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13377 Commits

Author SHA1 Message Date
drh
bd41d56629 Add the "mptester" tests to releasetest.tcl. 
FossilOrigin-Name: 93094a68d3a6178779878cbbe0e5e09ef31a323f
 2014-12-30 20:40:32 +00:00
dan
592bf7faf5 Ensure that when a file is extended using FCNTL_SIZE_HINT the last page is allocated on disk, even if the file will only use part of it. 
FossilOrigin-Name: c7f84717d61197afa9e0ac607c4b349361e6e2b7
 2014-12-30 19:58:31 +00:00
drh
9486c1b020 Update the threadtest3 test program so that its output summary is 
compatible with releasetest.tcl.  In threadtest3, do not record errors
that contain the string "no such table" as being fatal errors, since they
happen sometimes in a race condition in stress1.

FossilOrigin-Name: 98cb56e2401ae7e113b071df8997ba62265821d3
 2014-12-30 19:26:07 +00:00
dan
55e115f060 Fix problems with the "inmemory_journal" permutation. 
FossilOrigin-Name: 79693f0412ffb0486b974ee6c63b4231cfff5a77
 2014-12-30 18:07:34 +00:00
dan
d348c66e29 If the sorter uses mmap'd temp files, ensure all pages of the temp file have been allocated before it is accessed. Otherwise, a disk-full condition might result in a SIGBUS exception. 
FossilOrigin-Name: 776648412c30dce206f1024ff849c2cb025bb006
 2014-12-30 14:40:53 +00:00
drh
51dc84eb70 Make SQLITE_CONFIG_PCACHE_HDRSZ accurate (not an over-estimate) on 32-bit 
systems.

FossilOrigin-Name: 340b347758e570db3e739b56af0dcf3fc34525be
 2014-12-30 13:04:25 +00:00
dan
8ab4b9e964 Change notify2.test to check that sqlite3_blocking_step() uses CPU more efficiently than sqlite3_step(), not that it results in greater overall throughput for any specific number of threads. 
FossilOrigin-Name: d904d29354a5ed85d33bafe4a7143f3c5ecee790
 2014-12-30 12:03:35 +00:00
drh
37c057b8ff Round all object sizes that go into computing SQLITE_CONFIG_PCACHE_HDRSZ up 
to a multiple of 8 bytes.

FossilOrigin-Name: b28ce75f2d3a6343dc20d581dc55afae89ab5efa
 2014-12-30 00:57:29 +00:00
drh
cb281a9a2c Fix the --dryrun option in releasetest.tcl. 
FossilOrigin-Name: 0f9e549643ab94b0465e6891384dd20506708a8f
 2014-12-29 19:54:10 +00:00
dan
620315840c Fix some recently added tests so that they work with SQLITE_DEFAULT_AUTOVACUUM=1. 
FossilOrigin-Name: ef0626ab20f753f01090ca8e8a94e8b516eea55e
 2014-12-29 12:02:31 +00:00
drh
622a53d54a Reinstate an assert() by adding an "|| CORRUPT_DB" term. 
FossilOrigin-Name: 95ce20348d9b868a0407adccdb222a0e4c762945
 2014-12-29 11:50:39 +00:00
drh
277b4e446c Fix the "checksymbols" target in Makefile.in so that it actually works. 
Enhance the releasetest.tcl script to count the total number of tests
run over all configurations.

FossilOrigin-Name: 4eda1c746043acbdb7ef3e1f95bf8b01ee976479
 2014-12-29 02:55:58 +00:00
drh
e385d8876e Fix WITHOUT ROWID tables so that they correctly deal with PRIMARY KEYs that 
contain redundant columns.

FossilOrigin-Name: 0dfef6757056ef0bdea8f049f7469ccf6960e2cb
 2014-12-28 22:10:51 +00:00
drh
0ab0e05c6b Update the SQLITE_CONFIG_PAGECACHE documentation so that the maximum page 
size is correctly stated to be 65536.

FossilOrigin-Name: 3286424b4d30035de69b88ef0b2897365ff848f9
 2014-12-25 12:19:56 +00:00
drh
97876ee666 Fix the error counter in releasetest.tcl. And report the total time in 
HH:MM:SS instead of just seconds.

FossilOrigin-Name: 6396f8046242286298fecd1748a6e8e786e6794e
 2014-12-24 23:35:36 +00:00
dan
ee7172f12a Fix a failing assert() in balance_nonroot(). 
FossilOrigin-Name: e2e323145f66cca31babe1a979db6ef97038b879
 2014-12-24 18:11:50 +00:00
dan
8038953c15 When building the amalgamation with SQLITE_ENABLE_IOTRACE defined, do not mark symbol sqlite3IoTrace as static. 
FossilOrigin-Name: 5b7ca013b7171a6807b15b128e140ce160f526d3
 2014-12-24 17:17:30 +00:00
drh
a7c432c273 Merge the new and improved releasetest.tcl script into trunk. Add a 
"make releasetest" target to the autoconf makefile.

FossilOrigin-Name: 1deb00ec758c6d213da71ef64294cc816e204338
 2014-12-23 21:17:58 +00:00
mistachkin
29f98f3077 Remove 'threadtest' as a target on Windows, due to lack of pthreads. Also, change 'fulltest' to 'fulltestonly'. 
FossilOrigin-Name: a010c404b5140104b68087dcbb0698b7a85eef65
 2014-12-23 21:10:38 +00:00
mistachkin
4d03a381f8 Fix typo in library object file name. 
FossilOrigin-Name: f49566a79d05e630a86ea7b2acc04672d76d6337
 2014-12-23 21:03:09 +00:00
mistachkin
054450f0bd Permit sqlite3_shutdown() to be called with OMIT_WSD enabled and without having called sqlite3_initialize() first. 
FossilOrigin-Name: 3f7dbdb5df38bd4b8cd49d22a23b8412b8d506e5
 2014-12-23 20:42:48 +00:00
drh
e43ff920ce In the releasetest.tcl script, show the test target for each configuration 
that is run.  And show the time in HH:MM:SS.

FossilOrigin-Name: 2295e9e0a22220ccb1b9cc2b031c1d8e702a1888
 2014-12-23 20:41:13 +00:00
drh
069b8f2cb3 Add the threadtest target to Makefile.in. Add --enable-load-extension to 
the configure issued by releasetest.tcl.

FossilOrigin-Name: cb128067faabf0503dff1298ed29934f484f71bb
 2014-12-23 20:31:43 +00:00
mistachkin
7284056ad6 Draft of changes necessary to make releasetest work on Windows via MinGW. 
FossilOrigin-Name: af166c5c64216d845269410d1ac2493310694b86
 2014-12-23 20:22:57 +00:00
drh
e5d7bf1e4c Fix a potential segfault following OOM error in the test harness. The 
SQLite core itself is not at fault.

FossilOrigin-Name: 1bb26695ff28a96d740752e327c2e0a0da1d067e
 2014-12-23 20:05:19 +00:00
drh
00fa334a0b Add the "checksymbols" target to Makefile.in 
FossilOrigin-Name: 5bd73dba5e278db81f7d728c75e3142c02d37ff7
 2014-12-23 19:52:26 +00:00
drh
d477eee312 Rework the test/releasetest.tcl script so that it uses the autoconf makefile 
instead of the test/releasetest.mk makefile.  Also add options like --dryrun
and --buildonly.  Omit the --makefile option and replace it with --srcdir
with the default computed relative to the releasetest.tcl script itself.

FossilOrigin-Name: 7c85e831153f9aef2afaf981d53db38a28091be5
 2014-12-23 19:40:51 +00:00
drh
4a86d00162 Fix a typo in an evidence mark on a test script. No changes to code. 
FossilOrigin-Name: a08b0c7512287ce5ae3fffe02c092d0eb25b3a25
 2014-12-22 22:02:20 +00:00
drh
3da9c04712 Redefine the way PRAGMA data_version works: It continues to change when 
any other connection commits, including shared-cache connections, but does not
change if the local connection commits.

FossilOrigin-Name: 7a97826f33460f3b4f3890c9cf97116c3355eeda
 2014-12-22 18:41:21 +00:00
drh
dd31b4e709 Fixes to the README.md file. No changes to code. 
FossilOrigin-Name: ef4b734d1ff3dbb9c802c60dc1384033fdfd87e5
 2014-12-21 11:56:02 +00:00
mistachkin
d9d812fc38 Support manually disabling overlapped file I/O for Windows sub-platforms other than Windows CE. 
FossilOrigin-Name: b9330b887cc8bed2b6b3e6c1b269788e08ccf50d
 2014-12-20 22:21:49 +00:00
mistachkin
cd54bab6fe Minor fixes and enhancements to the SQLITE_ENABLE_API_ARMOR functionality. 
FossilOrigin-Name: cb3e4219ac9560d2773b85453aafda54b7c9346f
 2014-12-20 21:14:14 +00:00
drh
59871fe748 Add the "PRAGMA data_version" command for checking to see if a database has 
been modified.

