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23,911 Commits 1,607 Branches 185 Tags
c2d0df95ba5312b420d7aa786ab805a5daeb1cc0
Commit Graph

2423 Commits

Author SHA1 Message Date
drh
d566c95179 Change the "PRAGMA stats" command to report size values in LogEst units. 
The eliminates the need for sqlite3LogEstToInt() unless non-standard
compile-time options are used, so leave it out except in those cases.

FossilOrigin-Name: 832c237fcbe83dd4f5a18a06acb0aeb7e2b9e712
 2016-02-25 21:19:03 +00:00
drh
d3e1af4aa0 Merge all the latest changes from trunk. 
FossilOrigin-Name: b86590043e17705ada90562cf30f69b3e3ef65a4
 2016-02-25 18:54:30 +00:00
drh
c3489bbf77 Take the LIMIT clause into account when estimating the cost of sorting. 
FossilOrigin-Name: d491745cab951e0de70f1f79b7640ea8aff6e8bb
 2016-02-25 16:04:59 +00:00
drh
6ad224e91e Change a char* to const char* in order to suppress some harmless 
compiler warnings.

FossilOrigin-Name: 56f62e34ae9d5c7db07367f0007df258b2e76bd2
 2016-02-24 19:57:11 +00:00
drh
0e0089679f Add the SQLITE_BITMASK_TYPE compile-time option. 
FossilOrigin-Name: 0064a8c77b2b048c71277d1cfd1ba3975b513b70
 2016-02-23 16:28:34 +00:00
mistachkin
bfc9b3f45c Revise compiler checks for the rand_s() function. 
FossilOrigin-Name: 287f508dd6abc1b9ffdbec6a685ebe79eeac992b
 2016-02-15 22:01:24 +00:00
drh
32c49904a6 Add the SQLITE_NOMEM_BKPT macro to enhance the ability to debug OOM errors. 
Only effective with compiling with SQLITE_DEBUG.

FossilOrigin-Name: 9b3454762d142113f5923d754ca6bd2edefbd362
 2016-02-15 18:15:15 +00:00
drh
80738d9c3e Improvements to the application-defined function mechanism so that it is 
more compact and runs faster, especially when the application defines
thousands of new SQL functions.

FossilOrigin-Name: 3201fbcc5105d23132e6b8b7ac825e66af4f8a39
 2016-02-15 00:34:16 +00:00
mistachkin
fad3039c51 Enhance ability to debug out-of-memory errors. 
FossilOrigin-Name: 6a9c4a3ebfb7cc0738ef6634440ccab44a21ff28
 2016-02-13 23:43:46 +00:00
drh
d8b7d6e44c Merge the changes for the 3.11.0 release candidate from trunk. 
FossilOrigin-Name: 4d7a802e73ef0352f840bc8d74c560afb7666ff7
 2016-02-13 14:07:56 +00:00
drh
4553f6ea91 Automatically disable FTS3 and FTS4 when building with SQLITE_OMIT_VIRTUALTABLE. 
FossilOrigin-Name: 0beb32d20d8dd698138cdb2de6b6056de176754d
 2016-02-11 22:41:04 +00:00
dan
3e6ac1643c Experimental integration of schemalint functionality with the shell tool. Does not work yet. 
FossilOrigin-Name: ed49f297bcee86674ed673e195610b8cc1d35647
 2016-02-11 21:01:16 +00:00
drh
2a0b527b37 Omit unnecessary CHECK constraints in UPDATE statements, when none of the 
columns referenced in the CHECK constraint are modified.

FossilOrigin-Name: 02fbdbc782dd98f080bf4482d820f36c0ef3d519
 2016-02-10 16:52:24 +00:00
drh
bdb00225ab Omit NOT NULL checks on unchanging columns in an UPDATE. 
FossilOrigin-Name: 6a3aaedfb41735996470abbae6d3cd1be1f508b3
 2016-02-10 16:03:20 +00:00
drh
bbde018230 Code simplification: ALTER TABLE ADD COLUMN always upgrades the file_format 
to 4 if is not there already.  No need to upgrade to only 2 or 3 since format
4 has now been supported for over 10 years.

FossilOrigin-Name: e1d8ec85546caeca3bb7a05ad962a2aed91194ce
 2016-02-09 16:09:22 +00:00
drh
0ac7cfaf99 Merge enhancements from trunk. 
FossilOrigin-Name: a533608cb0de3cbc1e28a794aab99864b8c249f4
 2016-02-05 14:15:34 +00:00
drh
575fad6500 Add the slightly faster sqlite3DbMallocRawNN(db,n) routine for the majority 
cases where db is guaranteed to be not NULL.

