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Commit Graph

563 Commits

Author SHA1 Message Date
drh
70ff98ab74 Improve performance by about 10% by avoiding excess calls to get
the thread-specific data. (CVS 2921)

FossilOrigin-Name: a8c74febec11eb689ca9f6b454f8c8bbadfc49d7
2006-01-12 01:25:18 +00:00
drh
6f7adc8a80 Automatically deallocate thread-specific data when it is no longer
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
b82e7edae9 Fix bugs caused by assuming that shared-schemas are initialized. (CVS 2917)
FossilOrigin-Name: 3970eb875d1830d35b3a70a7583a8ab6b238cad6
2006-01-11 14:09:31 +00:00
danielk1977
b3bf556ef6 Store collation sequence names instead of pointers in sharable schema data structures. (CVS 2904)
FossilOrigin-Name: 0f0213be4d064b3d24e31ff93ec16f6862003d26
2006-01-10 17:58:23 +00:00
drh
d2d4a6b00d Updates to the C-API documentation. Change the parameter type of
sqlite3_soft_heap_limit to integer. (CVS 2903)

FossilOrigin-Name: bdd35e9fbb651fe7a1ed5042923c9529c3c5ab7c
2006-01-10 15:18:27 +00:00
danielk1977
eecfb3eebc Fix a problem with shared-schemas and temp triggers. (CVS 2901)
FossilOrigin-Name: 9c18a1ce1e7ff6a02eb0f9ce344cab9660819740
2006-01-10 12:31:39 +00:00
drh
29c636bc12 Added database server example code (untested). Fixed serveral bugs including
the autovacuum compile problem described by ticket #1593. (CVS 2897)

FossilOrigin-Name: ec332d8822d1ac9673581a26ab2a2fce5f2554a3
2006-01-09 23:40:25 +00:00
danielk1977
14db26653a Fix some errors to do with attached databases and text encodings in shared-cache mode. (CVS 2895)
FossilOrigin-Name: 3e75d3d5efebc0dfff1adfc13d85e85ec39db3eb
2006-01-09 16:12:04 +00:00
danielk1977
52622828ce Add a runtime interface to enable memory-management features. (CVS 2894)
FossilOrigin-Name: 44f8e3139aa3ad3fcce9028565dd9ad23bbe62a2
2006-01-09 09:59:49 +00:00
danielk1977
e501b89ada Rename DbSchema to "Schema" and SqliteTsd to "ThreadData". (CVS 2893)
FossilOrigin-Name: 82b81f69c78cb3f54634d9aea4f6a838474dc5e5
2006-01-09 06:29:47 +00:00
danielk1977
c00da10565 In shared-cache mode, lock all required tables before beginning to execute the body of the statement program. (CVS 2881)
FossilOrigin-Name: 23b587b05b89727248805e6d9e5141e018cf2152
2006-01-07 13:21:04 +00:00
danielk1977
aaf22685d7 Fix a crash caused by adding a trigger to a shared-schema and then deleting it
using a different connection. (CVS 2873)

FossilOrigin-Name: 19f93e135f1ff4f987d14afe74b955e119904017
2006-01-06 15:03:48 +00:00
drh
824d7c1893 Back out the addition of the new header file - bad idea. (CVS 2868)
FossilOrigin-Name: 0c4c45c36fe1c3c2980155ef5126a2ad53100d65
2006-01-06 12:03:19 +00:00
drh
d78901da51 Disable the update hook for the truncation optimization used by DELETE. (CVS 2863)
FossilOrigin-Name: 448b3b9dede724749df0004ca39c649951f1f2ca
2006-01-05 23:42:50 +00:00
danielk1977
441b09ae55 Disable automatic invocation of sqlite3_release_memory() when a malloc() fails
in those cases where the global mutex is held. (CVS 2860)

FossilOrigin-Name: 6fdbb8b771e490f0d791326689245302c4fe18f5
2006-01-05 13:48:29 +00:00
danielk1977
da18423620 Add the shared schema/pager modifications. Very few tests so far. (CVS 2859)
FossilOrigin-Name: deeda0dc06c1595aedd8d06a0c4e88a8abf78cf7
2006-01-05 11:34:32 +00:00
drh
4d91a701bd Add support for CREATE INDEX IF NOT EXISTS and DROP INDEX IF EXISTS. (CVS 2855)
FossilOrigin-Name: 551cdd6c309e75687abaeac5381b794cd5e4c10a
2006-01-04 15:54:36 +00:00
danielk1977
aef0bf6429 Add part of the btree layer of the shared-cache feature. (CVS 2848)
FossilOrigin-Name: 2afcad990190af97d1ad0010f211a5ca8f0fd745
2005-12-30 16:28:01 +00:00
drh
faa59554c3 Add support for CREATE TABLE IF NOT EXISTS. (CVS 2847)
FossilOrigin-Name: 0bd9e35fd22946640f4fb1c1874922ae096916f7
2005-12-29 23:33:54 +00:00
drh
d946db0064 Add serial-types 8 and 9 for integer constants of 0 and 1 that use zero
bytes of storage.  Make the default file format 4.  Add the
SQLITE_DEFAULT_FILE_FORMAT compile-time option to lower the default
file format number so that newly created databases can be read and
written by older versions of SQLite. (CVS 2845)

