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Author SHA1 Message Date
dan
a4660bd695 Ensure that BtreeMovetoUnpacked() does not try to invoke xRecordCompare when it is set to NULL. 
FossilOrigin-Name: 2879234b7c373be422af3fe180cae9840943e29a
 2014-03-04 16:05:25 +00:00
drh
5f1d536b53 Improve clarity of presentation in the sqlite3VdbeMemFromBtree() routine. 
FossilOrigin-Name: 9830c343bc954b828f6ca752f8ae63e2c0a980c1
 2014-03-04 13:18:23 +00:00
mistachkin
b64fa0adf7 Fix comment in test. 
FossilOrigin-Name: 1e57f67b20a1c01ede36d684be628e9270bf109a
 2014-03-04 12:07:24 +00:00
mistachkin
ad4b262545 Fix minor typos in the new test file. 
FossilOrigin-Name: 3cbb9b1b4f8c5c2735799e84dc80614586222cd2
 2014-03-04 11:54:35 +00:00
dan
5810d0315b Add tests to verify the fix for bug [4ef7e3cfca]. 
FossilOrigin-Name: 62410bb8a7b33efcd13bce8fd75b83523922adb8
 2014-03-04 11:35:20 +00:00
mistachkin
9d42cc994c Fix name resolution problem in sub-selects within triggers, ticket [4ef7e3cfca]. 
FossilOrigin-Name: 5bcd0b1ca5d73ffbe7978ee9d73fe5e769e3d3a2
 2014-03-04 11:29:42 +00:00
mistachkin
ffe6bc2b93 Fix harmless compiler warning. 
FossilOrigin-Name: 8d18a803bdeab290a6e9ff26911897f5f8683876
 2014-03-04 11:16:20 +00:00
drh
d34ab07507 Refactor the sqlite3VdbeRecordCompare() routine used to compare btree records. 
Create fast-track special case routines to handle the common cases more
quickly.  This gives a significant performance boost.

FossilOrigin-Name: 3325ad5bdc2f81f63b556d6f4d0589d89b142b2b
 2014-03-04 04:12:56 +00:00
drh
f926d1ea47 Fix more instances of assuming 'char' is signed. And, make sure to never shift 
a signed integer.

FossilOrigin-Name: f10130ede433a19b3945753f23962871c8d2dcf3
 2014-03-04 04:04:33 +00:00
drh
a9e0aeb552 Do not assume that 'char' is signed. Make it explicit. 
FossilOrigin-Name: 979da752e6f8767a61a8efed824ffad9605d0f4c
 2014-03-04 00:15:16 +00:00
drh
f2c135fabd Refactor the sqlite3VdbeRecordCompare() routine used to compare btree records. 
Create a couple of fast-track routines to handle the common cases of a string
with BINARY collation or integer values as the left-most column.  This gives
a significant performance boost in common use.

FossilOrigin-Name: aec5473a750e412eb1e11e17bbafd760db086c86
 2014-03-03 21:59:33 +00:00
drh
13a747e5e4 Fix a couple of harmless compiler warnings. 
FossilOrigin-Name: fcf480cc630976b619aabd5f7fb7b09601a178fb
 2014-03-03 21:46:55 +00:00
dan
9b8afef260 Avoid a buffer overread in vdbeCompareRecordInt() that might occur if the database is corrupt. 
FossilOrigin-Name: 7c0b4381f0e6f33cb13299a915851d9431bf3850
 2014-03-03 20:48:50 +00:00
drh
5668969a69 Fix a typo in a comment. No changes to code. 
FossilOrigin-Name: 1f4991ab1676bf85599fc32068ceeddeb05f648c
 2014-03-03 19:29:28 +00:00
drh
295aedf097 Fix compiler warnings. 
FossilOrigin-Name: ba8993727e5752cbc92c7d78437e9e0510c899f7
 2014-03-03 18:25:24 +00:00
dan
80b2f97234 Merge latest trunk changes. 
FossilOrigin-Name: 1d60356462f111ed147aa865dd17a13511db6ab7
 2014-03-03 17:48:03 +00:00
drh
6295524e3d Change an OP_SCopy into an OP_Copy in a case where the destination might be 
used after the source has changed.

