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648 Commits

Author SHA1 Message Date
drh
e103a8de2d Fix a potential memory leak following OOM in the decimal extension. 
FossilOrigin-Name: 5127f7376776e6220eb8f83a30aa6b823c23ae0ac76e7ae41b33ca4e03ce236a
 2021-05-03 13:24:30 +00:00
drh
76baad95f4 Guard against a NULL-pointer dereference following OOM in the JSON extension. 
FossilOrigin-Name: ea221f3c8e243a5dc4952e510cbe396614a24876bacdc04fb1ebd4127c7ef0d9
 2021-04-30 16:12:40 +00:00
drh
68b63c0195 Fix the date/time translation logic in the zipfile extension so that it 
works with boundary cases. See
[forum:/forumpost/d82289d69f|forum post d82289d69f] for the trouble report.

FossilOrigin-Name: c8de5f061359c174e143e5e81ade8aa9b7d71ba57287459cf0f4f2c94459c345
 2021-04-22 14:43:16 +00:00
drh
1da9c97bc0 Ensure that the typedefs for specific-length integers in zipfile.c are 
correct.

FossilOrigin-Name: f1f2a49007e938ea7a00dda6f8898b1cd38525c0de1e1cac00a7aebcd7b625f5
 2021-04-22 13:59:54 +00:00
dan
8505d73dc0 Fix a potential crash when using json_group_array() as a window function. 
FossilOrigin-Name: 3c266690c753d093c2cb74138a46ed69276d85cd119d687a6858c84211e84eaf
 2021-04-14 12:11:39 +00:00
drh
0e5cd34915 Fix an error in the inversion function for json_group_array(). 
dbsqlfuzz 68a4b0f668b7bc27235e3f1c5cff8a2d94cfa17e.

FossilOrigin-Name: e718a62ed1d5ba9b1404ba67fae1ad731809e2ebd9253edc57d2b34a19fbef24
 2021-04-13 01:12:32 +00:00
larrybr
6536c4f18e Fix seg-fault upon appendvfs attempt to open non-existent file. 
FossilOrigin-Name: 04f6439f4d9b9b1f717c3aa243a93585df7e7844c216fab5d15bebb050ab00b1
 2021-04-07 09:31:32 +00:00
drh
49e6e5a04f In the wholenumber virtual table, increase the cost penalty for running 
open-loop.  This appears to fix the problem reported by
[https://sqlite.org/forum/forumpost/b52a020ce4|forum post b52a020ce4].

FossilOrigin-Name: f12b54042e27b2fe99f23f97c103ee4371f8d4df3b049d9bb5d64891db56eee5
 2021-03-19 17:54:43 +00:00
drh
8b04094c4f Fix a harmless compiler warning in the appendvfs.c extension. 
FossilOrigin-Name: 0ed7eb9115510511f13dca715bb2b178580648517d8d30436a992d70a2e85ac1
 2021-03-17 19:05:59 +00:00
drh
3fee67533e Comment and stylistic changes to the appendvfs.c implementation. 
FossilOrigin-Name: 25c3186aa143328157fb506a29802e87099cd14be4fa218230484a3212f20621
 2021-03-16 14:12:26 +00:00
larrybr
67d4bbf6c1 Fix assert typo. 
FossilOrigin-Name: 3aedf818c1cfc88ee1103abd8b20e787f6be1bcc4c9350963f0cd52f5ac04154
 2021-03-16 07:06:29 +00:00
larrybr
5cad178b86 Fix appendvfs bug exposed with bigger files, and add tests for such conditions. 
FossilOrigin-Name: 19b1f53a1c0a14440ae8ac71660a2595d37a4a5b201055c19366c7dca75d6660
 2021-03-16 06:41:51 +00:00
drh
407cfe994d Bug fix in appendvfs.c: Adjust the size parameter for 
SQLITE_FCNTL_SIZE_HINT to account for the prefix.

FossilOrigin-Name: 41df3bbefd63151f2ddb920066777eab8e07ecfc0edb0f71f9493debe0a4a2c4
 2021-03-11 13:43:29 +00:00
larrybr
ddf4972063 Add tests for too-tiny appended DBs, clarify align macro. 
FossilOrigin-Name: eb40a8dea6afe6890ddda989de83f3d4ae03b112bf78bfc818dfbd57cc5b5b2a
 2021-03-08 20:13:43 +00:00
drh
baca9807f9 Fix a harmless compiler warning in appendvfs.c 
FossilOrigin-Name: f538961a8058cc327d64c8ec317f1b4f8bbb604f90261160c6c27f26f4800682
 2021-03-08 16:29:06 +00:00
drh
e021890954 Require that the appendvfs suffix mark indicate that the appended database 
begins at an offset that is a muliple of 512 and that the appended database
contains at least 512 bytes.

FossilOrigin-Name: aeb87cc70495dd172e170eff31fd754331d4b979c0b649ab239f8c5c0c76e695
 2021-03-08 13:45:08 +00:00
drh
1e6f334645 Correct the precendence order for rules that determine how a database is 
opened by appendvfs when a database is appended to another database.

FossilOrigin-Name: 92989fc56f2e81ac13f8106ec83c930f43d10715269b988ee47c9bfa53621995
 2021-03-08 13:30:29 +00:00
drh
40942f22f1 Minor comment and formatting changes. 
FossilOrigin-Name: cf2add064f70c477fee1473c3196b72deb41222eb0cdbbdbdcf4a79995184e2b
 2021-03-08 12:59:16 +00:00
larrybr
7e398c04fe Add grow/shrink tests. Fix truncate bug. Make appendvfs.c easier to inspect. 
FossilOrigin-Name: c9521fa55620d0cb3cec20db7b42bc5f18876b42dca07811d1cd0f4b2907eab2
 2021-03-07 18:55:25 +00:00
larrybr
feecc9f547 Fix appendvfs bug exposed by docsapp build (in docsrc), and tighten/revise published behavior. 
FossilOrigin-Name: 7f0f2eacdb496f7f36865ba62164a48edb324a3c6baede736b4e7edf5e8b0fdb
 2021-03-05 20:46:53 +00:00
drh
898ec7927a Limit the size of the exponent input in the second argument to the 
ieee754() SQL function, to avoid integer overflow.
Ticket [22dea1cfdb9151e4].

