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4398c9524f
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4412 Commits

Author SHA1 Message Date
drh
4398c9524f Add implementations for the toInteger() and toReal() SQL functions. 
FossilOrigin-Name: a0f7cbc068416cf55b86056f2ce7ee505c6cc3ea
 2013-10-14 19:35:33 +00:00
drh
71d5338c5d Update the foreign_key_check pragma so that when a parent table is undefined 
it is treated as an empty table.

FossilOrigin-Name: 208b259ad73b51e7df163fee3d7ed2bd79767597
 2013-10-14 14:30:02 +00:00
mistachkin
d5570119b7 Merge updates from trunk. 
FossilOrigin-Name: a88b5be01e68b26267ff6eb05e931ef2e7fc9f99
 2013-10-12 23:39:49 +00:00
drh
3ef261567a Restore the index_list pragma back to its former operation. Create a new 
PRAGMA stats used to access the table and index widths and heights.

FossilOrigin-Name: f0cf8c85dcbcc7778aed2816792c368d777f79cb
 2013-10-12 20:22:00 +00:00
dan
5e87830fa3 In "PRAGMA foreign_key_check", treat missing parent tables as empty (instead of as errors). 
FossilOrigin-Name: 8c13a7fd738e5441af370537649b0bfa97679cda
 2013-10-12 19:06:48 +00:00
dan
a8dbadacee Fix handling of "DROP TABLE" commands when "PRAGMA defer_foreign_keys=1" is set. 
FossilOrigin-Name: 27001356ed8201529b3f31d4313f2010f1b4e1b1
 2013-10-12 15:12:43 +00:00
drh
5dbb7cc24f Add tests that demonstrate that PRAGMA defer_foreign_keys will reset to off 
at the conclusion of the next transaction.

FossilOrigin-Name: 67e28a11de97e97889f0c0f41c05605721c605c1
 2013-10-12 13:16:15 +00:00
mistachkin
549bc3db1f Fix Unicode character encoding issues on Windows. 
FossilOrigin-Name: c9310c9a2bad11f1d033a57b33ea7aed43a8238d
 2013-10-12 00:56:21 +00:00
drh
cf9fca4629 Identify requirements text in the SQLITE_CONFIG_ documentation. Fix a typo 
(a duplicated word) in part of that documentation.  Add some requirements
marks for DETACH to the test scripts.  No code changes.

FossilOrigin-Name: 1be0a3adaba2914c65c46fbebc4906ae4e70f899
 2013-10-11 23:37:57 +00:00
mistachkin
cbc53fec75 Fix test numbering. 
FossilOrigin-Name: cef39f6933dcfec4b4a087a05dbb4e7766003fb7
 2013-10-11 22:17:39 +00:00
drh
e4bf4f08c0 Add requirements marks. No code changes. 
FossilOrigin-Name: 5e0d43ab55de006b20c58cb18b938d1c7b658e51
 2013-10-11 20:14:37 +00:00
drh
3432daa8b2 Additional test cases and requirements marks for the unlikely(), 
likelihood() and instr() functions.

FossilOrigin-Name: 5f01cd36ee8678a07b79f9e01855daffb6bb8c43
 2013-10-11 16:35:49 +00:00
dan
30e2f0ae08 Add ext/misc/vfslog.c, a VFS shim for unix that keeps a log of method calls made by SQLite. 
FossilOrigin-Name: 24a827b87666670c56d68a18685f4f712852fa92
 2013-10-10 13:04:46 +00:00
drh
833d198fb1 Fix test cases for the new information in PRAGMA index_list. 
FossilOrigin-Name: dd03be1065537679c2daf5e4200902c47714fceb
 2013-10-08 22:25:22 +00:00
drh
b50596d64d Rollback some of the previous changes in the branch such that the estimated 
row sizes are now only used as a tie-breaker for index scans.

FossilOrigin-Name: 65553ff34b41e54d129ff2fee96be714105503c4
 2013-10-08 20:42:41 +00:00
drh
186ad8cc32 Further refinement of the idea of multiplying run-time cost estimates by 
the estimated row size.

FossilOrigin-Name: 18bd6ba96d19de6047baebfa15b1f739577c9ec4
 2013-10-08 18:40:37 +00:00
drh
03e1754e31 Merge trunk changes. 
FossilOrigin-Name: c6ac80ed8d5240dd30783d62d9f133e159809dec
 2013-10-04 20:39:44 +00:00
drh
165674d8db Fix test cases so that they work when the query planner uses index size 
estimates to determine whether or not to try an covering index scan.

