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3739f29807
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96 Commits

Author SHA1 Message Date
dan
3739f29807 Fix a problem in the sessions module with logging sqlite_stat1 rows for which 
(idx IS NULL) is true.

FossilOrigin-Name: 25bf734be1b3883fccf12ac4d93d50289aa307fb60a52e0e32df12f7ee4edc7a
 2018-01-17 20:57:20 +00:00
dan
61c758b53a Fix a problem causing the sessions module to occasionally lose track of rows 
with composite primary keys when there are two rows with the same text value
in the leftmost column of the PK.

FossilOrigin-Name: 09aed13678374bf22087cd808808b711dc703b7c18bc8aaf704850611e17f5cd
 2018-01-17 17:38:18 +00:00
dan
5871318407 Fix error handling in sqlite3session_diff() when it is invoked for table 
"sqlite_stat1".

FossilOrigin-Name: 874285e477dd9bd164e25ddb08b6b80daaa8cfd111b4180ecce59b1ce26f77a5
 2018-01-12 19:20:15 +00:00
drh
3f975373ce Fix obsolete comments. No changes to code. 
FossilOrigin-Name: ec39c99bea024ffce9b87bbf3d80087ff772f43f7fb7e238754c364f7db2a17b
 2018-01-12 18:03:38 +00:00
dan
614efe2b4b Experimental change to include changes made to the sqlite_stat1 table in 
changesets generated by the sessions module. sqlite_stat1 entries in such
changesets are ignored by legacy clients.

FossilOrigin-Name: bd46c4429693545eb16db85692fc591ac529796aa746f5f21df1ce4380619320
 2018-01-12 16:44:29 +00:00
dan
07d0f15e93 Fix incompatibilities between the "sqldiff --changeset" command and the 
sessions module. Specifically, allow sessions to process changesets containing
tables with zero operations on them and have sqldiff output the expected
output for tables with multi-column primary keys.

FossilOrigin-Name: 0bb23c48064cc64134697469f3f4d2d3610b9e6c7a0dc54a3c47a00bd6c2a860
 2017-05-22 18:09:00 +00:00
dan
ff677b20fc Allow sqlite3session_apply() to apply changesets to tables that have been 
extended using ALTER TABLE ADD COLUMN.

FossilOrigin-Name: b20ff81ff9c8af500ea96e0ba9d34524220a89f1
 2017-02-04 17:33:30 +00:00
dan
895decf6b5 Avoid passing NULL pointers to memcmp() or memcpy(), even when the 
"number-of-bytes" argument is passed 0.

FossilOrigin-Name: 56ff72ab44288296efc99a608f7edc4346366a50
 2016-12-30 14:15:56 +00:00
drh
48cd59a57d Avoid left-shifts of signed integers. 
FossilOrigin-Name: 0715ce164333e27671efbec8796f238df98cc287
 2016-05-03 00:04:55 +00:00
dan
14faa061fd Fix an almost entirely harmless buffer overread in the sessions module. 
FossilOrigin-Name: 89b0ee3351381f7bc666cb206f77a56f2e0d4a0e
 2016-04-29 10:13:22 +00:00
mistachkin
02d436b1f6 A couple more compiler warning fixes. 
FossilOrigin-Name: 929fa4c31e7c5b8c6cbb1412478ea91b15ad5529
 2016-04-12 20:26:51 +00:00
mistachkin
74f598b677 Fix harmless compiler warnings in the 'session' module. 
FossilOrigin-Name: a18a6ce2271865d04cd75a8a5baa63798b7393db
 2016-04-12 19:20:22 +00:00
dan
5f5663dc23 Add further tests for the code on this branch. Fix a problem in OOM handling. 
FossilOrigin-Name: 195f3340ee4d870420e4f58d44300bab5436b920
 2016-03-31 10:50:26 +00:00
drh
c8be643733 Enhanced comments describing the sessions file format. No changes to code. 
FossilOrigin-Name: 84dc41e2df1092e9724a535b670343181a9cd0dd
 2016-03-31 02:44:56 +00:00
drh
7e0765a9ec Fix the return code in sessionRetryConstraints(). 
FossilOrigin-Name: ea917c14b940f95b20b91dae77567dc25a651ef6
 2016-03-31 00:45:58 +00:00
dan
d915152677 Have the sqlite3session_apply() function and its streaming equivalent retry any operations that failed with SQLITE_CONSTRAINT after all other operations on the same table have been attempted. New code is largely untested. 
FossilOrigin-Name: 1085911afb51744f32fe9db183b50e8e88bdd73e
 2016-03-30 21:19:00 +00:00
drh
50d348b1e1 Harden sqlite3session_delete() against trying to delete a session that 
is not currently on the session list.