FossilOrigin-Name: 99aab32da14cc76beb5c1823a70bdeab144459398d61c42a858be4d6868d361e
 2021-03-02 16:27:04 +00:00
drh
1242c0ccf4 Fix an issue with sha3_query() when the first argument contains blank 
SQL statements.

FossilOrigin-Name: 24baab9a9faab50c26d7167821031cd66aaf784baefbc0f92354ae54ac43a714
 2021-01-08 19:53:18 +00:00
dan
3a5e975947 Update cksumvfs to check that the xCurrentTimeGetInt64 method of the underlying VFS is not NULL before invoking it. 
FossilOrigin-Name: c71f6cadcc8c2172ad4113bbe4026aac4ebb8a91485454e8a14de32d197a93aa
 2021-01-07 16:59:35 +00:00
dan
7710878333 Add an "#ifndef SQLITE_AMALGAMATION" block around the typedef for u64 in shathree.c. 
FossilOrigin-Name: b411f29e1a6415f4a241777c45591b8389e746cd8b40d9b225e073bcb0a3bdbf
 2020-12-11 16:03:19 +00:00
drh
70f3eda5be Add an optional function to the chsumvfs extension. When activated by 
the SQLITE_CKSUMVFS_INIT_FUNCNAME macro, this function will invoke the
file-control that sets the number of reserved bytes to 8.  This can be
used to initialize a cksumvfs database file by programming languages
that do not have access to the sqlite3_file_control() interface.

FossilOrigin-Name: 01841fb4bf3d6c5fd5bcbc7d1338998c50f69f84ca475fba7cf764d636714678
 2020-12-10 13:49:00 +00:00
drh
0b1e70c4ce Enhance the generate_series() table-valued function to support negative 
step values.

FossilOrigin-Name: 9b60fc48706bb77b2d4fe27a7b5834a6dc229b4051a9285032da578e4f2849e6
 2020-12-03 14:21:26 +00:00
drh
d36f588f31 Fix harmless compiler warnings about unused function parameters. 
FossilOrigin-Name: 25d067c270966d9506db8bedf280883e32b69050b14bdbbeda4bb2d9a362619c
 2020-11-25 16:28:04 +00:00
dan
8ea11095c9 Update cksumvfs.c so that if SQLITE_AMALGAMATION is defined, SQLITE_CKSUMVFS_STATIC is implied. 
FossilOrigin-Name: 184e9d782dfbad8011b5b0043b3fd8e5a369ed7076e37e14b301483ce5ffe5db
 2020-11-18 20:55:01 +00:00
dan
c30b78f6f3 Add test infrastructure for cksumvfs. And update cksumvfs so that it works in concert with version 2 VFSs. No changes to core SQLite. 
FossilOrigin-Name: 43d4801df5dc4625f6829ed8246758493842b2416ba609ee0423ef63155cece2
 2020-11-18 18:36:43 +00:00
dan
8bb3961d40 Fix a problem causing sqlite3_carray_bind() to return an undefined value. 
FossilOrigin-Name: 083203a549d3cf26991d8626b308ff1e9e44be6abb72ab3d38e5fd53c99aed7f
 2020-11-18 14:30:53 +00:00
drh
ea847f1b94 Add a single-argument form to the CARRAY table-valued function, with 
content bound using the sqlite3_carray_bind() interface that is included
with the extension.

FossilOrigin-Name: 7b229cb1202be203a87b8f47d284313f357deb1e6dfeb94bba7b46744c33512e
 2020-11-17 14:41:37 +00:00
drh
71cb422055 Minor fixes to the cksumvfs documentation in the header comment of the source 
file.  Enhance speedtest1.c so that it can more easily do performance
comparisons of cksumvfs.

FossilOrigin-Name: ed3bb818f58b75c087f2875331ec944397b6c61a5b14d8af4b9ec6f376bd1872
 2020-10-15 17:59:38 +00:00
drh
0897c3c056 In the CSV extension, use SQLITE_TRANSIENT rather than SQLITE_STATIC on 
return values that can in fact change.

FossilOrigin-Name: 54b54f02c66c5aeaa3504c52a04614e2fb4d7260da8367840d5ea5a71cdc2fda
 2020-10-07 11:24:45 +00:00
dan
acd3c8a995 Fix a sanitizer warning in zipfile.c. 
FossilOrigin-Name: ded1a75b3cf39834d38a385f38ae969b296f6c9409856b7eea08645e861b1ac2
 2020-08-29 19:00:19 +00:00
drh
08b9208660 Fix harmless compiler warnings that surface in newer versions of GCC. 
FossilOrigin-Name: 9d670a318381f219b467653f5f9539097808b887ae37291ce13be462dedfb18d
 2020-08-10 14:18:00 +00:00
drh
7033ce4fdc Reorder declarations in the decimal extension for C89. 
FossilOrigin-Name: eface2da2c0b3daee2a5fd640cca3d3757d0930f62900fc810c50c104635241d
 2020-08-08 00:44:45 +00:00
drh
0c52f5a2b0 Fix other potentiall pointer aliasing problems associated with subclassing 
of the sqlite3_file object for various VFS implementations.

