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44f53b96472a660e42f4c4f33e01f0fc9c691440
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2557 Commits

Author SHA1 Message Date
drh
895bab3383 Give the virtual table xBestIndex method access to (some) OFFSET and LIMIT 
clauses.

FossilOrigin-Name: 74fa5757ee0a8499bcd6546dac1a3ecc6048ba9cff9e3e574e28e6e82e894a3d
 2022-01-27 16:14:50 +00:00
drh
c692df2784 Make it so that any Parse object is always linked into the database conenction 
while it is active.  Hence, an OOM will cause Parse.nErr to be set.

FossilOrigin-Name: 6a45d8fe8bfbc11a5b86d25237e1f8bccfb0f22f3dcaf004ba797aeb57b365ec
 2022-01-24 15:34:55 +00:00
drh
3cdb1394b9 Make sure the sqlite3OomFault() routine sets an error in the Parse object 
if there is a Parse object active and linked to the database connection.

FossilOrigin-Name: ad7aace761c6b21ba453eaf43c68d985be7cbd5a200fe0d2e27a0c7150f99874
 2022-01-24 12:48:54 +00:00
drh
9dbf96bd70 An attempt to integrate the JSON functions directly into the SQLite core, 
rather than holding them as an extension.

FossilOrigin-Name: 583b47d865fb8d2c9ae4d3a4e70356a8a758978efb0a282f6b19775bf41fb748
 2022-01-06 01:40:09 +00:00
drh
44a5c0257f Clear the cache of triggers used to implement CASCADE foreign key constraints 
whenever the schema changes.  Fix for the problem identified by
[forum:/forumpost/2831335356|forum post 2831335356].

FossilOrigin-Name: 5232c9777fe4fb13e1ecfe5b5d644e2c45d0514f95884dbed49a03fb9b67304c
 2022-01-02 12:01:03 +00:00
drh
54bc63815a Simplify the sqlite3RunParser() routine by omitting the third parameter. 
Results in a binary that is about 100 bytes smaller and 1.4M cycles faster.

FossilOrigin-Name: 6fb2a1bb0280d6e31291e3fd06bbcbbb28ef5fb27d3898e2327a50ac738ae1f3
 2021-12-31 19:20:42 +00:00
drh
b296ab6f6a Move the pTriggerPrg and pCleanup elements of the Parse object up into the 
section of that object that is persisted across calls to sqlite3NestedParse().
This fixes a memory leak
[forum:/info/24bd1fef7e9323ef|reported in forum post 24bd1fef7e9323ef].

FossilOrigin-Name: 562805cf488a455cdc57adcb110fef9b5416d813d5eaeabacd28bccb76d7f39d
 2021-12-31 16:37:46 +00:00
drh
38cebe07bb When implementing a multi-way compound SELECT using merge, try to balance 
the merge tree.

FossilOrigin-Name: bb8522fe0dc54282ec13672eba9b44ee08f9cb55c1663f1699a61bf96ec1fd04
 2021-12-30 00:37:11 +00:00
drh
f62641e91c Add the sqlite3_error_offset() interface. Use it in the CLI to provide 
better context for error messages.

FossilOrigin-Name: b518ce77439852759bc0901071f36d622b1314c9bf3d29c279dfcc405188b975
 2021-12-24 20:22:13 +00:00
drh
ef95d5583b Factor out the logic that does quoting for the SQL quote() function, so that 
it might be reused for other purposes.

FossilOrigin-Name: 8e98ba1eeb1a5a61b7cb2de337ef8bca3d07494266a50d62b9c6bc60ad0a955f
 2021-12-10 21:01:24 +00:00
drh
5a4ac1cc30 Remove unused code and fix comments. Final cleanup before merging. 
FossilOrigin-Name: ce42039f5647b1f276acf5d9911528ecb47df1544a587def72c8cd6b2f664289
 2021-12-09 19:42:52 +00:00
drh
7e910f6422 Add SQLITE_TESTCTRL_LOGEST and enhance the LogEst utility program. 
Improvements to testability of bloom filters.

