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Code Activity
23,340 Commits 1,611 Branches 185 Tags
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16048 Commits

Author SHA1 Message Date
larrybr
7bdbe59829 Make shell's .help output for .dump more accurate as to what can be dumped. 
FossilOrigin-Name: f91d8c09a02f7a7ab354c49cd193d422074daa5eb908f17d1907a8c2b38f96a5
 2021-03-15 12:56:00 +00:00
drh
44d441313a An alternative approach for fixing ticket [1c24a659e6d7f3a1]. 
FossilOrigin-Name: a2adae907a28e169e64cfe69d97d7b68cb94e6ba07d2dfa995e3fbc6672fafdd
 2021-03-14 19:55:40 +00:00
dan
b19a581241 Fix a memory leak in the new code on this branch. 
FossilOrigin-Name: 0817cf2ec08fdefd3c1d41790df7b5d6d490767757b44bb0229694023c8e40fc
 2021-03-13 18:23:30 +00:00
dan
9bfafa8917 Fix typos in comments and add test cases. 
FossilOrigin-Name: 01312a3dbd92823af535dc618c68d95a2aa1cbee2501b0a9826eae3f09bec760
 2021-03-13 17:21:24 +00:00
dan
7607580791 Fix a crash in new code on this branch. 
FossilOrigin-Name: c05ed2a8a9c4975c69bdfa733598ed90c1509d52b3c39dedbd829ab148777e1d
 2021-03-12 21:09:20 +00:00
dan
051170c453 Merge latest trunk changes into this branch. 
FossilOrigin-Name: 198bc510d64b5794559584ad5c9de41dc966dce4eb78be15b12adba43dfcb639
 2021-03-12 18:33:55 +00:00
dan
5383db714e Attempt to use an index for DISTINCT aggregate queries that have GROUP BY clauses. 
FossilOrigin-Name: 3bca003cd2b2cb38d4a4e2e5f673ee0ac05bfe31247ec09e7bd379b77a31b44c
 2021-03-12 18:24:31 +00:00
drh
9d59e3b1bf Fix the ".read" command in the CLI so that SQLITE_OMIT_POPEN disables 
reading from a pipeline.

FossilOrigin-Name: cea34f3cc35ad6dc67691799a219a30739f2296945d624d232bf76150c598ec0
 2021-03-12 01:49:08 +00:00
drh
662a1426cb Improved testcase() related the SQLITE_MAX_ATTACHED vs. SQLITE_MAX_DB problem. 
FossilOrigin-Name: 27d3c00efef66ad48ed94228474dbea3ad81ea5c19425028c42cf4220920a645
 2021-03-10 18:21:18 +00:00
drh
099b385d17 Do not confuse the constant SQLITE_MAX_ATTACHED with the maximum number of 
schemas.  Add the new SQLITE_MAX_DB constant for the maximum number of
schemas.  [forum:/forumpost/a006d86f72|Forum post a006d86f72].

FossilOrigin-Name: 7b65fb9f7bd616f834633afd64b3448bf9ca2b6e4cc6d6c01e75d1d877c88a79
 2021-03-10 16:35:37 +00:00
dan
4049ede97d Update a comment in btree.h. 
FossilOrigin-Name: 9645fe1a050e8b61aea1fba2f142819c387ecb043741392c5719bf7ad303bf8b
 2021-03-09 21:20:12 +00:00
drh
0db20c490a Fix a bad comment (copy-paste error) in the byte code engine. No code changes. 
FossilOrigin-Name: 1c01745734c7b62a8c792f743aae08dfbb9e047dc92fef8da067fec152b20fd5
 2021-03-09 20:58:21 +00:00
drh
45e4cb8e77 Improved comments on the NOT NULL strength reduction optimization. 
FossilOrigin-Name: a85d72293914b48edbb39171fd591d37ffb09570d8103140a052203ec71d49ee
 2021-03-09 19:52:15 +00:00
drh
6d0053cfa7 Extra comments and testcase() macros associated with the new 
sqlite3ParserAddCleanup() mechanism.  No changes to release builds.

FossilOrigin-Name: c3c8691121e6cb7bfc326212cc81a7472c0e6f22e655ab024bd4bd885e1cd878
 2021-03-09 19:32:37 +00:00
dan
96ecb7b004 Add missing comment to new routine in select.c. 
FossilOrigin-Name: ef2f0cf21ba61bdd29e09cf41b012a2d757683f524a252f0af7dfee7df1a1a0f
 2021-03-09 16:47:33 +00:00
dan
4fcb30b7d7 Experimental optimization for distinct aggregates (e.g. "SELECT count(DISTINCT <expr) FROM ..."). 
FossilOrigin-Name: eb919611fd2f255e4ad1fe7db633363793169f6cf99c650eaefa48c022eb5d22
 2021-03-09 16:06:25 +00:00
drh
e58b2b4a80 Fix a bad assert in RENAME COLUMN. 
dbsqlfuzz 3f0a7245b69cd08617d7d7781ebaedb0fe765a93.

