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Commit Graph

9780 Commits

Author SHA1 Message Date
drh
f14b2e35fa Partial implementation of JSON5 numeric literal extensions. Use a switch()
statement in the parser for better performance.

FossilOrigin-Name: 78404dc37024cad5fe7eacf78ea85b56f08b129a1b9a046c3e1b11275068a485
2023-04-26 17:30:28 +00:00
drh
5255102e04 Improvement to the way the JSON performance measure scripts work → keep the
test database in the directory of the test, not in the source tree.

FossilOrigin-Name: ac411dbdcbf0b9040fb5b7de173271f383a6aa303d57f22ebd200809a5b4a6d3
2023-04-26 15:58:08 +00:00
drh
f62518f65d Work toward implementing JSON5 whitespace. Untested and incomplete.
FossilOrigin-Name: d262c059455ebe0650a45a6c1c04d1baf9609c635df352732dd192426e1bdc39
2023-04-26 15:19:19 +00:00
drh
ddc8b9ee0e Fix to the json-speed-check.sh script.
FossilOrigin-Name: d839c9544d7f28c1abc779eb2d40f95c1a9386984656fbd29d19b1e7830171bc
2023-04-26 13:52:20 +00:00
drh
02efa7be96 Add scripts for JSON performance testing.
FossilOrigin-Name: 3051d6a7c12cbf86634d8fab64f3f3bc9a1eb184260e56a82eb543cb634ba7ef
2023-04-26 13:25:30 +00:00
dan
0941ea8a62 Avoid assuming that an expression in an ON() clause that evaluates to zero implies that the query will return zero rows when the query contains a RIGHT JOIN. [forum:95849acbe1|Forum Post 95849acbe1].
FossilOrigin-Name: 1783655ea422185e75593b89e4ef452a6f5496aefd389f88ce7fe4b7d41d6a98
2023-04-25 14:37:12 +00:00
drh
be5bada4d0 Allow trailing commas in objects and arrays of JSON.
FossilOrigin-Name: 4031b231c223db598b45dbd192b027a99a9b82a981d43c75f723a3fb06720b82
2023-04-24 23:14:34 +00:00
drh
223c6b48a9 The sqlite_stat4.idx field is case insensitive. It should work even if
some entries use a different case than others.  Fix for
[forum:/info/6c118daad0f1f5ef|forum post 6c118daad0f1f5ef].

FossilOrigin-Name: f097ca70b5b967d1aadebd74ac5020813e00b7c30cc543814dbf5f359d1328f1
2023-04-22 22:32:19 +00:00
dan
3115b36d67 Fix a segfault that could occur if a non-empty in-memory database was the destination of a backup operation from a database with a smaller page size.
FossilOrigin-Name: 020968f857d7b90bab3525fc9d6b859a019f6a80422c3d5ffb88f5bdb8e02a11
2023-04-19 17:07:35 +00:00
drh
f84aeac274 Another fix to the indexed expressions in aggregate queries with GROUP BY
enhancement of ticket [99378177930f87bd] and implemented by
check-in [b9190d3da70c4171] to address a problem described by
[forum:/forumpost/f34e32d120|forum post f34e32d120],

FossilOrigin-Name: 5acc3ef83e16a9f2803981a6e61eca62fe177cac4eed1befe2ade3a5977a1eab
2023-04-18 14:13:54 +00:00
drh
053a29c291 Add the --fullsync option to speedtest1.
FossilOrigin-Name: 960fe54c8227a376c97bb2a3ba604d97e79e27e51a9798be9d318cf56c04fa99
2023-04-18 11:35:09 +00:00
drh
2142b7c0a6 Avoid double de-quoting of table names when processing RESTRICT actions
in foreign key constraints.
[https://bugs.chromium.org/p/chromium/issues/detail?id=1405220|Chromium 1405220].

FossilOrigin-Name: bb2b5ab172f0751c00343facf36fb12db10c88220caece31849f2711f12293d9
2023-04-14 00:20:16 +00:00
drh
731a1aaeb2 Fix an obscure issue with ALTER TABLE RENAME that comes up with triggers
that have UPDATE statements that contain errors.
[forum:/forumpost/ff3840145a|Forum post ff3840145a].

FossilOrigin-Name: c4845a7c5f7f219848d3ee32eef0f9c69ad6dc6e8509da84d612f41e1e05f007
2023-04-13 18:44:59 +00:00
dan
8efa288f99 Add extra test cases to window1.test.
FossilOrigin-Name: ebc844fbfb046c5789efe21fd607c9301cb7b3d78edef72b2926b8c889b048a9
2023-04-13 14:53:19 +00:00
drh
017bdf7838 Fix a code-generator issue associated with very unusual use of window
functions.  Both the expr.c or the window.c changes will each
independently fix the problem.  They are both included in this patch for
defense in depth.  [forum:/forumpost/0d48347967|Forum post 0d48347967].

