mistachkin
d97a4c008d
Fix compilation issues with MSVC related to C99.
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FossilOrigin-Name: c0de6c1fb2c486be1da01e5e4ca8c5634ba37822e418d57f272e018c3e3fc0a2
2020-12-09 23:35:51 +00:00
dan
cd1b2d0b54
Transfer large index or WITHOUT ROWID records between b-trees when vacuuming without loading them into memory.
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FossilOrigin-Name: dfd4ca6891a893d0e9551689954d3e79114d5565f8a5264f96ad1d64fe1d6280
2020-12-09 20:33:51 +00:00
drh
e84ad92f17
For upsert, the constraint check code generator uses a copy of the index list
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for the target table, which can potentially be reordered.
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2020-12-09 20:30:47 +00:00
dan
ebbf36878c
Avoid loading large intkey rows when VACUUMing, even if the page-size is changing.
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FossilOrigin-Name: 0d2c3776065dc94119899ae4164995193b82fca7ac31868f3141b729d0b65ab9
2020-12-09 16:32:11 +00:00
drh
5602777e8f
Improved comments in sqliteInt.h. No changes to code.
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FossilOrigin-Name: 8ccb8d1d55fa5aaf625c30f0e7c10aa403d79b5574dbdfa3fd0271a4e546f7e3
2020-12-09 13:11:02 +00:00
drh
20b86324a1
Initialize all terms in the ON CONFLICT clause stack.
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FossilOrigin-Name: 5e683fd1cbde53f37cf8a2b1e981191e2b29e3376db554691767f33c37c7547e
2020-12-09 01:34:48 +00:00
dan
036e0675e6
Experimental changes to vacuum to avoid loading large records entirely into memory. Currently only works in limited cases only - for rowid tables when the page-size does not change.
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FossilOrigin-Name: c90e063ca9ddcdd1e9f1a2e25a3f7d6e7ee798373ad8acf65b90536b0a124c0d
2020-12-08 20:19:07 +00:00
drh
2549e4cc2f
Enhance UPSERT parsing to allow multiple ON CONFLICT clauses. Only the
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very last clause may omit the conflict target, but the conflict target may
now be omitted for the DO UPDATE resolution.
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2020-12-08 14:29:03 +00:00
drh
0dffe465f7
Fix a bad assert() in math1Func().
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FossilOrigin-Name: 4b286129138d44e6f8e9b3450289941e01d20fdfb9d0b5d846031425e8ca6b49
2020-12-07 23:14:25 +00:00
drh
63f8f98a63
Many more math functions. Semantics follows PG wherever possible.
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FossilOrigin-Name: 6b93627b5d9819abf179a3e4a82e7afe17cbcafdabbd5f058de9ed114c9d477f
2020-12-07 21:13:06 +00:00
drh
f6e904bd92
Begin adding new SQL functions that depend on -lm: ceil(), ceiling(),
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floor(), ln(), log(), and log10() so far. More to follow.
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2020-12-07 17:15:32 +00:00
drh
0a2fb7960c
Fix a bug in the ".eqp" command of the shell that was introduced by the
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recent sqlite3SelectTrace/SQLITE_TESTCTRL_TRACEFLAGS changes.
FossilOrigin-Name: fd02dffceb0e21cd85c99d5481ab8567110d01c30ea701178547f32299944302
2020-12-04 16:58:20 +00:00
drh
7b0ab21016
Fix an incorrect datatype no the sqlite3WhereTrace variable in test1.c.
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FossilOrigin-Name: 4e6dab30f6d6795ecec9d8c4489fa4d210a3002715ad89812d65a1a846c164b9
2020-12-04 16:25:59 +00:00
drh
0a3e80b051
Eliminate the sqlite3_unsupported_selecttrace global variable by creating
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a new test-control to control SELECT tracing. Note that SELECT tracing is
only available on debug builds.
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2020-12-04 16:09:27 +00:00
drh
fda8e49207
Further changes to the trace variables to try to eliminate (harmless) compiler
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warnings in all configurations.
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2020-12-04 16:04:45 +00:00
drh
c0622a4d03
Alternative implementation of ".selecttrace" and ".wheretrace" that uses
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a test-control rather than global variables.
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2020-12-04 01:17:57 +00:00
drh
1de03abb03
Do not simulate OOM faults on the SQLITE_FCNTL_CKPT_START and
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SQLITE_FCNTL_CKPT_DONE file-controls, as those are write-only and
the return value is always ignored.
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2020-12-03 19:25:06 +00:00
drh
f30bbcec90
Fix the ".open" command in the CLI so that it accepts command-line options
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both before and after the filename.
FossilOrigin-Name: d330bf0c02e67f70f49496e4b1e484bb4e876622becc6a062b2aefbd585d0117
2020-12-02 18:27:48 +00:00
drh
c52a1e9f35
Slightly faster tokenization of non-keyword identifiers.
