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9727 Commits

Author SHA1 Message Date
dan
d9bb3a9749 Hold the database handle mutex for the duration of sqlite3_db_release_memory(). 
FossilOrigin-Name: eeaf2988004ff5343be60ab4ba2f809f76c94b51
 2011-12-30 11:43:59 +00:00
dan
0420b74a94 Minor changes to fix compilation with SQLITE_OMIT_WAL and SQLITE_OMIT_WSD defined. 
FossilOrigin-Name: 26a513a8d2dddfde82f5fd0a0e1cc186c9b0df94
 2011-12-30 10:54:24 +00:00
dan
0e208252c9 Change an implicit i64-to-int cast in pager.c to an explicit cast. 
FossilOrigin-Name: 6a71ba9ce930838d44ed8d399075ba0723c9132b
 2011-12-30 09:00:19 +00:00
dan
44659c9417 Fix some typos in comments. No code changes. 
FossilOrigin-Name: 4edc5994b26e1fd3245572cb80242d07ba20a475
 2011-12-30 05:08:41 +00:00
drh
4eaff93e4b Documentation updates. No changes to code. 
FossilOrigin-Name: a8a1a639fe441a533b11ada7368b2200edea7a05
 2011-12-23 20:49:26 +00:00
drh
4e5e108e83 Avoid excess syncs when padding a transaction in a WAL. 
FossilOrigin-Name: 1f24ae716df6232de768e245ea990049deee3c22
 2011-12-23 13:32:07 +00:00
drh
cc8d10a0fd Merge the POWERSAFE_OVERWRITE features and the use of statvfs() from the 
statvfs branch into trunk.

FossilOrigin-Name: 2370d70eb51d2259aaa8073d861ab79d6637cbd9
 2011-12-23 02:07:10 +00:00
drh
cb15f35f3b Change the name ZERO_DAMAGE to the more descriptive POWERSAFE_OVERWRITE. 
The query parameter used to control this device characteristic is now "psow".

FossilOrigin-Name: 6191c5e45175f5c6040e891843b0725a929d6dd7
 2011-12-23 01:04:17 +00:00
drh
bec7c97899 Merge the latest trunk changes into the statvfs branch. 
FossilOrigin-Name: d5e36327c12f264429eb079bddbb71a310f76389
 2011-12-23 00:25:02 +00:00
drh
9291372094 Add interfaces sqlite3_uri_boolean() and sqlite3_uri_int64() which are 
wrappers around sqlite3_uri_parameter() combined with internal routines for
converting strings to booleans and 64-bit integers.

FossilOrigin-Name: 83d26b9a9115eadac9e59a33d608bca0ab2519e3
 2011-12-23 00:07:33 +00:00
drh
64803bd2fa Fix minor issues with FTS and RTREE discovered by coverity. 
FossilOrigin-Name: 1c27d842163e27c39bbe9409f50657b9de9ade6e
 2011-12-22 17:31:17 +00:00
drh
de0f18154e Check the return code from sqlite3_initialize() called from within 
sqlite3_soft_heap_limit64() and return an error from sqlite3_soft_heap_limit64()
if sqlite3_initialize() fails.

