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437 Commits

Author SHA1 Message Date
drh
c890fec362 Bring test coverage up to 99%. (CVS 5522) 
FossilOrigin-Name: 2cd6bae80984126023bcf479e5f3db5eaa5c4134
 2008-08-01 20:10:08 +00:00
drh
633e6d57d9 Implement the "lookaside" memory allocation cache. Use of this cache makes 
the speed1.test script run about 15% faster.  Added new interfaces to
control the cache. (CVS 5488)

FossilOrigin-Name: e48f9697e9fea339e150ddc32940760027dd07d9
 2008-07-28 19:34:53 +00:00
drh
80cc85b3c2 Error messages from virtual tables store on the sqlite3_vtab->zErrMsg field 
are reported back up to the application interface and memory is reclaimed. (CVS 5466)

FossilOrigin-Name: 4a9dd5e782a363e93d4705fa3671bc6cf0bb5a33
 2008-07-23 21:07:25 +00:00
drh
bb5a9c3eea Add the sqlite3_next_stmt() interface, including test cases. (CVS 5243) 
FossilOrigin-Name: 565a530896b40790287eeaad709edd51980fbddf
 2008-06-19 02:52:25 +00:00
danielk1977
59f8c08ecc Implement the 'CONFIG_SINGLETHREAD' and 'CONFIG_MULTITHREAD' configuration modes. (CVS 5234) 
FossilOrigin-Name: 5059644c4bc5f6679afd939e0bc26080f42a9918
 2008-06-18 17:09:10 +00:00
danielk1977
1e740c6f88 Check that the encoding of values passed to sqlite3_bind_value() matches that of the database. (CVS 5138) 
FossilOrigin-Name: e94a2883060b9ef59809ff4de9525d897d95546c
 2008-05-16 15:24:58 +00:00
danielk1977
822a51628f Add more version tags to files that lack them. Ticket #3120. (CVS 5137) 
FossilOrigin-Name: 81a8c70ed7a86abf286706fdbc251f31c9c53382
 2008-05-16 04:51:54 +00:00
drh
7297d1f070 Do not clear the error code or error message in sqlite3_clear_bindings(). 
Ticket #3063. (CVS 5111)

FossilOrigin-Name: 069f4560107246fdc31e1f15c3ad7d3dae2b9ad8
 2008-05-09 14:39:44 +00:00
drh
26e4a8b11d Fix more compiler warnings. (CVS 5074) 
FossilOrigin-Name: 59568844e774dbe89fd20bbc8f49a3665cc54717
 2008-05-01 17:16:52 +00:00
danielk1977
65710b151f Free Mem.z buffers when a vdbe statement is reset. (CVS 5002) 
FossilOrigin-Name: 0bedbe092aa3079dc49157a9bcaa7716b00e0bdb
 2008-04-14 15:15:22 +00:00
rse
867780aea2 add three missing initializers (CVS 4935) 
FossilOrigin-Name: f45f0593cf5dd8c0172b13c300a4a9393540e0d7
 2008-03-29 12:39:39 +00:00
danielk1977
5f09613545 Changes to the Mem structure to reduce the frequency of freeing and reallocating the dynamic buffer. (CVS 4928) 
FossilOrigin-Name: d0bf73d81453da1d8e602e0445064d9f5e348063
 2008-03-28 15:44:09 +00:00
danielk1977
dfb316d432 Changes to delay freeing buffers associated with vdbe memory cells until either sqlite3_finalize() or sqlite3_release_memory() is called. (CVS 4922) 
FossilOrigin-Name: 8c2f69521f13bc24cf005520efbe0589eeadd763
 2008-03-26 18:34:43 +00:00
drh
3f913576e5 Add the SQLITE_OMIT_DECLTYPE compile-time option. Remove more code when 
SQLITE_ENABLE_COLUMN_METADATA is not defined. (CVS 4906)

FossilOrigin-Name: 8ef26646cff9be75c584a9abfcfffcfdb49b3969
 2008-03-22 01:07:17 +00:00
drh
bb4957f858 Initial implementation of per-connection limits and the sqlite3_limit() API. 
The sqllimits1.test script crashes.  SQLITE_LIMIT_PAGE_COUNT and
SQLITE_LIMIT_VDBE_OP are currently ignored. (CVS 4897)

FossilOrigin-Name: 60c77882b2de9f6a45f8bd87c9c6a0cc613f8373
 2008-03-20 14:03:29 +00:00
drh
fa4a4b9159 Add a new interface, sqlite3_context_db_handle(), that returns the database 
connection pointer for an application-defined function. (CVS 4889)

FossilOrigin-Name: 54c55cae556af5a16c0ce8be1a96d2932db80ad8
 2008-03-19 21:45:51 +00:00
danielk1977
a7a8e14bf2 Where possible, avoid freeing buffers allocated for vdbe memory cells in case they can be reused. (CVS 4783) 
FossilOrigin-Name: 990237e27e417aff3dbf05784b716c21f3761a3a
 2008-02-13 18:25:27 +00:00
drh
69544ec9cb Add the sqlite3_result_error_code() application interface. Use it in the 
ATTACH function so that a failed attach returns a proper error code.
Ticket #2914. (CVS 4775)

