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5415ab49b4
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14932 Commits

Author SHA1 Message Date
drh
5415ab49b4 Fix an uninitialized variable in the newly enhanced ".output" command of 
the CLI.

FossilOrigin-Name: 65c6c26bb48d5347ce53bb3607de3a03a5a03946b232d35e46a20533f86750f8
 2020-04-23 20:45:46 +00:00
drh
4d34766f4e Clarify the comment on the sqlite3BtreeGetRequestedReserve() routine. 
No changes to code.

FossilOrigin-Name: 52a6acca6d5d376308d354c02f4d676d9375c34c3841d7b1941196ee8b4e2511
 2020-04-22 00:50:21 +00:00
drh
9a1bb3f616 Add the sqlite3_database_file_object() interface to sqlite3ext.h. 
FossilOrigin-Name: 3cabe06b6e9433cbfb4bf7bd72a425f43b54f57d84a205adbaa6a1147bbe46bf
 2020-04-21 19:27:08 +00:00
drh
480620c713 Experimental API: sqlite3_database_file_object(). 
FossilOrigin-Name: ae697b152d22737169892411a0c4d908895ff5fb249cce9bdb1ba0bbe32806f0
 2020-04-21 01:06:35 +00:00
drh
3b9f154bb7 Do not use O_NOFOLLOW when opening a directory just to call fsync() on 
that directory.

FossilOrigin-Name: 2fc80ef16ce5878311ab88a0c64631813572ffbb71f75363b4619c9667e0926b
 2020-04-20 17:35:32 +00:00
drh
541ef2c36c Enhance the ".filectrl" command in the CLI to support the --schema option. 
FossilOrigin-Name: 698d40db58b76f4094687d46b5c6292702a62168054f9e6a70ee86650a6635f7
 2020-04-20 16:21:30 +00:00
drh
45248de39a The SQLITE_TESTCTRL_RESERVE operator is removed. In its place is the 
more generate SQLITE_FCNTL_RESERVE_BYTES which is an API and which can
operator on more than just the main schema.

FossilOrigin-Name: abc1aad74f7b6a1e72fb09936239f2224aa942d16296c6a3de0b8daef4bc8471
 2020-04-20 15:18:43 +00:00
drh
871f45441c Remove an obsolete comment. No changes to code. 
FossilOrigin-Name: 4135cb024456288d9c85aef5fb572dbb591527dd33d9a60ca5946b712c269941
 2020-04-20 14:05:54 +00:00
drh
7a43100afb Add the --bom option to the ".excel", ".once", and ".output" commands 
of the CLI.  Also fix the "--all" option on ".help" so that it works with
two dashes in addition to just one.

FossilOrigin-Name: d5b0def96ba6d90f47bc96fab1ccf9c501d84885d086744035b16fd96f3e248c
 2020-04-18 14:12:00 +00:00
drh
1d9ea27f7e Fix the ".excel" command and the ".open -x" and ".open -e" command so that 
they work better when running from an in-memory database and on Windows
and when running from a script.

FossilOrigin-Name: 07752164c2bf00b6885808533bbdb2cefbf1bf281a887b0b4f6316649a6cb810
 2020-04-17 23:46:54 +00:00
drh
c39b121a95 Clarification of the byte-order determination for UTF16 inputs to routines 
like sqlite3_bind_text16() and sqlite3_result_text16() and others that
accept UTF16 input strings.

FossilOrigin-Name: a42fdcf54bcbd72a301dad4a040346dc48e67cacab43479ec618f5c32108c55f
 2020-04-15 17:39:39 +00:00
drh
f05dd03a6e Build the UINT collating sequence extension into the CLI. 
FossilOrigin-Name: 2b8c6b035a276029850de02651712a5fd69f4dfee45083d24b9d1f998004829b
 2020-04-14 15:53:58 +00:00
mistachkin
43e862723e When compiling the shell for WinRT, avoid using Win32 APIs that are unavailable. 
FossilOrigin-Name: 85d3dc8c50d8dbb8eac1956e8976e861d3b671e03355ca9257060fa3dca51cc4
 2020-04-09 15:31:22 +00:00
drh
2d99f95721 The ALTER TABLE fix of check-in [7e5ad8e0ab7ee91a] is no longer needed due 
to the changes at check-in [4cf8721f5ceb1fda].  But, we keep the defense
in place as an assert() for extra safety.

