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100 check-ins occurring around dc46156a22377016.

2011-03-21
11:03
Fix session module problems with real (floating point) values. check-in: a192d04f user: dan tags: sessions
07:23
Fix some typos in sqlite3session.h. check-in: 0853e530 user: dan tags: sessions
2011-03-20
11:20
Documentation format updates to sqlite3session.h. check-in: f227f602 user: dan tags: sessions
2011-03-19
19:19
Fix a problem involving session objects and attached databases. check-in: ad91d300 user: dan tags: sessions
18:46
Fix a bug in changeset generation code. check-in: 825df75b user: dan tags: sessions
17:07
Move session1.test from test/ to ext/session/. check-in: c4436a93 user: dan tags: sessions
16:26
Fix a problem with resizing a hash table in sqlite3session.c. check-in: 6e5907e1 user: dan tags: sessions
15:37
Fix some bugs in sqlite3changeset_apply(). check-in: 7250318d user: dan tags: sessions
08:38
Fix a problem with INTEGER PRIMARY KEY columns and the pre-update hook. check-in: 24d4d5dd user: dan tags: sessions
02:37
Merge the fix to ticket [f7b4edece25c99485] into the sessions branch. check-in: 1b736ac2 user: drh tags: sessions
02:04
Add a test case to verify that ticket [f7b4edece25c994857] is fixed. check-in: eedbcf0a user: drh tags: trunk
2011-03-18
21:55
Add a generation counter to the Schema object and enhance OP_VerifySchema to also check the Schema generation. Fix for ticket [f7b4edece25c99]. check-in: 36c04dd1 user: drh tags: trunk
18:03
Hold the database mutex for the duration of an sqlite3changeset_apply() call. Also for the duration of all sqlite3session_xxx() calls. check-in: c615c38c user: dan tags: sessions
16:47
Fixes for compiler warnings. Minor code cleanup. check-in: 9604d130 user: drh tags: sessions
16:13
Further improvements to documentation in sqlite3session.h. check-in: 07019bb9 user: dan tags: sessions
15:13
Fix a memory allocation issues in the preupdate hook so that the hook.test script runs clean in valgrind. check-in: bd94f4c8 user: drh tags: sessions
13:05
Update comments in sqlite3session.h. More to come. check-in: e73e9082 user: dan tags: sessions
12:35
Merge all the latest trunk enhancements into the sessions branch. check-in: 94fd5bb6 user: drh tags: sessions
2011-03-17
19:20
Change to the session module to use user-defined primary keys instead of rowids when collecting changes. check-in: 6614cfcb user: dan tags: sessions
16:45
Update the implementation of ".testctrl" in the command-line shell to use a look-up table rather than a long sequence of if-elses. Shorten source code lines of shell.c to 80 characters or less. check-in: 54bacb95 user: drh tags: trunk
01:58
Comment enhancement to better explain the logic in the "x IS NULL" optimization. check-in: 869f8947 user: drh tags: trunk
01:53
Backport the "x IS NULL" query planner enhancement of [2353176811f] to the 3.7.2 branch. check-in: 68daf20d user: drh tags: branch-3.7.2
01:34
Enhances to the query planner such that "x IS NULL" constraints take the STAT2 statistics into account, just like "x=VALUE" constraints. check-in: 23531768 user: drh tags: trunk
2011-03-16
19:59
Add the sqlite3_preupdate_new() API, for retrieving the new.* values from within a pre-update callback. check-in: 526545c4 user: dan tags: sessions
18:54
Additional interpretation of flags and constants in the VFS trace output. check-in: 3e984195 user: drh tags: trunk
17:05
Add the -vfstrace option to the usage error message in the shell. check-in: baca45c5 user: drh tags: trunk
16:56
Add the VFS-trace shim. check-in: f49a9ef3 user: drh tags: trunk
09:49
Remove the sqlite3_transaction_hook() API. check-in: b0015a1c user: dan tags: sessions