FossilOrigin-Name: c24616204307936d03d39d2ef0fe6856113f6977
 2008-02-06 14:11:34 +00:00
drh
7e8b848a60 Make sqlite3SafetyOn() and sqlite3SafetyOff() macros which disappear when 
compiling without -DSQLITE_DEBUG=1. (CVS 4744)

FossilOrigin-Name: 5375ad6b4b652f388469b0ce4e8e78b3f49169bd
 2008-01-23 03:03:05 +00:00
drh
643167ff21 Add the fault injector module in fault.c. Use it as a basis for memory 
allocation failure testing. (CVS 4742)

FossilOrigin-Name: 1a335e180183b414fcc3510ce28b98b21cd134a6
 2008-01-22 21:30:53 +00:00
drh
949f9cd565 The sqlite3_trace() callback now prints a message as each trigger fires 
within a statement. (CVS 4709)

FossilOrigin-Name: 110c000d86bd4a0b4b946c62d11a435426b02d16
 2008-01-12 21:35:57 +00:00
danielk1977
2dca4ac1d3 Change the VdbeOp.p4 union to include specific pointer types for the various values of VdbeOp.p4type. (CVS 4667) 
FossilOrigin-Name: 7e8330c8044dc7718e720dbd33f6e2fe970ead77
 2008-01-03 11:50:29 +00:00
drh
66a5167b47 Refactoring the VM. The P3 parameter is changed to P4. A P5 parameter is 
added (though not currently used.)  Add routines sqlite3VdbeAddOpX() where
X is one of 0, 1, 2, 3, or 4. (CVS 4660)

FossilOrigin-Name: 027875e4d4c4bd7686dc880c6917a968049b2fec
 2008-01-03 00:01:23 +00:00
drh
d4e70ebd6f Begin setting a foundation on which to convert the VM from a stack-based 
to a register-based machine.  Everything is still mostly stack based with
this check-in.  This change merely begins adding infrastructure to support
a register-based architecture. (CVS 4652)

FossilOrigin-Name: 051ec01f2799e095516015f2ef0180e50fac387c
 2008-01-02 00:34:36 +00:00
danielk1977
a185ddbfba Return SQLITE_MISUSE instead of crashing if NULL is (incorrectly) passed to sqlite3_step(). Ticket #2773. (CVS 4545) 
FossilOrigin-Name: 3bfee76fa6191c6e3aaa4632949b53253c612f36
 2007-11-15 16:04:15 +00:00
danielk1977
8e556520e9 Modify the Tcl interface to use sqlite3_prepare_v2(). (CVS 4542) 
FossilOrigin-Name: 7bb00c7df672cb8988121f30e3bbdea9ad951603
 2007-11-13 10:30:24 +00:00
danielk1977
d949fd3b34 Use malloc to obtain space for sqlite3_aggregate_context(). Ticket #2751. (CVS 4524) 
FossilOrigin-Name: bf75058f5777ce4b03f2287406805236470f70d0
 2007-11-05 12:46:04 +00:00
drh
f1bfe9a8bd Reorder some tests at the beginning of sqlite3_step() to work around 
misuse by python.  Ticket #2732. (CVS 4492)

FossilOrigin-Name: e8d591e8c369794921a4acbba5b17fddca730ee7
 2007-10-17 01:44:20 +00:00
danielk1977
26783a58e2 Use the DbMalloc() and DbRealloc() functions more consistently. (CVS 4323) 
FossilOrigin-Name: c790c234c369c6b7610e67dcaaa9eee347df729c
 2007-08-29 14:06:22 +00:00
danielk1977
a1644fd863 Modifications to the malloc failure tests to test transient and persistent failures. (CVS 4321) 
FossilOrigin-Name: e38ef81b85feb5bff2ad8448f3438ff0ab36571e
 2007-08-29 12:31:25 +00:00
drh
153c62c461 The win32 driver compiles but does not yet work well. Many bugs 
fixed. (CVS 4282)

FossilOrigin-Name: 3a68fcddfa9184e4b310ce0a21312c54b9462ec8
 2007-08-24 03:51:33 +00:00
drh
27641703cc A complete run of quick.test with mutex debugging enabled. (CVS 4266) 
FossilOrigin-Name: 783e07d561d1f5509de9475f3b9f38315f247002
 2007-08-22 02:56:42 +00:00
drh
86f8c197dd Reenable the memory management logic. The quick.test script now runs with 
SQLITE_MEMDEBUG and SQLITE_ENABLE_MEMORY_MANAGEMENT. 7 minor errors. (CVS 4265)

FossilOrigin-Name: 1914044b8832041f13b20ead613bd13725425d7a
 2007-08-22 00:39:19 +00:00
drh
32bc3f6e01 All mutexing and locking appears to be in place. Now we just have to 
test it and make it all work. (CVS 4264)

