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dd8c460081
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12901 Commits

Author SHA1 Message Date
dan
dd8c460081 Fix a crash that could occur if the WHERE clause of an UPDATE statement on a view that does not feature a column named "rowid" contains a term such as "rowid=?". 
FossilOrigin-Name: 8523670d50004f3112b7871f11c8b8b02aab96ab
 2014-10-28 16:50:10 +00:00
drh
635e57fc48 Fix a faulty assert() in the DELETE code generator. 
FossilOrigin-Name: 95f8ebdbf87326f23cd38e561ac5632b5367a449
 2014-10-28 16:19:18 +00:00
drh
c3ef4fa88a Trivial simplification to the automatic index logic. 
FossilOrigin-Name: 23073a053931de324323f631a6613086786af411
 2014-10-28 15:58:50 +00:00
drh
916cd23b2c Bump the version number to 3.8.8 
FossilOrigin-Name: 1a7e711ed10860c7985e84b97cdfff748d940b9f
 2014-10-28 12:35:28 +00:00
drh
eefaf448db Correct the documentation on the maximum size of a scratch allocation. 
FossilOrigin-Name: 30f86eb3f9ac88f83ed9e23ea6cd1fccf68e0812
 2014-10-28 00:56:18 +00:00
mistachkin
2d8ad51c5b Add special handling for static mutexes in sqlite3_mutex_alloc() when automatic calls to sqlite3_initialize() are enabled. 
FossilOrigin-Name: 7857d27caa845e5629d94c2e66587dc89016daca
 2014-10-27 22:06:21 +00:00
drh
d61a18a9f1 Remove a small amount of unnecessary #ifdeffery from random.c. 
FossilOrigin-Name: 2b9340c8684bc382391e02813e960b3166f24daa
 2014-10-27 20:14:02 +00:00
mistachkin
df9c093e2c Fix compilation issue with MSVC due to a misplaced variable declaration. 
FossilOrigin-Name: 9588b345d09daaa49d24d7fb6cab732e64e5474e
 2014-10-27 19:58:29 +00:00
mistachkin
a95d8ca1fa Fix harmless compiler warning in an assert statement. 
FossilOrigin-Name: d33a1ff3aad0bfabf70a98ac338a68f82074e4fe
 2014-10-27 19:42:02 +00:00
drh
98d94211ce Fix a typo in the macro name of an #ifdef 
FossilOrigin-Name: 9646a136e69cf2583965dfc9fac5f056af4cdb62
 2014-10-27 19:39:51 +00:00
drh
a4b8fa2360 Add the SQLITE_ENABLE_API_ARMOR compile-time option for extra API parameter 
validation.  Enhance sqlite3_stricmp(), sqlite3_strnicmp(), and
sqlite3_uri_parameter() for improved NULL parameter handling.

FossilOrigin-Name: ffb9d8144bbc35bf3d929e0e13a663668fff0558
 2014-10-27 18:34:07 +00:00
drh
8a42d1bba1 Fix an unused variable in btree.c:allocateSpace(). 
FossilOrigin-Name: 637246165a14c4808b90d0437e4d43fa5fac659e
 2014-10-27 18:21:01 +00:00
dan
53838629ce Optimizations aimed at reducing the number of memcpy() operations required by balance_nonroot(). 
FossilOrigin-Name: face33bea1ba3a6d57780655fa827226b4d2baa9
 2014-10-27 14:26:54 +00:00
dan
f77b610e44 Add test file e_wal.test. 
FossilOrigin-Name: fc6920b5483eeeb06a474ff399a21afa51dc4859
 2014-10-27 11:25:28 +00:00
dan
61e94c9deb If a free-slot is found within a page, but using that free-slot would fragment the page further and there are already at least 60 fragmented bytes, degragment the page. This matches the behaviour of the trunk. 
FossilOrigin-Name: 1f80f8c136ac970dcc7fb2337263dc5922e348c3
 2014-10-27 08:02:16 +00:00
dan
c65f84630b Merge trunk with this branch. 
FossilOrigin-Name: a13df3013bbac4a0d4fce5cef1376c857508c1c5
 2014-10-27 07:01:04 +00:00
dan
89ca0b3878 Further modifications to new code to better handle corrupt databases. 
FossilOrigin-Name: 1a8cf0a043347772ac54d150d634c32845beee8b
 2014-10-25 20:36:28 +00:00
drh
d05ab6aacf Increase the resolution of the second parameter to the likelihood() SQL 
function (the probability value) so that it can handle probabilities
as small as 0.00000001.  Formerly, it ran out of precision at 0.001.

