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Commit Graph

14444 Commits

Author SHA1 Message Date
drh
04ab586bf3 Very slightly smaller and faster.
FossilOrigin-Name: 27798f17f567ad065f8a99effcb287bc241df7b450330ef890d192c70528e62b
2018-12-01 21:13:41 +00:00
drh
4d2f81eb73 Fix a typo in a comment used to generate documentation. No changes to code.
FossilOrigin-Name: 62360ceae9d2321003c49cfac3e9f915969a0da12d02c3e633cfa898c0a68566
2018-11-28 19:23:28 +00:00
drh
26505e5f51 Follow-up to [0bf0fd242b93c3bd30]: only reset the pager when adding a
new codec, not when overwriting an existing codec.  Also, improve a
comment in the pcache1 subsystem.

FossilOrigin-Name: 5c040fdb013d178e5dffa300621eab91b92beb085ffb9ef2ba08f6bf1dd4013e
2018-11-28 11:09:09 +00:00
dan
f6e015fab9 Fixes for SQLITE_OMIT_VIRTUAL_TABLE builds.
FossilOrigin-Name: 9bcdec85e21a5228c700f7373b92ae7ea14b585bcda34235b605be4f7ec15a15
2018-11-28 08:02:28 +00:00
dan
63e50b9ed6 Fix a failing assert() in sqlite3ResetAllSchemasOfConnection().
FossilOrigin-Name: 0ea049f342d11c676e148239e45d252164081362e921a4beb735d6899eb77344
2018-11-27 19:47:55 +00:00
drh
746a1515b2 Remove the sqlite3PagerUseWal() routine which was made obsolete by
the [81629ba91475938b6ad] change.

FossilOrigin-Name: 4331b4990cbc1221d94fadd376dfc6efe83f67836aef00912126da4c924bf659
2018-11-27 14:41:07 +00:00
drh
eea8eb6d04 Do not allow direct access to internal-use SQL functions such as
sqlite_rename_column() and sqlite3_rename_table() except when the
new SQLITE_TESTCTRL_INTERNAL_FUNCTIONS flag is set.

FossilOrigin-Name: 6e1330545e7b74fe5f1f20751a3425e2788441485fc07fcb7626e448c72027ce
2018-11-26 18:09:15 +00:00
drh
49b269e095 Minor comment enhancement in alter.c. No changes to code.
FossilOrigin-Name: 12920bcb99b25e147e1877ee001bc551a743e3530c954fe2b45a18a4eef9eeff
2018-11-26 15:00:25 +00:00
drh
eafb9a0ae5 Make the winTruncate() method of the windows VFS be a no-op if there are
outstanding references to the memory-mapped pages.  Otherwise, memory might
be deleted out from under those references when the file is remapped during
the truncate operation.

FossilOrigin-Name: ffce4aac18dacbf2a3112ae2ab56c7db20cb164f179683d90a66ef38f4a98f2b
2018-11-24 17:46:07 +00:00
drh
48ea97e5dd Remove the unused mmapSizeActual field from the Windows sqlite3_file
implementation.

FossilOrigin-Name: 0e7aa62227d1d9c3540b54d7caf44a1ce7ccfa706672fc41dbb2be477ab3a667
2018-11-24 16:07:21 +00:00
dan
09236755ee Fix a problem reading from temp databases in SQLITE_DIRECT_OVERFLOW_READ
builds.

FossilOrigin-Name: 81629ba91475938b6ad528e7b1dbef4ad22239782bb2e9c1bb59413aba11da87
2018-11-22 19:10:14 +00:00
dan
3c425484a7 Fix problems in pragma.c causing some PRAGMA statements to test the wrong
schema-cookie before proceeding, or to try to open cursors on the wrong
database ("PRAGMA foreign_key_check" only).

FossilOrigin-Name: 6982f52f579d20b8a2965373731d41622bda7f09fbf82cc005bb378321829f4c
2018-11-20 18:09:59 +00:00
drh
92cd307c1c Fix harmless compiler warnings that appear with SQLITE_OMIT_EXPLAIN.
FossilOrigin-Name: 5fff00b0d5eb634d40e767671d5a0e8bd263d15d88abe531f6072f01bc789568
2018-11-17 14:26:45 +00:00
drh
0c5a95e43a Remove a C++-style comment.
FossilOrigin-Name: 645232f2b9ce3ee345b1d22c0db1265e39bb674bef9ab6fb10d5bee8ab696787
2018-11-17 14:19:34 +00:00
drh
20b3fc4db1 Add SQLITE_CONSTRAINT support to the xBestIndex methods on dbstat,
sqlite_dbpage, and zipfile.