FossilOrigin-Name: 0f7941aef976aa4f3be3e0046edd1ae042e5d9a3
 2007-08-21 20:25:39 +00:00
drh
b21c8cd4f6 The sqlite3_value object now carries an sqlite3* pointer to use for 
recording malloc failures.  This eliminates the need to pass sqlite3*
pointers into many internal interfaces.  Also added more mutexing. (CVS 4263)

FossilOrigin-Name: 9287276191a582c1cf7cf6b71d8399727d8e534d
 2007-08-21 19:33:56 +00:00
drh
e30f442622 Adding more thread locking code. This is an incremental check-in. (CVS 4262) 
FossilOrigin-Name: 7428732b1fa04b83eda0a3539834693ef351313e
 2007-08-21 16:15:55 +00:00
drh
605264d2d8 Readded the sqlite3_open_v2() interface. No test cases yet. 
Additional progress toward adding mutexes to all interfaces. (CVS 4261)

FossilOrigin-Name: 3787563e90d7210d349ee36484c3f008c955552e
 2007-08-21 15:13:19 +00:00
drh
29278e3dbb Remove unnecessary #includes of "os.h". New mutex implementations. (CVS 4255) 
FossilOrigin-Name: fbbd5bda544ffec4e1b43407b12e546235dc7873
 2007-08-21 10:44:15 +00:00
danielk1977
b4b47411ab Begin migration to using sqlite3_vfs interface. (CVS 4240) 
FossilOrigin-Name: af3e3c7acdc67013dd733effebe981620d922dd1
 2007-08-17 15:53:36 +00:00
danielk1977
31dad9da7e Fix some more small problems introduced by recent refactoring. (CVS 4235) 
FossilOrigin-Name: 5e2795d0eb8ea2a076b3014cfa9096aa7e8f69d7
 2007-08-16 11:36:15 +00:00
danielk1977
1e5369531e More work on refactoring of malloc() interfaces. There are still many errors. (CVS 4233) 
FossilOrigin-Name: 77b1671351fe94b0ebc126a63140643deae2aa64
 2007-08-16 10:09:01 +00:00
drh
174357527a Half-way through a major refactoring of the memory allocation. 
I have not even attempted to compile so I am certain there are
countless errors. (CVS 4231)

FossilOrigin-Name: deb7ecd65f7b83eaf0ba610eeef3b0ede61db1c3
 2007-08-16 04:30:38 +00:00
danielk1977
e0fc52618c Fix two obscure memory leaks that can follow a malloc() failure in sqlite3_set_auxdata(). Ticket #2534. (CVS 4185) 
FossilOrigin-Name: b88af1827bec3e8a32450dd0a073ffc3b12a5939
 2007-07-26 06:50:05 +00:00
danielk1977
612642de32 Fix for #2497. Set the database error code to the return value of sqlite3_step(). (CVS 4155) 
FossilOrigin-Name: b01fda5f50e40b6122faf169c44486bde7ffe16c
 2007-07-12 13:18:05 +00:00
drh
b21f87dda1 Do not segfault even if sqlite is misused by requesting query results 
after the query has been reset.  ticket #2426. (CVS 4090)

FossilOrigin-Name: 783f19be387561fbca3ac7e223bdb7dedb5450c8
 2007-06-19 10:58:24 +00:00
danielk1977
c9cf901d8c Add some extra tests for malloc failure during expression parsing and execution using fuzzily generated SQL. (CVS 4043) 
FossilOrigin-Name: 7522d2fb3204d107b8b4816d7f39c88741f20230
 2007-05-30 10:36:47 +00:00
drh
150dbacea4 Fix to check-in (4005). A call to sqlite3_column_blob() should not make 
subsequent calls to sqlite3_column_type() return SQLITE_BLOB.
Sqlite3_column_type() returns the initial type. (CVS 4006)

FossilOrigin-Name: b5e85deb5a0316781a6f39d6085b9fcfb9f88c6d
 2007-05-15 14:10:40 +00:00
drh
1f0feef80b Clarification on the best practices for using the _bytes() APIs. 
Change sqlite3_value_blob() to force the representation to be purely
a BLOB and not a dual BLOB/String.  Ticket #2360. (CVS 4005)

FossilOrigin-Name: cf2dd45b58380de7f3e167b5357848d12872caa3
 2007-05-15 13:27:07 +00:00
danielk1977
f75232f748 Add cases to fuzz.test. Some tests in this file fail at the moment. (CVS 3973) 
FossilOrigin-Name: 1e8fcb3fbed7beb8bb1370953ecf3d4b9db01ede
 2007-05-10 17:32:48 +00:00
drh
a0206bc81c Introduce the (experimental) sqlite3_result_error_toobig() API that 
function implementations can use to signal SQLite that the function
result is too big to represent. (CVS 3949)

FossilOrigin-Name: 17c4235c492f746867c1d2b8621043b93f8aa10e
 2007-05-08 15:15:02 +00:00