Commit Graph

18807 Commits

Author SHA1 Message Date
drh
171d16bb21 Get the "DEFAULT true" and "DEFAULT false" phrases working correctly in
CREATE TABLE.

FossilOrigin-Name: 8002f87d96b3f885cd208e7d204907a33ba60c4057ce2338b71e2de41215b0e5
2018-02-26 20:15:54 +00:00
drh
3432821192 Enhance TreeView so that it can display the new IS TRUE expression trees.
FossilOrigin-Name: 7e38305e6f71c3353df3d11d099e255eefbacceafd7ed2ccaba257fe2e7b8c38
2018-02-26 19:03:25 +00:00
drh
8abed7b907 Refactor for correct NULL handling in the IS TRUE, IS FALSE, IS NOT TRUE,
and IS NOT FALSE operators.

FossilOrigin-Name: cf2abd59be9971a55bd3d6c5df374c6aaa23bf81819482b42f01ee2484dcd739
2018-02-26 18:49:05 +00:00
drh
bc8f68a3a0 Merge the fix for determining truth of floating point values from trunk.
FossilOrigin-Name: 003dc140536d0dd4384252ae1b82827b5d8b2b399520f99549b9266a482009fb
2018-02-26 15:31:39 +00:00
drh
1fcfa7240f Always interpret non-zero floating-point values as true even if their
integer part is zero.  Fix for ticket [36fae083b450e3af857a459e20].

FossilOrigin-Name: a983fa857048c748112c2f805f13aadeae43b43b3d27fa55433a3699b51c9a0e
2018-02-26 15:27:31 +00:00
drh
007c843b0f Experimental implementation of IS TRUE and IS FALSE operators. All TRUE and
FALSE to act like constants if the names do not resolve to a column name.

FossilOrigin-Name: 40314bc999af08ab10e654241208842b4bb95b19858d11249444372250ea4160
2018-02-26 03:20:18 +00:00
mistachkin
5facffbc70 Fix harmless compiler warnings in the zipfile extension seen with MSVC.
FossilOrigin-Name: 15c587cf6ffc920dc37f67cacb4f0db6a603fb998a22a639f755387910516414
2018-02-23 13:38:54 +00:00
mistachkin
fda0867873 Enable the JSON1 extension when compiling the test fixture with MSVC.
FossilOrigin-Name: e9e9f27b3d496531905ad7459cf60366ad3798f507266134dd6388cdec50fdc4
2018-02-23 13:38:20 +00:00
drh
4f46b58a2d For the "SQLite archive" link in the README.md file, point to the
CLI .archive command documentation, not the original "sqlar" website.

FossilOrigin-Name: 4290faf5f7223ebe35b8ed5c4f0ba2444c1764501cabc09a79000f9c1d0890c7
2018-02-22 18:30:53 +00:00
drh
d6ec7a6ab3 Updates to the README.md file. Mention the ability to use SQLite-archives for
download.

FossilOrigin-Name: ab9a7ae4eec0aaa5e0b472998f6de7212055d93c163f0b66da60b956bcc45add
2018-02-22 18:28:19 +00:00
drh
c0ec2f7762 Remove an unreachable branch in the walIndexPage() logic.
FossilOrigin-Name: 4e61a9731f5949dcf05c541106b56be16add04a7730613481fc8519d3e4f493b
2018-02-21 01:48:22 +00:00
drh
8d3e15eec4 Small performance improvement in sqltie3WalFindFrame().
FossilOrigin-Name: 52013cad0e6ce2d694f25e2984a76d438cef724f0e07c8bb9d3dce8a3caf4350
2018-02-21 01:05:37 +00:00
drh
4f4e49a98b Remove an unnecessary memset().
FossilOrigin-Name: e7b7f5884a78630c6ba6a217c36247397e62f1928d4b480df929efcfc4a01893
2018-02-21 00:48:02 +00:00
drh
2e178d7321 Make the walIndexPage() routine about 3x faster by factoring out the seldom
used reallocation logic into a separate subroutine.