FossilOrigin-Name: de50f25ce3226fa4929b8236c72c88b739859d5f
 2014-12-20 14:50:28 +00:00
drh
d7107b3852 Update the PRAGMA data_version command so that it reponse to changes made 
by a shared-cache database connection, and also to changes made by the same
database connection.  Add test cases to verify the new behavior.

FossilOrigin-Name: 44ee538374940c50198949f2cbb9213ba2375b6a
 2014-12-20 14:34:02 +00:00
mistachkin
129a752bad Merge updates from trunk. 
FossilOrigin-Name: 555fb71f6c479936446c2ce75b1b120a9a121f49
 2014-12-19 22:20:27 +00:00
drh
0d339e44a0 Adding test cases for the "PRAGMA data_version" command. 
FossilOrigin-Name: c5fb7d6a106d46f10e71abe3a6d4243b21ed02a5
 2014-12-19 20:27:02 +00:00
drh
9161856495 Experimental "PRAGMA data_version" command for detecting when another process 
has changed the database file.

FossilOrigin-Name: 43db1f44bce5a0ee50197b95ab0d844540b69d86
 2014-12-19 19:28:02 +00:00
drh
8e755e7e19 Simplify the implementation of the "header-value" pragmas (schema_version, 
user_version, freelist_count, and application_id) by making them more
table-driven.

FossilOrigin-Name: da27a09d1d991583b59997f6cc67efa28ffd9d6a
 2014-12-19 18:49:55 +00:00
dan
1ac5fed3a7 Experimental opimizations to speed up FK constraint CASCADE and SET NULL action processing. 
FossilOrigin-Name: 8c5dd6cc259e0cdaaddaa52ccfa96fee6b166906
 2014-12-17 15:03:50 +00:00
dan
d457271130 Fix some comments in fkey.c. Add tests to fkey8.test. 
FossilOrigin-Name: 210cb2a6aaf780365064a26c0c99926bd6346e19
 2014-12-17 14:38:45 +00:00
dan
0466883300 Experimental opimizations to speed up FK constraint CASCADE and SET NULL action processing. 
FossilOrigin-Name: 35a20a5f22245c70faa51965951e8cc011defa93
 2014-12-16 20:13:30 +00:00
drh
e8d1777a2d Fix the e_walauto.test script so that it works on windows. 
FossilOrigin-Name: 7d092ebb6724c3c0fdc05dc94ca767d158933fb5
 2014-12-16 12:46:38 +00:00
drh
58cca03ce5 Enhanced "stress2" testing in the threadtest3.c test program. 
FossilOrigin-Name: ae43539e62e76676a3daf561b629a1b9b4e2d2c9
 2014-12-16 00:20:07 +00:00
drh
7efa426ee9 Make sure the sqlite3BtreeCount() routine does not leave index cursors in an 
inconsistent state, as doing so might result in an assertion fault inside
of sqlite3BtreeKey() called from saveAllCursors() if content is deleted out
from under the statement that issued the sqlite3BtreeCount() call.

FossilOrigin-Name: 5b1b697040116048e464b3ebab8395fe088e389a
 2014-12-16 00:08:31 +00:00
dan
1ee46c01b4 Changes to threadtest3 so that "stress2" is more similar to the SDS stress test. 
FossilOrigin-Name: 5648af96d8e2521c5b0cca19f1358374d032394d
 2014-12-15 20:49:26 +00:00
dan
9af10620ec Add new test file e_walauto.test. 
FossilOrigin-Name: 62ef45140cdbff5eeb8bef506db8b78ced3ace94
 2014-12-15 16:27:12 +00:00
dan
d44b786ff6 Fix errors in threadtest3 tests caused by earlier tests neglecting to close database handles. 
FossilOrigin-Name: 1d44f1b1a9fefeb2449892775c59765c46784eb1
 2014-12-15 08:46:17 +00:00
dan
053542d72a Further enhancements to threadtest3 stress tests. 
FossilOrigin-Name: ba772cff602ca7c3c0c91451e701f52a872e7a14
 2014-12-13 17:41:48 +00:00
drh
9bd3cc4681 Add extra tests to threadtest4.c. Fix a benign data race accessing the 
text encoding using ENC(db).

FossilOrigin-Name: d7bb7ea4ab97ad26f4c84c9b8dc2827010093803
 2014-12-12 23:17:54 +00:00
dan
0420954606 Add extra tests to threadtest3. 
FossilOrigin-Name: f6bf86f907cbff31bed3cbfc922c10c973575498
 2014-12-12 16:39:38 +00:00
drh
ef15c6e9e6 Add new tests to the threadtest4.c program. Fix a long-standing data race 
in WAL mode for shared-cache.

FossilOrigin-Name: d8d3e6d04cbb9e3033ad8613e3dbd4ad0b01765a
 2014-12-12 01:27:17 +00:00
drh
2ea0bafae2 Remove the KeyInfo cache (for now - perhaps we will add it back in later - or 
maybe not since it provides negligible benefit but adds a lot of complexity
and thread-safety risk).  Add a mutex to ATTACH to deal with a data race.

FossilOrigin-Name: 03c443eaf24413d6faaa91a33575d9dfd3528b5c
 2014-12-12 00:52:10 +00:00
drh
5942b01611 Make sure the Btree mutex is held when setting the locking mode and the 
secure delete flag when attaching a shared-cache database.

FossilOrigin-Name: 6bef7ede2bbf0a51729e1943b0b0c895cb57c718
 2014-12-12 00:40:58 +00:00
drh
5f5c1a0186 Merge the cell overflow page number cache thread race fix from trunk. 
FossilOrigin-Name: cefad47ec2ad58d7ecd58bab9a261e4d5816cd69
 2014-12-12 00:26:59 +00:00
drh
18b67f3f0d Fix a bug in the threadtest4.c program. Remove the keyinfo cache as it provides 
minimal performance improvements, and then only at SQL preparation time, not
at runtime, and it has problems with data races in shared-cache mode.  We might
later add the keyinfo cache back but only enable it when shared-cache mode
is off.

FossilOrigin-Name: b7489f9451628c68f1dfc1d457fc161a0921c631
 2014-12-12 00:20:37 +00:00
drh
1e57430e63 Add the threadtest4.c test program. Not yet working. 
FossilOrigin-Name: ec3a74469ca2f0f3fb7d82a05fdac7500354e78f
 2014-12-11 19:29:42 +00:00
dan
857536623a Fix a race condition to do with very large index keys in shared-cache mode. 
FossilOrigin-Name: fc157dd7f18c94b7ae5f155e1b4a5d7714b7da8c
 2014-12-11 16:38:18 +00:00
drh
0a3520c0f4 Fix a typo in the documentation for sqlite3_threadsafe(). 
FossilOrigin-Name: 258e747bb7e3a2bc46f932cc2b06c2689d43aeb0
 2014-12-11 15:27:04 +00:00
mistachkin
dd11f2d930 Update a comment. 
FossilOrigin-Name: e0e102a0bd9d07bccdb1feb95767cb81fb57c29f
 2014-12-11 04:49:46 +00:00
mistachkin
44b99f7e2e Rename a structure member to improve code clarity. 
FossilOrigin-Name: d48eda16ef8a84a93de9c6f38f794aceb4a6ba0d
 2014-12-11 03:29:14 +00:00
mistachkin
44ca920625 Remove an unused structure member. 
FossilOrigin-Name: d8404340cb01af440feebd19d291eb7198cfa576
 2014-12-11 03:25:05 +00:00
mistachkin
f1f84a6ec1 Further simplify shell mode changes. 
FossilOrigin-Name: cf9c6e7eea4cab073e608e6fefdd24be87a8abeb
 2014-12-11 03:20:58 +00:00
mistachkin
e0d6885f17 Simplify and cleanup the implementation of the new ASCII mode for the shell. 
FossilOrigin-Name: 66a28f7abaeaf1ebe6e43d856af88ac64b1ff230
 2014-12-11 03:12:33 +00:00
mistachkin
31868243e2 Merge updates from trunk. 
FossilOrigin-Name: 5b5d3e4d0d158594c0db05ddbf4d926b65825042
 2014-12-11 02:28:42 +00:00
dan
1f03b86523 Fix a typo causing a test error in e_walhook.test. 
FossilOrigin-Name: d9f916ba09f1a61684b4d59548ab6cf71cdb6a37
 2014-12-10 20:57:20 +00:00
dan
6e45e0c8d7 Add new test file e_walhook.test. 
FossilOrigin-Name: 2eb6d3e4fbe388ef28e4b7b846e9e8a4361517a4
 2014-12-10 20:29:49 +00:00
mistachkin
684ec98fe3 Revise mutex handling by the sqlite3_win32_reset_heap() function. 
FossilOrigin-Name: eacb3b7baa910e84f984b8e45695a2a2f5a4c861
 2014-12-10 17:34:48 +00:00
drh
6f7febffa2 Fix typos in the documentation for sqlite3_table_column_metadata(). 
No changes to code.