FossilOrigin-Name: 270ac1a0f232d75537be40abae559004e950b992cb2c7e94cd6de66e96ae17bd
 2020-07-24 09:17:42 +00:00
drh
a7c74006a0 More harmless compiler warning fixes. 
FossilOrigin-Name: 4c0d208c455abb983217a6dfea7634f677f8360fb57857e1421334fe7a5a23e2
 2020-07-18 18:44:59 +00:00
drh
85c4754697 Add the ieee754_to_blob() and ieee754_from_blob() functions. Fix the handling 
of subnormal forms in the two-argument version of ieee754().

FossilOrigin-Name: c78cbf2e86850cc6882d3f0bd5415f6e731c3c675ffe77bb343682c619cb8cd9
 2020-06-26 15:32:29 +00:00
drh
8cda77d44a Add the ieee754_mantissa() and ieee754_exponent() functions to the iee754 
extension.  Build the ieee754 extension into the CLI.

FossilOrigin-Name: db2f0836b64cd2e119684f1cf75fa3b19a84ca6aca1a239f7e2b9298016e2c95
 2020-06-24 15:06:29 +00:00
drh
ec18b6e5b9 Fix the decoding of subnormal values in the ieee754 extension. 
FossilOrigin-Name: 838817b680f02b3845d6d56f85d5d36fa5ae7453afef7a1a5a24624255f2dc3e
 2020-06-24 13:52:10 +00:00
drh
b5b9bf8540 In the one-argument version of the ieee754() extension function, if the 
argument is an 8-byte blob, interpret that blob as a binary64 floating point
and decode it.

FossilOrigin-Name: 4199c1e8aa47d77df3ef598cb6f5418f67970dd00f34823463c85eabfc8d2b77
 2020-06-24 13:14:00 +00:00
drh
e78c027b64 Fix a harmless compiler warning. 
FossilOrigin-Name: e1416c8b0628afa062d8cff40d0cd3576dc85460e55b21a271f88fcb608b9f59
 2020-06-23 15:29:22 +00:00
drh
6b64718618 Avoid unnecessary normalization in decimal_sum(). Trim excess trailing 
zeros off the result of decimal_mul().

FossilOrigin-Name: 0294ce071c863eb517e97beff31c3d95a4370e979a969415162302a90d3fda0e
 2020-06-23 14:44:57 +00:00
drh
427af8dc3d Add the decimal_mul() function. 
FossilOrigin-Name: 72eee04b67268ad38fd51ff32849f08c0a54cf1b481d5ecb11d77cc9c729ee03
 2020-06-22 21:25:37 +00:00
drh
beb9def059 An extension for doing decimal arithmetic on strings. 
FossilOrigin-Name: 4c3b85607feb53462ccc8b89bea699fdb132c402eae597afa33cc40a85c32329
 2020-06-22 19:12:23 +00:00
drh
067b92ba00 Extend the refactoring into extensions. Clean up stray newlines. 
FossilOrigin-Name: 7a876209a678a34c198b54ceef9e3c041f128a14dc73357f6a57cadadaa6cf7b
 2020-06-19 15:24:12 +00:00
drh
a3d6b8e5a7 Fix the cksumvfs extension so that it will not register itself more than 
once.

FossilOrigin-Name: d5cdd57150db914b61b8b9c61c6caac9690fe7b647ee2c003e75b9b62be62752
 2020-05-26 20:33:18 +00:00
drh
efc752b131 Fix minor compile issues with optional extensions. 
FossilOrigin-Name: 3261ee9ec26bbeaa64190c12556a1d8146270b6660c70004830bd38c1b5b63f4
 2020-05-25 12:49:58 +00:00
drh
c795e3df7a Avoid harmless UB in memcpy() in the JSON extension. 
FossilOrigin-Name: 69e149f76853d196c8855fedfc98848b60fb116ac36bc08824b1a122469f8ece
 2020-05-17 13:47:28 +00:00
drh
eb8305bbc7 Fix a compiler warning in cksumvfs.c. 
FossilOrigin-Name: 68033bcade87e6046f4c0a49936d63ce531c680c1def98fae02afa0c79db2c7f
 2020-05-05 13:41:40 +00:00
drh
3d42fb788a Fix harmless compiler warnings. 
FossilOrigin-Name: 8eee591d3cb9fadfd5cac5543bd66ef9cb371a72d3ad3241fb3bfd67fb216eda
 2020-05-04 19:52:00 +00:00
drh
44a5c86c6c Minor change to the sqlite_stmt virtual table, for test coverage. 
FossilOrigin-Name: 838987b2097c4b7acaa65aea99cfdaf199f04d76bcf6ef12743c60b338a965f7
 2020-05-04 19:04:23 +00:00
drh
fcf31b28ff Add the SQLITE_FCNTL_CKPT_START file-control. Use it to optimize the 
cksumvfs extension.

FossilOrigin-Name: b40f5aa344ae10cf4da83b3aa9e4866d6f6ffb06ba7e34ec1ce80c92468cf3bf
 2020-05-01 18:37:34 +00:00
drh
cdb6ce980b Add the new SQLITE_IOERR_DATA result code and use it in cksumvfs. 
Also enhance cksumvfs to emit an sqlite3_log() message whenever it finds
an invalid checksum.

FossilOrigin-Name: a094e8bfdef10d9e5d97f5a9f7c15b0fc547358b83367762ba5c2dfd2c9d0117
 2020-05-01 11:31:43 +00:00
drh
95063d8c90 Do not allow page_size changes on an active cksumvfs database. 
FossilOrigin-Name: 2c17cdce26fd935e6d81ff828f4670291fc014013c93b2a1578506598345ee86
 2020-04-29 01:09:46 +00:00
drh
065e4a8d29 Add the cksumvfs extension. 
FossilOrigin-Name: 237c10f941cc6cb775693ae87513ff1b816f12b5e9c3d57b057421204d2d02cf
 2020-04-28 20:47:40 +00:00
drh
e6a85962e7 Add the UINT collating sequence extension. The implementation is copied out 
of the "natsort" branch.