FossilOrigin-Name: c0fa0c0e2de50d7eda19ab8862496b18eff93538
 2014-03-03 17:36:39 +00:00
dan
dea63f24e1 Change the "explain_i" tcl test command so that xterm color codes are only added if the output is actually a terminal. 
FossilOrigin-Name: 559835e54e0715f2b4d207d056199a8268af739e
 2014-03-03 16:48:47 +00:00
drh
fcb44a89f2 Fix a harmless compiler warning. 
FossilOrigin-Name: d7f6837e6997a4d5c0fd2d08b52887d691dd6f97
 2014-03-03 15:13:27 +00:00
dan
900defa07a Merge latest trunk changes. 
FossilOrigin-Name: e00ed717fbe456010ec6c746490d7c3e9d94ec5a
 2014-03-03 14:45:06 +00:00
dan
fbf0f0e1f6 Fix a segfault that can occur following an OOM error. 
FossilOrigin-Name: 7fdd378d54754a3ffdc01c6c0a66cf6d5899a495
 2014-03-03 14:20:30 +00:00
drh
f21fa489b1 Change the MEM_Dyn flag so that it means that Mem.xDel exists and must 
be used to free the string or blob. Add tighter invariant checks on Mem.

FossilOrigin-Name: e3f6c61e0333d4d237dcd2ba2e404f0a91ee5069
 2014-03-03 00:12:39 +00:00
dan
7e065fcf7d Merge trunk changes. 
FossilOrigin-Name: 9c1747b5ded995e77fdab2fa9d334ec3c17c7c14
 2014-03-01 19:45:23 +00:00
dan
3833e934d3 Remove the vdbeRecordCompareLargeHeader function. Fix some other details. 
FossilOrigin-Name: 3861e853105cb8da344c7eebd2e455622b26395e
 2014-03-01 19:44:56 +00:00
drh
c91b2fd310 Change the MEM_Dyn flag so that it means that Mem.xDel exists and must be 
used to free the string or blob.  Add tighter invariant checks on Mem.

FossilOrigin-Name: 44e1c33767cae3bf2cbd2238831fe67197009b43
 2014-03-01 18:13:23 +00:00
drh
75fd054201 Factor the Mem invariant checker into a separate procedure (rather than a 
macro) so that it can be more easily extended.

FossilOrigin-Name: 354699d50e7d251504a7b3d6fbec9e5bcf99557f
 2014-03-01 16:24:44 +00:00
drh
defbd9dade Add extra assert() statements trying to catch a Mem object in an inconsistent 
state.

FossilOrigin-Name: 4aeb3ae435c78070232fef21a147fde4e1c5cd31
 2014-03-01 14:45:18 +00:00
drh
efbf3b1a10 In the command-line shell add the (undocumented and unsupported) ".eqp" 
command and -eqp command-line option, to cause EXPLAIN QUERY PLAN to be
run on each SQL statement as it is evaluated.  Intended use is for analysis
of the query planner.

FossilOrigin-Name: e6ecf7337658624d664e1e71ba3fc527fd6578c1
 2014-02-28 20:47:24 +00:00
drh
07901eb8c3 Provide an #ifdef in shell.c to work around issues when cross-compiling 
from Ubuntu to windows.

FossilOrigin-Name: 0a3579d9b9d2a60bb85a9811bc7936edb88debae
 2014-02-28 19:37:45 +00:00
dan
597515d70c Update some test cases that deal with corrupt databases. 
FossilOrigin-Name: 3a09f5605ac7c6e503eb10acfdc607010414d917
 2014-02-28 18:39:51 +00:00
dan
063d4a041a Minor tweak to vdbeRecordCompareInt(). 
FossilOrigin-Name: 284bde0ee20261737446eb8f5b6b36ad9bc3f355
 2014-02-28 09:48:30 +00:00
dan
a6efad8a97 Merge in latest trunk changes. 
FossilOrigin-Name: 8f30b09518d23c3f6cecd244a66ef918fdb55323
 2014-02-27 20:52:26 +00:00
dan
3b9330f83c Further changes to sqlite3VdbeRecordCompare(). 
FossilOrigin-Name: 570893740067a7caa952f259fa078cdf67017d71
 2014-02-27 20:44:18 +00:00
drh
69b30abd59 A better way of handling the USE_SYSTEM_SQLITE #define in shell.c. 
FossilOrigin-Name: 51ce713c6ee91bdf0126155334dcc800b3daa509
 2014-02-27 15:11:52 +00:00
drh
c718190768 Add #defines to the command-line shell source code (shell.c) so that it 
can be imported directly into other projects (ex: Fossil) and used without 
editing.