FossilOrigin-Name: 6c2d34df76fb7823f307c11a1135ab30674421a9
 2016-02-13 14:45:56 +00:00
dan
6c39e6a800 Changes to the sesssions module ensure that tables appear within changesets and patchsets in the same order that they were attached to the sessions object. 
FossilOrigin-Name: 7695890230dc1e0c6db9b7aa509db2039c7f7239
 2015-10-01 16:35:57 +00:00
dan
5898ad6954 Add the sqlite3changegroup_xxx() APIs to the sessions module. For combining multiple changesets or patchsets. 
FossilOrigin-Name: 0c1a901cd60e557fc676b97625243163dfe9be9d
 2015-06-11 17:26:10 +00:00
dan
6dc29e60c8 Modify the sessions module to ignore all operations on tables with no primary keys as documented. 
FossilOrigin-Name: bdaf9575cd9ebb33dc5da4062a84bca79e7b0fec
 2015-06-02 09:19:22 +00:00
drh
dbbd816059 Merge the Makefile.msc fix and the compiler warning fix from trunk. Also 
fix another compiler warning in sqlite3session_diff().

FossilOrigin-Name: 7530e1bf557083ef91447a02f05b019dbe60fa70
 2015-05-19 23:04:26 +00:00
drh
adf3bf5811 Merge recent trunk changes, include the R-Tree enhancement that allows 
8-byte BLOB arguments to geometry functions, and the fix for the TEXT affinity
problem that could cause corrupt indexes.

FossilOrigin-Name: 0a0de8b72ca24f287f9c84766a14e12ea4564b59
 2015-05-19 22:42:23 +00:00
dan
b9db909952 Modify the sqlite3session_diff() API so that tables with no PRIMARY KEYs are ignored. This matches the other sessions APIs. Also change sqlite3session_diff() so that it returns SQLITE_SCHEMA, instead of SQLITE_ERROR, if the tables being compared do not have compatible schemas. 
FossilOrigin-Name: aada0ad08e3baa10d14d1f3393183110289e068e
 2015-04-23 17:22:49 +00:00
dan
4cc923e3e3 Fix the error message returned by sqlite3session_diff() for tables with no PRIMARY KEY. 
FossilOrigin-Name: 4d34a3d40da210bebb2a2e6dff094f9a39c92798
 2015-04-23 15:03:14 +00:00
dan
dd009f839c Fix a performance problem in sqlite3session_diff(). 
FossilOrigin-Name: ea400eca314d81761fe5c0e329b906c045f0dfe4
 2015-04-23 14:40:17 +00:00
dan
10dc553c13 Hold the database mutex for the duration of sqlite3session_diff(). 
FossilOrigin-Name: 6f33050115562833c43da3c99dd37aeb0bf966b6
 2015-04-17 11:31:08 +00:00
drh
92f283c0d4 Fix a stray backslash character in a printf format string in 
sessionDiffFindModified()

FossilOrigin-Name: abb192a1d79388d4717f459b91e34f9c035935f2
 2015-04-16 13:52:03 +00:00
drh
df3c171881 Merge all recent trunk enhancements into the sessions branch. 
FossilOrigin-Name: 5f14f34f072921e229bc20a5185c0cdb3f464c04
 2015-04-12 01:33:37 +00:00
dan
58bd114a6f Merge the sessions-diff branch with this one. 
FossilOrigin-Name: 805baa57e5d2e97dccddc08eb72f2564df4802e8
 2015-04-11 17:09:36 +00:00
dan
730bb805a8 Updates to comments describing the changeset and patchset formats. 
FossilOrigin-Name: 5342f721e878b52f207731ea57411f3669ae3f3f
 2015-04-09 19:19:22 +00:00
dan
3cc89d9567 Fix problems in the sessions module causing it to produce spurious SQLITE_NOMEM errors when handling SQL text or blob values zero bytes in size. 
FossilOrigin-Name: b9459d5980c6249a5c1bc5ea72cb4f3b1ba0e433
 2015-04-08 16:43:31 +00:00
dan
cf8e91442d Add experimental API sqlite3session_diff(). 
FossilOrigin-Name: c4340b2ea2115ad97dcac036f9034e132ab789e5
 2015-04-08 16:01:12 +00:00
dan
abae0c4f1d Fix a problem causing sqlite3changeset_concat() to fail to detect attempts to concatenate patchsets which changesets. 
FossilOrigin-Name: 236704a9d1551a50a55bd6e0b6473191a7a7dd21
 2014-10-15 20:02:21 +00:00
drh
f1a08ad88d Change the names of the stream interface APIs to be of the form 
"_strm" instead of "_str".  In other words, added an "m" to the end, to
try to make it clear that we are talking about a "stream" and not a "string.