FossilOrigin-Name: 6f46c6e3e3c471ca864d7596e0211ee90316b784c8fe22c7ae177c9d29731dc7
 2020-04-14 15:48:55 +00:00
mistachkin
43e862723e When compiling the shell for WinRT, avoid using Win32 APIs that are unavailable. 
FossilOrigin-Name: 85d3dc8c50d8dbb8eac1956e8976e861d3b671e03355ca9257060fa3dca51cc4
 2020-04-09 15:31:22 +00:00
drh
df9b5cab93 Mark the sha1() extension function as SQLITE_DETERMINISTIC. 
FossilOrigin-Name: 7d8dcfb95cea732e7588e7505bf80a171dd2e371b164c9435c6ac286060df6df
 2020-02-10 19:24:49 +00:00
drh
7aedd5d70b Fix a minor typo in a comment in the btreeinfo extension. 
FossilOrigin-Name: b5a66d10f4bbaf10def7b50b9ed98b05b41bb2c2af5ab9a90f6cda61169ab123
 2020-01-31 14:52:19 +00:00
drh
988af251d8 Fix the series.c and spellfix.c extensions to use SQLITE_VTAB_INNOCUOUS 
correctly.  Fix the documentation on sqlite3_vtab_config() to take into
account SQLITE_VTAB_INNOCUOUS and SQLITE_VTAB_DIRECTONLY.

FossilOrigin-Name: 9265cb7f026c0e959bd034d4cd94fe597744e0dd455d0a20736ee5f5bee880c8
 2020-01-21 12:29:02 +00:00
drh
929a940678 The compress() function should not be deterministic since the same input can 
have multiple possible compressed outputs.  The uncompress() function, on the
other hand, is deterministic.

FossilOrigin-Name: 84f314902c48336849081c7e9fe2a52caf171b8215a1c6e80cded0700c447eb1
 2020-01-17 21:12:22 +00:00
drh
be22a85406 Fix the urifuncs.c extension (used for testing and debugging only) so that 
the sqlite3_filename_database() SQL function and its siblings correctly handle
an invalid schema name passed in as the argument.

FossilOrigin-Name: 3d7434a9d85dae9135473d1c58c22ac01a282e654807aa10be9b39f127291594
 2020-01-14 16:50:09 +00:00
drh
299b102b93 Add the new noop_nd() debugging function to the noop.c extension. 
FossilOrigin-Name: 72911fb1b010ae093a161b9c0d21cbdedcbc1f924a55f12227fbe342bd978e08
 2020-01-14 16:33:07 +00:00
drh
d8df36bd4e Change the zipfile virtual table so that the xBestIndex method gives a 
reasonable cost estimate even if no filename is specified.  The missing
filename error continues to be raised in the xFilter method.  Meanwhile,
the more reasonable cost estimate avoids unnecessary wierdness in the query
planner.

FossilOrigin-Name: 0e468aa6decc73be307596782a778a739ff1b5dc0eb10fc4bd6776e460f99f8b
 2020-01-12 22:25:58 +00:00
drh
8080403e44 Redesign for better legacy compatibility. Add the sqlite3_uri_key() interface. 
FossilOrigin-Name: bcb43d11c4d0be36888c9e968ccdf85e7d7fccd72a29866f85c014e0562d4b93
 2020-01-11 16:08:31 +00:00
drh
2e22579dea Fix the fossildelta.c extension so that it will compile on mingw. 
FossilOrigin-Name: 20237d5dc4451f142b511e50a4acef4574cef17b9222c87dcebfe1ed1bab0ad9
 2020-01-09 23:07:21 +00:00
drh
6d35956c86 Fix the rot13.c extension to be deterministic. Add the noop.c extension. 
FossilOrigin-Name: a679122ca8ec95d5c8afba3a1a50170db9dd519a3810e56877b8f56e858d0175
 2020-01-08 15:43:29 +00:00
drh
2b1c2aad9f Create the "trusted_schema" pragma. Add sqlite3_vtab_config() calls to set 
the risk rank for many virtual tables.

FossilOrigin-Name: 4c21373c21c9b17b222ae65297a039a035e6ec6b505c00c33704e3c03f94f834
 2020-01-07 19:45:40 +00:00
drh
af23236660 Merge the latest fixes from trunk. 
FossilOrigin-Name: 26ef709a47294c512a70aecd37d29caecec2af261977d9fb2c4d78d09b12f77a
 2020-01-04 15:37:57 +00:00
drh
79d5bc80c7 Enhance PRAGMA function_list so that it shows all instances of each FuncDef, 
the number of arguments, the encoding, the type, and the flags.  Use this
capability to locate and fix incorrect function flags in the standard build.

FossilOrigin-Name: 9ca906d24a2e88eddb2fd067783512b66cfc49dce1596d816a1c38a09d128218
 2020-01-04 01:43:02 +00:00
drh
0d21eae099 Improvement to check-in [7405e98225761180] so that missing or null filenames 
given to the zipfile extension throw an immediate error.

FossilOrigin-Name: 523e09bd228750fb7be1d4e68d18f6c1bf9db19293d66fbf30b86409321e9814
 2020-01-03 16:38:54 +00:00
drh
0c4f82051c Do not allow the zipfile virtual table to start a transaction if no 
filename has been specified.

FossilOrigin-Name: 7405e982257611803792617f5d8142c54f9831b4a030f4de8607888c525e6289
 2020-01-02 21:30:13 +00:00
drh
8d7f44c03a Fix buffer underflows in the zipfile extension associated with zero-length 
or NULL filename in the ZIP archive.  But report on the mailing list by
Yongheng and Rui.

