0db20c490a
Fix a bad comment (copy-paste error) in the byte code engine. No code changes.
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FossilOrigin-Name: 1c01745734c7b62a8c792f743aae08dfbb9e047dc92fef8da067fec152b20fd5
2021-03-09 20:58:21 +00:00
45e4cb8e77
Improved comments on the NOT NULL strength reduction optimization.
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FossilOrigin-Name: a85d72293914b48edbb39171fd591d37ffb09570d8103140a052203ec71d49ee
2021-03-09 19:52:15 +00:00
6d0053cfa7
Extra comments and testcase() macros associated with the new
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sqlite3ParserAddCleanup() mechanism. No changes to release builds.
FossilOrigin-Name: c3c8691121e6cb7bfc326212cc81a7472c0e6f22e655ab024bd4bd885e1cd878
2021-03-09 19:32:37 +00:00
e58b2b4a80
Fix a bad assert in RENAME COLUMN.
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dbsqlfuzz 3f0a7245b69cd08617d7d7781ebaedb0fe765a93.
FossilOrigin-Name: f13e0d12f137cd6b4e83e92bd36652431d8416e6eed4797313e061f2e390d39b
2021-03-08 17:17:38 +00:00
b2e9640155
Merge from trunk.
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FossilOrigin-Name: 729117cdfa2d6ff24b66656e9ccc380199606b830fc338286e4dd10e8e787597
2021-03-06 23:49:18 +00:00
1b22ad8ae6
Create initial tests for appendvfs, and make it available as a statically loaded extension.
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FossilOrigin-Name: 9f33d45179f5985bd4c4f7582e94f5833a63f853c8cdc19f39cf7e3ee70177d0
2021-03-06 23:36:47 +00:00
7f8653a257
Ensure the correct collation sequence is used for comparisons when delimiting a RANGE window.
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FossilOrigin-Name: 01eae68e85b31b7a9f08733459765bbd9bf9dad592bf64f10fc2fa32e02a89c2
2021-03-06 14:46:24 +00:00
747cc9425d
Fix a possible NULL pointer dereference when applying a DROP COLUMN to a
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corrupt database schema. dbsqlfuzz 419aa525df93db6e463772c686ac6da27b46da9e
FossilOrigin-Name: 349ccf58ae4bb770805066102fc8e9e478d4da1f7a6a728223bd74eabf7b7843
2021-03-06 13:02:12 +00:00
70149ba47e
Modify the SQLITE_DBCONFIG_ENABLE_VIEW option so that it always permits
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TEMP views, just as SQLITE_DBCONFIG_ENABLE_TRIGGER always permits TEMP
triggers.
FossilOrigin-Name: 83dab8b358b6832a221a58e74dd5e99b9cdea4eee65124bb6799881e867d989c
2021-03-05 18:33:01 +00:00
0d08072b68
Fix another problem with RETURNING clauses in UPDATEs against tables with virtual columns.
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FossilOrigin-Name: f0ef5c76ab1a6568b9148b928277bf589d4cb7033c0acf3e6323879b656d8bd1
2021-03-05 15:29:22 +00:00
a7e16a2f05
Fix an assert() failure that could be triggered by a correlated sub-query in a RETURNING clause.
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FossilOrigin-Name: 551260c8625828262809b1ef7acf5343a3527b7e167ca0cfd13b81e5ece0e66c
2021-03-05 15:10:33 +00:00
bc7819d176
Fix the processing of implied LIMIT clauses when flattening a compound
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query.
FossilOrigin-Name: 90c6b9fcb0e15e2552fe5be53f8201f145bb535cc37b603d488eadf33438412b
2021-03-05 14:08:45 +00:00
05edf729f7
Mark the NotUsed parameter to the dropColumnFunc() function as unused,
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to avoid a harmless compiler warning.