FossilOrigin-Name: ae301db8a61a74bc72f67f5766811d89a3b3ec72
2005-12-29 19:23:06 +00:00
drh
a073384f08 Add support for DROP TABLE IF EXISTS. (CVS 2843)
FossilOrigin-Name: a4c547de83d8b27f06a58f9e530a7c983ec1dc3a
2005-12-29 01:11:36 +00:00
danielk1977
5591df558a Add simple tests and fixes for sqlite3_soft_heap_limit() (CVS 2837)
FossilOrigin-Name: c2c5285442f4558dfca61b52f31b5a9cbefaed10
2005-12-20 09:19:37 +00:00
danielk1977
0190d1da46 Add some very simple test cases (and resulting bug fixes) for release_memory(). (CVS 2826)
FossilOrigin-Name: 154282fca54bf03d310d6931660f99805bb5477f
2005-12-19 14:18:11 +00:00
danielk1977
13f7299bbe Add the (untested) sqlite3_release_memory() function. (CVS 2825)
FossilOrigin-Name: 345addaa03d3bfa3429a59597fbd3addcff62e30
2005-12-18 08:51:22 +00:00
danielk1977
71fd80bf5c Add the sqlite3_rollback_hook() API. Still requires further testing. (CVS 2823)
FossilOrigin-Name: 3baa3ff32435b64e7ae7646b17a98fef9296aaa0
2005-12-16 06:54:01 +00:00
drh
fdd6e85a34 Initial infrastructure for recognizing DESC indices and being able to read
and write older databases that specify DESC indices but do not really use
them.  Nothing is close to working yet. (CVS 2822)

FossilOrigin-Name: cd110aa225b09591064405dd8952b3df37278c52
2005-12-16 01:06:16 +00:00
danielk1977
94eb6a14cb Add the sqlite3_update_hook() API. (CVS 2820)
FossilOrigin-Name: 36229018817eebfbfca7a66d2285e4faf7b39845
2005-12-15 15:22:08 +00:00
danielk1977
13a68c3f61 Add the sqlite3_os_routine_set()/get() functions. (CVS 2818)
FossilOrigin-Name: c1ed79f594fb85009c2e9e5e281cbe66a9d2fa17
2005-12-15 10:11:30 +00:00
drh
af9a7c22b5 Fix memory allocation problems on the utf-16 versions of collating function
control routines. (CVS 2817)

FossilOrigin-Name: ad292e27336b8c5afc0acdf111944a456bd23c32
2005-12-15 03:04:10 +00:00
danielk1977
7ddad969a4 Fix minor malloc() related problems and add sqlite3_soft_heap_limit() stubs. (CVS 2814)
FossilOrigin-Name: 1637f3796015d1582ed8c6bc8bdf8c067b4bade9
2005-12-12 06:53:03 +00:00
drh
2646da7e52 Clean up annoying (and pointless) compiler warnings about differing signedness. (CVS 2810)
FossilOrigin-Name: 83a59151559d9496d4f546e03e65087ea974717d
2005-12-09 20:02:05 +00:00
danielk1977
97cb2e969b Define the sqliteMalloc() macro differently to avoid a compiler warning. (CVS 2809)
FossilOrigin-Name: 3d177bde71811391f79f4ab3bae054ef1bceb6a0
2005-12-09 14:39:04 +00:00
danielk1977
2e588c7525 Many small changes to ensure memory is not leaked after malloc() fails. (CVS 2808)
FossilOrigin-Name: 601c335463aaabc2e9918e4b9298cff6161be5c4
2005-12-09 14:25:08 +00:00
danielk1977
f744bb56a1 Modify ATTACH and DETACH to execute at runtime instead of compile time. (CVS 2803)
FossilOrigin-Name: 5e04ec694add7a8331e3d6fbdfcaed51349ae7bc
2005-12-06 17:19:11 +00:00
danielk1977
261919cc16 Some elements of the new malloc() failure handling. Not all cases work properly yet. Also, library is not threadsafe if malloc() fails right now. (CVS 2800)
FossilOrigin-Name: e1606658f1b4530e3001db4779b5669c8d13c853
2005-12-06 12:52:59 +00:00
drh
8a51256c0c Create separate affinities for INTEGER and REAL. (CVS 2766)
FossilOrigin-Name: ce06c123d0c5663dbaf263c2e0aaf5d9cdeb2ccd
2005-11-14 22:29:05 +00:00
drh
0cd2d4c9a1 Add the ignore_check_constraints pragma. VACUUM works even on a database
that contains table entries that violate check constraints. (CVS 2757)