FossilOrigin-Name: 2f394de88f23dacd3c61e586a4214ffc6f927d97
 2013-10-04 15:58:59 +00:00
drh
fdaac671b8 Improved estimates of the relative speed of index scans based on declared 
datatypes of columns in the table.  Add "r" column to PRAGMA index_info,
showing the estimated relative scan rate.

FossilOrigin-Name: 07462bb6059f023c22a6c84a4a02afbd84e69255
 2013-10-04 15:30:21 +00:00
drh
d9e3cad2f8 Progress toward using the iScanRatio information on indices. Many tests 
are still failing.

FossilOrigin-Name: 6c352edbba85a15ca356b5e131f4b3b2723d1774
 2013-10-04 02:36:19 +00:00
drh
5f33f37580 Make sure the count(*) optimization works correctly even when partial 
indices are present.  Ticket [a5c8ed66cae].

FossilOrigin-Name: 9f2f4c0a50808910ad01c8c4352367f25747be08
 2013-10-04 00:00:12 +00:00
dan
de07791a9c Merge latest trunk changes. 
FossilOrigin-Name: 24aa20da222a9cc181473bc41d0f8791be91fa97
 2013-10-03 20:28:22 +00:00
dan
9211f8a6ce Allow FTS4 multi-token phrases to use a combination of in-memory and incrementally loaded doclists. This allows phrases to (partially) benefit from incremental doclists without disabling the deferred token optimization. 
FossilOrigin-Name: f6819c5f3363d358e7ef65fe6978f13991bd44af
 2013-10-03 19:27:14 +00:00
dan
46539d7cfa Return an error if an attempt is made to create a trigger with an SQL variable embedded within it. If such a variable reference is found within a trigger definition loaded from the sqlite_master table, silently replace it with a NULL. 
FossilOrigin-Name: f35f6ae3da77dbdf5f7a4a9927475659fc6e0ca6
 2013-10-03 12:29:38 +00:00
dan
eb26672d0e Add a test to check that the new multi-token phrase optimization is actually helping. 
FossilOrigin-Name: bc3a2ed5fb2402805928b0002457eebf06f87c47
 2013-10-02 08:04:27 +00:00
dan
1073e26435 Merge trunk changes with this branch. 
FossilOrigin-Name: 65d9c6fafbc19d3582e07c31fd915a70e7fcfa8e
 2013-10-01 20:10:26 +00:00
drh
3b6cb3ceb9 Add some timing tests to the amatch test script. 
FossilOrigin-Name: ad71c72be56786d8dcf6917efd10a8d3c2d50419
 2013-09-30 19:05:03 +00:00
dan
73632e37c9 Merge trunk changes with this branch. 
FossilOrigin-Name: e294a9c7c525d1da698259c2fef089579bfd1c0b
 2013-09-30 18:16:07 +00:00
dan
1f03e609ff Fix a performance problem in the FTS4 auxiliary functions triggered by an OR clause in the full-text query. 
FossilOrigin-Name: fa0f2f0e3e79ae653118b901e1cca7725dfaf249
 2013-09-30 18:14:45 +00:00
drh
92054fefcd Fix memory leaks in the amatch extension. Add a few simple test cases. 
FossilOrigin-Name: 604134732e309a738e21bcb4240b9ff285d2bfe4
 2013-09-30 17:37:15 +00:00
dan
19384380f3 Have fts4 full-text queries consider "docid<?" and similar constraints. 
FossilOrigin-Name: 6622424a3a149edd35ba2ba0881aa41b4536417b
 2013-09-30 11:42:19 +00:00
dan
07490d2b8a Add new test file fts3defer3.test. 
FossilOrigin-Name: a6cd14effef0a4e5520eea871523e6e7a7d30aef
 2013-09-28 16:43:49 +00:00
drh
f42747246a In the nextchar.c extension, allow the second argument to the next_char() 
function to be a subquery.