FossilOrigin-Name: 1f44bfdc237ee6304f4aa56e5c5d1c0d74fcc944
 2014-09-27 20:45:48 +00:00
dan
f05ac11214 Fix a segfault in the sessions module that could follow an OOM. 
FossilOrigin-Name: 09985fa6b60a0bf38e23bbccd4d8e1d1cbf66124
 2014-09-27 18:18:32 +00:00
dan
e8fa8c9649 Fix a segfault in the streaming API functions triggered by a very long table name. 
FossilOrigin-Name: d2642543eed54da1ac0f757d43dd4d72482eb752
 2014-09-27 16:33:09 +00:00
dan
16228167c2 Improve sessions module documentation and comments. Fix some other code issues. 
FossilOrigin-Name: bfc8bd80f8b225cebc66478448510ce84223ae7d
 2014-09-27 12:26:18 +00:00
dan
fa29ecc4ed Fix a problem with concatenating patchsets containing DELETE and INSERT operations on the same row. 
FossilOrigin-Name: 4d8537eafb40e3687abc057ba26a1f7014f2c2d9
 2014-09-26 10:52:21 +00:00
dan
cbf6d2d2aa Add streaming version of sqlite3changeset_concat(). 
FossilOrigin-Name: 88eb6656bdb047a104837a2e15e7fe18c0a7a159
 2014-09-25 20:43:28 +00:00
dan
fa122adac1 Add streaming version of sqlite3changeset_invert() to sessions module. 
FossilOrigin-Name: 8ded6a46794c7bff1c8b790c662ba7e92f576380
 2014-09-25 14:54:20 +00:00
dan
4757c65866 Add streaming version of sqlite3changeset_apply(). Tests and fixes for the same and sqlite3changeset_start_str(). 
FossilOrigin-Name: b917fc146876f764442de08d5ec36e5b4cf5ab52
 2014-09-24 17:13:20 +00:00
dan
ef7a630496 Begin adding 'streaming' APIs to sessions module. This is a work in progress. 
FossilOrigin-Name: 3c7d3d950bbf5f5ed3696ebc61c77ca48bafe2b5
 2014-09-23 20:39:55 +00:00
drh
f5ab08c779 Fix a harmless compiler warning in the sessionAppendDelete() function. 
FossilOrigin-Name: 1324d08d0c639378cf1b03bd6410db81947747ac
 2014-08-18 20:14:30 +00:00
dan
082c96dffa Add miscellaneous test cases to improve coverage of sessions module. 
FossilOrigin-Name: 0fac6cfffe628ea02c78ebad065307309ec9eaa1
 2014-08-18 16:03:46 +00:00
dan
a71d2371d0 Fix some missing and out-of-date comments in the sessions module. 
FossilOrigin-Name: 05c1d9149b27c68e2654ed28491722927d2176f5
 2014-08-16 19:01:00 +00:00
dan
64277f4a70 Fixes for the sqlite3changeset_concat() API regarding patchsets. 
FossilOrigin-Name: dccb34859508eac8146ae5b19c447673d04be3b0
 2014-08-16 16:47:55 +00:00
dan
73b3c05590 Begin adding the sqlite3session_patchset() API to the sessions extension. This is an interim commit. 
FossilOrigin-Name: 60a4565a8c44762a002cd02979317df5ca47e899
 2014-08-15 20:15:49 +00:00
drh
5671ef69ec Sync the latest trunk changes, and in particular the STAT4 IS NOT NULL fix. 
FossilOrigin-Name: b006792695d23980e1923b21915d5c1138ecf29d
 2014-02-11 04:30:29 +00:00
dan
7531a5a378 Add the sqlite3session_table_filter API to the sessions extension. 
FossilOrigin-Name: b7e4dd889d37c8f57c2d3c7900e802f644aac3ea
 2013-08-23 17:43:32 +00:00
drh
07001c45a1 Remove the undocumented sqlite3_foreign_key_check() API and replace it with 
sqlite3_db_status(db, SQLITE_DBSTATUS_DEFERRED_FKS, ...).  Add test cases
for the new functionality.

FossilOrigin-Name: d39e65fe702a2e11477f2d996f77404f45763368
 2013-07-11 13:49:59 +00:00