FossilOrigin-Name: 5cd24e552b4fed71cfb2e37929371175682f23f1430df2900a87e6a5823d138e
2018-11-16 20:18:07 +00:00
drh
e4f90b7075 Update the generate_series() table-valued function to make use of the new
SQLITE_CONSTRAINT return from xBestIndex.

FossilOrigin-Name: 4372ad644dda5a1fa46b6b6070092320c835439b41f598cbc041e9deef786988
2018-11-16 15:08:31 +00:00
dan
c86b23bfbc In order to avoid exporting a symbol, use a macro instead of a function to
replace sqlite3_complete() in the shell code when SQLITE_OMIT_COMPLETE is
defined.

FossilOrigin-Name: d584a0cb512815945ef06ee3b5ebadbf2a543b008487f6d098e1e8ab79f61d2d
2018-11-16 14:36:42 +00:00
drh
32dcc847b5 Enhance the xBestIndex interface of virtual table so that if the xBestIndex
method returns SQLITE_CONSTRAINT then that particular combination of
constraints is considered unusable and does not participate further in
query planning.

FossilOrigin-Name: 684013cef6bfcfd920a4aec645df9f5d41ace8b34e75fca61759c1b4f82cc89e
2018-11-16 13:56:15 +00:00
drh
f9dc5f7726 Fix a potential buffer overread in the dbstat virtual table when processing
a corrupt database file.

FossilOrigin-Name: a62e6b593b59eae44d299842a4d02b9346a0c72a3e1206882f304ab40f2cd5c5
2018-11-13 20:21:52 +00:00
drh
91a21f4d08 Turn on ASAN for the dbfuzz2 utility. Fix a buffer overread associated
with sqlite3_deserialize().

FossilOrigin-Name: 4e38f27b55030e908bd36f32101e26b30f10dbde67e12c8197d0363ee12aa06d
2018-11-13 19:51:41 +00:00
drh
2296b67598 New hyperlinks in comments used to generate documentation. No changes to code.
FossilOrigin-Name: f9755f81b1c0fd29f242dce78a2fba570fa2714d76e93b8563f426a040352513
2018-11-12 15:20:44 +00:00
drh
ab0659fdab Remove a NEVER() that is reachable after all. Reverts checkin [9292d3351c40339].
FossilOrigin-Name: c5dc7fb873b15bd4e4f31b944c9feee78ab7ec2cb74f5fc55b615fd0e2784a88
2018-11-10 04:14:51 +00:00
drh
1ca9a8b9df Merge fixes from trunk.
FossilOrigin-Name: bf88efcec40036e0805940ff6371643dbc518442457d2bc18c711753607ae36c
2018-11-10 03:47:40 +00:00
dan
b430701823 When a table is renamed using "ALTER TABLE RENAME TO", update any REFERENCES
clauses that refer to the table, unless "PRAGMA legacy_alter_table" is true
and "PRAGMA foreign_keys" is set to false (i.e. so that when "PRAGMA
legacy_alter_table" is set behaviour is still compatible with versions 3.24
and earlier).

FossilOrigin-Name: ae9638e9c0ad0c366f93c88a850f6b4cc86881e9f3f9f1e39574d9d83ddd8a6a
2018-11-09 20:04:05 +00:00
drh
0b57d312b7 Fix for ticket [787fa716be3a7f650cac]
FossilOrigin-Name: 531eca6104e41e4301fa2cf58bb8fec811da31e151a0f766c93aece5521d235b
2018-11-09 14:17:51 +00:00
drh
145d0a35d9 In the treeview.c module, break out the display of SrcList into a separate
subroutine, so that it can be invoked while debugging.

FossilOrigin-Name: 8c74065f0031274d9bc711d5d53c39aefcfb2b2679811105974a2c7c7a9e1dcb
2018-11-08 22:53:06 +00:00
drh
635b4ce5f7 Improved documentation for SQLITE_DBCONFIG_DEFENSIVE. Add a NEVER() macro
on an unreachable branch.