FossilOrigin-Name: 676acce274fec692a1eb34d27ee4b1327b4b3334
 2011-12-22 17:10:35 +00:00
dan
0c8cda6e0d Fix a problem in fts3_write.c causing stack memory to be referenced after it is out of scope. 
FossilOrigin-Name: f9c4a7c8f4e5821b47c1393d6272e32416d8886c
 2011-12-22 15:30:46 +00:00
drh
3a7df358ab Merge recent trunk changes into the statvfs branch. 
FossilOrigin-Name: 995ec8a41a7d091d9d87cb8f18f62102c8fda7d7
 2011-12-22 02:10:57 +00:00
drh
3b5b351b65 Remove a redundant assignment operator. 
FossilOrigin-Name: 19a6852a1e5905b35bc69b309951c5ec8ecd0bef
 2011-12-22 01:46:04 +00:00
dan
7c3210e641 Fix other problems where 32-bit integer overflow may cause a problem. Two that require an improbably large sub-journal and two in test harness code. 
FossilOrigin-Name: c723e3e18a008922281d8d6e8e3aba07941eb173
 2011-12-21 18:04:41 +00:00
dan
27d47fbe6e Avoid 32-bit overflow when calculating the byte offset of an overflow page in SQLITE_DIRECT_OVERFLOW_READ code. Fix for [ac0ff496b7]. 
FossilOrigin-Name: c5256b59ad70104c1e181b9f49d1d712cf4cc9f6
 2011-12-21 17:00:16 +00:00
drh
f12b3f609f Add the ability to enable or disable SQLITE_IOCAP_ZERO_DAMAGE using a URI 
parameter for both unix and windows.  Add a file-control to query or disable
the ZERO_DAMAGE setting.  Add the -uri option to the "sqlite3" TCL command
in tclsqlite3.c.  Allow the sqlite3_uri_parameter() interface to accept a
NULL pointer for its first parameter.

FossilOrigin-Name: c83627b73285f883719845c1b9fe85f378f28dd2
 2011-12-21 14:42:29 +00:00
drh
f694aa6454 Remove the code that tries to detect OOO header writes on a WAL recovery. 
The code is made obsolete by syncing the WAL header.

FossilOrigin-Name: 7ac713a14e24c48651c2a97acc9839850fa7f3c3
 2011-12-20 22:18:51 +00:00
drh
d992b150c7 Refactor the sqlite3WalFrames() routine for clarity of presentation. 
Do the padded transaction sync as the write pointer crosses the final
sector boundary instead of at the end, for efficiency.  Always sync
the WAL header immediately after it is written.

FossilOrigin-Name: 92c73b421b6242b09247dfb759777a531a107523
 2011-12-20 20:13:25 +00:00
drh
4120994fdf Assert that the isCommit parameter to sqlite3WalFrames() is zero if and 
only if the nTruncate parameter is zero.

FossilOrigin-Name: 979daf92e09305665d943e197b93b81139197c5b
 2011-12-20 13:13:09 +00:00
dan
19969d96ce Add test for WAL mode to unixexcl.test. 
FossilOrigin-Name: 4d518bd4801c31bb1e4fb0329ad057e549035237
 2011-12-19 15:46:51 +00:00
dan
3604d7c687 Merge [21b76af6ed] into statvfs branch. 
FossilOrigin-Name: e694f7b166144a0afba7846e1e18ad568b33a081
 2011-12-19 11:57:41 +00:00
dan
7f9026dd94 Fix a couple of test cases to account for the master-journal name related change in [cf3bccc2]. 
FossilOrigin-Name: 21b76af6edd48f665cdd3af5f99d477f030c7668
 2011-12-19 11:16:39 +00:00
dan
0774bb59c6 Modify test cases to account for the ZERO_DAMAGE change. 
FossilOrigin-Name: 68684495f1a62a41ad27934f3a6d3bc9d290a57d
 2011-12-19 10:07:56 +00:00
drh
1eaaf93a83 Some fixes to the test suite so that it works with ZERO_DAMAGE set to true. 
Still lots more problems remain.

FossilOrigin-Name: 41891b231e20a1d32b1d7449e7863470eb38ca0a
 2011-12-19 00:31:09 +00:00
drh
374f4a0447 For improved clarity of presentation, 
refactor some of the code associated with ZERO_DAMAGE and sector-size.

FossilOrigin-Name: 1dde96c9ee88af1c4e37c2e65acb7c0fe6a20e2a
 2011-12-17 20:02:11 +00:00
drh
8bbaa89d8d Add SQLITE_IOCAP_ZERO_DAMAGE and enable it for both unix and windows. Use 
this device characteristic to reduce the required work in journaling.
A side effect is that this changes the default page exists back to 1024
even with the use of statvfs().