FossilOrigin-Name: 3528f8dd39acace8eeb7337994c8617313f4b04b
 2014-12-10 04:58:43 +00:00
drh
45d1b20639 Fix the sqlite3_table_column_metadata() routine so that it gives the correct 
answer for the "rowid" column in a WITHOUT ROWID table.  Enhance it so that
it can be used to check for the existence of a table by setting the column
name parameter to NULL.  The routine is now included in the build by
default, even without the SQLITE_ENABLE_COLUMN_METADATA compile-time option.

FossilOrigin-Name: cf9be419a16156a9814e1378bb49b780de977343
 2014-12-09 22:24:42 +00:00
dan
9778bd7292 Add extra tests to e_walckpt.test. 
FossilOrigin-Name: 84f9581019961efa31297f8be48427b17bcca857
 2014-12-09 20:13:40 +00:00
drh
80cdfd199b Lower the default SQLITE_SORTER_PMASZ value back to 10, where it has been for 
the past couple of releases.  Applications that need a larger value can set
one.

FossilOrigin-Name: 1ba8911c18f2fe34c20dc42f25a8f3c1c798fa7a
 2014-12-09 19:16:41 +00:00
drh
8c3026ecf3 Make the sqlite3_table_column_metadata() interface available by default and 
without requiring the SQLITE_ENABLE_COLUMN_METADATA compile-time option.
Other sqlite3_column_* interfaces that have a run-time penalty even if they
are unused still require the SQLITE_ENABLE_COLUMN_METADATA option at
compile-time.

FossilOrigin-Name: 4f7549ff924b8ed8f90fc447cd4be11421453984
 2014-12-09 19:07:29 +00:00
drh
f5471925c9 Add the SQLITE_REVERSE_UNORDERED_SELECTS compile-time option that causes the 
"PRAGMA reverse_unordered_selects" setting to be on by default.

FossilOrigin-Name: 75a803e694d2c4e67579f45d54a0aaf120411a6e
 2014-12-09 15:12:11 +00:00
drh
b11c3f22b8 Increase the default minimum PMA size for multi-threaded sorting from 10x 
the page size to 250x the page size.  Provide the SQLITE_SORTER_PMASZ
compile-time option to change this default.

FossilOrigin-Name: b05340fe3cd5f1676a55023228dc8d1a92de5936
 2014-12-09 14:42:49 +00:00
mistachkin
0fbd7350a1 Fix harmless compiler warning. 
FossilOrigin-Name: e97b7a8b4df784d148fefb9554da0f511e351d9f
 2014-12-09 04:26:56 +00:00
dan
785a38f066 Add extra tests to e_walckpt.test. 
FossilOrigin-Name: d6832aa24c8d93b4532a651b86605bd0a0d0aa78
 2014-12-08 20:29:23 +00:00
dan
0235a0331f Add missing mutex calls around a call to sqlite3SchemaGet() within sqlite3_open(). 
FossilOrigin-Name: 45415899545767888d36dcc0bafaf0ef415d94c2
 2014-12-08 20:20:16 +00:00
drh
b88c7b550c Add a missing mutex around calls to clear the KeyInfo cache when closing 
a database connection.

FossilOrigin-Name: 7047ce32a234484b8ba15311e6560aa74ff692c9
 2014-12-08 18:08:45 +00:00
dan
8f1eb8a1cb Avoid accessing a single uninitialized byte when moving a rare 3-byte cell from an internal page to a leaf. This was not actually causing a problem, just a valgrind warning. 
FossilOrigin-Name: 6aeece19a235344be2537e66a3fe08b1febfb5a0
 2014-12-06 14:56:49 +00:00
drh
d52d52be80 Fix a (harmless) uninitialized variable reference in b-tree balancing for 
auto-vacuumed tables with overflow pages.

FossilOrigin-Name: dd1dd4451f468599f7a0c2f7b5ee6125db3bb152
 2014-12-06 02:05:44 +00:00
drh
cd934c3d2c Avoid a potential NULL pointer deference in the sqlite3_stmt_scanstatus() 
logic.

FossilOrigin-Name: 42d44adc13d52b8dd571c9375eb48298123d5a60
 2014-12-05 21:18:19 +00:00
dan
5cca94ea71 Fix a buffer overread that might occur in analyze.c if SQLITE_ENABLE_STAT4 was defined. 
FossilOrigin-Name: c1ae1268b9023a771fda98f26bf451c6066fe70b
 2014-12-05 21:04:26 +00:00
dan
2928d32791 Add new test file e_walckpt.test. Still some tests to come. 
FossilOrigin-Name: e4db3db3a65ecfd4069a40d436aa7a5512d61a30
 2014-12-05 20:46:19 +00:00
drh
fe32daaeaa Make sure the WhereTerm objects are fully zeroed when they are allocated. 
FossilOrigin-Name: fdb667335c2250239a66143aec4235325dec8274
 2014-12-05 19:50:58 +00:00
drh
ebdb81dd45 The KeyInfo cache must be cleared before closing the btree, not after. 
Revised fix for ticket [e4a18565a36884b00edf].

FossilOrigin-Name: 7ed3346e8c10dbf52fd44ab69900699d4f7ad3fd
 2014-12-05 15:31:33 +00:00
drh
318dc0b425 When closing a (shared-cache) database connection, be sure to clear out 
all KeyInfo objects cached on Index objects. 
Fix for ticket [e4a18565a36884b00edf].

FossilOrigin-Name: adca7688de20ff40d8ddf2107dfaf92af3873b83
 2014-12-05 14:44:57 +00:00
drh
351064b452 Improved comment on the sharedB.test test script. 
FossilOrigin-Name: 71f589e3f82a07513425e212072f32748c0732d4
 2014-12-05 14:34:30 +00:00
drh
a895a4d22c Test case demonstrating the problem described by 
ticket [e4a18565a36884b00edf].

FossilOrigin-Name: ffea3e905adc108d2dc37f5d6da2024f0389f176
 2014-12-05 14:07:53 +00:00
drh
ffc8f3e201 When closing a (shared-cache) database connection, be sure to clear out all 
KeyInfo objects cached on Index objects.
Proposed fix for ticket [e4a18565a36884b00edf].

FossilOrigin-Name: 651ed97de13234be60a1138a98b06d308449a791
 2014-12-05 05:38:02 +00:00
drh
2c3abeb8c3 Fix compiler warnings. 
FossilOrigin-Name: e9955c0e14d13ba1411f013acb4979958dae2516
 2014-12-05 00:32:09 +00:00
drh
5de7d966bd Fix the autoconf and MSVC makefiles, which have been broken for nearly a 
month.  :-(

FossilOrigin-Name: 520c2b838da8b230487c8c66f3ba8e5daa1ca886
 2014-12-05 00:17:39 +00:00
drh
dea7d70d1b Make sure that a DISTINCT query with an ORDER BY works correctly even if 
it uses a descending index.  Fix for ticket [c5ea805691bfc4204b1cb9e].

FossilOrigin-Name: 0d3aef97ebddf422b8bdcbc5878970c6129e3f54
 2014-12-04 21:54:58 +00:00
drh
1d32488037 Performance enhancement for single-table queries with many OR-connected 
WHERE clause terms and multiple indexes with the same left-most columns.

FossilOrigin-Name: 1461d543ac8a3e4a54405067893146c74576bb4e
 2014-12-04 20:24:50 +00:00
drh
72673a24e2 If a table is the right operand of a LEFT JOIN, then any column of that 
table can be NULL even if that column as a NOT NULL constraint.
Fix for ticket [6f2222d550f5b0ee7ed].

FossilOrigin-Name: 6f6fcbe4736b9468a495c684d5eebc8bfe5c566a
 2014-12-04 16:27:17 +00:00
drh
d8922052b2 Clarification of the meaning of the second parameter to the busy-handler 
callback.  No changes to code.