FossilOrigin-Name: 465a15c5c2077011befa854a77f9d295bb751ef20b7d2937ac0ba47cc84587c9
 2019-12-27 00:19:53 +00:00
drh
a194d3152c Make the zipfile() extension function more robust against zero-length filenames. 
FossilOrigin-Name: b9c2005f0291d58d7f3bfd4a2286eb6563e9c9433519c3329035f325fc723445
 2019-12-24 18:53:13 +00:00
drh
d8f2d46cbc Fix the zipfile() function in the zipfile extension so that it is able to 
deal with goofy filenames that contain embedded zeros.

FossilOrigin-Name: cc0fb00a128fd0773db5ff7891f7aa577a3671d570166d2cbb30df922344adcf
 2019-12-23 21:04:33 +00:00
drh
192cf36de6 Remove an extra deflateInit2() call accidently left in 
check-in [f5ee30426e8876e7]

FossilOrigin-Name: 953e6aa6d9ca09e549c88bc728c322fabdcef581f3b4a7763d95488dddbbd6a5
 2019-12-23 20:07:28 +00:00
drh
6ad0e25fa4 Fix the regexp extension so that it correctly translates all over-length 
3-byte UTF8 sequences into 0xfffd.

FossilOrigin-Name: 3d4c0bf8904135fa68c75801bfa738715cacc3b19dc8ad6ef550b11798d4b121
 2019-12-19 21:11:48 +00:00
drh
54d501092d Fix the zipfile extension so that INSERT works even if the pathname of 
the file being inserted is a NULL.  Bug discovered by the
Yongheng and Rui fuzzer.

FossilOrigin-Name: a80f84b511231204658304226de3e075a55afc2e3f39ac063716f7a57f585c06
 2019-12-19 15:15:40 +00:00
drh
5281864f0c Extend the json-path mechanism with array indexes of the form "#" or "#-n" for 
some positive number "n", to reference the end of an array.

FossilOrigin-Name: 35ed68a651f4cf8740597433b0f1c3b345841868022e0904e9f342840ba0e502
 2019-11-22 17:37:56 +00:00
drh
594b124f21 Changes to extensions and test logic so that the build works with gcc 
and with -std=iso9899:1999

FossilOrigin-Name: 2575a68c3965e72f2ab211d933012442755afe6a9b7de9e9e50cdd2155fd1ec8
 2019-11-20 12:07:40 +00:00
drh
48eb03bd0e Proper surrogate pair decoding added to JSON functions. See the mailing list 
bug report and [https://bugs.python.org/issue38749].  More test cases
needed here, but it seems to work so far.

FossilOrigin-Name: 51027f08c0478f1bf9d7545d9e268c772c0a5cd5dda4b03d78f16c7d94f2f50d
 2019-11-10 11:09:06 +00:00
drh
20cee7d0bb Always disallow the use of non-deterministic functions in CHECK constraints, 
even date/time functions that use the 'now' or similar keywords.  Provide
improved error messages when this requirement is not met.
Ticket [830277d9db6c3ba1]

FossilOrigin-Name: 2978b65ebe25eeabe543b67cb266308cceb20082a4ae71565d6d083d7c08bc9f
 2019-10-30 18:50:08 +00:00
drh
31269a9f5f Add an experimental set of UUID processing functions as the uuid.c 
extension in ext/misc/uuid.c.

FossilOrigin-Name: 1a6e009372cf9571e540812c8607e95a86740112a1091f03e3f632339eccb629
 2019-10-23 21:00:40 +00:00
dan
d681626a8b Update the zipfile extension to use deflateBound(), instead of compressBound(), to learn the maximum possible size of a deflate()d buffer. 
FossilOrigin-Name: f5ee30426e8876e70304f852153b56991a2a66e0f6a82597e9dcccf49163272d
 2019-10-11 18:55:10 +00:00
drh
e39f388eb1 Fix harmless compiler warnings. 
FossilOrigin-Name: 8ea1dc727d391b15d0c4fa858ff68d5b8a63dde46408f24027dac8d28f044cbd
 2019-09-21 17:31:03 +00:00
drh
fab5b07395 Fix the windows inverse function on the JSON aggregates. 
FossilOrigin-Name: f464d847af490dd3ec45565dcc4c2e6ff4ed1ebb65036f30ca0b3ce2e73080e6
 2019-09-14 00:21:34 +00:00
dan
cd9cb85a41 Add the SQLITE_SUBTYPE flag, which may be passed to sqlite3_create_window_function() to indicate that the window function uses sqlite3_value_subtype() to check the sub-type of its arguments. 
FossilOrigin-Name: ba2ebc3a348decc5cedaf14960e30e7ae26a26824cfa198727f2499162142ef3
 2019-09-13 18:27:17 +00:00
drh
477f1f12e2 Fix a typo in the carray extension header comment - the comment that serves 
as the documentation to this extension.

FossilOrigin-Name: 658a42d3633b31fda260f2c5a1a2c7dd8eb4eb0114d322369017c56faf5ecd42
 2019-09-13 17:30:24 +00:00
dan
01a3b6b1b2 Change the meaning of the SQLITE_SUBTYPE flag so that it indicates that the user-defined function cares about the subtypes of its arguments. 
FossilOrigin-Name: af1bc20f502816db460d2b2d353f715da5cf660e59095de5214c829c1cb20981
 2019-09-13 17:05:48 +00:00
dan
e2ba6df9f0 Add the SQLITE_SUBTYPE flag, which can be passed to sqlite3_create_function() and similar to indicate to the core that a user function is likely to use sqlite3_result_subtype(). 
FossilOrigin-Name: 6aa438ce41d460a6782ae63503128b9140c28ff59c2b2eed48b004acf83e0560
 2019-09-07 18:20:43 +00:00
mistachkin
87ae34ba1a Add some static to the 'regexp' extension. 
FossilOrigin-Name: a21d1dde73f811244b5b43f9fed5877263a9c5061470221f417e501f5530edfa
 2019-08-13 20:34:35 +00:00
drh
7e35e81dcb Do not allow the json_set() function to overwrite the same element more than 
once.