FossilOrigin-Name: 23459071091248e94202e609bb8031c3e34722b8ae8ff5a66851dcc528a2d2c2
2021-03-04 19:44:01 +00:00
91be05a910
Put ALWAYS() on a branch that is now always true because of changes
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in OOM behavior due to check-in [9adf6e2469d18bc3].
FossilOrigin-Name: 8a1bb9c3e92085fb71d75eb36f64eb85053a4730fd314acd401e7ad32c274748
2021-03-04 18:34:54 +00:00
39b6bd5e17
Update shell.c.in so that SQLITE_SHELL_IS_UTF8 is set to 0 if the -municode option is passed to gcc on windows.
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FossilOrigin-Name: 99e6a0f020fadda4011e4ca370d2421dbf2f97f6fb004fcbba9bd6c76faf7a73
2021-03-04 18:31:07 +00:00
5f0922b96c
Remove a branch made unreachable by check-in [e893f88750ea64d4].
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FossilOrigin-Name: 20d7dc120dc964a0236da719e4de22bff5110b95da396e2ac6790e9f6b667899
2021-03-04 16:32:28 +00:00
e8dd6a4e77
Fix a segfault that could occur following an OOM condition.
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FossilOrigin-Name: 9adf6e2469d18bc3bfc0c804cfcaa692e23ab6b3e13465dcfc51c4b111b05cb4
2021-03-04 16:10:23 +00:00
aae0f74e64
Earlier detection of a misplaced ORDER BY or LIMIT clause in a compound
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SELECT. This prevents problems in recursive CTEs with multiple recursive
terms in which there is an ORDER BY or LIMIT clause on the last non-recursive
term.
FossilOrigin-Name: e893f88750ea64d45922429e022c585748974016404f2a2b7952f5a227865246
2021-03-04 16:03:32 +00:00
50f9f6c649
Fix a crash that could occur if a sub-select inside an EXISTS expression features an ORDER BY clause containing one or more window functions.
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FossilOrigin-Name: 9768e7db624fbfe688d61ac06bffca14a169d439d8f65f5a14529af5660d3d2e
2021-03-04 14:18:22 +00:00
8718f0b613
Fix a buffer overrun that could occur in fts5 when running a prefix query against a corrupt db.
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FossilOrigin-Name: 4da40620ac8557aba6e1e06e720418b55e9950f406288b03749ef1b117041cd9
2021-03-03 19:36:40 +00:00
fad1ad0526
Fix a harmless assertion fault resulting from [6e6b3729e0549de0] that was
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discovered by dbsqlfuzz. Enhance .selecttrace output to show omitted
ORDER BY clauses. New dbsqlfuzz test cases added.
FossilOrigin-Name: 27a0388ad616f80e8dcc986c247a5c23a8565dae9081b04ff85bac0d357e531b
2021-03-03 14:07:52 +00:00
3083d5f5ea
Fix a problem with using ALTER TABLE commands on database schemas that contain expressions of the form "<expr> NOT NULL" or "<expr> IS NULL" that can be evaluated at prepare time.
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FossilOrigin-Name: d2630ffafa077b8cfd75110b6b73da30f780edc920d2788769a4dc747f09d3f6
2021-03-03 11:00:31 +00:00
bb05976dac
Cast a string size variable to 64-bit to avoid any possibility of
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integer overflow.
FossilOrigin-Name: a5940294b2ac8d157d7fa72f65ee70b713f7feb8a0a98d7f47e71acd1b6942b1
2021-03-02 21:07:41 +00:00
1b1a1dda9e
Add ALWAYS() to an always-true conditional.
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FossilOrigin-Name: fa3506db2051ceade8aa535d92c0900b3cfdd8850c6d00adedeb1ebfaf6f885f
2021-03-02 00:42:46 +00:00
2d7a691fba
Add #ifndef macros so that the build works again with
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-DSQLITE_OMIT_AUTHORIZATION and -DSQLITE_OMIT_WINDOWFUNC.