FossilOrigin-Name: 88b43d798cc5aa59855e92d3e658aee9f0a5def6ffbc5db77af048d75ecdf8cc
 2021-12-09 01:28:15 +00:00
drh
50fb7e09b4 Omit the OP_FilterInit opcode. Use OP_Blob to initialize each Bloom filter 
instead.  Size the Bloom filter based on sqlite_stat1 size estimates rather
than a run-time measurement for improved testability.

FossilOrigin-Name: 8a9036ee617a6ad93bfe827b0789773c49d3d45b085cb76fa4b9b20a41b79b97
 2021-12-06 20:16:53 +00:00
drh
5baaf40af1 Attempt to vary the size of Bloom filters based on an estimate of how many 
keys the filter will hold.

FossilOrigin-Name: a7adcf69088cba4b86cc5731a45c9a5263af4355bc0a38f5225cab421c915f7f
 2021-12-06 13:07:28 +00:00
drh
6ae49e67cc Run as many Bloom filters as possible before index lookups. 
FossilOrigin-Name: 06f6fefd67086896bc49272c6319545ff6c6792f18babe23aced27b60b032119
 2021-12-05 20:19:47 +00:00
drh
879ac4d673 Merge trunk fixes into the bloom-filter branch. 
FossilOrigin-Name: 0864bfbf079a98beaa484911edb17c3dc728e78eca231d4247b282fd824cc098
 2021-12-01 21:07:05 +00:00
drh
3b26b2b56b Check for foreign key constraint errors prior to returning the results from 
a RETURNING clause.  See [forum:/forumpost/793beaf322|forum post 793beaf322].

FossilOrigin-Name: a818ba2ed635b91e279dde44236fc7446a33db2b46c9409b67021248c01bf4e5
 2021-12-01 19:17:14 +00:00
drh
2db144c33b Add a Bloom filter to the automatic-index mechanism. 
FossilOrigin-Name: 50ac4de1d7cbb586ea7969e1ae80ea8b021e194edc2fa7db19374b4ee9369bee
 2021-12-01 16:31:02 +00:00
drh
14851b9a14 Fix a harmless comment typo. 
FossilOrigin-Name: 7c567338ae4dd31097e9ae5c693b84369c35c5a52534797e8186b4be7297ba78
 2021-11-27 12:03:51 +00:00
drh
9f9bdf9345 Fix the build for SQLITE_OMIT_CTE. 
FossilOrigin-Name: d7ef96bae459f800241483fe8784552d18ee7f92f408f6453ac687de5530bbb9
 2021-11-22 13:35:40 +00:00
dan
488b55856e Fix a problem causing an OOM within an ALTER TABLE ADD COLUMN command that adds a column with a CHECK constraint to go unreported. 
FossilOrigin-Name: a33f5e93ecb7d84291f6fecc7b60f0c555034aa47e24584c63c78d8a94710d82
 2021-11-16 13:36:50 +00:00
drh
46c425b4dd Make SQLITE_CORRUPT sticky: If a CORRUPT error is returned, all subsequent 
write statements within the same transaction also fail early with
SQLITE_CORRUPT.

FossilOrigin-Name: 3feb0f1c3840904d28fc9a61262820e2b9b764addc1dd178aecc2cd0f952042c
 2021-11-10 10:59:10 +00:00
drh
90cf38be63 Refactor the code that figures out which SELECT in a cascade of nested queries 
a particular aggregate function belongs to.  This fixes the problem
reported by [forum:/forumpost/c7cc2aa3546e39c1|forum post c7cc2aa3546e39c1].
New test cases in dbsqlfuzz and th3.

FossilOrigin-Name: 74aec5dd1df95b5635f4da1f13753f113ea1d61de3dc3a1523ba51089c1900e4
 2021-11-08 23:24:00 +00:00
drh
a4a871c286 Show the preferred schema table names in the output of "PRAGMA table_list". 
FossilOrigin-Name: 9147390d9885a37a62edc1058f313434627f1b59965c890877d2cb119e355c78
 2021-11-04 14:04:20 +00:00
drh
ddfec00de3 First the shadow table mechanism so that it works even if the shadow table 
comes before the virtual table in the sqlite_schema table, as can happen
after a VACUUM.