FossilOrigin-Name: a0be6ea464695fdf1eaf2b7cf0652778617814f2
 2011-12-17 19:49:02 +00:00
drh
9c0e29371e Fix a bad #endif with the previous check-in on this branch. 
FossilOrigin-Name: 915713ffe4d02ddf1d09a82e39a47b88d3d95ea0
 2011-12-17 16:25:17 +00:00
drh
1da88f025f Add support for statvfs() in os_unix.c, for determining the sector size. 
This causes many TCL test failures under Linux.

FossilOrigin-Name: e0d44450b9bec8ea7b057c1ad0a2088cd3f1f221
 2011-12-17 16:09:16 +00:00
drh
fe6163d7cf Merge in changes that cause the first sector of the WAL file to be synced 
when the WAL restarts.  This is a fix for the power-loss corruption
problem described in ticket [ff5be73dee086]

FossilOrigin-Name: 44ca4d123385d759c11919865525c998c2e35bdb
 2011-12-17 13:45:28 +00:00
dan
533100d3a3 Add tests to walcrash3.test. 
FossilOrigin-Name: d76880428013ae2c5be00d87bb3e1695af6f706f
 2011-12-17 08:10:34 +00:00
drh
d2980310d0 Make sure the Salt-1 value in the WAL file is sequentially numbered at 
each checkpoint, as it says it should be in the documentation.

FossilOrigin-Name: 7b63b11b93396079131686abb36c4221354fa50e
 2011-12-17 01:31:44 +00:00
drh
4eb02a4556 Enhance the WAL header sync so that it honors the various synchronous 
pragmas, settings, and device characteristics.

FossilOrigin-Name: 9799241f7de952c4d1ea8bf6508b577d2b57a370
 2011-12-16 21:26:26 +00:00
drh
88f975a7a4 Proposed changes that ensure that the WAL header is written prior to the 
first commit mark.

FossilOrigin-Name: 91d0437c0702904d27f0ef7b1b52d0797efe1826
 2011-12-16 19:34:36 +00:00
dan
e98842f02d Add code for a test that was failing before the persistent-wal related changes of [9ccc4a1be]. 
FossilOrigin-Name: 49d21ce50fcf535e470d284ccbb9eb4d4bcfa3a6
 2011-12-16 17:01:04 +00:00
drh
eed4250598 Merge the fix for [a1fa75cbdd02] from the experimental branch. Also 
fix the persistent-wal mode feature of truncating the WAL on close so that
it always truncates the WAL to zero bytes.

FossilOrigin-Name: 09ccc4a1be7ba81890f10aac6623dd90dab4f990
 2011-12-16 15:38:52 +00:00
drh
84968c051d Improved logging of master-journal name conflicts. 
FossilOrigin-Name: b1005ef46cc2b46dd8e448ae1a9a9508bd5666ab
 2011-12-16 15:11:39 +00:00
drh
b654ee20fe Merge the nx-devkit changes into trunk. 
FossilOrigin-Name: cf3bccc2e944cd2dd3efb8554682994a06115f16
 2011-12-16 13:42:03 +00:00
dan
f60b7f36c1 Experimental fix for [a1fa75cbdd]. 
FossilOrigin-Name: 6492af76ea6585a1b377d69751af930c0ccfe688
 2011-12-16 13:24:27 +00:00
drh
8c24a369a5 Tweaks to the way multiplexSubOpen() works, for backwards compatibility. 
FossilOrigin-Name: bb40338887c912be70cb6fe3b760d87c14bb88a5
 2011-12-16 05:50:39 +00:00
drh
0699966798 Fix a potential infinite loop (inserted by the previous check-in) 
on the multiplexWrite() method of the multiplexor.

FossilOrigin-Name: 022bf427c2edfe494ec7c222f436953ff56574a6
 2011-12-16 05:09:46 +00:00
drh
e7d9f13d99 The xTruncate method for the multiplexor now changes surplus overflow 
files to zero-length by default.  Or if the "truncate" query parameter 
is used, it actually deletes the surplus overflow files.  This allows
VACUUM to shrink the database again.