FossilOrigin-Name: be83bfee0211396a0038ffb125897199bea9a73f
2005-11-03 02:15:02 +00:00
drh
06f6541e2f Disallow subqueries in CHECK constraints. (CVS 2756)
FossilOrigin-Name: db27afc4cdc5b51c1fa0e83dbd6d4a4a69c5b642
2005-11-03 02:03:13 +00:00
drh
ffe07b2dc1 First cut at supporting CHECK constraints. Everything appears to work,
but much more testing is needed as well as documentation. (CVS 2754)

FossilOrigin-Name: 2313d912baeca0fd516d524f16708953de483729
2005-11-03 00:41:17 +00:00
drh
8df447f0e6 Omit the SQLITE_AFF_INTEGER type affinity. All numeric values are now
of type real, though an integer representation is still sometimes used
internally for efficiency. (CVS 2753)

FossilOrigin-Name: e0d6f61c7de2c03b8fd17ef37cf1a0add36ee618
2005-11-01 15:48:24 +00:00
drh
b37df7b928 Attempt to fix the SQLite core so that no floating point operations are used
anywhere if SQLITE_OMIT_FLOATING_POINT is defined at compile-time.  This
is useful to people who use SQLite on embedded processors that lack
floating point support. (CVS 2749)

FossilOrigin-Name: a0bdb584680ce6400d9e8c57db9d91197cc7b776
2005-10-13 02:09:49 +00:00
drh
ec7429ae27 More efficient handling of the LIMIT clause. Scalar subqueries and EXISTS
on compound SELECT statements now working properly.  Ticket #1473. (CVS 2747)

FossilOrigin-Name: edca8913ca012fc0c17343a27f819de95147b1bd
2005-10-06 16:53:14 +00:00
drh
22d6a53a77 ON-clause terms in a LEFT JOIN that restrict only the left table, should not
really restrict the left table but instead rows that fail to meet the condition
to be joined with NULL rows from the right table. (CVS 2725)

FossilOrigin-Name: ea10f9785e3c5248dafcc297f3a2c5465b6e0dba
2005-09-19 21:05:48 +00:00
drh
4b14b4d720 Do not optimize views with an ORDER BY clause if they are used in a UNION ALL
that also has an ORDER BY clause.  Ticket #1444. (CVS 2723)

FossilOrigin-Name: 6cc57fcf15cfa3ce73c78b1cac90f7806e5bae40
2005-09-19 17:35:53 +00:00
drh
4928570812 Changes to make corruption errors easier to track down. (CVS 2709)
FossilOrigin-Name: c07330000b9427a77f412918078beffa18de2c36
2005-09-17 15:20:26 +00:00
drh
53f733c7ae Fix a whole host of newly discovered memory leaks the occur after a
failure of realloc(). (CVS 2696)

FossilOrigin-Name: 4686d649756a0aa301ade901ac49c89a976c5402
2005-09-16 02:38:09 +00:00
drh
289ab0760b Correct the sense of a test for SQLITE_DEBUG on the resent NDEBUG change.
Ticket #1425 (CVS 2693)

FossilOrigin-Name: 81fdffdff6fd107c361b1ee69649455143bf3921
2005-09-13 16:12:47 +00:00
drh
b27795c183 Fix a comment typo in the previous check-in. (CVS 2691)
FossilOrigin-Name: 49c952807dabd80bfeb46caf55856aaab988226c
2005-09-13 00:02:16 +00:00
drh
4b529d97ff Automatically set the NDEBUG preprocessor macro unless SQLITE_DEBUG is set.
In this way, assert() statements become opt-in rather than opt-out. (CVS 2690)

FossilOrigin-Name: 2ec2bd85741e36e410f05ff34de430ffbcf51eea
2005-09-13 00:00:00 +00:00
drh
3dec223ca0 Use of the CROSS keyword in a join prevents table reordering. Ticket #1414. (CVS 2683)
FossilOrigin-Name: 415b8b24629aa12756d8285c094b5f85d8a8e532
2005-09-10 15:28:09 +00:00