FossilOrigin-Name: e2b107141cd97bd4ab240748a9ce43fc2ec950ea74610697a4a7a3d7a6441e6b
2018-02-20 22:20:57 +00:00
drh
7436f1e491 In the speed-check.sh script, make WAL mode the default. Add the --legacy
option to do DELETE mode.  Continue to use DELETE mode for long-term performance
graphs since WAL mode was not always available, but use WAL mode for 
day-to-day performance measurements.

FossilOrigin-Name: cd81613850c0458b4b5b2460b9b38ce7ff6e557f7add9615058bb96f5a344ccd
2018-02-20 17:02:31 +00:00
drh
3993678d3d Remove a superfluous "#if 1". No logic changes.
FossilOrigin-Name: caaffd32001ff44c31f2d6dbe921f9d294f869c2c4a81e943fdf3f43f8d9313c
2018-02-20 16:39:11 +00:00
drh
cc398969e0 Optimize calls to sqlite3_mprintf("%z...") so that they attempt to append
text onto the end of the existing memory allocation rather than reallocating
and copying.

FossilOrigin-Name: 4bc8a48e644562f6e6192f4c6fc4a70f6bb59f8126ed6c6dc876bedf65d74cda
2018-02-20 15:23:37 +00:00
drh
b0b6f8783c Remove a lot of the text describing extended format options from the
documentation on sqlite3_mprintf() and friends, since that information is
now covered by the separate printf.html document.  Provide links to that
other document.  No changes to code.

FossilOrigin-Name: 99eec556f065ad19548e48d1f4ae0a3767b4e82e1c83fa2365062e3c5e0071fb
2018-02-20 13:46:20 +00:00
drh
57a93fa38c Enhance the string formatter (used by printf()) so that the width and
precision of string substitution operators refer to characters instead of
bytes when the alternate-form-2 flag ("!") is used.  Also fix the %c
substition to always work within unicode, regardless of the 
alternate-form-2 flag.

FossilOrigin-Name: c883c4d33f4cd722982aca17eeb355d19eeed793991d923b5494d173b1d0c73a
2018-02-19 22:46:19 +00:00
drh
a15a7c352c Printing a value of 0 using %c terminates the string.
FossilOrigin-Name: 255612f0a131f2f522cbca3cc5a1edcf7e38938abca25ba421e7e38a422db9c9
2018-02-19 21:58:16 +00:00
drh
57f29b7bfb More test cases for unicode handling in printf.
FossilOrigin-Name: ac188211119bfd77f43e4aba8acab733a56aac90b4c8a11f7ef8e6388582438f
2018-02-19 20:41:01 +00:00
drh
cf7c8370d1 Test cases and a bug fix on the new unicode handling in %c.
FossilOrigin-Name: e41d64e95b9b6fec5dc329553822925e7d648a41912b420cfa1ba198736e6bab
2018-02-19 20:23:20 +00:00
drh
136102beda Fix the %c substitution in printf() so that it works with unicode characters.
FossilOrigin-Name: c35be1d9e9132fbadc74d207c1088e5a710a151c0835c38a63bf3c8e6fd711a0
2018-02-19 18:56:52 +00:00
drh
57e3ba7623 Make the alternate-form-2 flag ("!") change the meaning of width and precision
from bytes to characters for the %q, %Q, and %w extensions of printf().

FossilOrigin-Name: 391540acbea34eb88c75b1152b458d8936b3fdfff47633b9ec897775b015ba4c
2018-02-19 18:03:10 +00:00
drh
62856465f2 In the printf() library, measure width and precision in characters rather
than bytes if the "!" (alternate-form-2) flag is present on a %s or %z
substitution.

FossilOrigin-Name: ca31c6630422fca70e626dd38aae96296bd8535d491ca52391624a5e7e663636
2018-02-19 17:03:23 +00:00
drh
26f625fbf4 Only try to use the geteuid() interface on unix if HAVE_FCHOWN is defined.
This fixes the build for vxWorks, we are told.