FossilOrigin-Name: 5aefef04d6cc3b734c3f05e036b3869a52248f4d
 2011-12-16 04:57:32 +00:00
drh
38deeb9763 Call sqlite3_log() with an appropriate message if unable to find a unique 
master-journal filename.

FossilOrigin-Name: e9177f7d4ec19f0841d0613990d2fb5725700ba1
 2011-12-16 01:30:15 +00:00
drh
5c531a4aab A better solution to being unable to find a unique master-journal filename: 
just delete an existing master-journal and reuse it.

FossilOrigin-Name: 2685c2b949061f18bf6a4940eac8c8148873abb6
 2011-12-16 01:21:31 +00:00
drh
f580860f51 Make sure the antipenultimate character of master-journal filenames is a "9" 
in order to avoid collisions with other files in 8+3 filename mode.  Also,
limit the number of attempts at finding a unique master-journal filename.

FossilOrigin-Name: 34a0483605d36e6cf03065ed0df33fb1f7c8a272
 2011-12-16 00:33:04 +00:00
drh
14ec1ffecf Add stdio support to the quota VFS. 
FossilOrigin-Name: 322bd15f97143d39b3a88d5f6cf7afb454e0666e
 2011-12-15 17:44:33 +00:00
drh
c39f3e0085 Use _commit() rather than FlushFileBuffers() as a substitute for fsync() 
on windows.  Also cast for C++ and add support for SQLITE_FCNTL_VFSNAME.

FossilOrigin-Name: e85cfe9a17a2943ee0cf7915451ff6cc05908030
 2011-12-15 17:42:35 +00:00
dan
e712b5823e When deleting a file with the multiplexor VFS, also delete any overflow files that exist. 
FossilOrigin-Name: 3af1feaa35d3fb2e7be550cd32a727001b874938
 2011-12-15 17:00:10 +00:00
drh
78c0eafb35 Make sure the chunksize in test_multiplex does not cause the pending byte 
to fall near the end of a chunk.  Adjust the chunksize upward as necessary
to prevent this.

FossilOrigin-Name: e05f8a2998f4f4cbdb65702baa65893c538b3d38
 2011-12-15 13:29:12 +00:00
dan
31b21295b0 Fix some problems with dropped error codes in multiplexOpen(). 
FossilOrigin-Name: 2d50f78188e3297e8cefdf73cff51fa0a3b36e65
 2011-12-15 11:45:19 +00:00
drh
2be25bffca In the multiplexor, do not try to delete overflow files that do not exist. 
And assume all but the last overflow file is the size of the chunk size.

FossilOrigin-Name: a822a80d3cfe42b2fca6f8c9ff11762993114a27
 2011-12-15 02:22:16 +00:00
drh
a60ef3d570 Merge the nx-devkit changes into trunk. This includes the new 
SQLITE_FCNTL_VFSNAME file-control.

FossilOrigin-Name: da118e02c0576ce16f7a26663f59413316223d55
 2011-12-14 18:33:13 +00:00
drh
0f2ab8db33 Merge the VFSNAME file-control addition into the nx-devkit branch. 
FossilOrigin-Name: 08c1dc517c1340737a55ad9012b7b06f72899c6f
 2011-12-14 18:28:18 +00:00
drh
de60fc2d87 Add a file-control that will discover the name of the bottom-level VFS and 
all the shims in between.