FossilOrigin-Name: a6690400235705ecc0d1a60dacff6ad5fb1f944a
 2014-02-27 15:04:13 +00:00
mistachkin
14eec74a5b Merge updates from trunk. 
FossilOrigin-Name: ed0bfcfadc07507a38f2c2387d85515ba1eb2722
 2014-02-27 05:47:31 +00:00
drh
7e4efaecad More efficient removal of duplicates in recursive queries using the UNION 
compound operator.

FossilOrigin-Name: 06c2db875e6cabd81c2a153b2fa4aba03eaed268
 2014-02-26 21:35:31 +00:00
drh
3852b68edd In the command-line shell for CSV import, if the lines are \r\n terminated 
and the last field is blank, make sure an empty string and not a "\r" string
is imported.

FossilOrigin-Name: 9c2e7612cd137895e13ee872e668ce1216719d85
 2014-02-26 13:53:34 +00:00
drh
434a93147c Improved handling of constants and especially constant functions in the 
ORDER BY clause of a query.  Do not optimize out "ORDER BY random()".
Fix for ticket [65bdeb9739605cc2296].

FossilOrigin-Name: dca1945aeb3fb005263f9be00ee8e72b966ae303
 2014-02-26 02:26:09 +00:00
drh
0baa035a1e Do not allow temporary registers to be in use across an OP_Yield within a 
co-routine.  Fix for ticket [8c63ff0eca81a9132d8].

FossilOrigin-Name: 97a8c9733cba97c78e979dfd5c66610c23e90288
 2014-02-25 21:55:16 +00:00
dan
1fed5dab0d Attempt to speed up sqlite3VdbeRecordCompare() by various means. This code is in an interim state. 
FossilOrigin-Name: 85206e0bbac29adab52bef795f6d1479f2ae2c0e
 2014-02-25 21:01:25 +00:00
drh
e8c1eba9a9 Also adjust the order of files in the amalgamation to ensure that 
_FILE_OFFSET_BITS is defined before any #include, for QNX.

FossilOrigin-Name: 23001a85cd334090cf6c70d4d7e722a01f4f6899
 2014-02-25 18:12:58 +00:00
drh
5e990bea51 QNX requires that _FILE_OFFSET_BITS be set prior to any system #include. 
FossilOrigin-Name: 953cdd6adadfd46b51ad61d7939cecca154a02cb
 2014-02-25 14:52:01 +00:00
mistachkin
151d05cd39 Fix several small style/consistency issues with the previous check-in. 
FossilOrigin-Name: 2477b3a294beb35f806a38f3ebc008942ba01617
 2014-02-24 21:42:33 +00:00
mistachkin
edb4ece65e Merge updates from trunk. 
FossilOrigin-Name: 854d410ad3a2bb3af5465d933ac9535fe3f22bfe
 2014-02-24 21:23:07 +00:00
mistachkin
1925a2e6f8 Enhance testing support for the Win32 VFS dynamic extension loading facilities. 
FossilOrigin-Name: 53081e7202fb55f792a78e73627466eb0200f11c
 2014-02-24 21:20:25 +00:00
dan
98c91905c9 Close some stray connections in walro.test. 
FossilOrigin-Name: d6746cabaa22429644c956a4b5fd91896376de2d
 2014-02-24 19:49:36 +00:00
drh
9d41bc105d In memsys5, initialize new allocations to non-zero bytes. Change the content 
of freed allocations to prevent use after free.  These changes in SQLITE_DEBUG
only.

FossilOrigin-Name: ba5f0a5599dece6d8f3dfe652800c28875c74a24
 2014-02-24 19:07:51 +00:00
drh
15ab9418d9 Remove an unused variable from the VDBE_PROFILE compile-time option. Keep the 
opcode count in an u32 instead of an int.

FossilOrigin-Name: 4df0ac9023d9261145a4425a508ba009a10276fc
 2014-02-24 14:24:01 +00:00
mistachkin
5b4627e957 Better loadable extension handling in the Win32 VFS when compiled for Cygwin. 
FossilOrigin-Name: 6676475c47558a52cb2632e92a541e13d143b2dc
 2014-02-21 05:44:18 +00:00