FossilOrigin-Name: 9292d3351c40339de7ad6bc26c02e7592e6cdee2592e0c790fae63ccf21ea88c
2018-11-08 17:32:50 +00:00
drh
e1857cc015 Performance improvement in subroutine that decides whether or not a table
is read-only.

FossilOrigin-Name: 6e4968b00507c4fdbe7e3c91f3f9cd61c6f1848092ddcf306f9fcb101a47fce7
2018-11-07 16:46:43 +00:00
drh
b39dd52adb Merge the onefile permutation fix from trunk.
FossilOrigin-Name: e543bff87d1efc31a5b863085c056ce06c365cc7d9d3fef0ced7521bde536783
2018-11-07 16:12:34 +00:00
dan
9db4828662 Fix a problem with the handling of SQLITE_FCNTL_PRAGMA in the test_onefile.c
demo.

FossilOrigin-Name: 13e21b7da8fe754e230b09ca0b9f1f69cd9aa20d4407ddd8b95ca3fb18c9abeb
2018-11-07 14:39:22 +00:00
drh
6ab91a7a7a Add the SQLITE_DEFAULT_DEFENSIVE compile-time option. Fix up test cases
so that they work with DEFENSIVE enabled.

FossilOrigin-Name: 3212733cb6d1a59516d67a86df7c7b1d2456a1b2e5d7080c26b0e87b2609c65d
2018-11-07 02:17:01 +00:00
drh
0f0d3ddf71 Enable DEFENSIVE mode by default for tests. This requires lots of case of
turning DEFENSIVE off in order to dodgy things to the database for testing
purposes.  No all of those cases are yet handled, so "make test" does not run
to completion.

FossilOrigin-Name: a1d6c6712c3304fd736077432c8c180692cf7d79be7f3a073510b6dab0eb951f
2018-11-06 19:26:04 +00:00
drh
aef15e74c8 Turn on defensive mode for running test scripts. Does not yet work.
FossilOrigin-Name: 1c1d24edbb732f2a2002a741c7a7afdd010b67e1b5e6d90ff36c6428897e7612
2018-11-06 15:57:59 +00:00
drh
fc25721c9e Only allow shadow table to be written from within a recursive SQL call.
Omit the SQLITE_PREPARE_SHADOW flag.  Some tests are failing because the
tests depend on being able to write to shadow tables.

FossilOrigin-Name: d890c6582524677666e6f5b5817331dec332ade16b2f744cbb8a3c7dd9b63e21
2018-11-06 14:03:07 +00:00
drh
5a65470300 Add enforcement of read-only on shadow tables. This does not currently work
since some virtual tables are attempting to update shadow tables using
sqlite3_exec().

FossilOrigin-Name: f79b47c9859de597d5924870752dd7cab89c8f0608e5cceb2281f6ffb2e91930
2018-11-06 13:37:20 +00:00
drh
84c501bac1 Initial code to make shadow tables read-only to ordinary SQL. The now
xShadowName method is added to the sqlite3_module object and is used
to identify potential shadow tables.  The SQLITE_PREPARE_SHADOW argument
to sqlite3_prepare_v3() is defined.  It is designed to permit writing to
shadow tables, but is currently an unused placeholder.

FossilOrigin-Name: 31942b3dd3f66eb0d9977bf1cadc2f2d7be7967cce2b55784be0b939dfef1985
2018-11-05 23:01:45 +00:00
drh
2d13f6016b Add the SQLITE_DBCONFIG_DEFENSIVE flag.
FossilOrigin-Name: 11d98414eac467affb0b3cf0c7e5cc3d43184fc2b6e7e898bb5277b51ea9e1fa
2018-11-05 19:37:30 +00:00
drh
9196c81406 Eponymous virtual tables appear to exist in all schemas. This is an alternative
and improved fix to the eponymous virtual table in trigger problem that
was previously addressed by checkin [1fa74930ab56171e].