FossilOrigin-Name: cdbfb553af02d10767a905489d9dfc57fc6be54e
 2011-12-14 17:53:36 +00:00
drh
43a6d4bd44 Improvements to comments. No code changes. 
FossilOrigin-Name: 08bbbd8e38697908ab8ae0f6b512d01c32f7e4da
 2011-12-14 01:38:12 +00:00
mistachkin
6ca514b075 Treat a zero return value from the Win32 APIs MultiByteToWideChar and WideCharToMultiByte as an error condition. 
FossilOrigin-Name: c65e5a36f1a1c91cb3415158ebe0f5759cbcdf96
 2011-12-14 00:37:45 +00:00
drh
49ed5c8562 Harden the utf8-to-mbcs converter in the quota module against failures. 
FossilOrigin-Name: 1cda511deb625868395a23c95346e14d0c300670
 2011-12-14 00:04:52 +00:00
drh
27cec37d8e Enhancements to test_quota.c: Remove the external dependency on 
sqlite3_win32_utf8_to_msbc().  Add an extra parameter to quota_fflush()
that will also do an fsync (or the equivalent).

FossilOrigin-Name: 92f4188f90e3cdd71f1457a6e0eb22615e4a54f4
 2011-12-13 23:26:10 +00:00
dan
27e69643cf Add a hard limit to the number of chunks a multiplexed database may consist of if ENABLE_8_3_NAMES is defined. 
FossilOrigin-Name: 43a1264088c57bf598787b7a9f5d7a2536603d67
 2011-12-13 19:03:34 +00:00
drh
c7f946297a Change the SQLITE_EXTRA_INIT routine to take a single argument which is a 
pointer to a string.  Call SQLITE_EXTRA_INIT with a NULL argument.
Fixes to multiplexor to treat the VFS properly in corner cases.  Fix the
initialization of multiplex3.test.

FossilOrigin-Name: 8e65b9132530e46c62bd1352bfc2e9c29f57af5f
 2011-12-13 18:22:38 +00:00
dan
add995cc25 Add extra tests for the multiplexor VFS. No changes to code. 
FossilOrigin-Name: c7de6f683d0fec62bc138b4a53b5cccc80c736c3
 2011-12-13 16:40:33 +00:00
drh
1cdf011da3 Merge the nx-devkit changes into trunk. 
FossilOrigin-Name: 03a70c3dae8d912fccd9d72c575dc372b198d238
 2011-12-13 15:37:12 +00:00
drh
658dd586ed Update the multiplex.test script to conform to that found in the "experimental" 
branch off of trunk.

FossilOrigin-Name: 2eb79efbff9cdab843b172e9fa9fb400c542fab1
 2011-12-13 15:25:06 +00:00
drh
5b1626aa47 Move the multiplexor changes in the experimental branch 
(check-ins [255d21499b] and [199f52bced]) into the nx-devkit branch.

FossilOrigin-Name: eb95d2f72c625bcfd0f8e9db1db2cb8799854b57
 2011-12-13 15:02:54 +00:00
drh
e5077c1211 When an sqlite3_auto_extension() function fails, report back its actual 
error code, not the generic SQLITE_ERROR.

FossilOrigin-Name: ce55f250f56fa3a1ca864f81e9e86f911b981490
 2011-12-13 04:08:36 +00:00
drh
43795e3b0b When the multiplexor FileSize procedure fails to open the file, assume that 
the file is zero bytes in size.

FossilOrigin-Name: dc8118cd89da71f2035c6ee07c0edb772bba2186
 2011-12-13 02:41:13 +00:00
drh
9797706c04 Add a compile-time shutdown procedure to be called by sqlite3_shutdown() 
to undo the effects of the compile-time initialization procedure.

FossilOrigin-Name: c2ed86f5945662a4ddcdc7b303df3f64fb3bf17d
 2011-12-13 01:34:21 +00:00
drh
73795becfe Backport a minimal set of changes needed to get 8+3 filenames and the 
multiplexor shim playing well together.