2011-03-15
19:08
Make the "unix-excl" VFS work exactly like "unix" if the database file is read-only. check-in: d9846834 user: drh tags: trunk
18:35
Fix an out-of-order variable declaration in shell.c. check-in: 72570846 user: drh tags: trunk
16:37
Fix some bugs and other code issues in the session module. check-in: f2930840 user: dan tags: sessions
04:45
Allow multiplex file names to be preceeded by prefix of the form ":multiplex:chunksize:maxchunks:" Still work to be done, though it compiles and prefixes are ignored. check-in: cfa4a2f7 user: shaneh tags: multiplex-enhancements
02:55
Fix cut-and-paste typo in debugging print statement in winMutexTry(). check-in: def98fd2 user: shaneh tags: trunk
2011-03-14
19:49
Fix handling of return values from the conflict handler. Document the conflict handler arguments and return codes in sqlite3session.h. check-in: cbbb274e user: dan tags: sessions
13:54
Merge the unix-excl VFS into the trunk. This merge also adds the -vfs option to the command-line shell. check-in: 3934b004 user: drh tags: trunk
2011-03-12
18:10
In the "unix-excl" VFS, use the heap for shared memory, since only a single process is able to read or write the database. Closed-Leaf check-in: a05a6d40 user: drh tags: unix-excl
17:22
Fix some issues with UPDATE changes in the session module. check-in: 57862efe user: dan tags: sessions
17:02
Add the new optional "unix-excl" VFS. This VFS grabs an exclusive lock on the database preventing other processes from accessing it, but continues to allow other database connections from the same process. check-in: 00051c32 user: drh tags: unix-excl
05:55
Backport the SQLITE_OMIT_UNIQUE_ENFORCEMENT change from check-in [b86999436e] on the trunk. check-in: 668b91db user: shaneh tags: branch-3.7.2
04:58
More tests for SQLITE_OMIT_UNIQUE_ENFORCEMENT and minor change to implementation. check-in: b8699943 user: shaneh tags: trunk
2011-03-11
19:05
Add the sqlite3changeset_apply() function. Does not yet handle all cases. check-in: 2b19be7b user: dan tags: sessions
16:15
Remove an unused field from the unix sqlite3_file object. check-in: f957f23a user: drh tags: trunk
2011-03-10
21:48
Simplification of tests and more added for SQLITE_OMIT_UNIQUE_ENFORCEMENT tests. check-in: 75a38411 user: shaneh tags: trunk
21:13
Skip unique constraint enforcement if compiled with SQLITE_OMIT_UNIQUE_ENFORCEMENT. check-in: ba85bf8c user: shaneh tags: trunk
03:54
Minor clean-up of previous mem5 allocator fix. check-in: 36438423 user: shaneh tags: trunk
2011-03-09
22:09
Backport the OP_Next and OP_Prev for UNIQUE indices patch from checkin [f000c9b2b7] on the trunk. check-in: 2d55234e user: drh tags: branch-3.7.2
21:36
Fix issue with mem5 allocator when min request size is larger thatn 2^30. check-in: d7dae06f user: shaneh tags: trunk
21:02
Omit unnecessary OP_Next and OP_Prev operators when uniqueness constraints guarantee that the code will only make one pass through the loop. check-in: f000c9b2 user: drh tags: trunk
11:17
Add a function to the session extension invert a changeset. check-in: 75d5dff7 user: dan tags: sessions
11:04
Updates to the OS/2 implementation from Rich Walsh. check-in: dc46156a user: drh tags: trunk
2011-03-08
19:22
Add start of sessions feature. check-in: 269a81a3 user: dan tags: sessions
16:39
Merge the syscall-override changes into trunk. check-in: 36d79e6f user: drh tags: trunk
14:05
Unix errno integer can vary from one system to the next. So do not depend on specific errno values in test cases. check-in: ddb747d3 user: drh tags: trunk
13:06
Fix two compiler warnings. No functional code changes. check-in: c829868a user: drh tags: trunk
02:38