FossilOrigin-Name: 38f654dc117bb11d61407327884b5c913cfaf920547bebc4ce5a4cf983e5c20e
2018-02-19 16:34:31 +00:00
drh
a224ee2a1b Fix an assert so that it compares two CellInfo objects field by field
instead of using memcmp().  Memcmp() does not work on x86
because of uninitialized padding bytes.

FossilOrigin-Name: 88258770adead70fa101c74e266a37bb9aaffac0ba738a4b345617feb8c46477
2018-02-19 13:53:56 +00:00
drh
e28eb64d09 Fix a memory leak in the processing of nested row values. This problem has
existed every since row values support was added (version 3.15.0, 2016-10-14)
but was only just now detected by OSSFuzz.

FossilOrigin-Name: 2df6bbf1b8ca881c8a465d6624de66fde4c5975ccae6b2f2dda392b137f577de
2018-02-18 17:50:03 +00:00
mistachkin
091881bbb0 Port mutex enhancments from check-in [f53b8a573b] to the Win32 implementation.
FossilOrigin-Name: 74bb7225d132c80fd5758bb8c120448e3b3e951d0ca2fa0c57cac0a9c6c27045
2018-02-18 00:54:06 +00:00
dan
c551550808 Fix a data race causing a tsan complaint with SQLITE_ENABLE_API_ARMOR builds
on unix. The race condition is not dangerous in practice, it just upsets tsan.

FossilOrigin-Name: f53b8a573bfbb48780243d56ca8372165adb1b979731c43d46cd1f8eb7e593f3
2018-02-17 07:38:50 +00:00
drh
713f34ace9 Do not allow parameters or schema references inside of WITH clause of
triggers and views.  This fixes a bug discovered by OSSFuzz and present
since common-table-expressions were first added in 2014-02-03.

FossilOrigin-Name: b918d4b4e546d3903ff20efc3c8ca26dd9761cc8ed9ef7d2799b66ff9ae1ae51
2018-02-15 21:00:37 +00:00
drh
f4bc6c43d7 Improve performance of editdist3() by keeping the costs in sorted order.
Also add a new regression test to editdist3().

FossilOrigin-Name: dc734c5b61464dfd6bfa7963f2ecce32e405a0c2ba1ef6f453ec9389da080256
2018-02-15 03:56:33 +00:00
drh
46e835a2c4 Reduce the number of calls to strncmp() required to run editDist3Core().
FossilOrigin-Name: afd6fbc01052ccfc9bd29fb8f934b291b8f56af44fcae870da7e1355fe95c29a
2018-02-15 03:05:56 +00:00
drh
501ea05630 Fix the --heap, --pagecache, --lookaside and other options to the command-line
shell that invoke sqlite3_config() so that they work again.

FossilOrigin-Name: 00707f2f2f746a6421f3e2de995e68cc8adba7225a04db6b28db52944e7e988e
2018-02-15 01:03:37 +00:00
drh
ee269a60c9 Add the --readonly option to the ".open" command in the CLI.
FossilOrigin-Name: 06870bb15656b50b0e14d4364bb21afac76500e313ecf67aaef3688d603fd076
2018-02-14 23:27:43 +00:00
drh
d9274a8ae3 Performance optimizations to the editdist3() function in the spellfix
extension.

FossilOrigin-Name: 70d304dcbac4c3fd5e3b96108bffea2ce6c0db19c847397d5c5e268bb90a981d
2018-02-14 20:58:36 +00:00
drh
0fae06fcb6 Disable assert() in the spellfix extension if not compiled with SQLITE_DEBUG.
FossilOrigin-Name: 3c53ee0fdea4cbf2590e2b289b021b0ef8b7ead2945db1bdfc767432d9447acb
2018-02-14 20:25:33 +00:00
drh
4e6e5cef6c New test cases for the editdist3() function in the spellfix extension.
FossilOrigin-Name: 2d3f1f22d53034576a0ec8d9c360fb19efbb05b2e95ad1b09d120fb1b7da33fd
2018-02-14 15:30:48 +00:00
drh
e2d27e0259 Try to optimize spellfix1 by storing a NULL in the k1 column of %_vocab
if it would otherwise have the same value as the word column.