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FossilOrigin-Name: 55fa22bd403cc8f0973efea898a7cfa3a32b57c7e2a7a4c30c3f2c72d5396f07
2020-12-02 00:20:00 +00:00
drh
56a5747e63
Do not reuse the obsolete SQLITE_TESTCTRL_PRNG_RESET value for
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SQLITE_TESTCTRL_SEEK_COUNT. Give SEEK_COUNT its own unique value.
This avoids incompatibility with legacy test code.
FossilOrigin-Name: fdba0b129091d607dc0c1aa52f8631a208dbff22476a298bd5428e672593ed18
2020-11-30 14:20:17 +00:00
drh
d1032f952c
Improve the speed of the tokenizer by recognizing that tokens starting
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with letters "_", "Y", or "Z" can never be SQL keywords and must be ordinary
identifiers.
FossilOrigin-Name: 16e281ed6219cc229dec7e3f1b40da2304dc270a74fd6ef78d04a088e30e7026
2020-11-27 20:56:16 +00:00
drh
d36f588f31
Fix harmless compiler warnings about unused function parameters.
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FossilOrigin-Name: 25d067c270966d9506db8bedf280883e32b69050b14bdbbeda4bb2d9a362619c
2020-11-25 16:28:04 +00:00
drh
b7c46aa8c9
Change the -init option to the command-line shell to honor the -bail option.
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Also change it to report an error if the filename mentioned cannot be
opened.
FossilOrigin-Name: a29f54bd2c032374d7235bb1f9d4c04c094611bbc7d274b7b92722b5b802050c
2020-11-25 13:59:47 +00:00
drh
f862b55a56
Fix a typo in the sqlite3_txn_state() documentation.
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FossilOrigin-Name: 5b4325295b2f17b7a4eaa2d3a30d06a24801992b3aa17c7d57e015f9f395fb95
2020-11-24 23:40:48 +00:00
drh
4989a530a1
Add the new sqlite3_txn_state() interface to the set of routines accessible
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by run-time loadables extensions.
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2020-11-24 21:19:23 +00:00
drh
a7fc1686e4
Fix a harmless typo in a comment.
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FossilOrigin-Name: b2a201f1b5dc2fc94b360df4807c108fac47db2399edd8763efbdd66b71ffe5f
2020-11-24 19:55:49 +00:00
dan
f5c3a75b63
Fix a bug in OOM handling code introduced by [6a28713d].
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FossilOrigin-Name: 8a786ce99491401dd7660e54f1a1ba3b2300cecbe180b1a31e549ff5f5b77bdc
2020-11-24 17:55:34 +00:00
dan
2e3cb1382f
Ensure that super-journal and other journal filenames passed by SQLite to an sqlite3_vfs.xOpen() implementation may be safely passed to sqlite3_uri_parameter() and similar functions.
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FossilOrigin-Name: 6a28713d59cde0882c3508160347c2ea18c7c4e9bfd1b053103af2d5e12a144c
2020-11-24 16:44:09 +00:00
drh
de9873bb0a
Syntactic changes to work around a bug in gcov 9.3.0. No changes to the
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generated code for release builds.
FossilOrigin-Name: 4f1573b146193e5d552981a9d1d11e50da4da4a843f790e4af1cf0cc19a0b020
2020-11-23 21:05:29 +00:00
drh
d46beb06aa
In os_unix.c, put ALWAYS() on unreachable branches associated with pathname
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normalization.
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2020-11-23 17:36:06 +00:00
drh
1335ec7df7
Allow "substring()" as an alias for "substr()" for compatibility with other
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SQL engines.
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2020-11-23 14:50:43 +00:00
drh
6fc74a4454
The xFullPathname method of the unix VFS now normalizes the filenames by
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omitting surplus "/", "/./" and "/../" strings.
FossilOrigin-Name: c38dec6f52c01614c1bee8356daf0fcd9f708d029116e9bff51e06719a730dde
2020-11-19 21:12:08 +00:00
drh
5dc18e33ae
Use an ephemeral table rather than a RowSet to remember rowids in the
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two-pass UPDATE algorithm, as this uses much less memory for large UPDATEs.
FossilOrigin-Name: 842c432772e6cd8464cdb7bfdb38789adeea9aa9e0486d4034cc9841f085f517
2020-11-19 19:43:46 +00:00
drh
02e4b7d7df
If a read() or pread() indicates that the database file is unreadable due to
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filesystem damage, then it returns SQLITE_IOERR_CORRUPTFS which is then
converted into SQLITE_CORRUPT before being returned to the application.
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2020-11-18 23:44:41 +00:00
drh
f56a4bfcd1
Improvements to the mechanism that attempts to report SQLITE_CORRUPT if
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pread() says that the underlying filesystem is corrupt.
