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600 Commits

Author SHA1 Message Date
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
drh d7fda6cfc5 Initial prototype of a eponymous virtual table that accesses sqlite3_status64() 
and sqlite3_db_status().

FossilOrigin-Name: 0b44e1f68e0c8349367e3f929d4734c3df96338ec8d6fb652565bf894e8b8343
 2018-09-27 15:21:13 +00:00
dan 2e5e0e10f2 Tweak spellfix.c so that if SQLITE_SPELLFIX_5BYTE_MAPPINGS is defined at 
compile time the Transliteration structure has space for 5 byte (instead of 4
byte) mappings.

FossilOrigin-Name: cbaf5b6c1b07b29b2c83fa01618de856d81cc1174769cb9770cb5c894cc87ace
 2018-09-26 16:05:07 +00:00
drh 6b26a7b950 Fix typos in the header comment for the sha1 and sha3 hash extensions 
in the ext/misc folder.

FossilOrigin-Name: 4ed9d83a0b14a22b3ecf25785b03b5a824d260e01a608aea85231df9b816421d
 2018-09-26 03:43:42 +00:00
drh 6557a07ca8 Fix a memory leak in the explain extension. 
FossilOrigin-Name: d0c92b047a5355726aea87f38038e5bda3adf6137492919be94bd29bb847eddb
 2018-09-16 16:34:31 +00:00
drh 9b84f03556 Add the new "explain" virtual table in ext/misc. Use this virtual table 
for additional test cases for the optimization that avoids updating indexes
on expressions when none of the columns changed by the UPDATE are in the
expression.

FossilOrigin-Name: 2404304cc15eaeee2744cf3c8f9cac0a544631c4f1060c5a17a78b43ca86edf0
 2018-09-16 16:18:01 +00:00
mistachkin ed008ecede Fix some harmless compiler warnings seen with MSVC. 
FossilOrigin-Name: 78862252da7f59d4737ed16f4ccf100cea27d8b421db31051afbaa8d96f24de3
 2018-09-12 01:05:26 +00:00
mistachkin 42cb6ec4e6 Fix typo in the Win32-specific code for the fileio extension. 
FossilOrigin-Name: e812e5d59a699e8b82c51d465d9c0f09df6a1e6996b5499814dca99c5f8020d5
 2018-09-08 16:53:47 +00:00
drh e35fc302c3 Improved JSON parser caching. 
FossilOrigin-Name: 58078c0d2647a194279fa80e032670441b296ffc3acee692901faa5beca460b7
 2018-08-30 01:52:10 +00:00
drh c4ceea72b7 Fix various harmless warnings generated by static analysis tools. 
FossilOrigin-Name: a04a0ea9e30e0ef12bafa0b90b7d1b7764865768bb4a738b0c73a7a3ef9416db
 2018-08-21 12:16:33 +00:00
mistachkin 5a193dd8e6 Add missing SQLITE_OMIT_WINDOWFUNC check to the json1 extension. 
FossilOrigin-Name: fe19f8239dc474db0854a0a8ce5189ac4195c736b496f475a59a185e0879b40c
 2018-07-24 13:57:44 +00:00
drh c7bf57168a Fixes for various harmless compiler warnings. 
FossilOrigin-Name: 5023b1b85b883a716a5da673740b6effe214ee0490f4ca45f161bb8b04784366
 2018-07-09 22:49:01 +00:00
drh 491d4c89f5 Fix the JSON extension so that it can be compiled separately from the 
amalgamation.

FossilOrigin-Name: 4b8cfe7bfe5f049eb4607fd480429fcd2060e691891d8bffc9917f13fa373988
 2018-07-07 20:23:46 +00:00
drh fd4b72853a Add ALWAYS() macros on results of sqlite3_aggregate_context() calls in 
xInverse() implements, since they can never fail.

FossilOrigin-Name: fdef2a921d451c66ca535021d08af3ec1ab53283da2d2979378a799fd8731ef9
 2018-07-07 19:47:21 +00:00
drh 8be47a7e86 Get the json_group_array() and json_group_object() SQL functions working 
as window functions.

FossilOrigin-Name: 916cdc83f5a45e0b6f61c52ff5fde70d54bcd0dfaa4a32f9ac709fe0ddbb480b
 2018-07-05 20:05:29 +00:00
mistachkin 5bce7d8f6c Fix typo in the 'normalize' extension. 
FossilOrigin-Name: 0c9163ea232d4008105939910565b0d1e533cbb38067d7900dc732b911786d37
 2018-06-18 19:09:30 +00:00
drh 2f1f8801ed Output infinity as 1e999 in the ".dump" command of the command-line shell. 
FossilOrigin-Name: ee431d55eba618cfba414c3946b3162bc205a70dd4e43d74a7623be332b94c92
 2018-06-13 17:19:20 +00:00
drh e893e2e4ee Fix the CSV extension so that it works with single-column CSV files. 
FossilOrigin-Name: e336cf00486bdc0ec04ecded2b7c874d73a87e6aba3544e3678bedfb9a4af3b6
 2018-06-02 12:05:18 +00:00
drh dd7460f0fd Correct output for the fullkey column of json_each() when the total JSON 
input is a simple value, not an array or object.