FossilOrigin-Name: 1e2bc484f8e7766a493bfeab04d82e50f37217b8
 2014-12-04 15:02:03 +00:00
drh
063970a15f Fix comment typos reported on the mailing list. No changes to code. 
FossilOrigin-Name: 93a71c9f058b58d11187293a1e8d5324d0911880
 2014-12-04 14:01:39 +00:00
drh
a25165fa68 Add an implementation mark and fix a comment describing the OP_Checkpoint 
opcode.

FossilOrigin-Name: 7475b90c558157802b036162376fceacc1b9ab4a
 2014-12-04 04:50:59 +00:00
drh
dd90d7ee81 Add evidence marks and assert()s used as evidence for checkpoint requirements. 
FossilOrigin-Name: b2da8afc7657266fbe8e683c6e50fe18216cbcf3
 2014-12-03 19:25:41 +00:00
drh
86e166a778 Fix over-length comment lines in sqlite.h.in. No changes to code. 
FossilOrigin-Name: cbd357fd8c25c9c6043063710a3e2a89ff8b4575
 2014-12-03 19:08:00 +00:00
drh
bb9a378df3 Simplify the sqlite3_wal_checkpoint() documentation. Add some source code 
evidence marks.

FossilOrigin-Name: 026c44ff2c092b14faa19985dd46873aeb8727dc
 2014-12-03 18:32:47 +00:00
drh
5b875311a3 Futher tweaks to the sqlite3_wal_checkpoint_v2() documentation. 
FossilOrigin-Name: 7d284d047b0677fb4532df5aae06f5bad997f5e9
 2014-12-03 16:30:27 +00:00
drh
2d2e7bfeff Updates to the documentation for sqlite3_wal_checkpoint_v2() and related 
interfaces, including adding many requirements marks.

FossilOrigin-Name: 1e212d9899387344fd62c7b6fbcc59ea885b6d7c
 2014-12-03 15:50:09 +00:00
drh
2f89546001 Add support for SQLITE_CHECKPOINT_TRUNCATE. 
FossilOrigin-Name: edda2b9e7a15ed486de81b10dd9bacd39c571d3f
 2014-12-02 20:51:52 +00:00
dan
0fe8c1b967 When attempting to restart a wal file, make any required calls to sqlite3_randomness() before waiting on or checking for wal file readers. This restores the behaviour exhibited by the trunk. 
FossilOrigin-Name: 6ee08769f0ffbb3d620c66b89180ece7782dc820
 2014-12-02 19:35:09 +00:00
dan
f26a1549ac Add the SQLITE_CHECKPOINT_TRUNCATE option. 
FossilOrigin-Name: 8e20a43419e46b6b9d1f60ec7ea420bbfb3ef358
 2014-12-02 19:04:54 +00:00
drh
1fd2d7d471 Convert two unreachable branches into assert() statements. 
FossilOrigin-Name: 61b31e771430f490fc2c4cef55046debc4a5f4f5
 2014-12-02 16:16:47 +00:00
drh
9b5444af6c Work around overzealous NULL pointer checking in memcpy() and memset() for 
some systems.

FossilOrigin-Name: 0d04f380e1bd17104b3cf76b64d0cfc79a726606
 2014-12-02 13:46:53 +00:00
drh
ac5649a985 Remove the ill-designed "-end" option from the command-line shell. Instead, 
allow multiple SQL or dot-commands as command-line arguments.  Any -cmd
commands are processed first, followed by other command-line arguments, for
backwards compatibility.

FossilOrigin-Name: 24fa2e9832daaa5d68ee28a00c56c55f97a4da9e
 2014-11-28 13:35:03 +00:00
drh
cb7fe0ab9c Add the -end option to the command-line shell, which forces it to exit after 
reading prior command-line options (presumably including one or more -cmd
options) and without reading standard input.

FossilOrigin-Name: b59397b1f1e32c478b5fa96659cd4300177d39f7
 2014-11-28 11:54:44 +00:00
dan
d89b834f54 Fix a buffer overread during compilation of CREATE VIRTUAL TABLE statements that featured an explicit database name but no virtual table arguments. For example, "CREATE VIRTUAL TABLE main.ft USING fts4". 
FossilOrigin-Name: f095cde579e7417306e11b5c1d2dd90b6bb547d5
 2014-11-27 11:36:36 +00:00
drh
3f2d22e1a3 More test cases for the balancer. 
FossilOrigin-Name: 358ea818f7ea5aa55bafaf4057e9fc7a5fd77c11
 2014-11-27 04:23:19 +00:00
drh
5ab63775dd Fix a problem in the new b-tree balancer that was causing corruption of 
the fragmentation count.

FossilOrigin-Name: f242394e079dd185aad90f2aee902a5edf27e150
 2014-11-27 03:46:04 +00:00
dan
0a79238b39 Fix an integer overflow bug in vdbesort.c. 
FossilOrigin-Name: 623827192532f08b68bc0eb9ed1449e173361f0c
 2014-11-25 18:59:55 +00:00
drh
0da10d3289 Always reinitialized the Index.bUnordered and Index.noSkipscan flags before 
rereading the sqlite_stat1 table, even if SQLITE_ENABLE_STAT4 is defined.

FossilOrigin-Name: 1e1221fc4823a6bb6fc5d2408732e27aca585de9
 2014-11-22 21:37:00 +00:00
drh
ab4624d005 Fix an error in the comments from the previous check-in. 
FossilOrigin-Name: 9660ce541837ccd8df415641a922274e093056aa
 2014-11-22 19:52:10 +00:00
drh
7a1bca7e74 Deploy heuristics (well-commented) to better estimate how much unindexed terms 
in the WHERE clause filter the number of output rows from a single table.

FossilOrigin-Name: 221659945c3f78d3b6789bfe8fdeb8d3ee1fa038
 2014-11-22 18:50:44 +00:00
drh
a3898250d4 Remove a redundant test case (probably a copy/paste error). Add an assert() 
to where.c to ensure that automatic indexes do not have there output row 
counts adjusted downward by supplementary constraints.

FossilOrigin-Name: eea47933493c85a85247ad383bd148b06f627d04
 2014-11-22 12:22:13 +00:00
drh
643091f071 Fix a typo in a requirements mark on the abs() SQL function. 
FossilOrigin-Name: b1e6c02f8b9a2afaa12ac15a33e3f698c3be27d6
 2014-11-20 23:21:23 +00:00
drh
2d8233157d Fix a benign test error on PRAGMA collation_list 
introduced by a recent checkin.

FossilOrigin-Name: 332cc9591d05508ac9cb56fde2b82e20e0342d1f
 2014-11-20 23:11:30 +00:00
drh
341eca7f68 Updates to requirements tags on the mutex documentation. 
FossilOrigin-Name: fcf8b7e4c6c3893e2004a28dc9f0f677907b4ba9
 2014-11-20 23:03:42 +00:00
drh
5e3b49bc42 Add requirements marks on the built-in collating functions. 
FossilOrigin-Name: 4b608b62ac8d4eafdb76192b3b5db272332a4bfd
 2014-11-20 19:22:26 +00:00
drh
fdab02635c Ensure that when the number of cells on a page drops to zero that the freelist 
and fragment counter are both cleared.  Also add evidence marks corresponding
to file-format documentation.

FossilOrigin-Name: ef9fbc08b0a047042deeb2d6007d67028fefb9e2
 2014-11-20 15:30:50 +00:00
drh
1b40e63f9b Fix the encoding of some integers to use the minimum amount of space: 
-128, -32768, -8388608, -217483648, and -140737488355328.

FossilOrigin-Name: 2d7c8da5f16e64eaa7b0c2d66898682ea3d102a0
 2014-11-20 02:58:10 +00:00
drh
654858d7f4 Add some requirements marks to the record formatting logic. Comment changes 
only - the code is unaltered.

FossilOrigin-Name: 9a9627e178a67bbfc85366aaea900e674d22fb53
 2014-11-20 02:18:14 +00:00
drh
113762a284 Add new requirements marks associated with the file format documentation. 
No changes to code.

FossilOrigin-Name: 6d00bcca6ed1903fb17275752cab71c14392355b
 2014-11-19 16:36:25 +00:00
drh
42a7b4bac9 Completely remove an assert() that had previously been commented out. 
FossilOrigin-Name: 89b3c1c4555c98c633089b21cdd2a1a3a1e751eb
 2014-11-19 14:31:12 +00:00
drh
664f85dd59 Add an ALWAYS on an always-true branch in wal.c. 
Fix the ANALYZE command so that it resets the "unordered" and "noskipscan"
flags on indices when reloading the sqlite_stat1 table.