FossilOrigin-Name: 59b9fa223681a7329533b350be7bf5a0a3609255
 2013-09-28 13:28:40 +00:00
dan
5d1dcff095 Obtain the required shared-cache write-lock when executing "DELETE FROM tbl" statements. Fix for [1e1321ee98]. 
FossilOrigin-Name: 1f8f4fdf3ff2b8de27e167a44a19b0f479f5ee1a
 2013-09-26 15:21:16 +00:00
dan
56c517aa5f Fix a faulty assert() in sqlite3BtreeBeginTrans() that may fail in shared-cache mode. 
FossilOrigin-Name: 1e1321ee985370c2b7e5bd64286bb4d7704b5a30
 2013-09-26 11:04:33 +00:00
mistachkin
bbff218016 Merge updates from trunk. 
FossilOrigin-Name: 435ce3b3fc0cffb4d7e6f2694c3100066e19f9ed
 2013-09-24 19:07:48 +00:00
dan
6284d02160 Test that the unicode61 tokenchars= and separators= options work with the fts3tokenize virtual table. 
FossilOrigin-Name: ed24051462c09220ebfb82a347b4a2b5c820ef63
 2013-09-18 11:16:32 +00:00
drh
95a7b3e36d The date and time functions use the exact same notion of "now" for every 
invocation within the same call to sqlite3_step().

FossilOrigin-Name: daf6ba413cb3cb6065774ba07495eab4a28b49b0
 2013-09-16 12:57:19 +00:00
mistachkin
9ac99313b5 Fix test issues for Windows portability. 
FossilOrigin-Name: 650b32825a85baff11b8e568649fd797066c8ab1
 2013-09-13 23:26:47 +00:00
drh
55e85ca5f5 Add the soft_heap_limit pragma. 
FossilOrigin-Name: c326356f9a18bff5cf36bd59331e2cc207e349fa
 2013-09-13 21:01:56 +00:00
drh
a496fa7c02 Adjust the query planner to take into account WHERE clause terms that do not 
drive indices.  Add the unlikely() and likelihood() functions used to give
hints to the query planner about the selectivity of WHERE clause terms.

FossilOrigin-Name: bc446449a19171c0fa0681973b06bc80d3c0517f
 2013-09-13 17:47:57 +00:00
dan
f1d2670d40 Add tests for the fts4 unicode61 tokenchars and separators options. 
FossilOrigin-Name: 9ce6f40dfb54b35cecba3cc9c1ec0d111f6e9f11
 2013-09-13 12:10:09 +00:00
drh
a4c3c87e3d Merge in the Expr.flags expansion to 32-bits. Use an extra bit to help 
optimize the sqlite3ExprSkipCollate() routine.

FossilOrigin-Name: 4c84d1b4c20f18921dd705bf67e8225975b83e86
 2013-09-12 17:29:25 +00:00
drh
7d9e7d8287 Improvements to likelihood processing so that commuting an unindexed term in 
the WHERE clause does not change the query plan.

FossilOrigin-Name: 6e6bded055cdbc902731687c86d92c39a3ba5904
 2013-09-11 17:39:09 +00:00
drh
89a75397e0 Add test cases to cover TPC-H Q8. 
FossilOrigin-Name: eb5cef8351d12c0f8550dac96ee7a6e495975b5a
 2013-09-11 14:57:11 +00:00
drh
09328c00d6 Additional unlikely() test cases. Logic tweaks to support test coverage. 
FossilOrigin-Name: 5d00cce74a7aefaf30022ae971ab1e0451e0ad6e
 2013-09-11 14:34:58 +00:00
drh
aae0f9e462 Change the name of the two-argument unlikely() function to likelihood(). 
Add test cases.

FossilOrigin-Name: 29a359b8d7f90e6fa2b28ce2a112284fd3870494
 2013-09-11 11:38:58 +00:00
drh
abfa6d52ed Tweaks to the index selection logic. 
FossilOrigin-Name: 52d52688644f635a50a60ff17b160f3affa8fa6c
 2013-09-11 03:53:22 +00:00
drh
36fabb6297 Merge trunk fixes into the unlikely-func branch. 
FossilOrigin-Name: a51d751553b14aa26912c516f60727551deb8e60
 2013-09-10 01:53:18 +00:00
drh
1d2b3c1f8a Deterministically initialize the PRNG used as a tie-breaker in the ANALYZE 
command, so that the analysis is always the same given the same database.
This simplifies testing.

FossilOrigin-Name: 48ed8b565b84c8fa7898c2f9817c01f7e9c9182e
 2013-09-10 01:41:25 +00:00