FossilOrigin-Name: f237f60e4fa9171dfe9a77c8637595c2701e971034d41bd6018944e8b2b27a6f
 2019-07-31 12:13:58 +00:00
dan
1c70f71e12 Avoid redefining types u32 and u16 when fossildelta.c is compiled as part of the amalgamation. 
FossilOrigin-Name: d8e88248e3204b5f2b95b9b8921ee7ee2f7574ae81e6abd5b4f2ddf187f7d71b
 2019-07-23 13:26:43 +00:00
dan
fe9a832e80 Fix a problem with handling with handling quoted path elements in extension functions json_set() and json_insert() reported on the mailing list. 
FossilOrigin-Name: 45bfcb88e71451a656982e217375e257fc8e68374349c2984be1266bf86fb8cf
 2019-06-17 14:50:33 +00:00
drh
0a0e89fa21 Fix an error message on the blobread() extension function so that it says 
"read" instead of "write".

FossilOrigin-Name: 7cbb9a5fe835d01be158edd1e2f9d553dc257f2d27b53a5d5bf6660d0bd101c4
 2019-05-27 11:21:43 +00:00
drh
3517cc7f36 Fix a memory leak in the delta_parse() table-valued function of the 
fossildelta.c extension.

FossilOrigin-Name: c86ca3f0220a5f9e7f7f1818f6e1220d851f3ebed6a5f0aae6ac38309bd2930e
 2019-05-27 11:09:55 +00:00
dan
5985dcbf5e Fix another small buffer overread in sqlite_dbdata triggered by a corrupt database page. 
FossilOrigin-Name: 1dfc95b8673b0e8c9ef5040c2fa0fbe9846e430d104e9b83f3f1f3ad63446380
 2019-05-09 18:37:37 +00:00
dan
39e04f83b9 Fix a problem in the ".recover" command allowing a circular loop of b-tree pages in a database file to cause an infinite loop. 
FossilOrigin-Name: 8d2a062eb8a3e6fdc6a61b571c8da0070382bf208c53e797151eac8679c975a1
 2019-05-09 18:33:32 +00:00
dan
4d2175613f Fix a crash in the sqlite_dbdata module that could occur if a pointer within an overflow chain in a corrupt database pointed past the end of the db. 
FossilOrigin-Name: 3eae4e301e3e4bcf14e96066f77be1434c5d4b3daadb10153cd36382589ac128
 2019-05-09 17:54:27 +00:00
dan
9c34bc0ad5 Fix another corruption related buffer overread in the sqlite_dbdata module. 
FossilOrigin-Name: 5cd728fb6b3a70f795306d4d6e12151a4de327f801733a8558139e3cd76fe66a
 2019-05-09 15:51:27 +00:00
dan
e216ae0a3e Fix further buffer overreads triggered by passing corrupt records to the sqlite_dbdata module. 
FossilOrigin-Name: dbc6a9f7f67256dea96d3245e7bec145ba65d64adf322e18f1f3ac9556b4e0b6
 2019-05-09 15:07:46 +00:00
dan
b3e3a5bb57 Avoid reading outside a record buffer when extracting an SQL value in the sqlite_dbdata virtual table code. 
FossilOrigin-Name: d99bb0c11d62f629bf59da037827af73a9b814e65815006e0cbca1bc41f42e25
 2019-05-09 11:34:31 +00:00
dan
1b16216f9e Fix building the shell with SQLITE_OMIT_VIRTUAL_TABLE. And without SQLITE_ENABLE_DBPAGE_VTAB. 
FossilOrigin-Name: 425d708c3908fe74f69b62e6dd1722a0018088977e12f14b312dad1df0fbb804
 2019-04-27 20:15:15 +00:00
dan
42ebb01e9f Add the "--lost-and-found" option to the ".recover" command. For setting the name of the orphaned rows table. 
FossilOrigin-Name: 67bb88e24c74d02ae0c4ac6ff2f873f6b0035ccefe5cccfc71c5686cbc76b4c3
 2019-04-27 18:47:03 +00:00
dan
c0b42437ab Fix a locking-page related problem with the ".recover" command. 
FossilOrigin-Name: afdae10424f0f3d0f10a4b73e9732aa55c5ee664814d8ca0edd372cfb17c2445
 2019-04-26 15:14:53 +00:00
dan
efa363b84c Improve the performance of the .recover command. 
FossilOrigin-Name: a50768314d10d743a0cc013b434b516f0763e0a6c5b79655d8fefde7de53e869
 2019-04-24 20:48:55 +00:00
dan
b40af49d73 Enhance the ".recover" command. Fix a problem with overflow pages in dbdata.c. 
FossilOrigin-Name: f193ca587f9e4f925f4f2343b0b07053bd6f93dd87fc6f8f41cf4479e90cf562
 2019-04-22 20:52:12 +00:00
dan
68cb86ef23 Add the ".recovery" command to the shell tool. For recovering the maximum amount data from corrupt databases. Still needs work. 
FossilOrigin-Name: 7461d2e120f2149315ddac2676d51d7445bcdb8e97543effd9c30603517ef9da
 2019-04-20 20:57:28 +00:00
dan
3b412ac247 Add the sqlite_dbptr virtual table to the dbdata extension. For querying the links between b-tree pages. 
FossilOrigin-Name: 3213a15f2133afbb0a4fec3b8f6e0eeca8c0befafd6658c41074e84f589d5d32
 2019-04-18 21:14:11 +00:00
dan
f1173b69b1 Add the experimental dbdata extension. 
FossilOrigin-Name: a3ab58832935e1399ecc7e4d8daefa3a6afa6b301792ce7176bc5d7c173510fb
 2019-04-17 21:17:22 +00:00
drh
2c794b15a0 Add the blobio.c extension module implementing readblob() and writeblob(). 
Experimental.