FossilOrigin-Name: f13e0d12f137cd6b4e83e92bd36652431d8416e6eed4797313e061f2e390d39b
 2021-03-08 17:17:38 +00:00
larrybr
b2e9640155 Merge from trunk. 
FossilOrigin-Name: 729117cdfa2d6ff24b66656e9ccc380199606b830fc338286e4dd10e8e787597
 2021-03-06 23:49:18 +00:00
larrybr
1b22ad8ae6 Create initial tests for appendvfs, and make it available as a statically loaded extension. 
FossilOrigin-Name: 9f33d45179f5985bd4c4f7582e94f5833a63f853c8cdc19f39cf7e3ee70177d0
 2021-03-06 23:36:47 +00:00
dan
7f8653a257 Ensure the correct collation sequence is used for comparisons when delimiting a RANGE window. 
FossilOrigin-Name: 01eae68e85b31b7a9f08733459765bbd9bf9dad592bf64f10fc2fa32e02a89c2
 2021-03-06 14:46:24 +00:00
drh
747cc9425d Fix a possible NULL pointer dereference when applying a DROP COLUMN to a 
corrupt database schema.  dbsqlfuzz 419aa525df93db6e463772c686ac6da27b46da9e

FossilOrigin-Name: 349ccf58ae4bb770805066102fc8e9e478d4da1f7a6a728223bd74eabf7b7843
 2021-03-06 13:02:12 +00:00
drh
70149ba47e Modify the SQLITE_DBCONFIG_ENABLE_VIEW option so that it always permits 
TEMP views, just as SQLITE_DBCONFIG_ENABLE_TRIGGER always permits TEMP
triggers.

FossilOrigin-Name: 83dab8b358b6832a221a58e74dd5e99b9cdea4eee65124bb6799881e867d989c
 2021-03-05 18:33:01 +00:00
dan
0d08072b68 Fix another problem with RETURNING clauses in UPDATEs against tables with virtual columns. 
FossilOrigin-Name: f0ef5c76ab1a6568b9148b928277bf589d4cb7033c0acf3e6323879b656d8bd1
 2021-03-05 15:29:22 +00:00
dan
a7e16a2f05 Fix an assert() failure that could be triggered by a correlated sub-query in a RETURNING clause. 
FossilOrigin-Name: 551260c8625828262809b1ef7acf5343a3527b7e167ca0cfd13b81e5ece0e66c
 2021-03-05 15:10:33 +00:00
drh
bc7819d176 Fix the processing of implied LIMIT clauses when flattening a compound 
query.

FossilOrigin-Name: 90c6b9fcb0e15e2552fe5be53f8201f145bb535cc37b603d488eadf33438412b
 2021-03-05 14:08:45 +00:00
drh
05edf729f7 Mark the NotUsed parameter to the dropColumnFunc() function as unused, 
to avoid a harmless compiler warning.

FossilOrigin-Name: 23459071091248e94202e609bb8031c3e34722b8ae8ff5a66851dcc528a2d2c2
 2021-03-04 19:44:01 +00:00
drh
91be05a910 Put ALWAYS() on a branch that is now always true because of changes 
in OOM behavior due to check-in [9adf6e2469d18bc3].

FossilOrigin-Name: 8a1bb9c3e92085fb71d75eb36f64eb85053a4730fd314acd401e7ad32c274748
 2021-03-04 18:34:54 +00:00
dan
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. 
FossilOrigin-Name: 99e6a0f020fadda4011e4ca370d2421dbf2f97f6fb004fcbba9bd6c76faf7a73
 2021-03-04 18:31:07 +00:00
drh
5f0922b96c Remove a branch made unreachable by check-in [e893f88750ea64d4]. 
FossilOrigin-Name: 20d7dc120dc964a0236da719e4de22bff5110b95da396e2ac6790e9f6b667899
 2021-03-04 16:32:28 +00:00
dan
e8dd6a4e77 Fix a segfault that could occur following an OOM condition. 
FossilOrigin-Name: 9adf6e2469d18bc3bfc0c804cfcaa692e23ab6b3e13465dcfc51c4b111b05cb4
 2021-03-04 16:10:23 +00:00
drh
aae0f74e64 Earlier detection of a misplaced ORDER BY or LIMIT clause in a compound 
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
dan
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. 
FossilOrigin-Name: 9768e7db624fbfe688d61ac06bffca14a169d439d8f65f5a14529af5660d3d2e
 2021-03-04 14:18:22 +00:00
dan
8718f0b613 Fix a buffer overrun that could occur in fts5 when running a prefix query against a corrupt db. 
FossilOrigin-Name: 4da40620ac8557aba6e1e06e720418b55e9950f406288b03749ef1b117041cd9
 2021-03-03 19:36:40 +00:00
drh
fad1ad0526 Fix a harmless assertion fault resulting from [6e6b3729e0549de0] that was 
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
dan
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. 
FossilOrigin-Name: d2630ffafa077b8cfd75110b6b73da30f780edc920d2788769a4dc747f09d3f6
 2021-03-03 11:00:31 +00:00
drh
bb05976dac Cast a string size variable to 64-bit to avoid any possibility of 
integer overflow.

