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2537 Commits

Author SHA1 Message Date
drh
9abc9c6aff Declare local-use functions as static. Ticket #1363. (CVS 2593) 
FossilOrigin-Name: 94efd7908880c7d99c08ebc9a3437cfbefc42f7e
 2005-08-14 01:34:19 +00:00
drh
55ef4d9758 The case_sensitive_like pragma added. 
Test cases added for the LIKE optimization. (CVS 2592)

FossilOrigin-Name: 72ee21c05e618b6f46f5460f8c85779c72fe32d7
 2005-08-14 01:20:37 +00:00
drh
3d94662a06 Provide grave accent quoting of identifiers for MySQL compatibility. 
Ticket #1337. (CVS 2591)

FossilOrigin-Name: 6b7a4e97528a4e179e0bbae69469cb1a3d1f794b
 2005-08-13 18:15:42 +00:00
drh
d645967aaa Give the same access permissions to journal files as is given to databases. (CVS 2590) 
FossilOrigin-Name: 7961ec0ccbc99d890689013b9602635941f308a6
 2005-08-13 17:17:01 +00:00
drh
8718f52624 Disable an overzealous optimization the omitted sorting on a join if the first 
table gave a unique result.  The sort can only be omitted if all tables in
the join are unique.  Ticket #1358. (CVS 2589)

FossilOrigin-Name: 4f07661279fb11a06b3ddffeda672f077c0d306a
 2005-08-13 16:13:04 +00:00
drh
531fe87834 Fix a comment in printf. (CVS 2588) 
FossilOrigin-Name: 1054685f15095ef147d9e9a32bd56b0eaaf9fa54
 2005-08-13 13:40:42 +00:00
drh
3e9aeec03f Additional cleanup and optimization of the printf function. (CVS 2587) 
FossilOrigin-Name: 240bb049001b0d1419d72b6ef909236e12bd5949
 2005-08-13 13:39:02 +00:00
drh
557cc60f4d Add the "!" flag to the "%g" mprintf conversion parameter to force a 
decimal point.  This prevents floating point values from appearing as
integers.  Use this flag when converting floating point to text.
Ticket #1362. (CVS 2586)

FossilOrigin-Name: 4b98dace6b90abf4a6fe1cd51e6392fd213358c4
 2005-08-13 12:59:14 +00:00
drh
592ac8cb6c Make the round() function work correctly on numbers with very large exponents. 
Ticket #1340. (CVS 2585)

FossilOrigin-Name: 4f47c3c884e38b810450b6127ab33c7b86e6743c
 2005-08-13 03:07:47 +00:00
drh
42b9d7c561 Fix a memory leak that occurs when a CREATE TABLE that contains a 
DEFAULT VALUE fails due to a name conflict.  Tickets #1356 and #1357. (CVS 2584)

FossilOrigin-Name: 25cfe9390dda79bb2a7740b3d7380f517a4e8d1b
 2005-08-13 00:56:27 +00:00
drh
2501eb1df6 3rd argument to sqlite3Error() should always be a format string, never 
user-supplied error message text.  Ticket #1354. (CVS 2583)

FossilOrigin-Name: d6146a542aacd10d349d432fe343cc17cc3b3ab5
 2005-08-12 23:20:53 +00:00
drh
bb7ac00bf0 Improved error message when a #NNN parameter appears on user input. 
Additional coverage testing. (CVS 2582)

FossilOrigin-Name: 3c00f5982ae61dfcd26c33ccdb81736628dbfce5
 2005-08-12 22:58:53 +00:00
drh
d2687b7731 Optimize LIKE and GLOB operators in the WHERE clause. Code passes all 
regression tests but still needs additional tests. (CVS 2581)

FossilOrigin-Name: 3edbe8d6217fd1180883e6b9f1e5b9011a39f80d
 2005-08-12 22:56:09 +00:00
drh
2db0bbc24b Improve the error message associated with SQLITE_FULL. Ticket #1353. 
Also remove error messages for obsolete error codes SQLITE_INTERNAL,
SQLITE_NOTFOUND, and SQLITE_TOOBIG. (CVS 2580)

FossilOrigin-Name: fa7403c7d9948cc4a6c6ed00a614e3d6a3682e78
 2005-08-11 02:10:18 +00:00
drh
4dcbdbff40 Add 2005 open source award badge and news announcement. (CVS 2579) 
FossilOrigin-Name: 8e007f8c06748c5f02068c1f244bc8e3026e16fd
 2005-08-11 01:25:22 +00:00
drh
1cd7f83ef5 Make sure the .import command strips newlines off the end of the last 
field in each line imported.  Ticket #1348 (CVS 2578)