FossilOrigin-Name: 0f08924fe0c52a85a103f67bee9809e0f8f884b0
 2014-10-25 13:42:16 +00:00
drh
051575cbf4 Do not use virtual (and hence redundant) WHERE-clause terms to restrict the 
content of a automatic partial index.  Show when an automatic partial index
is used in the EXPLAIN QUERY PLAN output.

FossilOrigin-Name: b9ad601eab1d7298d369267eb697c7fa1bc16985
 2014-10-25 12:28:25 +00:00
dan
31f4e99d44 Ensure that the "Any prior cache entry associated with newKey is guaranteed not to be pinned" guarantee made to xRekey implementations is not violated. 
FossilOrigin-Name: ecc3544e712041736af7c7b4f34864a1f2e30ff7
 2014-10-24 20:57:03 +00:00
drh
059b2d50e1 Enhance the automatic index logic so that it creates a partial index when 
doing so gives the same answer for less work.

FossilOrigin-Name: d95d0313c447f5baeabdb17284d8606331ab7d49
 2014-10-24 19:28:09 +00:00
dan
23eba45d23 Fix some issues in the new code on this branch related to the handling of corrupt databases. 
FossilOrigin-Name: 19736dd9fbbb7e252c4f8715e2277d48ac41f5bc
 2014-10-24 18:43:57 +00:00
dan
e6593d8e8c Fix some minor formatting and code organization issues. 
FossilOrigin-Name: eab8706dc47aa0a44caf73619de858397c3e0b4e
 2014-10-24 16:40:49 +00:00
drh
4dd96a8315 Honor a high likelihood() on range constraints. 
FossilOrigin-Name: 401235edf40fcd665eaf426cf5155ac6855e8537
 2014-10-24 15:26:29 +00:00
drh
9769efcc4c Get the likelihood() functions working on operators like BETWEEN that 
create virtual terms in the WHERE-clause analysis.

FossilOrigin-Name: 03d0498d0f24bec2383d5d79edf25069effecd59
 2014-10-24 14:32:21 +00:00
drh
5a5d120bcc Fix two problems. Tests now passing. 
FossilOrigin-Name: 1c220b806d56e163842e17038c3331f71861bd9c
 2014-10-24 12:37:00 +00:00
drh
9ca95730e3 Add the SQLITE_ENABLE_API_ARMOR compile-time option. This is a work in 
progress and is not yet completely functional.

FossilOrigin-Name: c297a84bc678f81ffc0aa9139ab73f0ca87c1971
 2014-10-24 00:35:58 +00:00
drh
4f81bbb528 Implement sqlite3_create_collation() by invoking 
sqlite3_create_collation_v2() with a NULL destructor argument.  This saves
a little space.

FossilOrigin-Name: 9762ad0639cca2fc1ef0573113fb613ce9e7e83e
 2014-10-23 01:01:26 +00:00
drh
b7288e28e4 Disable the use of strchrnul() unless specifically enabled by compile-time 
options.

FossilOrigin-Name: e580470db77d6da970c755102790e603fb26b3c6
 2014-10-22 20:07:19 +00:00
drh
d7d7147022 Change the 0x800 bit of SQLITE_TESTCTRL_OPTIMIZATIONS so that it disables 
the loading of STAT3 and STAT4 content, not just the using of that content.
Change the internal name of that bit to SQLITE_Stat34.

FossilOrigin-Name: ca3b00c44ec52d209642a5ba9ef82e085fac39db
 2014-10-22 19:57:16 +00:00
dan
cc8490d2cd Merge latest trunk with this branch. 
FossilOrigin-Name: 854a54c6c21e800b0cd999023014813f7c50b23f
 2014-10-22 18:42:31 +00:00
drh
9f07cf7b2e Take steps to avoid misestimating range query costs based on STAT4 data 
due to the roundoff error of converting from integers to LogEst and back
to integers.

FossilOrigin-Name: 3c933bf95f291f7957580d823dce92c981375a5c
 2014-10-22 15:27:05 +00:00
drh
442c5cd3cf Call fsync() right after ftruncate() when in journal_mode=TRUNCATE and 
when synchronous=FULL in order to ensure that transactions are durable
across a power loss that happens moments after the commit.  Proposed
fix for [https://bugzilla.mozilla.org/show_bug.cgi?id=1072773].

FossilOrigin-Name: 3e922208b68563489c7766abb9afb4885113e7b8
 2014-10-21 21:56:06 +00:00
drh
f7f2e84a9c Further tuning of the cost estimates for skip-scan loops, especially for cases 
when skip-scan loops are in competition with regular loops.