FossilOrigin-Name: 9ed97a85feee6593faefa2b54cc4cf9a60f515f9
 2014-11-19 14:05:41 +00:00
drh
fead4ed8f3 Adding the "noskipscan" token to an sqlite_stat1.stat field prevents 
an index for being used with the skip-scan algorithm.

FossilOrigin-Name: 4461bf045d8eecf98478035efcdba3f41c709bc5
 2014-11-18 21:54:31 +00:00
drh
36ff0bf684 Allow an automatic index to be used if the only uses of declared indexes for 
the same loop use the skip-scan algorithm.

FossilOrigin-Name: c52f7971e90cac1058d6b66c9e334cbc8607def3
 2014-11-18 21:45:35 +00:00
drh
64b600ff13 Merge in all the other ROLLBACK fixes from the branch-3.8.7 branch. 
I don't know why I was doing them one-by-one.

FossilOrigin-Name: 296b0c7397790ceadbdb330959e962f6491abc3e
 2014-11-18 20:49:30 +00:00
drh
bea3b976a9 Fix a bug in the sqlite3TripAllCursors() routine that prevents it from 
reporting errors.  It is unknown at this time whether or not this omission can
result in any incorrect result in an actual query.

FossilOrigin-Name: 2896f2640ab3e102ee248d20fb68c497817524eb
 2014-11-18 20:22:05 +00:00
drh
58f95c43ad Update a couple of test cases to account for the fact that ROLLBACK does not always abort all running SELECT statements. 
FossilOrigin-Name: abccda769a3f6b755c3bf70b5fb31a5e16718ef3
 2014-11-18 20:16:27 +00:00
drh
bb8f925294 Increment the version number to 3.8.7.2 
FossilOrigin-Name: 945a9e687fdfee5f7103d85d131024e85d594ac3
 2014-11-18 12:28:52 +00:00
drh
4429c20b86 Add an ALWAYS() to an always-true conditional in the WAL rollback logic. 
FossilOrigin-Name: c5eae8a60d474131fbfa4d0c2b459005267e8be4
 2014-11-18 02:44:32 +00:00
drh
c5352b996a Remove code from sqlite3BtreeKeySize() made unreachable by the previous 
check-in.

FossilOrigin-Name: 57c4aa988c8eda3cc513c1e5df5804d88bee99a0
 2014-11-17 20:33:07 +00:00
dan
756d3b3e9d Avoid calling sqlite3BtreeKeysize() on a b-tree cursor in SKIPNEXT or SKIPPREV state. 
FossilOrigin-Name: 2f2ecb994889acb783616acb7307f8fed962d213
 2014-11-17 19:44:44 +00:00
dan
2b8669a9da Avoid calling sqlite3BtreeKeysize() on a b-tree cursor in SKIPNEXT or SKIPPREV state. 
FossilOrigin-Name: 54e7d3fcb1ab21c03ffef1af93ae029a2901098a
 2014-11-17 19:42:48 +00:00
drh
d816e00d13 Improved comments on the BtCursor.skipNext field. No changes to code. 
FossilOrigin-Name: e956e7db057d1112badf5e0671cea95201385b44
 2014-11-17 19:25:15 +00:00
drh
77b1deec40 When a SELECT statement is terminated by a ROLLBACK TO operation, make the 
error message be "abort due to ROLLBACK" rather than 
"callback requested query abort".

FossilOrigin-Name: 34fc4a082c192830e48f643549c04a4f91912b8b
 2014-11-17 17:13:06 +00:00
drh
13835c41e8 Fix a bug in the sqlite3TripAllCursors() routine that prevents it from 
reporting errors.  It is unknown at this time whether or not this omission can
result in any incorrect result in an actual query.

FossilOrigin-Name: 42588207ff5451cb785c394633e1ab631fb82f01
 2014-11-17 15:32:47 +00:00
dan
302f583aa4 Update a couple of test cases to account for the fact that ROLLBACK does not always abort all running SELECT statements. 
FossilOrigin-Name: eba171e980fa4491dfee9d7e4df50c87a0ebbf87
 2014-11-17 15:22:08 +00:00
drh
f9df2fbdcd Adding the "noskipscan" token to an sqlite_stat1.stat field prevents an 
index for being used with the skip-scan algorithm.

FossilOrigin-Name: 00fe09505792cd0d104b2da9d040f023e30fa871
 2014-11-15 19:08:13 +00:00
dan
70273d0bab Consider using an automatic-index for a scan even if there exists a possible skip-scan that uses one or more "=" operators. 
FossilOrigin-Name: 93642a65ef3d53ece322ffd85233b68fc9a86c9d
 2014-11-14 19:34:20 +00:00
drh
0a9d9d566e Do not automatically remove the DISTINCT keyword from "a IN (SELECT DISTINCT ...)" expressions. Fix for [db87229497]. 
FossilOrigin-Name: 98457a57d642b35917eb9ad8f70065e273aad206
 2014-11-14 15:42:23 +00:00
dan
dd715f7c57 Do not automatically remove the DISTINCT keyword from "a IN (SELECT DISTINCT ...)" expressions. Fix for [db87229497]. 
FossilOrigin-Name: 55e453aadbb676dda07f0fa537d39ce184ef636c
 2014-11-14 15:28:33 +00:00
dan
8ac1a67eff Modify the documentation for sqlite3_backup_init() to indicate that it will fail if there is already a read or read-write transaction open on the destination database. 
FossilOrigin-Name: ef03a203351a6002e2b1075139717e4234c816cd
 2014-11-13 14:30:56 +00:00
dan
fad01993b7 Have calls to sqlite3_backup_init() fail if there is already a read or read-write transaction open on the destination database. 
FossilOrigin-Name: 169b5505498c0a7ee2b5dbb2ba13c41dfaa7c62f
 2014-11-13 14:18:25 +00:00
drh
6f9c5669e2 When a transaction or savepoint rollback occurs, save the positions of all open read-cursors so that they can be restored following the rollback operation. Cherry-pick of check-in [dd03a2802f3f27] 
FossilOrigin-Name: 402780a9c8df9e7ea898bdca49c1191042fe387a
 2014-11-13 13:42:39 +00:00
dan
d7b06909ad Add further tests for rollback operations in the presence of ongoing selects. 
FossilOrigin-Name: eaf3aae014f59c8d37aa20aa31d54cf13f9e86fc
 2014-11-12 17:45:37 +00:00
dan
8023104252 When a transaction or savepoint rollback occurs, save the positions of all open read-cursors so that they can be restored following the rollback operation. 
FossilOrigin-Name: dd03a2802f3f276525f3cef9a93f825dd8606626
 2014-11-12 14:56:02 +00:00
drh
5a2c8c885c Fix the %c format character in sqlite3VXPrintf() so that it correctly handles precisions larger than 70. 
FossilOrigin-Name: 839a6df9f98b90fb593534a62145d9c913540bae
 2014-11-12 14:12:28 +00:00
drh
51a205410c Make sure that NULL results from OP_Column are fully and completely NULL and do not have the MEM_Ephem bit set. Fix for ticket [094d39a4c95ee4]. 
FossilOrigin-Name: e1017745e183f5d7429ce787ec2feef946a24f0f
 2014-11-12 14:07:28 +00:00
drh
85fabf1444 This is a cherry-pick of version [b5df5ac052]. 
FossilOrigin-Name: d4b2d5d066891e06f2bf4337902b44b000fa9fd2
 2014-11-11 22:55:26 +00:00
mistachkin
bfa395d085 Remove some calls to the 'breakpoint' test command. 
FossilOrigin-Name: 1412fcc480799ecbd68d44dd18d5bad40e20ccf1
 2014-11-11 19:07:56 +00:00
dan
2d8e3caa2e Add tests for sqlite3_blob_bytes(). 
FossilOrigin-Name: a066a3832a7c6de65c3016e77e49ac00e09db749
 2014-11-11 16:11:04 +00:00
drh
949d43a5fd Permit read operations to continue after a ROLLBACK as long as the schema 
does not change.

FossilOrigin-Name: b5df5ac0529f7b0d1e880a7f4a307e7d77b7fa6c
 2014-11-11 14:59:31 +00:00
dan
43f4066e10 Add new test file e_blobclose.test, containing tests for sqlite3_blob_close(). 
FossilOrigin-Name: 5a1eac2419b1462e6f21595a3fff26d9cc49d203
 2014-11-11 12:20:35 +00:00
drh
47b7fc7843 Experimental changes that permit read operations to continue after a 
ROLLBACK, as long as the schema is unchanged.