Fix additional cases of possible signed integer overflow, especially with regard to negation. check-in: 2d5800bd user: drh tags: trunk
2011-03-07
16:12
Backport a fix from [6b0cabd017ed25] (version 3.6.16 - 2009-03-05) to the 3.6.1 branch, a fix that prevents a null pointer deref if one of the column access routines such as sqlite3_column_int() is called with a NULL first parameter. check-in: df343640 user: drh tags: branch-3.6.1
2011-03-06
21:54
Another minor simplification brought to light by clang. check-in: 3bfbf026 user: drh tags: trunk
21:28
Remove dead code identified by the clang static analyzer. check-in: 01a79d5a user: drh tags: trunk
2011-03-05
21:41
Simplifications to the overflow-free multiplier. Also remove some commented-out code that was left in that subroutine by mistake on the previous check-in. check-in: 55fc25fd user: drh tags: trunk
20:59
Fix all known instances of signed-integer overflow. Within SQL expressions, integer overflow now forces coercion to floating point. The shift operators work with any integer right-hand operand with negative values reversing the direction of the shift. check-in: abf21394 user: drh tags: trunk
13:54
Fix an instance of signed arithmetic overflow and an one bit-shift overflow. Mark six other signed arithmetic overflow locations that need fixing. check-in: 04abab71 user: drh tags: trunk
2011-03-04
15:43
Handle EINTR errors from open(). Closed-Leaf check-in: a7d176b2 user: drh tags: syscall-override
01:23
Backport the query planner enhancement of [952f5e8c69904] to the 3.7.2 branch. check-in: 440d9956 user: drh tags: branch-3.7.2
00:56
Do a better job of choosing the join table order when the tables having very different numbers of rows. check-in: 952f5e8c user: drh tags: trunk
2011-03-03
20:06
Add the experimental sqlite3_transaction_hook() API. check-in: 093d8cd8 user: dan tags: sessions
2011-03-02
22:07
Fix quoting of the result in rtreeB.test. check-in: c6532b35 user: drh tags: trunk
19:06
Add additional VFS methods to retrieve system call pointers and to get a list of all changeable system calls. check-in: 38558363 user: drh tags: syscall-override
18:01
Add more system calls to the set that can be overridden in os_unix.c. Also merge in recent fixes from trunk. check-in: 80fac2a6 user: drh tags: syscall-override
17:54
Fix bugs in [7b6e30e6a7] that only show up on Mac. check-in: ec55e8c6 user: drh tags: trunk
15:44
Make sure the rtreenode() testing and analysis routine in the RTREE extension can handle 64-bit rowids. This fix is in response to a message on the mailing list. check-in: 24602557 user: drh tags: trunk
15:09
Proof-of-concept prototype for the proposed xSetSystemCall extension method on the VFS. check-in: 92b5a76a user: drh tags: syscall-override
02:08
Log all error from close() in os_unix.c to sqlite3_log() but do not attempt to report errors back up to the application. Update the unix error logging to put the most important information earlier in the message. check-in: 7b6e30e6 user: drh tags: trunk
2011-03-01
18:42
Add the experimental sqlite3_preupdate_hook() API. check-in: 6145d7b8 user: dan tags: sessions
2011-02-25
03:25
Comment out some code in os_unix.c that only runs on MacOSX with SQLITE_ENABLE_LOCKING_STYLE. check-in: 4e50b036 user: drh tags: trunk
2011-02-24
21:10
Fix a typo in a comment. No changes to code. check-in: af475618 user: drh tags: trunk
2011-02-23
22:39
Reserve a range of bits in the SQLITE_OPEN_xxxx bit vector for future expansion. check-in: 9b904654 user: drh tags: trunk
14:33
Automatically retry system calls that fail with EINTR. This is a backport of the changes from [b9d29ea385bafc] and [af9ba2a6d2c379]. Leaf check-in: 8609a15d user: drh tags: branch-3.7.4