FossilOrigin-Name: 230556e859536bbadf0daf8133a9a01ef4f03148b3296723e37bad66e3fc3d82
 2020-04-07 01:18:23 +00:00
drh
b3120fdf5b Remove dead code that was added during initial development of RENAME COLUMN 
but never actually served a purpose.

FossilOrigin-Name: c95c4cda4640f05d61b13b4e60494dec07d4483734fc41ffcce73fb5163cbb0d
 2020-04-07 00:54:09 +00:00
drh
4047bdfd2c Performance improvement in sqlite3ResolveExprNameList(). 
FossilOrigin-Name: 7e170e67f24c7cdef7e7ceac4e0b81a75382618e4abe9e604f3d7f6db9dc6396
 2020-04-06 20:35:52 +00:00
drh
d44390c8c5 Performance improvement for column name lookup. 
FossilOrigin-Name: 1e4b6a93987cdfbf829e2ff35ef417c290625f2894ad11949e301af518f1fb44
 2020-04-06 18:16:31 +00:00
dan
85f2c76cf9 When running ALTER TABLE, avoid adding some internally generated tokens to the token map to improve performance on schemas with nested views. 
FossilOrigin-Name: 4cf8721f5ceb1fdaefdc355b3211f75c53c4cdf9d2582ca70fc96777a9b057c2
 2020-04-06 16:37:05 +00:00
drh
47f8ef32a0 Remove a NEVER() that could be true in sqlite3MatchEName(). 
FossilOrigin-Name: 921448f0e24a3753374b32be9d7bf36a9ca5d8522eff9f0b51dc243f08652419
 2020-04-04 11:58:22 +00:00
drh
2e52a9c611 In the push-down optimization, do not substitute columns that have previously 
been identified as being constant by the propagate-constants optimization.
Fix for ticket [51166be0159fd2ce]

FossilOrigin-Name: 70c44811d12f540d4ec1c29dedbe999cf79b82e326a8712ae2fa0725d6bd8a65
 2020-04-04 00:15:54 +00:00
dan
c59b4acf5d Avoid factoring out constant expressions on the LHS of an IN(...) operator, as the IN(...) operation may affect the affinity of these values. 
FossilOrigin-Name: 98d56b4a34fddcbaecd953a045ae0270b4d78c1edf34cc73522fb4e12743af80
 2020-04-03 19:37:14 +00:00
drh
c415d91007 In the event of a semantic error in an aggregate query, early-out the 
resetAccumulator() function to prevent problems due to incomplete or
incorrect initialization of the AggInfo object.
Fix for ticket [af4556bb5c285c08].

FossilOrigin-Name: 4a302b42c7bf5e11ddb5522ca999f74aba397d3a7eb91b1844bb02852f772441
 2020-04-03 13:19:03 +00:00
dan
4db7ab53f9 Do not suppress errors when resolving references in an ORDER BY clause belonging to a compound SELECT within a view or trigger within ALTER TABLE. Fix for ticket [a10a14e9b4ba2]. 
FossilOrigin-Name: 684293882c302600e112cf52553c19d84fdb31663d96e5dd7f8ac17dda00a026
 2020-04-03 11:52:59 +00:00
dan
fb99e388ec Fix a case when a pointer might be used after being freed in the ALTER TABLE code. Fix for [4722bdab08cb1]. 
FossilOrigin-Name: d09f8c3621d5f7f8c6d99d7d82bcaa8421855b3f470bea2b26c858106382b906
 2020-04-03 11:20:40 +00:00
drh
91654b2016 Fix an obsolete comment in the parameter binding logic of the CLI. 
No changes to code.