FossilOrigin-Name: fa6e6a9ae276cad60e9a4abc1bc23cf2809ea786
 2014-11-11 01:33:57 +00:00
drh
de58f4fe7f New test cases for deleting content out from under a SELECT statement. 
FossilOrigin-Name: 8289c3e9b47f7c2a606a88839f6bf615f8904ac2
 2014-11-10 19:16:59 +00:00
dan
923c4b35be Add test file e_blobwrite.test, containing tests for the sqlite3_blob_write() interface. 
FossilOrigin-Name: 1df77e5f1bd82de4dc92fe28359c3e56ab3f9ed4
 2014-11-10 17:53:03 +00:00
drh
1728bcb07f Add the eval() SQL function extension in ext/misc/eval.c. 
FossilOrigin-Name: 27cf665b957f2c0ced403e3032099e80c295598f
 2014-11-10 16:49:56 +00:00
drh
4ace5362c2 Shorten over-length source code lines in shell.c. 
FossilOrigin-Name: 7f3819f6422badd344c1264b0cd2f2c7afe077df
 2014-11-10 14:42:28 +00:00
dan
b391b94431 Add new test file e_blobopen.test, containing tests for sqlite3_blob_open(). 
FossilOrigin-Name: ecbccd0e594d22b3ae7fabc8037951dc49570bc3
 2014-11-07 14:41:11 +00:00
drh
97d3898335 Fix another harmless comment typo. 
FossilOrigin-Name: b45bc80bb16f07192d84fd14433bb724a84d4146
 2014-11-07 14:37:32 +00:00
drh
9a06d30bb5 In the ".scanstats on" output from the shell, round the estRows value to 
the nearest integer, rather than rounding toward zero.

FossilOrigin-Name: 5700508535c35ac6b158b527e1d47e529e8e28ab
 2014-11-07 13:52:44 +00:00
drh
86a11b8a6a Fix harmless typos in comments. 
FossilOrigin-Name: 94c564da4c2cf5dffe58fdf7a180e9ba4cc3de69
 2014-11-07 13:24:29 +00:00
drh
6137138ded Fix typo in sqlite3.h reported on the mailing list. 
FossilOrigin-Name: 402703212a8488f8b571ce170b3b6c7374bd7daa
 2014-11-07 11:39:16 +00:00
drh
8790b6e860 Update documentation on sqlite3_config() and add corresponding evidence marks. 
FossilOrigin-Name: 360c8ca11c3315c8e08c7c52ff5468e3f723e562
 2014-11-07 01:43:56 +00:00
drh
b1a6eada1d Added SQLITE_SCANSTAT_SELECTID. Change the value returned by 
SQLITE_SCANSTAT_EST from sqlite3_int64 to double.  Enhanced the formatting
and display of scan statistics using the ".scanstats on" command in the
shell.

FossilOrigin-Name: 20c7614addb8494cd7f40263a50fa6f428cce1c7
 2014-11-06 14:43:53 +00:00
drh
15f23c2cf0 Further improvements to the ".scanstats on" display in the shell. Be sure 
to show the results of all subqueries even if there are gaps in the 
SELECTID values.  Add ".scanstats" to the ".help" output.

FossilOrigin-Name: ee922682bb7235dbcd23a22fcfdfa188f6d3228a
 2014-11-06 12:46:16 +00:00
drh
179bac3a14 On the ".scanstats on" output in the shell, initialize the estimated count for 
the first loop of each subquery to the actual loop count.

FossilOrigin-Name: d1c51c8455d5ce972a77720c2d56228646ced27c
 2014-11-06 12:17:24 +00:00
drh
42f30bce11 Changes the formatting of ".scanstats on" in the shell so that the stats for 
subqueries are grouped together and occur after the main query.

FossilOrigin-Name: eacbbd8849db9b023eff15ef1cb42ec941299433
 2014-11-06 12:08:21 +00:00
drh
c6652b1efe Add the SQLITE_SCANSTAT_SELECTID metric. Use it to improve the 
".stmtscan on" output in the shell.

FossilOrigin-Name: 64ad5761a841f71530d41565b9fbe9d19c2d6aff
 2014-11-06 04:42:20 +00:00
drh
518140ed04 Change the SQLITE_SCANSTAT_EST parameter so that it returns a double for 
the estimated number of output rows per loop, rather than a 64-bit integer.
Revise the output format for the ".scanstats on" in the shell to make use
of this new capability.

FossilOrigin-Name: f9684000665ae7ef6f89c3773612b8286b8f545a
 2014-11-06 03:55:10 +00:00
drh
e1db0db899 Fixes to the Windows VFS to allow memory mapped files to work without WAL support. 
FossilOrigin-Name: 272fddc14cc322655eeba670bc0f9fc30e5a804c
 2014-11-05 21:34:56 +00:00
drh
fefa094921 Fix harmless compiler warnings in the new balance_nonroot() routine. 
FossilOrigin-Name: 83a1e5db926b3a6d40f4a5cf9a8e6852b9bac9ac
 2014-11-05 21:21:08 +00:00
drh
6d3f91d040 Change the query planner to do a better job of estimating the number rows 
selected by a BETWEEN operator using STAT4 when both upper and lower bounds
are contained within the same sample.

FossilOrigin-Name: 2d36be5d9a1cdd4fd2d54fc4eeece32a81cbacc1
 2014-11-05 19:26:12 +00:00
drh
6b5631e02f Make sure that NULL results from OP_Column are fully and completely NULL 
and do not have the MEM_Ephem bit set.  Fix for ticket [094d39a4c95ee4].

FossilOrigin-Name: 42705fd7d892c4fdfb95fbbb468c99569beece25
 2014-11-05 15:57:39 +00:00
dan
937994aa65 Add a test case to check that the previous commit is effective. 
FossilOrigin-Name: 948d6e5d07bc14b6de32ec2144c716a5532f894c
 2014-11-05 14:19:05 +00:00
drh
e0de876e27 Enhance whereLoopCheaperProperSubset(X,Y) so that it does not report true 
if X uses skip-scan less than Y, since in that case X might
deserve to be cheaper even if it is a proper subset.

FossilOrigin-Name: c106b755369c1f8546e897ecd2ac56fd09d6e885
 2014-11-05 13:13:13 +00:00
dan
8d1edb92c4 Add the ".scanstats on" command to the shell tool. Executing this command causes the shell tool to print values from sqlite3_stmt_scanstatus() after each query is run. 
FossilOrigin-Name: 7974c0ed10ffdc960a43fed89845c2bed428958d
 2014-11-05 09:07:28 +00:00
drh
547fb61807 Improved output formatting for the showstat4 tool. 
FossilOrigin-Name: 7df82c46da437bc743576358c25e758280067df8
 2014-11-04 21:38:45 +00:00
mistachkin
fdece7bad1 Skip tests that require WAL mode when it is not enabled. 
FossilOrigin-Name: 6fc4ead26d19b9348bbda34c3053ae1e066abc32
 2014-11-04 19:52:15 +00:00
mistachkin
73767829b9 For the Win32 VFS, allow memory mapped files to work when compiled without WAL support. 
FossilOrigin-Name: 1fc7e2f3d34e25e7b59aa8b51d10c1e27ab4a527
 2014-11-04 19:37:22 +00:00
drh
4d9f188f00 Add various requirements evidence marks for sqlite3_config() options. 
FossilOrigin-Name: d423349d2cd8bc7e04f3d90ca7bab11e1ad86e25
 2014-11-04 17:23:24 +00:00
drh
cbd55b0362 Change the definition of SQLITE_CONFIG_SCRATCH so that at most one scratch 
buffer is used per thread.  Use the generic heap memory allocator for the
WalIterator object when running a checkpoint.

FossilOrigin-Name: 391c9b85abcb5ba300fb2e116384639310c69ed2
 2014-11-04 14:22:27 +00:00
drh
5279d3433c Improved documentation and addition of source-code evidence marks for the 
sqlite3_config() interface.