FossilOrigin-Name: a27861c28c4791e51d797aa37e9cca806cb58775
 2014-10-21 18:16:21 +00:00
drh
1b131b7a7a Improvements to the WHERETRACE debugging logic. 
FossilOrigin-Name: ec1e942f08548695ff02645b3f3cd6bb2516bc9a
 2014-10-21 16:01:40 +00:00
drh
c8bbce1e6a If a skip-scan is a proper subset of some other scan, then adjust the 
cost of the skip-scan upward so that it is more costly than the other scan.
Such a cost imbalance can arise under STAT4 because of difficulties in getting
an accurate estimate for skip-scans.

FossilOrigin-Name: f4b22a2620a5dc48949048c2ecbd226755d4b2c3
 2014-10-21 01:05:09 +00:00
drh
40253262e0 Fix a (probably harmless) but in the CSV output mode of the command-line 
shell.

FossilOrigin-Name: 19fe4a0a475bd94f491031aea7a183f7c0515cf3
 2014-10-17 21:35:05 +00:00
drh
81b567a4c7 Version 3.8.7 
FossilOrigin-Name: e4ab094f8afce0817f4074e823fabe59fc29ebb4
 2014-10-17 11:24:17 +00:00
mistachkin
7bdc9749d5 Work around MSVC not being able to deduce that a local variable was initialized in a called function. 
FossilOrigin-Name: 06c576c152c4013080c255cbbeb45bf2e298be9f
 2014-10-16 21:39:17 +00:00
mistachkin
92c2e0da8f Changes to work around Win32 and MSVCRT APIs that are not present on Windows CE 200x. 
FossilOrigin-Name: 1418c006e377d7915a50577d4ccb21125b750bae
 2014-10-16 18:34:50 +00:00
dan
facd5fd622 Update the vdbe-compress.tcl script to account for expressions of the form (123>var), where "var" should be replaced with a reference to a union member. 
FossilOrigin-Name: 640345d880c6178f8434e3ce40329b7527588843
 2014-10-16 11:45:14 +00:00
dan
5d510d4c41 Update releasetest.tcl so that x86-64 runs a superset of the x86 tests. 
FossilOrigin-Name: 3c1e70f4d55bc009ed9ed4cf6d756d7061985851
 2014-10-15 15:28:27 +00:00
dan
f41652419e Fix a problem causing lock5.test to fail in mmap-mode. 
FossilOrigin-Name: b3e7b446bdb47cf9d7fe43dc37e3b4f8010ee09e
 2014-10-15 14:45:34 +00:00
drh
92787cf042 Add a four-byte prefix to the BtShared.pTmpSpace buffer to avoid reading 
before the beginning of an allocation.

FossilOrigin-Name: 9386bfca128023583a24303e5f1d832987a49d43
 2014-10-15 11:55:51 +00:00
dan
74439167cb Rearrange an expression in vdbemem.c to avoid a (harmless) reference to a possibly unitialized variable. 
FossilOrigin-Name: 4a7b3fa049a9aa0668e318287edd4a78c0588bf8
 2014-10-15 11:31:35 +00:00
drh
5604cc0d3b Make sure new sqlite3_vtab objects created by the xCreate() virtual table 
method are initialized by the system, in accordance with the documentation.

FossilOrigin-Name: eab82330631187dcc3e5d2dddd23dbda5752904b
 2014-10-14 20:25:43 +00:00
dan
8e9ba0c335 Fix some code duplication issues on this branch. Add minor optimizations to the new code. 
FossilOrigin-Name: 58d7793bd5d608ba9fc3a2cd44b9d9512e0332ba
 2014-10-14 17:27:04 +00:00
drh
8dd8362d64 Optimize a database corruption test inside of the OP_Column opcode. 
FossilOrigin-Name: 005e5b388a8a97bca6d1f0e06c40d68d92aa1212
 2014-10-13 23:39:02 +00:00
drh
facf47a891 Use the padding word in the Mem object as temporary storage for 
serial_type value in OP_Record, and thus avoid a redundant computation of
the serial_type for each column.

FossilOrigin-Name: 4b3b65ee5ea61e9b9671ca027940bf02689cb890
 2014-10-13 20:12:47 +00:00
dan
d0b8f93b5f Merge trunk changes into this branch. 
FossilOrigin-Name: d5b7c5a88dd58de85b3060a1f28b6d96e6e21207
 2014-10-13 18:09:13 +00:00