FossilOrigin-Name: a5940294b2ac8d157d7fa72f65ee70b713f7feb8a0a98d7f47e71acd1b6942b1
 2021-03-02 21:07:41 +00:00
drh
1b1a1dda9e Add ALWAYS() to an always-true conditional. 
FossilOrigin-Name: fa3506db2051ceade8aa535d92c0900b3cfdd8850c6d00adedeb1ebfaf6f885f
 2021-03-02 00:42:46 +00:00
drh
2d7a691fba Add #ifndef macros so that the build works again with 
-DSQLITE_OMIT_AUTHORIZATION and -DSQLITE_OMIT_WINDOWFUNC.

FossilOrigin-Name: 9400bdc60294be6a938025d481e50aad9af246e64f38fafecc6ca4f24112a98c
 2021-03-01 21:43:25 +00:00
dan
1f9f576695 Fix another msan complain triggered by a corrupt database. 
FossilOrigin-Name: d235d406283191fc7b9e1299be602f1e8be6f36cee8b183cf85c8660519a1c3b
 2021-03-01 16:15:41 +00:00
dan
1e06c70eb0 Initialize extra field in PgHdr1 to fix an msan complaint. 
FossilOrigin-Name: 4cb2ea5795b0c0678665fd89bd560209beaab8a756fe00335dbfd07493b0542d
 2021-02-28 08:24:56 +00:00
drh
676c869d52 Remove a NEVER() that might sometimes be tree following an OOM. 
FossilOrigin-Name: ccb8cf5256d01b3ff13e75e1471b1afb0055ec2c344ba886f98b83d47eba00f8
 2021-02-27 15:12:24 +00:00
dan
15de3ce9ab Fix a segfault that could occur when optimizing a NOT NULL constraint against an IPK column of a sub-query. 
FossilOrigin-Name: e4d1970ef17b2330f78c750d71d625c2997f79ed1445d0351ec32b482485a954
 2021-02-26 21:39:34 +00:00
dan
8ddf686267 Attempt to optimize "x IS NULL" and "x IS NOT NULL" expressions when x is a column with a NOT NULL constraint. 
FossilOrigin-Name: 5ecd842555009ce27ee6390325ac5c2504143474b12b730933f0833b3dad788a
 2021-02-26 20:14:32 +00:00
dan
4b17455ab2 Minor simplification in resolve.c. 
FossilOrigin-Name: 310dac342e7b1f9b5a5df6a9d598e85d5fef59bba9307d9230baf77c8f2351a2
 2021-02-26 15:20:17 +00:00
dan
a4656e390a Fix a problem with UPDATE and DELETE statements that use both INDEXED BY and LIMIT clauses in SQLITE_ENABLE_UPDATE_DELETE_LIMIT builds. 
FossilOrigin-Name: cc2b4b38668bd32ebd8cf2e0d244eef2a6c7e0a1ee0a34c9c43eaf25c9cc09ae
 2021-02-25 18:23:39 +00:00
dan
3dc864b575 Fix handling of INSERT on views with implicitly named hidden columns in SQLITE_ENABLE_HIDDEN_COLUMNS builds. 
FossilOrigin-Name: 15795a96a8b3f4ea368b3eb29a4ff8d1b4b33ebb2bff2a5ccb045b8f01f9f99b
 2021-02-25 16:55:47 +00:00
dan
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. 
FossilOrigin-Name: 23ca23894af352ea351c9efcdd7d86b82455f4c81b6001052a6d13aa2d705e84
 2021-02-23 16:40:47 +00:00
dan
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. 
FossilOrigin-Name: dac51f303bba1a0aac7768c688b0c134deb7641062cce2071d546f2d8f241dec
 2021-02-22 20:56:13 +00:00
dan
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. 
FossilOrigin-Name: e36327fb22db08763a82fb517407ff5ab0dbc053953098033e7e50796a777810
 2021-02-22 15:44:45 +00:00
drh
606411bf91 Add an ALWAYS() on a branch that is now unreachable. 
FossilOrigin-Name: ace54c5bd50176db7c60b7e3cf9293a86d9ecf2fea897467044020b9684c0af3
 2021-02-22 14:25:40 +00:00