FossilOrigin-Name: b8d35c4a7c99ce3753761e5b81269d52c3c910c603fa70b72549883ba68bc485
2018-11-05 16:38:10 +00:00
drh
383bb4fa62 Disable the IS NOT NULL optimization when the IS NOT NULL operator is part
of the ON clause of a LEFT JOIN. Fix for ticket [65eb38f6e46de8c75e188a17ec].

FossilOrigin-Name: af39661e60f562b9eb10343fd83e8fe21be4d7276111e7853c1179a24cab09ce
2018-11-05 07:53:17 +00:00
drh
0f1c2eb5f2 Correct the internal logic for SQLITE_DBCONFIG_DEFENSIVE.
FossilOrigin-Name: 76094345821246c887a31a234b339d03a78eddbb9fab33b06c3c20797c038349
2018-11-03 17:31:48 +00:00
drh
a296cda016 Add the SQLITE_DBCONFIG_DEFENSIVE flag.
FossilOrigin-Name: af3f29d49359af2291b1d9e06e0db76fd000fbd24b4ac84d2668a0d1322efd83
2018-11-03 16:09:59 +00:00
drh
c6e519f335 Fix a assert() in the query planner that can arise when doing row-value
operations on a PRIMARY KEY that contains duplicate columns.
Ticket [1a84668dcfdebaf12415d].

FossilOrigin-Name: dcb8c73594ea6b12bad98dc883a585d3e6b925c2ead267dc40332b3d266db5e8
2018-11-03 13:11:24 +00:00
drh
147ad061f6 Enhance triggers so that they can use table-valued-functions that exist in
schemas outside of the schema in which the trigger is defined.

FossilOrigin-Name: 1fa74930ab56171e2e840d4a5b259abafb0ad1e0320fc3030066570a6dd10002
2018-11-02 17:38:39 +00:00
drh
7301e77402 Deploy the sqlite3Strlen30NN() function (argument guaranteed to be non-NULL) for
a small performance improvement.

FossilOrigin-Name: 4a6ad5190b62020d97a7de02c801544f20b7b98145ceff14af1f2834d3057f9c
2018-10-31 20:52:00 +00:00
drh
a60c63013e Add support for the SQLITE_PREPARE_NORMALIZED flag and the
sqlite3_normalized_sql() when compiling with SQLITE_ENABLE_NORMALIZE.
Also remove unnecessary whitespace from Makefiles.

FossilOrigin-Name: 790ea39a6585ea9f4dad9e132e1fb0447ac1558f728196580d2c3edee84823f7
2018-10-31 19:01:13 +00:00
drh
f8181eaa20 Tweaks to the test_intarray documentation and tests.
FossilOrigin-Name: 7107f0dacf4467430d1ca157cb848dde984e48e529e7d67a88b7594b0f8159c9
2018-10-31 18:24:29 +00:00
drh
49272bc728 Improved corrupt database detection in the relocatePage() routine of
the b-tree module.

FossilOrigin-Name: d57873337a2a7a0d717dc7726cd2682b5bea594d2d1ff8f16c2485161fcd6b16
2018-10-31 01:04:18 +00:00
drh
fd748c6460 Split the SQLITE_WriteSchema flag in two flags, WriteSchema and
SQLITE_NoSchemaError.  Set only WriteSchema on a VACUUM to avoid problems
when trying to vacuum a corrupt database.  With this change, the size
of the flags field on sqlite3 must grow from 32 to 64 bytes.

FossilOrigin-Name: 4f9878107a54356b7105fa1db7655ee239685d570436f6ad4d4221c9bd829b3d
2018-10-30 16:25:35 +00:00
drh
a751f39c3f Modify the CLI so that the --deserialize option is only available if it is
compiled with SQLITE_ENABLE_DESERIALIZE.  DESERIALIZE is now off by default
for the main.mk makefile, but on for Makefile.in and Makefile.msc.

FossilOrigin-Name: 90b2a684f775e1468d63bf950119cf0aaa62b5a449f518e7cc513c314191dd14
2018-10-30 15:31:22 +00:00
drh
2b3c4af553 In the CLI, when opening a file that begins with the normal SQLite prefix,
open the file as a normal database even if it has a ZIP for AppendVFS record
at the end.

FossilOrigin-Name: 7989bbda70a24611c3b8af96a53114bb53d87a2e1145ec7ad4f1b4cbf8d6040c
2018-10-30 14:36:21 +00:00