FossilOrigin-Name: 9400bdc60294be6a938025d481e50aad9af246e64f38fafecc6ca4f24112a98c
2021-03-01 21:43:25 +00:00
1f9f576695
Fix another msan complain triggered by a corrupt database.
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FossilOrigin-Name: d235d406283191fc7b9e1299be602f1e8be6f36cee8b183cf85c8660519a1c3b
2021-03-01 16:15:41 +00:00
1e06c70eb0
Initialize extra field in PgHdr1 to fix an msan complaint.
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FossilOrigin-Name: 4cb2ea5795b0c0678665fd89bd560209beaab8a756fe00335dbfd07493b0542d
2021-02-28 08:24:56 +00:00
676c869d52
Remove a NEVER() that might sometimes be tree following an OOM.
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FossilOrigin-Name: ccb8cf5256d01b3ff13e75e1471b1afb0055ec2c344ba886f98b83d47eba00f8
2021-02-27 15:12:24 +00:00
15de3ce9ab
Fix a segfault that could occur when optimizing a NOT NULL constraint against an IPK column of a sub-query.
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FossilOrigin-Name: e4d1970ef17b2330f78c750d71d625c2997f79ed1445d0351ec32b482485a954
2021-02-26 21:39:34 +00:00
8ddf686267
Attempt to optimize "x IS NULL" and "x IS NOT NULL" expressions when x is a column with a NOT NULL constraint.
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FossilOrigin-Name: 5ecd842555009ce27ee6390325ac5c2504143474b12b730933f0833b3dad788a
2021-02-26 20:14:32 +00:00
4b17455ab2
Minor simplification in resolve.c.
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FossilOrigin-Name: 310dac342e7b1f9b5a5df6a9d598e85d5fef59bba9307d9230baf77c8f2351a2
2021-02-26 15:20:17 +00:00
a4656e390a
Fix a problem with UPDATE and DELETE statements that use both INDEXED BY and LIMIT clauses in SQLITE_ENABLE_UPDATE_DELETE_LIMIT builds.
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FossilOrigin-Name: cc2b4b38668bd32ebd8cf2e0d244eef2a6c7e0a1ee0a34c9c43eaf25c9cc09ae
2021-02-25 18:23:39 +00:00
3dc864b575
Fix handling of INSERT on views with implicitly named hidden columns in SQLITE_ENABLE_HIDDEN_COLUMNS builds.
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FossilOrigin-Name: 15795a96a8b3f4ea368b3eb29a4ff8d1b4b33ebb2bff2a5ccb045b8f01f9f99b
2021-02-25 16:55:47 +00:00
e9cfe87843
When a sub-transaction is released, if no pages required by containing sub-transactions were journaled, truncate the statement journal. This prevents out of control statement journal growth in some cases.
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FossilOrigin-Name: 23ca23894af352ea351c9efcdd7d86b82455f4c81b6001052a6d13aa2d705e84
2021-02-23 16:40:47 +00:00
903fdd4834
Allow WHERE terms to be pushed down into sub-queries that contain window functions, provided that the WHERE term is made up of entirely of constants and copies of expressions found in the PARTITION BY clauses of all window functions in the sub-query.
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FossilOrigin-Name: dac51f303bba1a0aac7768c688b0c134deb7641062cce2071d546f2d8f241dec
2021-02-22 20:56:13 +00:00
f43fef29bb
When a sub-transaction is released, if no pages required by containing sub-transactions were journaled, truncate the statement journal. This might prevent out-of-control statement journal growth in some cases.
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FossilOrigin-Name: e36327fb22db08763a82fb517407ff5ab0dbc053953098033e7e50796a777810
2021-02-22 15:44:45 +00:00
606411bf91
Add an ALWAYS() on a branch that is now unreachable.
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FossilOrigin-Name: ace54c5bd50176db7c60b7e3cf9293a86d9ecf2fea897467044020b9684c0af3
2021-02-22 14:25:40 +00:00
17267fe393
Fix inverted logic regarding the materialization hint on the push-down
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optimization.