FossilOrigin-Name: b887c7504e7edeba758f3c1203c6cc56eef499fe05e7e6c6d82939bf7d78c57f
2020-11-18 21:50:05 +00:00
dan
c30b78f6f3
Add test infrastructure for cksumvfs. And update cksumvfs so that it works in concert with version 2 VFSs. No changes to core SQLite.
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FossilOrigin-Name: 43d4801df5dc4625f6829ed8246758493842b2416ba609ee0423ef63155cece2
2020-11-18 18:36:43 +00:00
dan
5011bb8dd2
Update test code to fix a problem with SQLITE_OMIT_VIRTUAL_TABLE builds.
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FossilOrigin-Name: 29c779a07bf6ede1ec2cdb4695d801a5c113ab4b12d6cd22bcee8d2adb06891e
2020-11-18 14:12:20 +00:00
drh
5a07d10fd1
On unix, for certain error codes of read()/pread() return
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SQLITE_IOERR_CORRUPTFS instead of SQLITE_IOERR_READ. And then convert this
error into SQLITE_CORRUPT prior to returning back to the application.
FossilOrigin-Name: 9538ea8447e7b07c05197d6ff2208d3e97b45798736c85b63e8f0c7a3a98c1f3
2020-11-18 12:48:48 +00:00
drh
32881bebbe
Claw back most of the performance lost in the previous commit.
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FossilOrigin-Name: df8ce2675b070fcdc338918e7652a26ffc90439fe399ceac206fadf8a93a681f
2020-11-17 21:26:13 +00:00
dan
aff1a57f4d
Fix trivial memory leaks in the shell and sqldiff programs.
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FossilOrigin-Name: 272793e5edc47e431be77d589718a001f2696869e3e15f1371a1890645a995a7
2020-11-17 21:09:56 +00:00
drh
ea847f1b94
Add a single-argument form to the CARRAY table-valued function, with
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content bound using the sqlite3_carray_bind() interface that is included
with the extension.
FossilOrigin-Name: 7b229cb1202be203a87b8f47d284313f357deb1e6dfeb94bba7b46744c33512e
2020-11-17 14:41:37 +00:00
drh
7f42dcd901
Enhance the unix VFS so that it removes extra "/", "/./" and "/../" from
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the database filename.
FossilOrigin-Name: 7ba89d3e5c68d970ed26c2ec6e6e34bae535c2cc0b22a022d20ac9ff4527b8ab
2020-11-16 18:45:21 +00:00
drh
ea2487200f
Modify UPDATE so that two-pass updates on a rowid table use an ephemeral
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table to store rowids rather than a RowSet. This uses less memory, though
it is slower.
FossilOrigin-Name: 4673096dd8c5ed7aed098ff518a6d01d35c40fad991b89fddd91c19a727a4308
2020-11-14 20:03:34 +00:00
drh
b035b87ef8
Improved diagnostics output with ".wheretrace 0x800". No changes to
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non-debug builds.
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2020-11-12 18:16:01 +00:00
drh
75e6bbbeca
Fix a typo in a comment. No changes to code.
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FossilOrigin-Name: 572f1ed59d29e74f810c74ef9e72ebc94c2d3e04befc03a1f88034f04a9c60a8
2020-11-11 19:11:44 +00:00
drh
235667a858
Use NEVER and ALWAYS macros to confirm that the return value from
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sqlite3ExprSkipCollateAndLikely() is never NULL in some of its use cases.
FossilOrigin-Name: 76d2eb86e109fc3cbdba2e8175c22ed7660b59bb9315f6c55c565587f33ad43b
2020-11-08 20:44:30 +00:00
drh
78043e891a
Add ALWAYS() to conditionals associated with SHM locking that are always true.
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FossilOrigin-Name: b599e89076d60afede7d2b3503b9338ca863d0c2d25799afe4080a6186386ea9
2020-11-06 16:48:55 +00:00
drh
4e451aad54
Suppress errors associated with TEMP triggers that reference objects in
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non-TEMP databases. This is a continuation of the fix for ticket #3810
shown in check-in [ba1afc040171810d]
from [/timeline?c=trunk:200908061743|2009-08-06], based on a bug report in
[forum:/forumpost/157dc791df|forum post 157dc791df]
FossilOrigin-Name: 991ca9b26bacd8f6b64498057fe28f2068466a220f372fd365b6685f583f0e92
2020-11-05 19:13:44 +00:00
drh
6d5ab2a1d6
Fix an another OSS-Fuzz discovered assertion fault due to ALTER TABLE and
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strange triggers.
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2020-11-02 00:40:05 +00:00
drh
2fa7818571
Add the -tabs command-line option to the CLI.
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2020-10-31 18:58:37 +00:00