FossilOrigin-Name: 681031a436fdd4cce426d6cd43cbae6b83167d26
 2014-11-04 13:41:32 +00:00
drh
def6889d21 Add the SQLITE_CONFIG_PCACHE_HDRSZ option for sqlite3_config(). 
FossilOrigin-Name: 6eb03e62a34e8e0964175283587247b0212db604
 2014-11-04 12:11:23 +00:00
drh
d84bf205c3 Updates to the sqlite3_stmt_scanstatus() documentation. No changes to code. 
FossilOrigin-Name: d97c324eb1d870c994911c53fbf84205f4e3e7a1
 2014-11-03 18:03:00 +00:00
dan
0cb6948f6b Add the experimental sqlite3_stmt_scanstatus() API. For comparing the number of rows actually visited by a loop with the estimate used by the query planner. 
FossilOrigin-Name: ab3b0fc5760c6d428dbe1f974726a7d3526640bc
 2014-11-03 16:56:43 +00:00
dan
d72219da43 Fix a typo preventing this from building with SQLITE_ENABLE_STMT_SCANSTATUS defined. 
FossilOrigin-Name: 4c5714ab3dba19513374c7b1478221a0b90b450c
 2014-11-03 16:39:37 +00:00
drh
d1a1c23423 Refactor the interface to make it more easily extensible. 
FossilOrigin-Name: 7955342da4a35b57e4ae26690b8d40f7bba20e8f
 2014-11-03 16:35:55 +00:00
dan
e2f771b047 Add further tests. Fixes so that compilation without ENABLE_STMT_SCANSTATUS works. 
FossilOrigin-Name: a2303c719222f1effb51acc6b37930561148c00c
 2014-11-03 15:33:17 +00:00
drh
7b4d780b54 Use exponential buffer size growth in StrAccum, as long as the size does not 
grow to large, to avoid excess memory allocation resize operations.  Also,
document the fact that setting scratch memory causes SQLite to try to avoid
large memory allocations.

FossilOrigin-Name: a518bc3318232d652349eb29303ff250aee40459
 2014-11-03 14:46:29 +00:00
drh
7f5a7ecd21 When enlarging the size of a StrAccum object, use sqlite3DbMallocSize() to 
record the entire size of the allocation, not just the requested size.

FossilOrigin-Name: 3dda3c937469ce661d1cd0e8d8963a03e698ee39
 2014-11-03 13:24:12 +00:00
dan
037b5324bd Remove unused variable from struct WhereInfo. Add some explanatory comments to new code. 
FossilOrigin-Name: f5313e0c680d9baebefb1cf50ddadedd4418a334
 2014-11-03 11:25:32 +00:00
dan
43764a8efb Minor performance enhancements to SQLITE_ENABLE_STMT_SCANSTATUS code. 
FossilOrigin-Name: f13d6ba8a72d75838c4aaf85326c1129da027f8b
 2014-11-01 21:00:04 +00:00
dan
6f9702ed4d If SQLITE_ENABLE_STMT_SCANSTATUS is defined, record the number of times each VDBE opcode is executed. Derive the values returned by sqlite3_stmt_scanstatus() from these records on demand. 
FossilOrigin-Name: 9ea37422a8cc2fce51bb10508e5e90f40fd4b511
 2014-11-01 20:38:06 +00:00
drh
d1dcb23465 Add requirements marks and make minor tweaks to documentation. 
FossilOrigin-Name: 49188b2bb53a92b0b0b6aaf8247edeb0c1bcd1f5
 2014-11-01 18:32:18 +00:00
dan
89e71646df Minor fixes and documentation improvements for sqlite3_stmt_scanstatus(). 
FossilOrigin-Name: 8d8cc9608d30bb65fffcfe488e904411cbbc7f41
 2014-11-01 18:08:04 +00:00
dan
04489b6dce Add the experimental sqlite3_stmt_scanstatus() API. 
FossilOrigin-Name: 6a9bab34aeb6a01b612211a28c140de60a3e883c
 2014-10-31 20:11:32 +00:00
drh
0fb5daed34 Change the command-line shell man-page to use the ".tr" troff directive 
instead of ".cc" for escaping the initial "." characters in the ".help"
output.

FossilOrigin-Name: 67f0d469da28c023200239a1f3d0c6cef9ef0e45
 2014-10-31 14:46:51 +00:00
drh
d836d42383 Simplify the logic in the cell redistribution loop of balance_nonroot(). 
Enhance and clarify comments and add assert() statements for additional
verification of correctness.

FossilOrigin-Name: a07078b60007e88adea67bec5f0caf91f707ad78
 2014-10-31 14:26:36 +00:00
drh
bec021b9fc Simplify the math slightly, and reduce by one the number of loop iterations, 
for the loop in balance_nonroot() that moves cells between pages.

FossilOrigin-Name: 2e838db82e533598b3cb00011c04fc0d5a896895
 2014-10-31 12:22:00 +00:00
drh
9c0153457a Add the "varint.c" utility program in the tool directory. 
FossilOrigin-Name: ea5d56be5fe14934e4dbe9c17d46b058f487a231
 2014-10-31 10:31:59 +00:00
drh
768f29002e Remove an unnecessary branch from balance_nonroot(). 
FossilOrigin-Name: 9fc7c88e3f5221883aa6eafbf8af3be94db0c299
 2014-10-31 02:51:41 +00:00
drh
00fe08af82 In the balance_nonroot() routine, protect the values in aPgno[] array from 
change during the page sort, so that aPgno[] can be used to avoid unnecessary
pointer-map updates for auto_vacuum databases.

FossilOrigin-Name: 69c3924fe834a78d4a8d86833626bf5f68e33a3a
 2014-10-31 00:05:23 +00:00
drh
2a0df92542 Improvements to the wording of some comments. Reinstate an assert() that 
is only true for non-corrupt database files by adding an "|| CORRUPT_DB" term.

FossilOrigin-Name: 67adb44838f98805f86aecca634d9a3b07370b9e
 2014-10-30 23:14:56 +00:00
drh
ba0f999418 Tweaks to comments in btree.c. Minor code changes to enhance testability. 
FossilOrigin-Name: c7d9aa3a1ce63e27ec94295601bc89fecf1e4977
 2014-10-30 20:48:44 +00:00
drh
af8f513f9d Fix the %c format character in sqlite3VXPrintf() so that it correctly 
handles precisions larger than 70.

FossilOrigin-Name: 08a27440f19b7fc884464832e6105af1bf008172
 2014-10-29 18:20:18 +00:00
drh
7abfe9d0c6 Version 3.8.7.1 
FossilOrigin-Name: 3b7b72c4685aa5cf5e675c2c47ebec10d9704221
 2014-10-29 13:59:56 +00:00
drh
35404253f6 Increase the version number to 3.8.7.1 
FossilOrigin-Name: 83afe23e553e802c0947c80d0ffdd120423e7c52
 2014-10-29 01:27:43 +00:00
drh
a26b9a7727 Fix problems with running UPDATE and DELETE against a VIEW and referencing 
the rowid in the WHERE clause.  This is a cherrypick of [95f8ebdbf87326f2]
and [8523670d50004f3].

FossilOrigin-Name: cc33e846c8509419f0a1fbfb286807b4c137788d
 2014-10-29 01:26:25 +00:00
drh
bba8206be9 Disable the use of strchrnul() unless specifically enabled by compile-time 
options.  Cherrypick of check-in [e580470db77d6da9]

FossilOrigin-Name: 837368adfe859c41b347d3124d5b3fdf790eec03
 2014-10-29 01:18:03 +00:00
drh
739383d25d In the OP_Column opcode, when extracting a field that is past the end of 
a short record (because the row was originally inserted prior to ALTER TABLE
ADD COLUMN) then make sure the output register is fully NULL and does not
contain leftover flags (such as MEM_Ephem) from its previous use.
Fix for ticket [43107840f1c02].  This is a cherrypick of
check-in [24780f8ddc1683fc].

FossilOrigin-Name: 304ea6ba6f4cf40a76d32d37af73a253f493ba47
 2014-10-29 01:13:58 +00:00
drh
62ecc28caf 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].
This is a cherrypick of [3e922208b68563489].

FossilOrigin-Name: a8f9bd1e890434fcffa02fcd2baf8b0fb5d4c9dd
 2014-10-29 01:07:21 +00:00
drh
22e8d833f0 In the OP_Column opcode, when extracting a field that is past the end of 
a short record (because the row was originally inserted prior to ALTER TABLE
ADD COLUMN) then make sure the output register is fully NULL and does not
contain leftover flags (such as MEM_Ephem) from its previous use.
Fix for ticket [43107840f1c02].

FossilOrigin-Name: 24780f8ddc1683fc62180e6961dc6bfe1168f4df
 2014-10-29 00:58:38 +00:00
dan
aa55563d7e Add new test file e_totalchanges.test, containing tests of the sqlite3_total_changes() interface. 
FossilOrigin-Name: f84af4adcc34d7a4c72027bf5b038a1a45a4c307
 2014-10-28 20:49:59 +00:00
drh
4f41b7dec5 Update the documentation on the sqlite3_randomness() interface to conform 
to enhancements associated with the SQLITE_ENABLE_API_ARMOR change.