FossilOrigin-Name: c9c735e201d7900d8c2b766463a6c90f547d9844352719dc650734e25e635fad
 2020-04-02 13:21:10 +00:00
dan
892edb69c4 Use __atomic_load_n() and __atomic_store_n() for a few more things where they are available. 
FossilOrigin-Name: a49f8ec552bede7da731e0571ccf49de1a30e7be3a5673150436c8b411ba6ffc
 2020-03-30 13:35:05 +00:00
dan
3e42b99175 Fix "GCC_VESRION" typo in wal.c. 
FossilOrigin-Name: fbd9378727141848ba2f5a8eee3076ecbd315e4a87b264c6d890103d56b2e4bc
 2020-03-30 11:17:37 +00:00
drh
218da8c6f1 Enhancements to the SQLITE_ENABLE_SETLK_TIMEOUT compile-time option to avoid 
rare deadlocks on recovery.

FossilOrigin-Name: 06885e9aa4e430d10f4b32105bcf405c65fd6f7b4cd451baf56fb4f12f408963
 2020-03-28 19:02:39 +00:00
drh
b1243a6d9c MSVC does not allow constant expressions as initializers for 
constants with /fp:strict.

FossilOrigin-Name: 076658e5d21d9284448f41312b83a6c3d25394c2bfa088ef6cdfe1dc60277856
 2020-03-28 12:01:25 +00:00
dan
97ccc1bd11 Modifications to the way blocking locks are used in SQLITE_ENABLE_SETLK_TIMEOUT builds so that multiple processes or threads may not deadlock when operating on a single database. 
FossilOrigin-Name: c516027d5fd876b7d0bf566435667d554db29ded30ad6fc1165caa4a93d015a0
 2020-03-27 17:23:17 +00:00
drh
95b395901a Reinstate the optimization that converts "x IN (y)" into "x==y". 
FossilOrigin-Name: 27936e6884e77093533719c7955a17f051cfb359872e51a6d1481152e6256443
 2020-03-26 00:29:50 +00:00
drh
cdbb28154e For the LIKE pattern in the .dump command of the CLI, accept backslash as 
an escape character.

FossilOrigin-Name: 029ceea612f5c7a1420939d8a772eefcc6f9550d24d57b52ae1729ea9d85fae9
 2020-03-25 20:31:45 +00:00
drh
8e9297fb79 Enhance the ".dump" command in the CLI so that it accepts multiple LIKE 
pattern arguments and shows the union of all matching tables.

FossilOrigin-Name: 45fba3d7055f90f67005ca740687f060a2311db40c8f6a161bfea0424e6ebf6d
 2020-03-25 12:50:13 +00:00
drh
74a07986ce Fix to the recomputation of the colUsed field added by check-in 
[a9bb71ba708ba722].  This fixes ticket [5829597ac43811e3].

FossilOrigin-Name: 5d14a1c4f2fc17de98ad685ad1422cdfda89dfccb00afcaf32ee416b6f84f525
 2020-03-21 23:10:38 +00:00
drh
f7f6dbf501 Enhance the treeview system to show the SrcList_item.colUsed field for 
FROM clause elements.

FossilOrigin-Name: 8a5c539b77aa174c048a504d211c56902075f9b42b654e1f8cc5767739e5fcc9
 2020-03-21 22:03:32 +00:00
dan
7d76fad8eb Simplify some of the code modified by the previous commit. 
FossilOrigin-Name: 04abadb545d1b34bdd74d62becb3bfd83aceee373fd6b4b708d5ad53f41d9464
 2020-03-21 20:58:05 +00:00
dan
31f170f396 Ensure that "main" can always be used to refer to the main database, even if it has been renamed using SQLITE_DBCONFIG_MAINDBNAME. 
FossilOrigin-Name: 682b426f5658254e63dff02c960b557fb33cb3e944fdd14faa0aa9988af7269a
 2020-03-21 15:41:55 +00:00
dan
465c2b8964 Consolidate some code on this branch. 
FossilOrigin-Name: a85c63daa640e02fdfd891a05a1a09e848c9621a5dd6e112338451008623ecbb
 2020-03-21 15:10:40 +00:00
drh
2c3629e1c9 Change a bitfield in sqlite3_stmt into an unsigned character, for slightly 
smaller code and better performance.