FossilOrigin-Name: 0a802e96ab06e2643834b83671fa8353da1a348d
 2016-02-05 13:38:36 +00:00
drh
4a642b6060 Improvements to the way that OOM errors are processed. 
FossilOrigin-Name: c3ef03478a5788c855b3aef385d43ae7f494f440
 2016-02-05 01:55:27 +00:00
drh
6841b1cb3d Add "PRAGMA synchronous=EXTRA" which syncs the directory containing the 
rollback journal when the rollback journal is deleted in order to commit a 
transaction in DELETE mode.

FossilOrigin-Name: af92401826f5cf49e62c278f344ab75252a18da2
 2016-02-03 19:20:15 +00:00
drh
1b32554b80 Enhance the internal sqlite3VdbeAddOpList() interface to automatically update 
jump destinations.  Use this feature to simplify the AUTOINCREMENT code
generator.

FossilOrigin-Name: ae8b9d2edf1b5aef6108e729754911db7682b6a3
 2016-02-03 01:55:44 +00:00
drh
33c1eb6477 Merge all recent enhancements from trunk. 
FossilOrigin-Name: f3f9200115caf4b356f90ec97c351d1afbcb9bf6
 2016-02-02 02:22:30 +00:00
drh
4b09ec6e11 Add the BTREE_FORDELETE and BTREE_AUXDELETE flags to the b-tree layer interface 
and use them.  Add assert() statement to verify that they are correct.

FossilOrigin-Name: 85c467041c9378cae3038756da815e9117ee8c7d
 2016-01-30 13:32:30 +00:00
drh
5f4a686f8c Simplification and size reduction to the printf logic. Remove the bFlags 
parameter from sqlite3VXPrintf() and sqlite3XPrintf().  Use sqlite3XPrintf()
instead of sqlite3_snprintf() for rendering P4 values in EXPLAIN output.

FossilOrigin-Name: 0bdb41c45aa1cc8e5c136aaa6605d54b401483bd
 2016-01-30 12:50:25 +00:00
drh
def19e3b48 Change the name of the BTREE_IDXDELETE flag to BTREE_AUXDELETE, to better 
reflect its purpose.

FossilOrigin-Name: 1d3bf6bebdda9f96734bc139601e9b05344ea0b4
 2016-01-27 16:26:25 +00:00
drh
8716bfd8cd Merge all recent trunk enhancements. 
FossilOrigin-Name: 9a71d56dcea953cb965f1fdda9a8b8f158cdeff6
 2016-01-26 23:32:55 +00:00
drh
40aced5c65 Add the sqlite3TokenInit() utility function. 
FossilOrigin-Name: 7323175337b7ba85ac932ca892b28860f6a5b688
 2016-01-22 17:48:09 +00:00
drh
e807bdba86 Add a new hint bit on the flags parameter of sqlite3BtreeDelete(). The new 
BTREE_IDXDELETE bit indicates that the call is to delete an index entry 
corresponding to a table row that has already been deleted.

FossilOrigin-Name: ac2cbadd8000947c097da5b00c00090fe58fdcff
 2016-01-21 17:06:33 +00:00
drh
9c0c57a4ca Improved comments on the FORDELETE hint. No logic changes. 
FossilOrigin-Name: a3cec529f0238e4ca1196fec420f2de80d28db78
 2016-01-21 15:55:37 +00:00
drh
20f272c96f Merge recent enhancements from trunk. 
FossilOrigin-Name: 327af5f644a49b2f41d5456958f9d61a2b704e1c
 2016-01-20 11:33:37 +00:00
drh
9bfb024de0 Remove an unnecessary memset() from the symbol name resolver. 
FossilOrigin-Name: da527ddae06460ab4b706cdb871de2188ebaf5ac
 2016-01-20 02:21:50 +00:00
drh
6d664b4bb3 During compilation, transfer the azVar[0..nzVar-1] array from Parse to Vdbe 
rather than copying it.  Smaller and faster code.

FossilOrigin-Name: 80dd495f378614e4eca72e71e43061b1b94ee450
 2016-01-20 01:48:25 +00:00
drh
dad300d8e1 Fix a problem with SQLITE_TEST_REALLOC_STRESS. 
FossilOrigin-Name: 0aaf3febb00f622c5ef0853b2491d69f7ca7a21e
 2016-01-18 00:20:26 +00:00
drh
2d80151f32 Combine the xFunc and xStep pointers of the FuncDef object into a single 
pointer xSFunc.