FossilOrigin-Name: b66a49570852cf118a372a6ac44be3070cf9b4254696f16315b7c79a614e6c35
2021-02-22 11:07:25 +00:00
745912efac
Add the AS MATERIALIZED and AS NOT MATERIALIZED syntax that works like it
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does in PostgreSQL.
FossilOrigin-Name: a6bb272ec0c758ab069bfc07443624e0ea7910b1f23224ee078d050fa3ccf068
2021-02-22 03:04:25 +00:00
a79e2a2d28
Materialize any CTE that is used more than once.
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FossilOrigin-Name: ba59159fbe6b83fb6d79fbfee22d983768b0ebbaac7e99d2ac66c810e5e04100
2021-02-21 23:44:14 +00:00
7601294ad3
Rename the "struct SrcList_item" object to the more succinct "SrcItem".
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This is a symbolic change only. The logic is unmodified.
FossilOrigin-Name: bfd5bf2c73110fcb36db9ba2a949ff516131fbd3e89325f88fe9f5c2b4ed87b2
2021-02-21 21:04:54 +00:00
5abe1d3d53
Simplified resolution of CTE names. Slightly faster and about 100 bytes
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of code smaller.
FossilOrigin-Name: 0d2c992f3622a6272ca4a3caff6b21f619fe976b8df8b34eff066086f8df2202
2021-02-21 01:19:42 +00:00
1862271f7c
Performance improvement in resolving the INDEXED BY index name for the common
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case where there is no INDEXED BY clause.
FossilOrigin-Name: 554b286ac208168bde91c6c6034cc7087410def76fce650b519661b2ee2c61b7
2021-02-20 21:20:54 +00:00
f824b41e64
Break out the Cte object from the With object. This will make it simpler
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to add new kinds of Cte objects (ex: DML statements) and/or MATERIALIZED
keywords in the future. It brings trunk into closer alignment with the
experimental as-materialize branch.
FossilOrigin-Name: f03efe905d7b40fb25f9f78b874bb56c6d6ccacb60f86b3b199d430d5eade8d2
2021-02-20 14:57:16 +00:00
271d7c2677
Simplification to where.c manually cherrypicked from the as-materialize
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branch.
FossilOrigin-Name: 03805a6117c813a33f9bca68bf4d9912997d6abd88ac9b3cb844c5d93ec68049
2021-02-20 13:36:14 +00:00
578277c257
Fix another problem handling corrupt database files in the ALTER TABLE DROP COLUMN code.
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FossilOrigin-Name: 9edf2ddc4799c8830c4b7b91d7aacee50029a4b9db329fd4c5674fbedea33034
2021-02-19 18:39:32 +00:00
f4a72788a4
Fix a crash that could occur in ALTER TABLE DROP COLUMN if the sqlite_schema table was corrupt.
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FossilOrigin-Name: 126ee1ec4f3565c0cccca98885fa3665a641ea3df251511de16eed2a1c396124
2021-02-19 14:13:40 +00:00
60fe2352f5
Omit an branch made unreachable by the improved error message from dropping
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the last column of a table.
FossilOrigin-Name: c5719fc5aa04c50bb01533f1cedb73dc80c4bf5315ff6a7206c8a10504afca8b
2021-02-19 09:46:52 +00:00
329cb9eb88
The COLUMN keyword in ALTER TABLE DROP COLUMN is optional.
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FossilOrigin-Name: a22f87fb6c43dd6217691c8dd1cdcd7880068024fb779ca8a5def068d72c3e6b
2021-02-19 09:36:50 +00:00
239c84fc62
Give a better error message on DROP COLUMN when attempting to drop
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the last column of a table.
FossilOrigin-Name: 5e1f362bc3e53c60f9e6f771346d10c6e6a6cb3ff1eec5608101f9c5d6d2a5a4
2021-02-19 09:09:07 +00:00
drh