FossilOrigin-Name: e3fde56da46e9592143b8beeee5eba4d74b8ef67edb7bf73a85edd2e0f7a8d21
 2019-03-30 17:30:50 +00:00
drh
d4a591dd6b Fix harmless compiler warnings. 
FossilOrigin-Name: a063f7c426d1ac066bf05cc03288f49b1c92e06a8cb2bc271cce9bd3022a74ea
 2019-03-26 16:21:11 +00:00
drh
e7476115ad Fix the writefile() SQL function implemented by ext/misc/fileio.c such that 
any directories created have standard umask permissions, not permissions
of the file that is to be written.

FossilOrigin-Name: f11c89595dc65f89be6df62830c8cddd3933acfd4baaecd348ecd99e71db5831
 2019-03-25 15:06:16 +00:00
mistachkin
065f3bf4f2 Fix various harmless compiler warnings seen with MSVC. 
FossilOrigin-Name: 1c0fe5b5763fe5cbace9773dcdab742e126d0bd035ab13d61f9d134afa0afc0c
 2019-03-20 05:45:03 +00:00
drh
75db74fdae Improved comments on the fossildelta.c extension. 
FossilOrigin-Name: d7d23f0450d659b2c7df34e4df8623ca7b6fe3bd19422e3e9234515214ae8510
 2019-03-02 20:09:35 +00:00
drh
8f46f34e2d Remove a redundant parameter extraction call from the percentile.c extension. 
FossilOrigin-Name: d49c32e6e7cc341b5961d2c7b7c68d1649c6542eeec201660e3f82a55aea9e3b
 2019-03-02 12:17:35 +00:00
drh
0319934322 Fix the readfile() UDF so that it returns an empty BLOB, not an OOM error, 
when reading an empty file.

FossilOrigin-Name: 0edad5339e36d69aed9289bb3e60d35f9930386d76a62bb0194c4fdf420d16fb
 2019-02-27 19:59:56 +00:00
drh
c3017e7b4a Update comments on the fossildelta extension. No changes to code. 
FossilOrigin-Name: 9da4fb59b28686630d63a79988b458726332cf06cc0e6e84d7c0a7600f5fcab0
 2019-02-25 14:52:43 +00:00
drh
2a98b586c8 Enhance the xBestIndex method on delta_parse() to return SQLITE_CONSTRAINT if 
no delta argument is supplied.

FossilOrigin-Name: f16d127c3b4a735afae1fc236bcf90f31adff079c7d3a896f901d908ff8b8532
 2019-02-19 20:29:05 +00:00
drh
2d441ce3f3 Add the delta_parse(DELTA) table-valued function to the fossildelta 
extension.

FossilOrigin-Name: d91fcc267bf1be795dfdb1fbfb40c2aea79ddff247a51d26462136c325b7a6d3
 2019-02-19 20:19:51 +00:00
drh
4bec44bdfa Add the fossildelta.c extension in ext/misc with implementations of the Fossil 
delta functions.

FossilOrigin-Name: b80cafa6f8a5c6ff1dc9efd2f670777ab131ace2df1eb431cedc8cfa901baf18
 2019-02-19 18:39:16 +00:00
drh
f9101623a3 Register the "vfsstat" virtual table immediately when loading the vfsstat.c 
extension.

FossilOrigin-Name: 9bd92afd0cb0a958441e861c7006b77027125b1ceea0868958ec948b6b3c7bc9
 2019-02-12 12:25:34 +00:00
dan
871b13492d Fix a problem preventing testfixture from being built with SQLITE_OMIT_VIRTUALTABLE. 
FossilOrigin-Name: d2cca36adc69d2c8e7707d70cbd75c497eae6a1a3f8a9dd18249ca6804c9db5f
 2019-02-06 13:41:19 +00:00
drh
d46b6f57c9 Fix a harmless compiler warning in the memtrace.c extension. 
FossilOrigin-Name: 2f468da4e9fb3edb5e902fa5d3c528726d1fb64d749d29e558ba3243c76bcb95
 2019-02-05 19:52:39 +00:00
drh
50b910a8b5 Add the --memtrace option to the CLI. 
FossilOrigin-Name: a1e12fa2a8eb5648a96cc2d8d39899d6f87c5e2269cec7de486964c8b915e724
 2019-01-21 14:55:03 +00:00
dan
9c039d9f2e Add scalar function "prefix_length()" to ext/misc/prefixes.c. 
FossilOrigin-Name: 0bf1550507d9d3c8a41f8a50db3a59bf808f0a4e24637dc0905d35579305eca7
 2019-01-14 20:44:00 +00:00
drh
4ead96348e Add the "prefixes" table-valued function in the ext/misc folder. 
FossilOrigin-Name: f0fd2163fc23a555ef03af43294a14fcabae6921f52e64c979286c745b4f6218
 2019-01-14 16:16:30 +00:00
drh
73bce66701 Use 64-bit APIs in the fileio.c extension. 
FossilOrigin-Name: b49d56a0faf012978c50fb8662125ea21bdf5054fddf5975644cbc941c153e70
 2019-01-11 23:08:56 +00:00
drh
1735f91df4 Improved detection and reporting of errors in the readfile() extension SQL 
function.