FossilOrigin-Name: 005a8642773556825fe4c5d0b2c12517d35289308a30df0151ef7f080acb0172
 2021-11-04 00:51:53 +00:00
drh
ac894af85e Improved the error message that results when a schema parse fails after 
ALTER TABLE ADD COLUMN.

FossilOrigin-Name: b007a39dd3a46d13fe06f2a1eeb4e3fd4cad1a77892be6d175b31db1edd6f6a8
 2021-11-03 15:59:17 +00:00
dan
e7c23433fb Merge trunk changes into this branch. 
FossilOrigin-Name: 638c1b0c50229800067eb1ba29d829b4d6e008256c21a1f67b4ce4d19ea307b3
 2021-10-30 17:30:48 +00:00
drh
dcf10a1a4b Fix harmless compiler warnings. Improve the independence of some TCL tests. 
FossilOrigin-Name: 1a038242dc6c0cab97dd9375acfce62aa1c386debc36aaed388d366b87ddd931
 2021-10-22 11:17:29 +00:00
drh
9fdd66e3c0 Enabled the testcase() macros under SQLITE_DEBUG. 
FossilOrigin-Name: 0ae8dd132db8331ca9cc42ad511066924f9d3a1d158ecdb630cebc41b6bd2493
 2021-10-20 17:58:33 +00:00
drh
1bbfc6744c Demostrate a prototype sqlite3_autovacuum_pages() interface. 
FossilOrigin-Name: bb6f2b8b486c225043bc64e5f74ff6bbad6c5d1f337f0c81eeb6172b087bb943
 2021-10-15 23:02:27 +00:00
mistachkin
77978a64f4 Fix harmless compiler warnings in the debug build for MSVC. 
FossilOrigin-Name: 1ceb73f316ddc736aebd1e82ef3a0d9c173d025ac5b7fcfbde0a65a0eeb60a4b
 2021-10-12 02:17:39 +00:00
drh
b18b3df1da Further to the previous check-in, remove the "harmless()" macro definition as 
it is no longer used.

FossilOrigin-Name: b8c9a54664a87ac464b413390572c3feb912e1efc9c8a78c61f1b370e2165c05
 2021-10-08 18:15:50 +00:00
drh
074a131245 Minor improvements to comments in the data structure definitions. No 
changes to code.

FossilOrigin-Name: e77ac4050cf6c24118ce2af4c075f60e3eeb2dafe6d222c848bc4e541eef7172
 2021-10-08 10:25:06 +00:00
drh
dbfbb5a0c5 New assert() statements to protect the u1 and u2 unions of SrcList. 
FossilOrigin-Name: 9b91fbcfcc14048f7d0755d47d9b7f9212fa2eaa6f3c04f417fa16c3a47943bf
 2021-10-07 23:04:50 +00:00
drh
477572b9f1 Protect access to the Expr.y union using nearby assert()s and branches. 
FossilOrigin-Name: 87e2f5eb436fc448427b0e24fb70f29688796b513b8c7b12f1a21540dae1e56d
 2021-10-07 20:46:29 +00:00
drh
a4eeccdfdf Protect all accesses to the Expr.x union using nearby assert()s and branches. 
FossilOrigin-Name: 8eaa1d4a98b24adf245bbd2fe9212aa6a924a0f09c445906d7f87574f36a7423
 2021-10-07 17:43:30 +00:00
drh
f975107437 Protect all accesses to the FuncDef.u and Expr.u unions using nearby 
assert()s or branches.

FossilOrigin-Name: 9af863f065e0bef491c2ab7525194505f9516f4e6dfc789d2e3a9d2c2438533a
 2021-10-07 13:40:29 +00:00
drh
16a8f28e49 Fix a macro typo introduced by [5da112c02f9e8d0b] that prevented coverage 
tests from working.

FossilOrigin-Name: 566e6974892ebd3d3de8d77b24655257a5efe14434c553e1a25fc680b201b336
 2021-10-06 10:36:56 +00:00
drh
11a9ad5669 Fix harmless static analyzer warnings in sessions, rtree, fts3 and fts5. 
Add the -DSQLITE_OMIT_AUXILIARY_SAFETY_CHECKS compile-time option to cause
ALWAYS() and NEVER() macros to be omitted from the build.