FossilOrigin-Name: c4e2ce486217c96373836bfe641f46abf891799a
 2011-12-12 20:01:12 +00:00
dan
28a67fd3f8 Fix os_unix.c so that, unless 8.3 filenames are actually in use, journal and wal file permissions are assigned correctly even if SQLITE_ENABLE_8_3_NAMES is defined. 
FossilOrigin-Name: 169e12295cca701443746b1209bd6a7714fd8988
 2011-12-12 19:48:43 +00:00
drh
663cebfeae Make sure the quota logic is usable as C++. 
FossilOrigin-Name: f4534bd3023a599691018f35389a76045e49d831
 2011-12-12 19:47:25 +00:00
dan
694592b247 Change the multiplexor VFS so that xTruncate is a no-op on database files. 
FossilOrigin-Name: ee1e012256ae8010b6b6c4895a74b6883f20e73c
 2011-12-12 18:55:44 +00:00
dan
dc8ac1dd76 Fix for the xFileSize method of test_multiplex.c when used on a file opened with the DELETEONCLOSE flag set. 
FossilOrigin-Name: 713071c493e9937a20c436b07299df428249e378
 2011-12-12 18:21:44 +00:00
drh
743e003c0e Add magic comments to shell.c to make it easier for scripts to 
insert additional version information displays for custom builds.

FossilOrigin-Name: 9b2691aa911289d74bfe3edf45937a33fb7eaa8d
 2011-12-12 16:51:50 +00:00
drh
58cd3c6162 In the multiplexor shim, when using 8+3 filenames, begin numbering journal 
overflow files with 101 instead of 001 to avoid name collisions with the
main database file.

FossilOrigin-Name: 05bf8a0b17a13a581ac973dc84ceaf66532d7f92
 2011-12-11 22:44:09 +00:00
drh
630d296c57 Update comments describing the flattening optimization in select.c. 
FossilOrigin-Name: dab4c137a852222f11179fa2ade52d17a4206dd2
 2011-12-11 21:51:04 +00:00
drh
e752cda894 Fix STAT3 so that it works with the new uninitialized register logic of 
the VDBE.  Ticket [7bbfb7d4422ff]

FossilOrigin-Name: d11a57985c394772043c63d4c2b534944be0a664
 2011-12-11 02:30:35 +00:00
drh
13e0ea9923 Fix harmless compiler warnings. 
FossilOrigin-Name: 1e6a698aab9270637d3ea00fd6b0e94f4172e875
 2011-12-11 02:29:25 +00:00
drh
4b3ac73c2f Minor cleanups of the compound-subquery flattening logic. New test cases 
added for joins the compound subquery.

FossilOrigin-Name: 5061d85ff934db3c217c97acbbbed3286d9e02aa
 2011-12-10 23:18:32 +00:00
drh
1acc6cbe00 Allow UNION ALL compounds to be promoted up to replace a simple wrapper 
SELECT even if the compounds are joins.

FossilOrigin-Name: 3d4b4f4fb7c1d9f1c742fef884383e9f50f8630e
 2011-12-10 17:17:17 +00:00
drh
678a9aa7bd Import the experimental parse-tree explainer, with fixes, from the 
tree-explain branch.

FossilOrigin-Name: bcbc7152d49107afa926c8950360c61a6cf3d244
 2011-12-10 15:55:01 +00:00
drh
a5eec8c8c3 Merge the latest trunk changes into tree-explain branch. 
FossilOrigin-Name: 1a360da0f8314f232c224c71829646bc7558892b
 2011-12-10 14:44:31 +00:00
drh
3a0c9c0298 Always use _msize() to get memory allocation sizes on windows, without having 
to do anything special in the makefile.

FossilOrigin-Name: 256e27bd118ed3ab6ecb19ad6a6494b71ac9bdd5
 2011-12-10 13:49:44 +00:00
drh
6e856bc0cc Change the VDBE so that all registers are initialized to "Invalid" instead of 
NULL and report errors on any attempted read of an Invalid register.  This
will help prevent future bugs similar to [7bbfb7d442].