FossilOrigin-Name: d2f0b5a483869d39f5c5814c9d6df3d3b8a46d582b4dcf0cf11e23b707c4213e
 2019-01-11 17:20:25 +00:00
drh
2d77d80a65 Use 64-bit math to compute the sizes of memory allocations in extensions. 
FossilOrigin-Name: ca67f2ec0e294384c397db438605df1b47aae5f348a8de94f97286997625d169
 2019-01-08 20:02:48 +00:00
drh
20c0082371 Fix a harmless compiler warning in the CSV extension. 
FossilOrigin-Name: fbcd72565f4425016cebbbf5dfd6aa510234cfb31c785cf364f04fff444aacae
 2019-01-03 15:22:33 +00:00
drh
8625221444 Fix a problem with the CSV extension when it uses the "header" option on 
a real file.

FossilOrigin-Name: 7acaed08f946633fca3ab8434dd6349ea6f1bac4fd9ec21f476db013ee06de30
 2018-12-26 12:50:47 +00:00
drh
20b3fc4db1 Add SQLITE_CONSTRAINT support to the xBestIndex methods on dbstat, 
sqlite_dbpage, and zipfile.

FossilOrigin-Name: 5cd24e552b4fed71cfb2e37929371175682f23f1430df2900a87e6a5823d138e
 2018-11-16 20:18:07 +00:00
drh
d16f26a708 Update the explain virtual table to make use of SQLITE_CONSTRAINT. 
FossilOrigin-Name: b2d41ff7027b44ccb5dffc303c47d42f1f6fd66ce22e90450d3a666c73fe8b8e
 2018-11-16 19:19:58 +00:00
drh
43579191e8 Fix the JSON table-valued functions to make use of SQLITE_CONSTRAINT. 
FossilOrigin-Name: 3f34f4f561c77f8ec88906818f2984dcf8f17d1645bac175e9027595517560bc
 2018-11-16 16:04:50 +00:00
drh
a69262c0f2 Add an assert() to the generate_series virtual table to verify 
assumptions about the design.

FossilOrigin-Name: cd13b499a20a7d476edb8500537edef4c5151410ba0300469ebf0f7ba16964b8
 2018-11-16 15:41:27 +00:00
drh
e4f90b7075 Update the generate_series() table-valued function to make use of the new 
SQLITE_CONSTRAINT return from xBestIndex.

FossilOrigin-Name: 4372ad644dda5a1fa46b6b6070092320c835439b41f598cbc041e9deef786988
 2018-11-16 15:08:31 +00:00
drh
32dcc847b5 Enhance the xBestIndex interface of virtual table so that if the xBestIndex 
method returns SQLITE_CONSTRAINT then that particular combination of
constraints is considered unusable and does not participate further in
query planning.

FossilOrigin-Name: 684013cef6bfcfd920a4aec645df9f5d41ace8b34e75fca61759c1b4f82cc89e
 2018-11-16 13:56:15 +00:00
drh
eabbf37fae Fix comments and make magic numbers into #defines in the fsdir 
implementation.

FossilOrigin-Name: c537c9c3630ca979bdccab977275bfc11cce33ea54adb71a4bd4f46c85f65c6f
 2018-11-16 13:06:30 +00:00
dan
cbfaa076d7 Fix a problem with virtual table "fsdir" and some join queries. 
FossilOrigin-Name: 7fffcee0fc3fe8d036f0d93ec17673992c3edcf2bb454dc90d80142435b37946
 2018-11-16 08:36:15 +00:00
drh
6f147c54ef Improvements to the CSV virtual table. 
FossilOrigin-Name: 0406ecbbe75513e342040b71fdd342462222dbb3820486b5f745d7865805c00b
 2018-11-16 01:42:26 +00:00
drh
84c501bac1 Initial code to make shadow tables read-only to ordinary SQL. The now 
xShadowName method is added to the sqlite3_module object and is used
to identify potential shadow tables.  The SQLITE_PREPARE_SHADOW argument
to sqlite3_prepare_v3() is defined.  It is designed to permit writing to
shadow tables, but is currently an unused placeholder.

FossilOrigin-Name: 31942b3dd3f66eb0d9977bf1cadc2f2d7be7967cce2b55784be0b939dfef1985
 2018-11-05 23:01:45 +00:00
drh
7dd630a893 Fix an issue with the new memstat.c extension. 
FossilOrigin-Name: ce6e80b1303ed161bec2c63735cd2e2bea7b4e9b4ff780d214d408b1a30d50da
 2018-10-08 20:04:16 +00:00
drh
09b523c99b Fix a bug in the sqlite_memstat virtual table that was causing it to report 
the amount of memory used as zero bytes.

FossilOrigin-Name: 8a758a872175b0c74e631c231240c5c733fbec708d0cff23eb9c4025e4a800ec
 2018-09-28 18:51:18 +00:00
dan
0efb6f5135 Another minor tweak to memstat.c so that it may be built against older versions 
of SQLite.

FossilOrigin-Name: 4c1fed60b9b35ac2f5d2f2533b54db429d72bdbc0aad0dd5af52ff851789d4ae
 2018-09-27 17:33:06 +00:00
drh
6dd5f07d3d Modify the memstat virtual table so that it works with SQLite version 3.9.2. 
FossilOrigin-Name: 7171d8ae6b1e7c97b0cf06bcca2262674c9ce557c85666b4b77c16cbac508502
 2018-09-27 17:15:21 +00:00
drh
d7134fe0c1 Enhancements to sqlite_memstat: 
(1) Add an extra "schema" column to show the schema name for ZIPVFS stats.
(2) Only show ZIPVFS stats to schema that use ZIPVFS
(3) Put a NULL in unused columns of the output.

FossilOrigin-Name: 9351135b4331107be2f2bda7b6adbd5436381f4f9a68340e8a172b6517ec3f12
 2018-09-27 16:57:42 +00:00
drh
7c5577acdc Add initial ZIPVFS support for the "main" database to the sqlite_memstat 
virtual table.

FossilOrigin-Name: 9cd27350b0f62debfe3238c57c3ab51079699142e82c05a7ec8460a8429f55f2
 2018-09-27 15:45:03 +00:00