FossilOrigin-Name: 0d1b3d7d3ca66cb0b97493f1aeade1703af3c9f4
 2016-01-14 22:19:58 +00:00
drh
604ce70448 Merge recent enhancements, and especially the WAL overwrite change, from trunk. 
FossilOrigin-Name: c4a858b228a164be2f89f5b01833f0b5e0d7735b
 2016-01-11 13:10:41 +00:00
drh
c0fba6d8e8 Remove an obsolete #ifdef related to iOS support. 
FossilOrigin-Name: e9a51d2a580daa0fb152fe4c891149caa8025b9d
 2016-01-08 17:28:24 +00:00
drh
8549d55ead Small performance and size optimization spotted while working on the 
shared-cache problem.

FossilOrigin-Name: 828958ff77a5c239d55302f570077835c093e0fa
 2016-01-07 17:09:43 +00:00
drh
721f26dc9a Merge in last-minute patches for the 3.10.0 beta. 
FossilOrigin-Name: c785cd7813e4ef6d6f2cb362a0f822713db6bcea
 2016-01-04 19:02:47 +00:00
drh
fa385edff3 A new approach to very large sqlite3_mprintf() strings: Back out the 
[d655a665] check-in and instead make the size fields in StrAccum unsigned.
Strings generated by sqlite3_mprintf() can now be as large as 2^31-1 bytes.

FossilOrigin-Name: 7adb789f45698e5569b840d23f3f9488db3ed109
 2016-01-04 12:07:27 +00:00
drh
bd57308eef Remember the size of the Vdbe.aOp[] array in bytes, to avoid unnecessary 
calls to sqlite3_msize().

FossilOrigin-Name: 3e852804c85a5c9f4c4ffafd55d03af6d19fe5cc
 2016-01-01 16:42:09 +00:00
drh
8de1d77c60 Merge the latest enhancements from trunk. 
FossilOrigin-Name: c0be246a740c8f33a7c07e1414688364dee56ece
 2016-01-01 13:25:06 +00:00
drh
e6110505c9 Fix harmless compiler warnings associated with SQLITE_ENABLE_HIDDEN_COLUMNS. 
FossilOrigin-Name: 9c392c1019ee15f27c8e05b41246d2844f91f6c0
 2015-12-31 15:34:03 +00:00
drh
e5520e2f06 Small size and performance optimization to the VDBE comparison opcodes. 
FossilOrigin-Name: 7a0b9413fa94d3f4fa9751ddf9b213a1238954f1
 2015-12-31 04:34:26 +00:00
drh
f19aa5fa6f Changes to the way that the default BINARY collating sequence is recorded 
result in a slightly smaller and slightly faster executable.  More work could
be done to make this cleaner.

FossilOrigin-Name: 2081d75767dc590b4c8457e5f8e5f18ba5f8eaa7
 2015-12-30 16:51:20 +00:00
drh
e1462a762c Avoid a harmless compiler warning on systems where the byteorder cannot 
be determined at compile-time.

FossilOrigin-Name: 7c7b7f26306b6aa6ff35b871ad756f43f5db9838
 2015-12-24 14:53:27 +00:00
drh
1c75c9d7f1 Ensure that the Expr objects that describe indexed expressions are not modified 
by code generation.  Fix for an assert() problem found by Jon Metzman using AFL.

FossilOrigin-Name: 34073ce87d88a02313217023ae92e15939192cd9
 2015-12-21 15:22:13 +00:00
drh
173b60999e Merge recent enhancements from trunk. 
FossilOrigin-Name: f6c9273cab877b8b6b327250195f3392393d060a
 2015-12-16 19:47:54 +00:00
drh
34628b4b4f Move pointer range comparisons into a macro, where they can be dealt with in a more portable way. 
FossilOrigin-Name: 05bc4f920ce23da48d1da6cd36a956fd6fd7c862
 2015-12-10 17:59:50 +00:00
drh
ac536e613a Move pointer range comparisons into a macro, where they can be dealt with 
in a more portable way.

FossilOrigin-Name: ad3124c834b080aaaf24934d6f08b3601ac3ae53
 2015-12-10 15:09:17 +00:00
drh
ea06a271a4 Avoid doing comparisons with pointers that might have been previously been 
passed to realloc() and/or free().

FossilOrigin-Name: f20396adb2cff12a17a3fc90b36241ae3fdfd62a
 2015-12-08 16:08:10 +00:00
drh
1bb15fc973 Merge recent enhancements from trunk. 
FossilOrigin-Name: d1a1278d7f3306536dc9cbd8fb300898f1e373e8
 2015-12-02 20:40:26 +00:00