FossilOrigin-Name: 73fafd2148b8cd0f92747fca03e3df5778e1070f
 2005-08-05 18:50:51 +00:00
drh
7018030d06 Comment out the use of memory high-water marks when not compiling with 
SQLITE_MEMDEBUG. (CVS 2577)

FossilOrigin-Name: fb7a258fd35fdf81772b9d47711d30a30dfa4564
 2005-08-02 21:42:16 +00:00
drh
45b1ee44a4 Minor refactoring of the new optimizer code. (CVS 2576) 
FossilOrigin-Name: 868322f7b7176486dfb4b54d99cf6662b79e639d
 2005-08-02 17:48:22 +00:00
drh
586e4b2f30 Update the documentation for the new transaction method on the TCL interface. (CVS 2575) 
FossilOrigin-Name: 3dc823a0ac12f640a3c54fe1eb7be878d2738529
 2005-08-02 17:38:19 +00:00
drh
b5555e7e34 Tests and bug fixes on the new transaction method in the TCL interface. (CVS 2574) 
FossilOrigin-Name: 68dd0ed5e312ecd5e98ee0fa1c21b70ff330f711
 2005-08-02 17:15:14 +00:00
drh
09d0debf3b Fix a bug in the btree balancer. ticket #1346. (CVS 2573) 
FossilOrigin-Name: 3af69a49289f52f321ccd365e92d22b820c3139e
 2005-08-02 17:13:09 +00:00
drh
3d21423c65 Add the "transaction" coommand to the TCL interface. Untested. (CVS 2572) 
FossilOrigin-Name: a5ce6c58c3bfc0e1c9953fe4ad4991ac56a4fb87
 2005-08-02 12:21:08 +00:00
drh
943af3cda1 Fix problems caused by over-agressive optimization of ORDER BY in joins. 
Lots more testing needed. (CVS 2571)

FossilOrigin-Name: 1a4e526d46280970b43505a5c8a4090767c63043
 2005-07-29 19:43:58 +00:00
drh
2ce99ecf8b Fix authentication so that it works with AS aliases. Ticket #1338. (CVS 2570) 
FossilOrigin-Name: cc7ae73ed01f0b89e31dd8de48b913bbd83887b8
 2005-07-29 15:36:14 +00:00
drh
6c30be8e51 Optimizer now converts OR-connected WHERE-clause terms into an IN operator so 
that they can be used with indices.  There are known problems with the
ORDER BY optimization in this and in several prior check-ins.  This
check-in is not recommended for production use. (CVS 2569)

FossilOrigin-Name: d23c8bf81e508722e92ff1b9c8bc98dc026a31f2
 2005-07-29 15:10:17 +00:00
drh
ed37800693 The BETWEEN operator in a WHERE clause is now able to use indices. (CVS 2568) 
FossilOrigin-Name: cdf8c9584b945212e065e044df801c207aedb675
 2005-07-28 23:12:08 +00:00
drh
a611040eea Test cases and tuning of the new optimizer code. (CVS 2567) 
FossilOrigin-Name: 4b02703dec71aa78e5f8d8cab5b950966a4c6abc
 2005-07-28 20:51:19 +00:00
drh
3adc9cedb0 The new optimizer now passes all regression tests. (CVS 2566) 
FossilOrigin-Name: a21212843359fb9fdbd60799ae50ad3566f4399a
 2005-07-28 16:51:51 +00:00
drh
28c4cf42da More work on the new optimizer. Fewer tests fail now. (CVS 2565) 
FossilOrigin-Name: ee3a08e353f563c36e904479393fcb56f96ee975
 2005-07-27 20:41:43 +00:00
drh
51147baa6d A new optimizer that breaks a lot of tests. But none of them critically, I 
think.  Nevertheless, there is a lot of work ahead to stabilize the code. (CVS 2564)

FossilOrigin-Name: 86ce56ccea8297b1fba2b9ee53b5f1a3f228662f
 2005-07-23 22:59:55 +00:00
drh
17a18f2f36 Store the total number of rows as part of the ANALYZE statistics. (CVS 2563) 
FossilOrigin-Name: 868279c78e056d27b2d1bea81127fe689b2ce478
 2005-07-23 14:52:12 +00:00
drh
497e446d76 The results of ANALYZE are now loaded into internal data structures where 
they can be used.  But they are not actually used yet. (CVS 2562)

FossilOrigin-Name: 1996bacfb97180965304e2a6d6784b6ecbbf8575
 2005-07-23 03:18:40 +00:00
drh
e6e049694d Full-coverage testing and documentation for the ANALYZE command. The 
results of analysis are still not loaded or used, however. (CVS 2561)