FossilOrigin-Name: 0d4d3c642494ad494b4ec937215eaf833158e62e5ae59ed981d6b546220c13b8
 2020-03-21 15:07:27 +00:00
drh
62b6e1d042 Performance optimization in sqlite3VdbeMakeReady(). 
FossilOrigin-Name: aa92f9b95f95d40cc58910da87168a5bd440f71deb072dc651bb15936315786c
 2020-03-21 14:22:27 +00:00
drh
2aee514b4c Recompute the set of columns used for each table when the table is 
involved in query flattening.

FossilOrigin-Name: a9bb71ba708ba72255ba8d18c9856e38ddf53eae2d61c8435149354fb2b2459e
 2020-03-21 00:05:53 +00:00
dan
00bd55e1ae Allow "main" to be used to refer to the main database even after SQLITE_DBCONFIG_MAINDBNAME has been used to assign another alias. 
FossilOrigin-Name: 75c85ca32f9ae4a28fd8f8ff2f7639599413d22af706e9799a0e76cc560d14eb
 2020-03-20 20:54:28 +00:00
drh
589c787620 Chagnes the ESCAPE clause on the LIKE operator to overwrite wildcard 
characters, in order ot match the behavior of PosgreSQL.

FossilOrigin-Name: 11e0844f71e8f2d27ce9363fb505e02fd7795c61dae0b3886cf0d8df4484dd97
 2020-03-19 18:13:28 +00:00
drh
f0a2172d1d Fix an integer overflow problem with the dbstat virtual table that comes up 
when trying to analyze a corrupt database.

FossilOrigin-Name: 1d64f4a8af81fe1235fffa54884d8f842a48ff6a33d6172f0cd65bf42fe8b2a1
 2020-03-19 17:27:52 +00:00
drh
91a23dc299 Fix a typo in a comment. No changes to code. 
FossilOrigin-Name: 3a51919ac23ae7312d78905334dc97742b517a7476052a85aa07945d9c77697b
 2020-03-19 15:57:03 +00:00
dan
553948e514 Fix handling of window functions in aggregate queries that have no GROUP BY clause. Also remove a faulty assert causing the error reported in [618156e3]. 
FossilOrigin-Name: 38e3dd389d142e520c71139ec84aa3c7722992af28a5f93a7f16e0ea176b74bb
 2020-03-16 18:52:53 +00:00
drh
14c98a4f40 At the end of the right-hand table loop of a LEFT JOIN that uses an IN 
operator in the ON clause, put the OP_IfNoHope operator after the
OP_IfNotOpen operator, not before, to avoid a (harmless) uninitialized
register reference.  Ticket [82b588d342d515d1]

FossilOrigin-Name: 8b437b47266ec2d80d85eafcfdd6949556d6c28d9d67d5f43d89799f0f5b7bd0
 2020-03-16 03:07:53 +00:00
drh
ba25c7e29f Remove stray comment characters at the end of an #ifdef that were 
accidently left in the previous check-in.

FossilOrigin-Name: ea914bec81c49625072fc9d23faa048300f3a0421e069d303b7203edcdfb3743
 2020-03-12 17:54:39 +00:00
drh
576d0a9fd9 Fix comments and strengthen assert() statements associated with the 
OPFLAG_SEEKEQ and BTREE_SEEK_EQ flags.

FossilOrigin-Name: 231749213854756b599b33413b17b35186f17889b0c73f109fa9db726b415558
 2020-03-12 17:28:27 +00:00
drh
9b258c54e4 Rename sqlite3ExprCodeAtInit() to sqlite3ExprCodeRunJustOnce(). 
Other changes to make the new code cleaner.  Test cases added.

FossilOrigin-Name: d7f18489978fdbbe3ab317485518cac91a75416ccef55898301afdd76d3b415b
 2020-03-11 19:41:49 +00:00