FossilOrigin-Name: 1ba22631a7831e3562eda0eb6a5edf7f009c85c7ab4451d9eacd13ef0fb6036a
2023-04-13 14:50:50 +00:00
drh
82aacda7eb Remove an ALWAYS() that can sometimes be false. Add a test case that makes
the test false.

FossilOrigin-Name: c8fb143d64d8e823684cd26799080da4b42bef121ca3c6315b1803a593490926
2023-04-11 15:06:20 +00:00
drh
ed36917835 New assert() statements to validate the parameters to
sqlite3BtreeCursorHint().  Fix a problem with the construction of those
parameters discovered by
[forum:/forumpost/0b53708c95|forum post 0b53708c95].

FossilOrigin-Name: 4c5a3c5fb351cc1c2ce16c33314ce19c53531f09263f87456283d9d756002f9d
2023-04-10 18:44:00 +00:00
drh
8346f8dacc Sync the vt02.c test virtual table with TH3, in order to pull in the fix
for long delays when there are huge OFFSET values.

FossilOrigin-Name: 49ba030080dd00b4fdf788fd3da057b333e705fa0fe37d653e2461bf96ca3785
2023-04-10 13:20:51 +00:00
drh
072a02ce2c Add a test case for the ALWAYS() macro removed by the previous check-in.
FossilOrigin-Name: 68a1a837493a0bc5e0e0f2373ac76cb575078cec08990c017fdcb51a4ba363a1
2023-04-05 02:55:08 +00:00
drh
8907cb2f88 Fix the function that determines the collating function for an expression
tree to handle new cases that arise as a result of the recently added
ability to use indexed expressions in aggregate queries.
[forum/forumpost/0713a16a44|Forum post 0713a16a44].

FossilOrigin-Name: cc5041f3f067cf610adffb868b4e2d1b5d248dc5a0ecc551339b670800ecb0ff
2023-04-05 02:21:57 +00:00
drh
c6a54f418c Remove an assert() statement that is no longer valid due to enhancements
to query planner for improved use of indexes.
[forum:/forumpost/dc16ec63d3 |Forum post dc16ec63d3].

FossilOrigin-Name: 2b23dd249d0bc254308f5539936d33ee558f1100dec616caac7317dbe70db761
2023-04-04 18:10:23 +00:00
drh
39b07f1afc When translating arguments of aggregate functions into references to
expression indexes, make sure to only translate them for the current
aggregate when there are nested aggregates.
[forum/forumpost/409ebc7368|Forum post 409ebc7368].

FossilOrigin-Name: 898bfa1afd8260eaaf2aa6db94e74d99ebf4e8a6dc02cf21d20cd981393609a5
2023-04-03 23:49:00 +00:00
drh
555970bf83 When changing a COLLATE expression node into TK_AGG_COLUMN because the nodes
value is contained in an indexed expression, be sure to clear the
EP_Collate property from the expression node.  Fix for the assertion faults
reported by [forum:/forumpost/e45108732c|forum post e45108732c] and
[forum:/forumpost/44270909bb|forum post 44270909bb].

FossilOrigin-Name: cf6454ce26983b9c3ae924c44a802f3f760eaaae9547b40aee9e14e7b0c47cab
2023-04-03 17:46:14 +00:00
drh
af33654533 Earlier detection of corruption in sqlite3BtreeDelete().
dbsqlfuzz a4c48c291d6e40157a1b749a05eaa7c7faf5a625.

FossilOrigin-Name: 978dc71c388b37740da38c310674315c7d7fe814d1daa16a146b4df71385d1e1
2023-04-02 16:43:20 +00:00
drh
e5ea81ae85 Improved error messages from PRAGMA integrity_check. Identify the root of
the tree when a problem is found in a b-tree, making it easier to track the
problem to a specific table or index.