FossilOrigin-Name: b76ec7cb5841f9ad02b342271e91c5f5a598006f69df7953a6213c706e01f7a2
2018-02-14 14:13:09 +00:00
drh
a9abfb1e6c Improved test cases for the [f484b65f3d6230593c34f] bug.
FossilOrigin-Name: 1f300514e6cdd32c755dc1b05dfa125b10eda2eb55a1024b66f66dbf5cf96289
2018-02-13 19:13:05 +00:00
drh
4d1c6845ff Fix an incorrect table lookup used to find the appropriate search operator
for a WHERE clause on a row-value inequality.  The incorrect table lookup
was causing an incorrect answer for the less-than operator.
Fix for ticket [f484b65f3d6230593c34f11]

FossilOrigin-Name: f3112e67cdb27c1aec8d2cee3cb91ade061d093e13505894698e26336898b336
2018-02-13 18:48:08 +00:00
drh
d446e79545 Remove an unused variable from FTS4.
FossilOrigin-Name: 27ea783b281606196ad1e7e6e6dcbd80c75d4bafcf3e58756a71c213320e4db2
2018-02-13 16:30:19 +00:00
dan
e84c498be1 Ensure that multiple updates of the same FTS4 row (i.e. the row with the same
rowid) within a single transaction are written to separate segments. Fix for
[d6ec09ec].

FossilOrigin-Name: d2a81a3752a8298ee65fddcf32dee2147ba6467f770315a41966b3533977aa64
2018-02-13 16:21:32 +00:00
drh
c083cb4422 Updates to the speed-check.sh script for improvements to the --vdbeprofile
option.

FossilOrigin-Name: f89c8f8ecd67f72ee730a2a334dff69b406a3dd00f50abbb54c4dc86cfab1bd1
2018-02-12 20:50:28 +00:00
drh
35043cc32a When compiling with VDBE_PROFILE, add the sqlite3NProfileCnt global variable
which can be used to measure per-opcode values other than elapse time, if
non-zero.

FossilOrigin-Name: d44d5936428859b6d3e089d9835acb8ca1f3c0a85b59eeaa619170623e7dcc30
2018-02-12 20:27:34 +00:00
dan
1db7db1f03 Update test file func6.test so that it works with SQLITE_ENABLE_NULL_TRIM
builds.

FossilOrigin-Name: e128d72f1a565551d3b6fdb3807fcb1c2a2bf355f0c09d04562b62f49d01fdbc
2018-02-12 15:27:32 +00:00
drh
00c3ef2df9 Fix a possible infinite loop in VACUUM that can come up when the schema
has been carefully corrupted.  Problem discovered by OSSFuzz. Test cases
in TH3.

FossilOrigin-Name: 27754b74ddf6463c6f9c48ea0df3637945b5ea086b92a41ddeb55b9aaefea4c2
2018-02-12 13:30:34 +00:00
drh
c86d82f27d Fix misplaced testcase() macros from the previous check-in.
FossilOrigin-Name: 3aed949a18a251c5795f21f0385c205a127502b7e9cf06bc7f4c763951cd7984
2018-02-10 02:31:30 +00:00
drh
f313952097 Improve the performance of the built-in REPLACE() function in cases where
it does many substitutions that make the string larger.  OSSFuzz is reporting
intermittant timeouts when running a test where it does a REPLACE() on a 
930KB random blob. Perhaps this enhancement will fix that.

FossilOrigin-Name: fab2c2b07b5d3cd851db3e6f5c8a44155e32b0df22905ea33412b153b825a928
2018-02-09 23:25:14 +00:00
drh
510fea885e Add the zorder.c extension implementing zorder() and unzorder() SQL functions.
FossilOrigin-Name: a57a77dc0cc9fbaa9d5b134422f7a8cc8d4c2851ed3c2bdd449800c6a5d2aae0
2018-02-09 20:49:15 +00:00