FossilOrigin-Name: 0064bab77149768640d7758a3e271d5a1d63b256
 2011-12-09 18:06:44 +00:00
drh
6113450857 Remove an unnecessary condition. 
FossilOrigin-Name: d9ba023c608bce7768bc08478f9df9243f2e73ce
 2011-12-09 17:51:30 +00:00
drh
7fd3c07465 Remove an unnecessary initialization of Vdbe.aOnceFlag. 
FossilOrigin-Name: 421714dad32f3460fa40a7f65e9fa276f5e37f58
 2011-12-09 17:38:23 +00:00
drh
ec86c724ac Take out the OP_JumpOnce opcode. Revert compound SELECT to use OP_IfNot, 
which is the correct behavior.  Mark trigger registers as initially
invalid.

FossilOrigin-Name: 6a9fb47d5060fe641915f5f99cc9265409a4583b
 2011-12-09 17:27:51 +00:00
drh
f4d31bcb05 Previous check-in broke auto-increment. This check-in appears to fix it. 
FossilOrigin-Name: 28ffd39c7162c8f7139711545122cffa257911dd
 2011-12-09 16:59:19 +00:00
drh
b8475df809 Make no assumptions about the initial state of VDBE registers. 
FossilOrigin-Name: 521d72bdf67b4b1972331307345a18c231a6e1d6
 2011-12-09 16:21:19 +00:00
dan
1d8cb21fdb Modify the OP_Once opcode so that it works correctly in trigger sub-programs. This is a candidate fix for [7bbfb7d442]. 
FossilOrigin-Name: 557c69055a300b4082830b5f4803091dca1c3140
 2011-12-09 13:24:16 +00:00
mistachkin
254582f4c2 The Windows OS flavor #ifdefs must be performed after the 'windows.h' file has been included. 
FossilOrigin-Name: 3702a31e56fe02d14ce246109b318a124cad9f1a
 2011-12-09 05:52:16 +00:00
drh
f1c5726ef1 Hand merge the zone allocator for MacOS from the apple-osx branch. 
FossilOrigin-Name: 0d955c20c02da29582b5cd8df2b7124fb9d12ebb
 2011-12-08 20:41:33 +00:00
drh
8dd4afadd8 In persistent WAL mode, truncate the WAL file to the size specified by the 
journal_size_limit pragma when disconnecting from the WAL.

FossilOrigin-Name: 9687b305c2320109a8649612181eecd2e0da7c7b
 2011-12-08 19:50:32 +00:00
mistachkin
c4eef45c14 Follow the previously established pattern for detecting preprocessor defines for specific flavors of Windows (for NT in this case). 
FossilOrigin-Name: a0d92193dd5ae97608748f354aa17eb188431546
 2011-12-08 03:51:12 +00:00
drh
4e2a9c3272 Additional detail added to the tree-explain output for SELECT statements. 
FossilOrigin-Name: 7b457ea4551ba411a4747d74fb78b795cc8d9ee6
 2011-12-07 22:49:42 +00:00
drh
04b8342b83 More compact notation for the parse-tree view. 
FossilOrigin-Name: 0eb3f8b1e3a196811fb54a5e2645debe6119610a
 2011-12-07 15:33:14 +00:00
drh
23b1b37229 Cherrypick the [7e5b56b1c6] fix for the sqlite3SelectDup() routine 
into trunk.

FossilOrigin-Name: 7fc535090ca3416706dff4abce10ac2d7f775e02
 2011-12-07 01:55:51 +00:00
drh
e7e6a54504 Bug fix in sqlite3SelectDup(). Make sure the pNext pointer is valid. 
FossilOrigin-Name: 7e5b56b1c602d4adfd4496a9c877f3b685b2d360
 2011-12-07 01:47:27 +00:00
drh
a84203a074 Improvements to the data-structure explain subsystem. Most queries now 
give a reasonably detailed graph of their parse tree.

FossilOrigin-Name: 0aa7d3d2346bdddcc4e1e25ee26d13c8594885e5
 2011-12-07 01:23:51 +00:00
drh
7e02e5e6b5 Begin adding the data-structure explaining subsystem. All is contained within 
FossilOrigin-Name: 79ae51c5b1b20ed0a425a87e65a32a096a80b7e1
 2011-12-06 19:44:51 +00:00