FossilOrigin-Name: a1cb152e69c7c6cdd99300c91a8104716089de459d9d19e33ef38432aad70908
2023-04-01 13:14:53 +00:00
drh
1839b7990d Omit the the count-of-view optimization if there is a HAVING clause.
dbsqlfuzz 6a107e3055bd22afab31cfddabc2d9d54fcbaf69

FossilOrigin-Name: babe2b5e59647ac9db4601e67c25190aac14eb76d5fcb9fa5b3692b955fefd61
2023-03-31 23:48:59 +00:00
dan
53ed383075 Fix an error in new test script test/aggfault.test.
FossilOrigin-Name: 8724fe7426da55d19dba7b30e09321ba30c73286513864cb05de32f72e50ee31
2023-03-30 12:19:38 +00:00
dan
8fe84a40c7 Fix a crash that could follow an OOM error while processing aggregate functions.
FossilOrigin-Name: 804435a2731bd3c26278c47098854b9ee7727a686587f6208e793738fbfc0555
2023-03-30 11:05:36 +00:00
dan
e1afa2bd24 Avoid having OP_SeekScan jump over an OP_IdxGT or OP_IdxGE that follows the OP_SeekGE opcode. Fix for [b50528af4468237c].
FossilOrigin-Name: c9c4f287652933eb6262a3419efe7e7288f55d3db7e2ac032eeae025f665d306
2023-03-29 21:58:06 +00:00
dan
7b56e97866 Fix a problem with sqlite3_stmt_scanstatus() from within an SQLITE_TRACE_STMT callback made from within a trigger.
FossilOrigin-Name: 1fa78fafa1340de458546526b03cf8b3e9c823913c4225d7c747ad182df5c0fc
2023-03-29 18:54:01 +00:00
drh
e1be2b7ad9 Fix a weird corner case in aggregate function processing that results from the
recent addition of support for index expressions on aggregate queries.
[forum:/forumpost/bad532820c|Forum post bad532820c].

FossilOrigin-Name: c34fd9fe1b76e0a5943f014f46141cbe55d41bb1e6980adf9bcb6785a03e7883
2023-03-28 16:02:28 +00:00
drh
3cbf38c783 Fix multiple problems with RETURNING on a DML statement against a view,
all inspired by [forum:/forumpost/dc3b92cfa0|forum post dc3b92cfa0].
(1) Do not allow a RETURNING clause to trick the code generator into thinking
that the view being updated has an INSTEAD OF trigger.
(2) Generate all result columns for a view in a DML statement.
(3) The automatic covering index for a view should cover all result columns
of the view.

FossilOrigin-Name: c8bedef0d61731c29ae34de1594222d15b578f9e2cddbbd5b74fb3059644fe0f
2023-03-28 11:18:04 +00:00
drh
3594b2b303 Do not allow constant factoring during PRAGMA integrity_check, since the
constants might be stored in registers that are later reused for other
purposes.  dbsqlfuzz dc9ab26037cf5ef797d28cd1ae0855ade584216d.  Problem
discovered by a new assert() statement added in [6f8b97f31a4c8552].

FossilOrigin-Name: 0bba27b78112b2b2271e498f41c437df985aa2faab302ee5b29d9b60003a8379
2023-03-27 13:24:02 +00:00
drh
7bb842642c When reading sqlite_stat4 data during query planning, be sure to expand
zeroblobs prior to running comparisons.  Fix for the issue identified
by [forum:/forumpost/5275207102|forum post 5275207102].

FossilOrigin-Name: 5c8dd8dfcaab9c364b3a126ca35880ef57f5cecbe030771e646c934c8cf43709
2023-03-25 22:37:23 +00:00
drh
2c16ec829b New test case to further validate the fix at [221fdcec964f8317].
[forum:/forumpost/d34ad68c36|Forum post d34ad68c36].

FossilOrigin-Name: a6e218a6e1ddd74be6a313b1d336334071747efd4ecd354ed7efe303d09c849c
2023-03-25 02:07:20 +00:00
drh
ed8e12e97b Fix an error in the OP_SeekScan opcode added by check-in [4a43430fd23f8835].
Problem reported by [forum:/forumpost/8cc1dc0fe9|forum post 8cc1dc0fe9].

FossilOrigin-Name: 651a13fcd16f03e89eb6228c9f3250e25910b9bbe2637f627f65ff78f8ba2059
2023-03-24 21:24:52 +00:00
drh
b3ad5444d0 Fix the handling of indexed expressions in an outer query that appear as
corelated values inside an aggregate function within a subquery.
[forum:/forumpost/79cf371080|Forum post 79cf371080].

FossilOrigin-Name: d8259877eaa962e6f90675790d3770ef02bd1a5d86d319cd8c1834710df844c4
2023-03-24 20:35:56 +00:00
drh
d23924d1ea Fix a problem in cursor-hints for WITHOUT ROWID tables used in a RIGHT JOIN.
[forum:/forumpost/591006b1cc|Forum post 591006b1cc].

FossilOrigin-Name: 221fdcec964f8317b2c23e926cc23799615cd3b4239a8a9ff87a83588d05bc64
2023-03-24 19:17:25 +00:00
drh
28fe02cd51 Fix byte-code register allocation in ANALYZE for STAT4 when there multiple
indexes with differing numbers of columns.
[forum:/forumpost/bc39e531e5|forum post bc39e531e5].

