilOrigin-Name:
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drh [Fri, 2 Apr 2010 13:25:22 +0000 (13:25 +0000)]
Check for a failure in the call to sqlite3PagerPagecount() from within
sqlite3PagerWrite(). (Error discovered by valgrind.)
FossilOrigin-Name:
d64d181c79aee3501be6f7eb8c11ab2cc9a8d63c
drh [Fri, 2 Apr 2010 12:55:38 +0000 (12:55 +0000)]
Take care to avoid a buffer over-read when adding a KEYINFO structure
to the P4 parameter of an opcode.
FossilOrigin-Name:
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drh [Fri, 2 Apr 2010 12:46:45 +0000 (12:46 +0000)]
If the size of the database according to the header is larger than the
actual database file size, report that the database is corrupt.
FossilOrigin-Name:
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drh [Fri, 2 Apr 2010 03:38:59 +0000 (03:38 +0000)]
Pager changes for code coverage testing.
FossilOrigin-Name:
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drh [Thu, 1 Apr 2010 18:33:14 +0000 (18:33 +0000)]
Disable the corruptE.test script when ENABLE_OVERSIZE_CELL_CHECK is on.
FossilOrigin-Name:
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drh [Thu, 1 Apr 2010 16:15:56 +0000 (16:15 +0000)]
Zero the filesize-in-header word for bigfile.tcl. Remove bigfile.tcl from
the journaltest permutation.
FossilOrigin-Name:
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drh [Thu, 1 Apr 2010 13:41:10 +0000 (13:41 +0000)]
Do not journal the content of freelist leaf pages. This restores an
optimization that was accidently undone by check-in [
12f7346c13 ] on
[2009-01-20].
FossilOrigin-Name:
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drh [Thu, 1 Apr 2010 02:47:01 +0000 (02:47 +0000)]
Remove a NEVER in sqlite3PagerPagecount() that can in fact be true.
FossilOrigin-Name:
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drh [Thu, 1 Apr 2010 02:22:19 +0000 (02:22 +0000)]
Restore the size information in the BtShared structure when a transaction
rolls back.
FossilOrigin-Name:
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drh [Wed, 31 Mar 2010 23:20:04 +0000 (23:20 +0000)]
Make sure an OOM error on sqlite3PagerPagecount() is detected and reported
out to the interface.
FossilOrigin-Name:
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drh [Wed, 31 Mar 2010 20:29:06 +0000 (20:29 +0000)]
Report corruption if a database contains a reference that is out of range
according to the filesize-in-header database size.
FossilOrigin-Name:
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drh [Wed, 31 Mar 2010 17:47:44 +0000 (17:47 +0000)]
Clarification of the implementation of SQLITE_STMTSTATUS_FULLSCAN_STEP.
No logical code changes - just commenting and layout changes to improve
readability.
FossilOrigin-Name:
06b9ca32255572a699dc51f46f848d0bf01255e1
dan [Wed, 31 Mar 2010 15:02:56 +0000 (15:02 +0000)]
Clear the column cache before populating aggregate accumulator registers. Fix fo
r [
883034dcb5 ].
FossilOrigin-Name:
ffc23409c7fb45dc5a8722fad26e26d207bb3213
drh [Wed, 31 Mar 2010 13:57:56 +0000 (13:57 +0000)]
Documentation enhancements for the sqlite3_log() interface. No functional
changes to code.
FossilOrigin-Name:
ba13a11108d7852c61f959cc8a5fc39c25202cae
drh [Wed, 31 Mar 2010 11:52:57 +0000 (11:52 +0000)]
Include shell.c and sqlite3.def in the amalgamation ZIP archive.
Ticket [
e063139eb3f8 ]
FossilOrigin-Name:
0077ed5cf4e56eb81cfa850fc98e6b033708fc03