14:05
Backport the os_unix.c error logging enhancements from check-in [01076528a43b61a]. check-in: a4333b15 user: drh tags: branch-3.7.4
14:00
Fix a typo in the robust_flock() macro for systems without EINTR. check-in: af9ba2a6 user: drh tags: trunk
13:53
The robust_flock() fix that accidently included some unrelated, though harmless changes. I should follow my own checklist! Closed-Leaf check-in: e701efbd user: drh tags: mistake
13:33
Retry selected system calls on unix when they fail with EINTR. check-in: b9d29ea3 user: drh tags: trunk
2011-02-22
03:34
When a stale schema-cookie is seen, expire only the one statement that encountered the bad cookie, not every statement on the database connection. Ticket [b72787b1a7cea1f] check-in: 1bca0a7e user: drh tags: trunk
2011-02-21
17:49
Fix a problem with "EXPLAIN QUERY PLAN SELECT count(*) FROM tbl". check-in: 9f9f3288 user: dan tags: trunk
11:46
Have os_unix.c call sqlite3_log() following errors in certain system calls. check-in: 01076528 user: dan tags: trunk
2011-02-20
21:03
Pull in the fix to STAT2 processing from check-in [70a3d81742f]. check-in: 692aafb1 user: drh tags: branch-3.7.4
03:40
Do not report the database corruption if the the db size header field is greater than the file size on disk unless the two change-counter header fields are identical. Fix for ticket [89b8c9ac54]. Backport by cherrypick of [00c4596f0b270]. check-in: e2616004 user: drh tags: branch-3.7.4
03:32
Make sure the change-counter and SQLite-version fields of the header are set correctly even after vacuuming. This is a backport of changes [0be92a7576] and [04fa1e1690] to address ticket [5d863f876ee]. check-in: 442be135 user: drh tags: branch-3.7.4
03:27
Do not raise an SQLITE_CORRUPT error in Recoverymode if the database size in the header is larger than the physical file size. This is a cherrypick of checkin [114640d920e16c8] check-in: 7701b077 user: drh tags: branch-3.7.4
03:22
Backport the sqlite3.h generator fix so that it works with newer versions of Fossil. See [3513bf6ee090d9b] for the original. check-in: 29597a71 user: drh tags: branch-3.7.4
03:20
Backport the changes of checkin [cf86affcb7d308949] ("Make wal_checkpoint a no-op if a prior checkpoint has already copied all WAL content into the database.") to the 3.7.4 release. check-in: e6e540ab user: drh tags: branch-3.7.4
03:11
Backport the SQLITE_PROTOCOL fix and the extra defensive measure to version 3.7.4. check-in: bcc22c4b user: drh tags: branch-3.7.4
2011-02-19
23:18
An SQLITE_PROTOCOL error counts as a locking error for verification purposes. check-in: e87d499a user: drh tags: trunk
17:02
Change a testcase() added by the previous checkin into an assert(). check-in: 6f3dad32 user: drh tags: trunk
16:51
Add testcase macros to verify that all return values from walTryBeginRead() are tested. check-in: 262b6fca user: drh tags: trunk
15:22
Changes to make WAL more robust against SQLITE_PROTOCOL errors. check-in: fd578a32 user: drh tags: trunk
14:19
Changes which attempt to address an obscure SQLITE_PROTOCOL error. Leaf check-in: 1725aa75 user: drh tags: wal-trace-375
2011-02-18
17:23
Fix the sqlite3ValueFromExpr() routine so that it returns SQLITE_NOMEM on an OOM when trying to extract a NULL. check-in: 1061e94f user: drh tags: trunk
2011-02-17
15:58
Remove a no-op code path from sqlite3ExprIsInteger(). Replace it with an assert() that proves it always does nothing. check-in: 7af66d1b user: drh tags: trunk
13:52
Remove an assert() that was made redundant by the previous checkin. check-in: 21db7191 user: drh tags: trunk
13:33
Add an ALWAYS() around a always-true test in where.c. check-in: 8123283e user: drh tags: trunk