FossilOrigin-Name: 2bf5413dc2c19d5feb32e5b01aa9b990ec2f74f45f5ca0dca15215f8c9dbc9b9
2023-03-24 16:57:21 +00:00
drh
c03dbc5a24 The attempt to bring STAT4 up to 100% MC/DC at [55a26c67ed4a3a93] and
at [168fa2fb22b8c1ad] are incorrect.  Back them out and replace them with
a simple NEVER() macro.  Error reported by
[forum:/forumpost/dc4854437b|forum post dc4854437b].

FossilOrigin-Name: 5992370a89f8de7a6e941130b381f85d369856dbdb7860405e6fb17dad2293df
2023-03-23 10:54:07 +00:00
drh
c408c155d7 The double-to-text conversion renders infinity as 9e999, so that JSON
output is compliant and so that values can be round-tripped.

FossilOrigin-Name: b52081d0acd07dc5bdb4951a3e8419866131965260c1e3a4c9b6e673bfe3dfea
2023-03-22 16:24:17 +00:00
dan
bb130c9223 Fix a problem causing a cursor to retain an out-of-date cell-info cache when processing a DISTINCT query on values that are identical according to their collation sequence, but different on disk. [forum:/forumpost/e132e6cde44fb505|Forum post e123e6cde4].
FossilOrigin-Name: 1b3abc1daeac29714256b5a1d5a07a75dc986f1089054a8bee44a00583b7383a
2023-03-20 14:59:19 +00:00
drh
667b5cc985 Fix json rendering so that it shows positive and negative infinity as
9.0e+999 and -9.0e+999 respectively.

FossilOrigin-Name: efce4690a52592c4f5fc7d023eebe771b0e615bb03c0fe203493f853b28e8f85
2023-03-17 20:31:24 +00:00
drh
f204be8098 Add the ability to name functions using one of the join keywords like
CROSS FULL INNER LEFT NATURAL OUTER RIGHT.

FossilOrigin-Name: 0910b1925e97f7ae4dae86894c9e2f54273c85115e19d0d9bff1280ffee35eed
2023-03-17 19:18:17 +00:00
drh
2eacecfe51 Add test cases for functions named the same as join keywords.
FossilOrigin-Name: 94944b239ce674d984c88ef6029b0260a972f1b25f01614b559ca07c3ebaf8f5
2023-03-17 19:07:48 +00:00
drh
a84ead119e Fix assert() statements that would (incorrectly) fire if an IF NOT EXISTS
trigger that already exists contained two or more RETURNING clauses.
Tickets [89d259d45b855a0d] and [d15b3a4ea901ef0d].

FossilOrigin-Name: 648899e4ded72cac6cc24bccf7ebfc709ee7309a003452b21fd6ab0ba20c34b8
2023-03-17 00:01:32 +00:00
drh
b816ca9994 Correctly handle SELECT DISTINCT ... ORDER BY when all of the result set terms
are constant and there are more result set terms than ORDER BY terms.
Fix for these tickets: [c36cdb4afd504dc1], [4051a7f931d9ba24],
[d6fd512f50513ab7].

FossilOrigin-Name: 12ad822d9b827777526ca5ed5bf3e678d600294fc9b5c25482dfff2a021328a4
2023-03-16 20:54:29 +00:00
drh
7a9c235aaf Additional debug/test output from the query invariant checker showing the
row-number that is being checked.

FossilOrigin-Name: e4b6eb58e65f7fa0c92768f42bc820614169b7c2f37ded391b866ddb0d894de0
2023-03-16 12:28:48 +00:00
drh
db8c6aa03a Update the tracing output for the query-invariant checker such that it shows
the SQL that is run to verify that a found query-invariant discrepency is
valid.  Changes to testing logic only.

FossilOrigin-Name: 8f45ad27403e971d88ec62e674c03f82eb19df0b43aa58d20b3400cdb6611d90
2023-03-16 11:50:44 +00:00
drh
7d5a549121 Do not use the one-pass optimization on an UPDATE if there is a subquery
in the WHERE clause, since if the subquery is hidden behind a short-circuit
operator, the subquery might not be evaluated until after one or more rows
have been updated.  Fix for the problem reported by
[forum:/forumpost/0007d1fdb1|forum post 0007d1fdb1].  This is the same
problem that was fixed by [73f0036f045bf371] only for UPDATE instead of
DELETE.

FossilOrigin-Name: 2c56b984a0bd3be5ec326a2109ea7b8f1d4ef63c8fc325caac9663cf2479eaff
2023-03-16 10:17:30 +00:00