FossilOrigin-Name: bd7583a5d63412785a9c5de54d25b509da241605
 2005-07-23 02:17:03 +00:00
drh
ff2d5ea408 First code for the ANALYZE command. Mostly untested. The analysis is 
not loaded into the symbol tables and is not used by the optimizer. (CVS 2560)

FossilOrigin-Name: a4886b114d2ccb3841d3d219f6b97f67745b13c2
 2005-07-23 00:41:48 +00:00
drh
d00ada9a00 Clarify the meaning of the TEMP keyword on CREATE TABLE. (CVS 2559) 
FossilOrigin-Name: 1a573619f558d1d67775d17aabb9d704f82ad1a8
 2005-07-22 23:56:49 +00:00
drh
ed90e26313 Correct the documentation to show that sqlite3_column_text() returns 
a NULL pointer (not an empty string) when the column value is NULL.
The same goes for sqlite3_column_blob().  Ticket #1334. (CVS 2558)

FossilOrigin-Name: fd1e013a14710ed2ecabddedc0d110562cfdbfc2
 2005-07-22 22:53:15 +00:00
drh
e23399fc9c Begin adding code to support multiple IN constraints on the same index. (CVS 2557) 
FossilOrigin-Name: 103f8ccb9013689a480766ebffbf570d4aa8bac5
 2005-07-22 00:31:39 +00:00
drh
29dda4ae65 Split the OP_Integer opcode into OP_Integer and OP_Int64. This allows 
comments to be added to OP_Integer.  Cleanup in the optimizer.  Allow
terms of the FROM clause to be reordered automatically. (CVS 2556)

FossilOrigin-Name: e2f822ac82d0a5a59de0b63cce65d4fd6c178ff1
 2005-07-21 18:23:20 +00:00
drh
7ec764a29e Add comments to test cases. Improvements to the query plan test variable. (CVS 2555) 
FossilOrigin-Name: ef3a157f469d72cbd2f713f997598ddf47f340d2
 2005-07-21 03:48:20 +00:00
drh
fe05af87f8 In where.c, split out the code that selects an index into a separate 
subroutine. (CVS 2554)

FossilOrigin-Name: c30cbba9ead1b4d07f225b1e8a65d5d5230ea45d
 2005-07-21 03:14:59 +00:00
drh
013972052e Extra memory usage instrumentation added. (CVS 2553) 
FossilOrigin-Name: ac669f56c0759a7e3eaa6f0018c8fb9d614e7d69
 2005-07-20 14:31:53 +00:00
drh
e8b9727835 More refactoring in where.c. (CVS 2552) 
FossilOrigin-Name: a35bd50af8961133adc66e40c38402e81a02bb56
 2005-07-19 22:22:12 +00:00
drh
0fcef5e110 Refactoring of the query optimizer in advance of adding better optimization. (CVS 2551) 
FossilOrigin-Name: 57c6bd3760163c174be4a2ece58f414e82b55938
 2005-07-19 17:38:22 +00:00
drh
0aa74edd72 Allow an unlimited number of terms in the WHERE clause. The old limit was 100. (CVS 2550) 
FossilOrigin-Name: ca69f36832d57775e73ac5cdbe0a32d7b759432b
 2005-07-16 13:33:20 +00:00
drh
9042f395cc Fix bugs in the new query plan instrumention logic. (CVS 2549) 
FossilOrigin-Name: 578490c91331a386f84652db0b3bfd74c82046e1
 2005-07-15 23:24:23 +00:00
drh
84bfda41db Add test instrumentation that will be needed during the development of 
forthcoming optimizer enhancements. (CVS 2548)

FossilOrigin-Name: dfd5fd77b0764853f847eeee3c1fe047d60fee7e
 2005-07-15 13:05:21 +00:00
drh
4cfb644e5f Add remark in the changelog that mentions 64-bit alignment fixes in 3.2.2. (CVS 2547) 
FossilOrigin-Name: ead583cfad7c6ea84c3685d89f40104f4d33bc81
 2005-07-09 23:11:22 +00:00
drh
c0f2a01926 Fix a comment error. No changes to code. Ticket #1320. (CVS 2546) 
FossilOrigin-Name: e050af70adcdac8f9c9d8cffd1658f7fb2ebd362
 2005-07-09 02:39:40 +00:00
drh
e866fcb923 Use the internal sqlite3_snprintf function instead of sprintf to avoid 
cross-platform incompatibilities.  Ticket #1316. (CVS 2545)

FossilOrigin-Name: 431999da7bf0079e0d514483b3bfd9f8471cba7d
 2005-07-09 02:38:06 +00:00
drh
df3816974c Patch to Makefile.in so that it works with OS X. Ticket #1292. (CVS 2544) 
FossilOrigin-Name: 0dfabca641371690027634213632c914ad6f2b8b
 2005-07-09 02:23:24 +00:00