FossilOrigin-Name: b45b18850c59f22a163ee482f529f578a8798f96d0e26b5a061d336d480a1540
 2018-05-16 12:19:11 +00:00
dan fa5c69f5cb Fix a problem in the xBestIndex method of the closure extension causing it to 
allocate non-contiguous argvIndex values in some cases (an "xBestIndex
malfunction" error).

FossilOrigin-Name: 0c67150749cb3d067e14b2dcac9c3489e0f14bd18c0387f1d9bc93d21fc96fe5
 2018-05-02 08:12:22 +00:00
drh ef9e3d78f2 Enhance the comments in the templatevtab.c implementation. 
FossilOrigin-Name: 05f6278a02e5cde89f76ced5af7d508e26576d7291dad7ee9e06b1a3be516cb0
 2018-04-27 15:17:08 +00:00
drh fc0ec3e5e8 Add new interfaces for accessing the list of SQL keywords: 
sqlite3_keyword_count(), sqlite3_keyword_name(), sqlite3_keyword_check().

FossilOrigin-Name: 7dd34e3776fed90a49344d54a1b68bb59f7957b5a8a1a367087b7cafb63111c1
 2018-04-25 19:02:48 +00:00
drh 7eabc44dee Add the new DO and NOTHING keywords to the keyword lists maintained 
by various extensions and auxiliary programs.

FossilOrigin-Name: 77a98a0781cd8450e2100111e70526db6a51d7e58e3c505ea87f685388099e82
 2018-04-25 17:10:30 +00:00
drh 4d3e61403a Fix a memory leak following failure to open an external CSV file in the 
csv.c extension.

FossilOrigin-Name: 526ee07d19dbc8fd1af3a02a8da12b337020a4be40e045da9a19d0a7c2b6ab54
 2018-04-24 10:57:10 +00:00
drh 55a3490cf2 Add the ext/misc/tmeplatevtab.c template for virtual tables. This is a 
work-in-progress as it still needs improvements to the comments in order to
be useful as a template.

FossilOrigin-Name: 22358fb5495c727a4dde129128fe409a7b929a5ffa143b1e2879f84d7680ec3c
 2018-04-19 16:14:59 +00:00
mistachkin 33fc27790a Fix segfault in 'eval.c' extension when used with 'empty_result_callbacks'. 
FossilOrigin-Name: e8b87bd4954437041139344d6d1ce3e4aace40ea6891b70f9c20cd95671270e7
 2018-04-04 12:21:33 +00:00
drh 92a2ec00eb Fix the generate_series virtual table so that it correctly returns no 
rows if any of its constraints are NULL.
Ticket [fac496b61722daf28].

FossilOrigin-Name: 3328e828e28ca7198fd1ce84503e649ab2278913a2cf85a0f0391f31d0c9c8d7
 2018-04-03 14:25:51 +00:00
drh 58bd03320d Fix a bug in the spellfix extension causing it to compute suboptimal answers. 
The problem was introduced by check-in [afd6fbc01052ccfc9].

FossilOrigin-Name: 3bf28fd9a70ebefc464dceda124d6ed342dd83f71eeeb0568f79e34e731a073e
 2018-03-30 16:34:04 +00:00
drh 9f95e48d94 Fix an off-by-one error in the dist3 algorithm of the spellfix extension. 
FossilOrigin-Name: 5c34af7b975598bbe20751dfdd346f43031cb2bcb6b78f1bbdb2b51b398de182
 2018-03-30 15:59:54 +00:00
dan 3f2cebb6b4 Fix minor problems with passing NULL pointers to memcmp() and memcpy() found by -fsanitize=undefined. 
FossilOrigin-Name: 0b06ce6d8e7cff5cd5d467a94522dfef5593d7c26663ce03c2c2b663a2641551
 2018-03-23 16:31:34 +00:00
mistachkin ce2052bc39 Fix harmless compiler warnings seen with MSVC. 
FossilOrigin-Name: 2f2be1b1811e6b83fc8945da06e57b8b54233ff8a6ebd9d71b22c6bab2e74afb
 2018-03-23 00:31:53 +00:00
mistachkin de8113c31e For 'zipfile', detect attempts to cause a duplicate entry via UPDATE. Also, fix handling of 'UPDATE OR REPLACE' statements run on zipfile virtual tables. Win32 portability fixes to the 'fileio' extension. Miscellaneous test fixes. 
FossilOrigin-Name: b36caeca91647616ac2ccdb281200c1a8bcd15d1f30dda0c1d89440d54607196
 2018-03-20 16:56:12 +00:00
dan 93c803e960 Fix handling of "UPDATE OR REPLACE" statements run on zipfile virtual tables. 
FossilOrigin-Name: 9a5ef341de2bd2fc4657a510f48159f7876f58d340b457b4272a71d389f88da3
 2018-03-20 13:26:01 +00:00
dan d30830e42d Add a test case for the fix on this branch. 
FossilOrigin-Name: 7834cf6c28c63f6ca0e29a508c0f6e3ec9c5c48715344c2db99a9866e92ef205
 2018-03-20 12:12:06 +00:00
drh 8c1eba75a3 Enhance the command-line completion extension to return the names of 
triggers and views along with the names of tables.