FossilOrigin-Name: 1c67f957fc77e37ce8f0d447c41ca975e8e79a35d332739c24a633649b5b0387
 2021-10-04 18:21:14 +00:00
drh
5bf4715e01 Add the sqlite3ResultStrAccum() internal interface to simplify the 
the implementation of functions that return strings.

FossilOrigin-Name: e548e9299d3fd6ce5b647cf0dd93ff8e917a5eda43076c6a02389c52640e2e50
 2021-10-03 00:12:43 +00:00
drh
260ff08133 Fix a problem with group_concat() when it is used as a window function with 
a sliding window, as described by
[forum:/forumpost/f3eb24a6c0|forum thread f3eb24a6c0].

FossilOrigin-Name: f47f7f78227830c065d9ce715b8456eab81a38d680f76bf4ff08f298d84f9c7a
 2021-10-01 22:48:52 +00:00
dan
37f3ac8faa Change things so that SQLITE_OMIT_VIRTUALTABLE implies SQLITE_OMIT_ALTER_TABLE. 
FossilOrigin-Name: 2f7c946c5f25a858167f5193ca06e53310394c8cff15426ab8a1327a1ec835fd
 2021-10-01 20:39:50 +00:00
drh
f06db3e892 Fixes to the version of "varsep" group_concat so that (1) it builds under 
separate compilation and (2) omits tabs in source code and (3) runs faster
than trunk.  This variant of the group_concat_varsep branch might be preferred
over the tip because it preserves (undocumented) legacy behavior about the
position of separators relative to terms.

FossilOrigin-Name: 04399cf9645e04b171090ff8a3c27752929c10d2cd8778e26f8f3337aa902ab6
 2021-10-01 00:25:06 +00:00
drh
1580d50b76 Add const to parameters on various internal interfaces. 
FossilOrigin-Name: 70c221c5cf7b4d9ed34f16d045f262f99d16aa3db84f80cf0b03ee82ba28d075
 2021-09-25 17:07:57 +00:00
drh
b6dad520e5 Add lots of new "const" on internal function parameters. There is opportunity 
for many more - this is a work in progress.

FossilOrigin-Name: a3c71a673ddd1c299bdae550fb955077b77088329a8ca2895dfb23538b524a8e
 2021-09-24 16:14:47 +00:00
drh
2a6a72a81c Ensure that the db->init.azInit array is initialized at all times. 
dbsqlfuzz 0ad6d441f9bf3dfc32626a9900bc1700495b16f9

FossilOrigin-Name: c7560c1329965ab57cd71393c044b110561b83641d08677bc51044df9e377882
 2021-09-24 02:14:35 +00:00
larrybr
998e910346 Fix non-build for a test configuration 
FossilOrigin-Name: c9a4ab059050a83d811149ff196ff16ea9e4c301627482800982b87cd30ddbbc
 2021-09-15 14:48:02 +00:00
drh
b9fd0101bd Back out the change that allows typeless columns in strict tables. Replace 
that capability with an ANY type for strict tables that will accept any
datatype with BLOB affinity.

FossilOrigin-Name: d8fd1a2bfd51848ea612142d23475b268b3f5269e558f2e09713d1ac18b18274
 2021-08-23 10:28:02 +00:00
drh
9e1209d111 Enhance PRAGMA integrity_check so that it verifies the datatype of 
all columns in STRICT tables.

FossilOrigin-Name: 97c9248b3b81facce569bfa3fb405d44a1d1041e87132e8f649458c95620ccb2
 2021-08-19 02:58:15 +00:00
drh
72532f52bc Trying to insert an incorrect datatype into a STRICT table raises an 
SQLITE_CONSTRAINT_DATATYPE error.  Seems to work, though lots more testing
is needed.

FossilOrigin-Name: a19305e5cfedf5c472200d6e05c1396443e348f052a40a0979f860f2ff06851d
 2021-08-18 19:22:27 +00:00