danielk1977
1576cd9251
Fixes for OMIT_SUBQUERY builds: Disable where clause OR->IN optimization. Include EXISTS keyword (for new CREATE TABLE syntax). Test file fixes. (CVS 2943)
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FossilOrigin-Name: 8e79a0c24a03ccf960d6ccfb7c6b9b0f7c614e9b
2006-01-14 08:02:28 +00:00
danielk1977
79f27df664
Account for multi-byte characters in ALTER TABLE code. Fix for #1609 . (CVS 2942)
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FossilOrigin-Name: d634f8b28abd7af4565c644bd7972b067caa0133
2006-01-13 18:06:40 +00:00
danielk1977
dedf45b260
Tweaks to make OP_Column run a fraction faster. (CVS 2941)
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FossilOrigin-Name: 2d74cc22de2aa59329b1ea5c26acd6ebe46e16c2
2006-01-13 17:12:01 +00:00
danielk1977
9792eeff95
Avoid parsing an entire record header when it is not required. (CVS 2940)
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FossilOrigin-Name: 0de729d9144afba144811799f65e32140c14ef8a
2006-01-13 15:58:43 +00:00
drh
a3e4d96f5d
Make sure the authenticator does not try to authenticate columns in
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subqueries. Ticket #1607 . (CVS 2939)
FossilOrigin-Name: 55b7dfaf4d3a6d01fffdaf1707e88bcd215d7333
2006-01-13 13:55:44 +00:00
danielk1977
327bd59216
Fix a vdbe stack overflow problem that could occur with a correlated sub-query. (CVS 2938)
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FossilOrigin-Name: caa7da807d6578f7d8848978a7d3175b6ea1743b
2006-01-13 13:01:19 +00:00
danielk1977
1fef7d5d3f
Remove a few duplicate variable initializations in sqlite3BtreeCursor(). (CVS 2937)
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FossilOrigin-Name: 5e46ec01ff3fe8654fc267efbb12d2d1b01c48aa
2006-01-13 11:22:07 +00:00
danielk1977
e725929686
Minor modification to restoreOrClearCursorPosition() to improve efficiency. Do not allocate the extra 8-bytes if memory-management is not enabled. (CVS 2936)
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FossilOrigin-Name: dd705955429d847af85ffaf248976bcd1d861852
2006-01-13 06:33:23 +00:00
drh
777e4c43f2
Additional speed enhancements in btree.c. (CVS 2935)
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FossilOrigin-Name: 48b550ce2ea43c7c1c59cd43d0008ba18fc0215b
2006-01-13 04:31:58 +00:00
drh
366fda6e60
Small performance improvement on sqlite3BtreeMoveto. (CVS 2934)
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FossilOrigin-Name: c780152f3cff9c0a13d231935ae3c2e2d28b4460
2006-01-13 02:35:09 +00:00
drh
d508e7f1a1
Add a high-speed version of sqlite3GetVarint32 to vdbe.c for a 3% performance
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gain. (CVS 2933)
FossilOrigin-Name: a64e8251a606fb2c298d7d804f3964a9155c73c5
2006-01-13 01:48:59 +00:00
drh
24b010fad1
Terminate the va_start in the getDigits function of date.c. (CVS 2931)
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FossilOrigin-Name: 94eac140f2363c7c3df68fa6f46728abfbfee1e6
2006-01-13 01:17:21 +00:00
drh
a97fdd3bfc
Add support for the TOTAL() aggregate function - works like SUM() except
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that it returns 0 instead of NULL when presented with an empty list. (CVS 2930)
FossilOrigin-Name: a7f528ff3446d50b280fb0b85063879e3ac5751a
2006-01-12 22:17:50 +00:00
drh
0e6082eb83
Performance boost in sqlite3VdbeRecordCompare. (CVS 2929)
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FossilOrigin-Name: 14c423075bcebf42a3f4e24838bc865cfb90afda
2006-01-12 20:28:35 +00:00
drh
f1f6c587eb
Automatically cast BLOBs to strings prior to handing them over to
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functions like LIKE that want strings. Ticket #1605 . (CVS 2928)
FossilOrigin-Name: 730ddb0b74ed23c916dabd7ce893bd6bc55f3549
2006-01-12 19:42:41 +00:00
drh
8079a0d3f5
Cache the encoding value inside VdbeExec. (CVS 2927)
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FossilOrigin-Name: 6d2a816ede8d17b993a21e418cf25edd103334de
2006-01-12 17:20:50 +00:00
drh
d172f86fe2
Additional performance improvements in sqlite3BtreeMoveto. (CVS 2926)
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FossilOrigin-Name: 52b3be96b6e96994ec6fbcc67bf355cd05f61730