FossilOrigin-Name: 96e9917c350dfe2069b87860bbb961424ff1105a
 2014-10-28 20:35:18 +00:00
dan
c3da667b25 Modify the documentation for sqlite3_changes() to make it more testable. Add tests and minor fixes for the same. 
FossilOrigin-Name: 41cdd0c422d61533a94870cb5ad094682956d472
 2014-10-28 18:24:16 +00:00
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
dan
d7b545bbcb Further work on balance_nonroot(). 
FossilOrigin-Name: 6594f9b420e2fa642737722ff8521f756ecef227
 2014-10-13 18:03:27 +00:00
drh
f526dcad29 Three small optimizations to vdbeaux.c. 
FossilOrigin-Name: 04892f8ba6c55cec4fe37bfe59b6349fd2a40698
 2014-10-13 17:42:05 +00:00
drh
c22284f4b3 Reduce the CPU load imposed by sqlit3VdbeCursorMoveto() by factoring out 
some of its functions and by avoiding unnecessary calls.

FossilOrigin-Name: c2799aece17d347c64217a0e407bb10e50c184a3
 2014-10-13 16:02:20 +00:00
drh
6cf4a7dfa6 Remove the OPFLAG_CLEARCACHE flag from OP_Column. In its place, change the 
P3 parameter of OP_SorterData to be the index of the pseudo-table cursor whose
record header cache is to be cleared.  This gives a small size reduction
and performance increase.

FossilOrigin-Name: 20062f49428a2349a2dd705af570c60b499a3eef
 2014-10-13 13:00:58 +00:00
drh
b53a5a9e50 Remove the VdbeCursor.lastRowid cache of the current rowid, since maintaining 
the correct cache value uses more CPU cycles than just recomputing the rowid
on the occasions when it is actually needed.  Replace it with the
VdbeCursor.aOffset field which used to be computed from VdbeCursor.aType
when needed. Saves 100 bytes of code space and runs 0.2% faster.

FossilOrigin-Name: 91384a7d727ef0f285cd430e829ba9f3852db50e
 2014-10-12 22:37:22 +00:00
drh
c81aa2e120 Performance optimization and very slight size reduction for OP_Column. 
FossilOrigin-Name: 869c30e45cc87063be423c650f16b99e8adb3df0
 2014-10-11 23:31:52 +00:00
dan
09c6840153 Attempt to further reduce memcpy() in balance_nonroot(). 
FossilOrigin-Name: fec849dcca3aead2bc2d4ecffeda750684d32fb0
 2014-10-11 20:00:24 +00:00
drh
d6176c4131 Simplification to the insertCell() routine in btree.c, resulting in a 
performance boost and a very small size decrease.  It turns out that the
extra work involved in sometimes avoiding an memcpy() of the first four bytes
of a record takes more time than just unconditionally copying those
four bytes.

FossilOrigin-Name: 66de15580d3c289601e67debfe1edee286f4db5f
 2014-10-11 17:22:55 +00:00
drh
8683e08676 Require the SQLITE_ENABLE_RTREE compile-time option in speedtest1.c in order 
to enable the R-Tree tests.

FossilOrigin-Name: 5d29a033b0f17b0fd74656b28a8367a9a9067f81
 2014-10-11 10:52:54 +00:00
drh
4929047d1a Make sure that a GROUP BY that also implements an ORDER BY scans the table 
in the correct order.  Fix for ticket [ba7cbfaedc7e6].

FossilOrigin-Name: 7a32fdfd4be2138c0ab00f3dc6f54a70e4e07be4
 2014-10-11 02:12:58 +00:00
drh
c631faa922 Remove an unnecessary conditional from the EXPLAIN QUERY PLAN logic. 
FossilOrigin-Name: c5dc83ebded914f07286b7f98d0a50c28c16f609
 2014-10-11 01:22:16 +00:00
dan
b6453201d2 Account for the ASC/DESC properties of ORDER BY expressions when using the same index for GROUP BY and ORDER BY. Candidate fix for [ba7cbfaedc]. 
FossilOrigin-Name: 2a9573962b837973c4959465d8a5f2641d109a5a
 2014-10-10 20:52:53 +00:00
drh
1f8817cb32 Restrict the scope of the explainIndexRange() function in where.c. 
FossilOrigin-Name: c30124520027f0f860223bf842e2f09db3dafb5f
 2014-10-10 19:15:35 +00:00
dan
5bd8af7c6b Fix a failing test case in index5.test. Also tweak the way cache memory is divided between read-only and dirty pages when using SQLITE_CONFIG_PAGECACHE to reduce IO in some cases. 
FossilOrigin-Name: 8541dfb3bbdf63dc9ab304d8a0ab8b290cdc9d96
 2014-10-10 19:10:59 +00:00
drh
ab993380a2 Changes to enable compiling using VC6. 
FossilOrigin-Name: 9ee5686ab3b0bca8cabdf455c75bd9410cdc5378
 2014-10-10 18:09:52 +00:00
drh
e35626fabd When using the -config option to releasetest.tcl, default the testing type 
to "fulltest" if it is not specified on the command line.

FossilOrigin-Name: cf291cbe9f49396f03cfca39c2e892f27f750107
 2014-10-10 17:47:00 +00:00
drh
2eeb7ae437 Provide the new "-config CONFIG" option to the test/releasetest.tcl script, 
which allows one to run a single test configuration selected by name.

FossilOrigin-Name: d479e32be205f6cd0474f002282eae6eec613f36
 2014-10-10 17:44:03 +00:00
drh
98545bb2ed Add the estimated number of output rows to the EXPLAIN QUERY PLAN output 
if compiled with SQLITE_EXPLAIN_ESTIMATED_ROWS.  This feature is off by
default for the time being.

FossilOrigin-Name: daa8314fba9dc3c4f5e7fbda42c97604fbfc4392
 2014-10-10 17:20:39 +00:00
drh
6c97789d2e Simplify the code used to generate the text for EXPLAIN QUERY PLAN. 
FossilOrigin-Name: beea1efc3a49cad08087fcbb18dbce71c873fe57
 2014-10-10 15:47:46 +00:00
drh
681fca0018 Fix a potential problem in the whereRangeScanEst() routine when STAT4 is 
active.  The problem was introduced by recent enhancements.

FossilOrigin-Name: 68e1b4de700b5291f79249a03e1a750c6b2c9ae4
 2014-10-10 15:01:46 +00:00
drh
bf59bf94b2 Cause the command-line shell to return non-zero if the final SQL statement 
is incomplete.

FossilOrigin-Name: 177fff3b98b101b98f1e7d334b6a80530b645565
 2014-10-10 13:08:33 +00:00
dan
33ea486603 Change the balance_nonroot() routine to reduce the amount of memcpy work that takes place. This is a work in progress. 
FossilOrigin-Name: 29304499ea4b72dbb6701e10cc19b5d41f7e5ac9
 2014-10-09 19:35:37 +00:00
dan
6e1a037357 Allow FTS tokenizers to choose whether or not to consider the "*" character part of tokens or not. This restores the pre-[e21bf7a2ad] behaviour. Also fix a problem causing FTS to interpret tokens beginning with "*" characters as EOF. 
FossilOrigin-Name: 49dfee7cd1c9ab2901b8a871a6cd00b2ead76801
 2014-10-09 15:08:17 +00:00
drh
622d4f8bb1 Add a test case for the memory leak fixed by the previous check-in. 
FossilOrigin-Name: bae36d544676c90e337381a83f4513b4d925ab05
 2014-10-09 14:10:38 +00:00
drh
a8950d5038 Fix a memory leak associated with the FTS4 matchinfo() function. 
FossilOrigin-Name: fb8da82411b80a234c6a5481622027815450996a
 2014-10-09 14:00:49 +00:00
drh
8e0a8f681a Remove an always-true branch in whereRangeScanEst(). Replace it with an 
assert().

FossilOrigin-Name: 42e48fd3a6a6219d9bd6135d821b38c5157922ba
 2014-10-08 19:33:54 +00:00
drh
3705ef6a73 Fix up test cases to account for the new SQLITE_LIMIT_WORKER_THREADS limit. 
FossilOrigin-Name: 6483d426c4c5c772cd49412ea37e0fa7a0378904
 2014-10-08 15:53:21 +00:00
drh
f6aff80525 Set the connection-specific lastRowid value before calling any SQL function. 
FossilOrigin-Name: dff0f6422e60a7e2e4efb658aab202a119cfa702
 2014-10-08 14:28:31 +00:00
drh
6a15440378 Ensure that the Pager.pTmpSpace allocation is correct even if an OOM error 
occurs while reducing the page size.

FossilOrigin-Name: e4b43967fd9a0b4944be9ab5575bff3678be8ed5
 2014-10-08 13:34:21 +00:00
dan
923c0b53be Remove some temporary code in mallocA.test that was accidentally checked in. 
FossilOrigin-Name: dedd15f7cd13868f3be37646dd30ab7ceac5dea7
 2014-10-08 11:11:24 +00:00