FossilOrigin-Name: 10e32204e1850354ff16fc052145726e903f87185a37f172831dddad1955184e
 2018-03-19 19:05:45 +00:00
mistachkin 2cc8f4831e For 'zipfile', detect attempts to cause a duplicate entry via UPDATE. 
FossilOrigin-Name: cf78a882799424610209e9ac5e76771db3f5e6704ffa181f9598eb0986d93eb8
 2018-03-17 02:13:13 +00:00
mistachkin 42a0dbfe92 Win32 portability fixes to the 'fileio' extension. 
FossilOrigin-Name: 9d2b0f8b84aac862b0572b183e3ba53ea8c0d8742aaa3c3fbe59f6036054fd1a
 2018-03-16 23:54:36 +00:00
mistachkin 093d63bf34 Draft fix for an fsdir() issue reported via the mailing list. 
FossilOrigin-Name: 48641010c24bf37f13d68c4d19c5c3e9b41404af12a4947705cc53a31db04178
 2018-03-15 05:25:57 +00:00
drh 42f3c5ff25 Add support for INSERT OR REPLACE and INSERT OR IGNORE on the zipfile 
extension.

FossilOrigin-Name: 8ad35d483e4293d5571eeacc20fd26cdc4064fbee7b63d974879d507a0ee5792
 2018-03-10 14:17:01 +00:00
drh 41a6f2cb6d Improved error messages from the zipfile extension. 
FossilOrigin-Name: f634a7e386918b829389f20c330d312315fdd61125cd2c5f66cf17a5d74bce49
 2018-03-10 13:21:41 +00:00
drh 70acb0aa6b Avoid harmless left-shifts of negative numbers in the zipfile extension 
when building ZIP archives of files with pre-DOS dates.

FossilOrigin-Name: 16bba8650cc24a0fd606944422bb31f2b8bdbe0a5a483678989e400b751eab4d
 2018-03-10 12:53:20 +00:00
drh ef29f73479 Fix the zipfile extension so that it is able to create symbolic link entries 
in the ZIP file even on systems like Win32 that do not support symbolic links
on the native filesystem.

FossilOrigin-Name: 2a4493f4ad2d09c1097e98e7086623669f3f252571884d515e51a98b1c6855e1
 2018-03-10 12:34:08 +00:00
drh 980e2cd39a Attempt to fix a harmless compiler warning from Clang. 
FossilOrigin-Name: bba1bfbde62733e14f458bf3b71cb00d4899a4ebae2553d6ed24d48495cdced1
 2018-03-09 12:46:34 +00:00
mistachkin f7c8a35b8d Fix harmless compiler warnings in the 'dbdump' tool. 
FossilOrigin-Name: 2b9bb2664c56dd3280b4aad05b7f64dd23e5b992b5621a48dbfdb7c358d0f3ae
 2018-03-07 21:39:25 +00:00
mistachkin ac8ba26ecb Fix utility compilation issues with MSVC. 
FossilOrigin-Name: 5bd5a79898790bef150b2bc7f275333444b1a723385e595931377ff4d32190bf
 2018-03-07 14:42:17 +00:00
mistachkin 5facffbc70 Fix harmless compiler warnings in the zipfile extension seen with MSVC. 
FossilOrigin-Name: 15c587cf6ffc920dc37f67cacb4f0db6a603fb998a22a639f755387910516414
 2018-02-23 13:38:54 +00:00
drh f4bc6c43d7 Improve performance of editdist3() by keeping the costs in sorted order. 
Also add a new regression test to editdist3().

FossilOrigin-Name: dc734c5b61464dfd6bfa7963f2ecce32e405a0c2ba1ef6f453ec9389da080256
 2018-02-15 03:56:33 +00:00
drh 46e835a2c4 Reduce the number of calls to strncmp() required to run editDist3Core(). 
FossilOrigin-Name: afd6fbc01052ccfc9bd29fb8f934b291b8f56af44fcae870da7e1355fe95c29a
 2018-02-15 03:05:56 +00:00
drh d9274a8ae3 Performance optimizations to the editdist3() function in the spellfix 
extension.

FossilOrigin-Name: 70d304dcbac4c3fd5e3b96108bffea2ce6c0db19c847397d5c5e268bb90a981d
 2018-02-14 20:58:36 +00:00