2006-01-12 15:01:15 +00:00
drh
b562f0ba96
BtreeMoveto optimization goes about 1.5% faster. (CVS 2925)
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FossilOrigin-Name: 4e4a650484a39cac43386d8488ff42a8a0cc2820
2006-01-12 14:30:19 +00:00
drh
4b494d65a7
About a 2.5% speed improvement by reducing the number of sqlite3ThreadData
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calls in the parser. (CVS 2924)
FossilOrigin-Name: 0caa1994770142d6ca15284a26bad3879b07b15a
2006-01-12 12:43:36 +00:00
drh
f06c59a3e5
Mark the end of the return codes in the sqlite3.h.in template file. (CVS 2923)
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FossilOrigin-Name: 19b848d99f215914454422edc0ce72422de0774e
2006-01-12 02:50:09 +00:00
drh
e321c29a7b
Add the legacy_file_format pragma. (CVS 2922)
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FossilOrigin-Name: b2dbd1a5b7f5a70049f25755f07b9c4c5116549b
2006-01-12 01:56:43 +00:00
drh
70ff98ab74
Improve performance by about 10% by avoiding excess calls to get
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the thread-specific data. (CVS 2921)
FossilOrigin-Name: a8c74febec11eb689ca9f6b454f8c8bbadfc49d7
2006-01-12 01:25:18 +00:00
drh
b4bc7057e5
Testing of the automatic TSD deallocation logic. The sqlite3_thread_cleanup()
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API is documented. This should close ticket #1601 . (CVS 2920)
FossilOrigin-Name: fb518b0ce4ddd4aaca5cccf61e651f173e735119
2006-01-11 23:40:33 +00:00
drh
6f7adc8a80
Automatically deallocate thread-specific data when it is no longer
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being used. Ticket #1601 . Also implemented the suggestion of
ticket #1603 . Memory management is now off by default at compile-time.
The sqlite3_enable_memory_management() API has been removed. (CVS 2919)
FossilOrigin-Name: 5d9c6aa964305c3f36741ff0058da5b5f3ce0d24
2006-01-11 21:41:20 +00:00
danielk1977
0203bde908
Ensure the database attached as part of VACUUM can be detached successfully after a malloc() failure. (CVS 2918)
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FossilOrigin-Name: 8c26893c65574b0667bb84bde3ca49751079cc8d
2006-01-11 16:10:20 +00:00
danielk1977
b82e7edae9
Fix bugs caused by assuming that shared-schemas are initialized. (CVS 2917)
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FossilOrigin-Name: 3970eb875d1830d35b3a70a7583a8ab6b238cad6
2006-01-11 14:09:31 +00:00
drh
97b5748487
Combine multiple small calls to sqlite3OsWrite into one larger call. (CVS 2910)
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FossilOrigin-Name: e6e6750c24dc8b87be96bdc0e93254d7f0700543
2006-01-10 20:32:32 +00:00
drh
fe0f75bb1f
Improved comments on the server and asynchronous I/O demo programs. (CVS 2909)
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FossilOrigin-Name: c0f47ccbc915f20d56f393383c21b4026785e6a5
2006-01-10 20:01:18 +00:00
drh
ee32e0aa27
More pedantic changes to comments in VDBE. No changes to code. Ticket #1596 . (CVS 2908)
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FossilOrigin-Name: 1cf6855430352ffbf921a977186345d7272fe272
2006-01-10 19:45:49 +00:00
drh
3c899a60c4
Fix opcode name in comments. No changes to code. (CVS 2907)
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FossilOrigin-Name: 511ac9db12ad84bb02d84568b75fc65cef661e88
2006-01-10 18:44:08 +00:00
danielk1977
b3bf556ef6
Store collation sequence names instead of pointers in sharable schema data structures. (CVS 2904)
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FossilOrigin-Name: 0f0213be4d064b3d24e31ff93ec16f6862003d26
2006-01-10 17:58:23 +00:00
drh
d2d4a6b00d
Updates to the C-API documentation. Change the parameter type of
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sqlite3_soft_heap_limit to integer. (CVS 2903)
FossilOrigin-Name: bdd35e9fbb651fe7a1ed5042923c9529c3c5ab7c
2006-01-10 15:18:27 +00:00
drh
7c1817e255
Move the implementation of sqlite3_enable_shared_cache from btree.c to main.c. (CVS 2902)
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FossilOrigin-Name: 4f2ec95283f1ae0a28b2f9ce0afc5a7203de87fb
2006-01-10 13:58:48 +00:00
danielk1977
eecfb3eebc
Fix a problem with shared-schemas and temp triggers. (CVS 2901)
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FossilOrigin-Name: 9c18a1ce1e7ff6a02eb0f9ce344cab9660819740
2006-01-10 12:31:39 +00:00
danielk1977
311019be0b
If compiled with memory-debugging, write garbage to memory when it is freed. Fix for #1594 . (CVS 2900)
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FossilOrigin-Name: bd02a6faefa3602d0b93d54bc57809a2222d5903
2006-01-10 07:14:23 +00:00
drh
bdd6da23cd
Enable shared cache on the server demonstration. (CVS 2899)
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FossilOrigin-Name: 8719f880a395db8be65ea45615d8e55985306f1e
2006-01-10 02:30:33 +00:00
drh
29c636bc12
Added database server example code (untested). Fixed serveral bugs including
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the autovacuum compile problem described by ticket #1593 . (CVS 2897)
FossilOrigin-Name: ec332d8822d1ac9673581a26ab2a2fce5f2554a3
2006-01-09 23:40:25 +00:00
drh
2366940d8f
Reinstate the asynchronous I/O demonstration code and tests with minor
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changes. (CVS 2896)
FossilOrigin-Name: eeebc640aaeeb0ab7f730d854069f159aa41968b
2006-01-09 17:29:52 +00:00
danielk1977
14db26653a
Fix some errors to do with attached databases and text encodings in shared-cache mode. (CVS 2895)
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FossilOrigin-Name: 3e75d3d5efebc0dfff1adfc13d85e85ec39db3eb
2006-01-09 16:12:04 +00:00
danielk1977
52622828ce
Add a runtime interface to enable memory-management features. (CVS 2894)
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FossilOrigin-Name: 44f8e3139aa3ad3fcce9028565dd9ad23bbe62a2
2006-01-09 09:59:49 +00:00
danielk1977
e501b89ada
Rename DbSchema to "Schema" and SqliteTsd to "ThreadData". (CVS 2893)
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FossilOrigin-Name: 82b81f69c78cb3f54634d9aea4f6a838474dc5e5
2006-01-09 06:29:47 +00:00
danielk1977
2e94d4dea5
Minor changes so that OMIT_SHARED_CACHE works. (CVS 2892)
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FossilOrigin-Name: cc963f8cfc6c704c645c627bffb8df21dfebffc6
2006-01-09 05:36:27 +00:00
drh
5739103e98
Fix timezone parsing in the date/time functions. Ticket #1587 . (CVS 2891)
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FossilOrigin-Name: 94c87b70161d4d44fbf1602fc2baae22dca08759
2006-01-09 00:18:02 +00:00
drh
3a12924798
Remove benign reference to an uninitialized variable. Ticket #1590 . (CVS 2890)
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FossilOrigin-Name: 32998fe8ed38a79eb79d8b13051b47bf74661e3c
2006-01-09 00:09:01 +00:00
drh
15007a99e4
Get LIMIT and OFFSET working again for negative limits and offsets.
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Ticket #1586 . (CVS 2889)
FossilOrigin-Name: b2ac0be07ec76ab23b7e5b800c0bc62d0bc97f4b
2006-01-08 18:10:17 +00:00
drh
6f58f7069b
Remove some cruft from the VDBE. Bring comments up to date. (CVS 2888)
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FossilOrigin-Name: 41aef6496a10c81e1095408dc8f69740d6ea7627
2006-01-08 05:26:41 +00:00
drh
d59ba6ce61
Reduce memory requirements for ORDER BY combined with LIMIT. Ticket #1586 . (CVS 2887)
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FossilOrigin-Name: 55e703ecac6e03d7364c2d919ba18d7293d6b7f6
2006-01-08 05:02:54 +00:00
drh
76873ab240
Invalidate all VDBE cursor row caches in between calls to sqlite3_step()
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since the emphemeral content that those caches point to might change if
the statement is READ UNCOMMITTED. (CVS 2886)
FossilOrigin-Name: 0ae461313c1642a49a9f6cda608c42c7c0053ce4
2006-01-07 18:48:26 +00:00
drh
4bddfd2f6e
Continued progress toward a working wince backend. (CVS 2885)
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FossilOrigin-Name: 15fda14ee0c0524d3064d767f48edd689c090d95
2006-01-07 18:14:48 +00:00
drh
403110c84a
Make sure there is no ephemeral data on the stack before returning from
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an sqlite3_step() call. Otherwise, if the statement is in READ UNCOMMITTED
mode then the data might be deleted or changed out from under us. (CVS 2884)
FossilOrigin-Name: 19f71a6d1982e986f5436bff71ef38b1bcc2e11d
2006-01-07 18:10:32 +00:00
