Commit Graph

12109 Commits

Author SHA1 Message Date
dan 1f9144ed41 Fix a buffer overread in debugging routine sqlite3VdbeMemPrettyPrint().
Problem discovered by OSS-Fuzz.

FossilOrigin-Name: f336fba7d7d41b91a5000d01dddf785821fa79ea31dbd8d1f769d55f7e871896
2017-03-17 13:59:06 +00:00
drh a3b2da9889 Fix a problem in the enhanced PRAGMA integrity_check where it verifies
CHECK constraints: Do not be confused by the reuse of the Table.pCheck field
by VIEWs with named columns.  Problem discovered by OSS-Fuzz.

FossilOrigin-Name: 019dd3d5ba4a596c4ec3b5f0de8402c72196af0faca9138edbc0f1f4957cae60
2017-03-17 03:21:14 +00:00
dan fc8f4b658c Fix a typo causing the build to fail if SQLITE_DEFAULT_SYNCHRONOUS==SQLITE_DEFAULT_WAL_SYNCHRONOUS.
FossilOrigin-Name: df39adeaa4d73a3d4ec831843b8ec7fd449f8b2137bdc7d7c320958d00e98db6
2017-03-16 18:54:42 +00:00
dan f5da7dbb07 If the user has not set it explicitly, set the "PRAGMA synchronous" setting to
SQLITE_DEFAULT_SYNCHRONOUS when a database connection changes from wal to
rollback journal mode.

FossilOrigin-Name: 78030c0f52aa39fb2ab32c75c56e6bcefe6382b8df28b1909e3c911e42dbeca3
2017-03-16 18:14:39 +00:00
drh b30574bcae Simplified OOM detection in the instr() SQL function.
FossilOrigin-Name: 6d85eb5736781b43aa674d9544c7523b849b4e634f371702f8764b33e22e1e9f
2017-03-16 14:28:52 +00:00
drh 85c2dc0ae6 Fix an uninitialized variable reference in the text generator
for "PRAGMA vdbe_trace=ON" output.
Problem discovered by OSS-Fuzz.

FossilOrigin-Name: e3d487162d1596ce125644f754ed9531ef4412f31f6837c3e31b7542b90602fe
2017-03-16 13:30:58 +00:00
dan 116b56a2cc Fix a crash that could follow an OOM condition in the instr() SQL function.
FossilOrigin-Name: 6e59e903e4e956617bddef0b94e5cae02d724ac8145940b57ab5b0f628759736
2017-03-16 12:11:07 +00:00
drh a5d75ba9ea Mention the ".selftest" command in the ".help" output of the CLI.
FossilOrigin-Name: 37f766dbad1f99ff86dd1b771bf443036e928e5b4d8abe55bbe4acf3362c7be2
2017-03-15 14:20:34 +00:00
drh 7553c82894 Make "PRAGMA temp.synchronous=N" a no-op to ensure that the TEMP schema
always has synchronous=OFF.  This fixes an issue discovered by OSS-Fuzz.

FossilOrigin-Name: bcf6bb08d8b07d3c4567bcd367f8d4011ce8baad28c25d4e8870bdf347dd48bd
2017-03-15 14:04:03 +00:00
drh d3bb79bd0f In the output of the ".dump" command in the CLI, quote newline and
carriage-return characters using the char() function, so that they do not
get eaten by end-of-line processing logic in the OS or in other command-line
utilities and/or libraries.

FossilOrigin-Name: 68f6dc7af1013f296a11db14c007cc13cc3fe56832848bfed835ed8f74dcc676
2017-03-13 18:24:06 +00:00
drh 510b7ff536 Fix the sqlite3TreeViewSelect() routine so that it works with a null pointer
to the Select object.

FossilOrigin-Name: 9034cf7efc603864f51e931c7dc4fbbc2d01904e951e78c88d4d80f9936250e8
2017-03-13 17:37:13 +00:00
dan c3becddb75 Fix a segfault that could occur following an OOM error in the
flattenSubquery() routine.

FossilOrigin-Name: c6dda3f752c184f441624c9993e77d5031063d79a0e177b6e25a9886514a742e
2017-03-13 14:30:40 +00:00
drh ba28b5ab0a Fix a possible NULL pointer dereference in following an OOM error
in sqlite3ExprIsInteger(). Problem found by OSS-Fuzz.

FossilOrigin-Name: 5ec655e8e817c1ed3bfb2e576745a7cef441494ad7baf1bf9f8895e98ac19c5a
2017-03-12 20:28:44 +00:00
drh 1ed1e616f7 Remove an obsolete assert() in the IN operator code generation.
FossilOrigin-Name: 18bf6aca2ac86478fd12d5020f3a41cfd2bd2dc3defe2298411f79ad308a6f73
2017-03-12 19:39:00 +00:00
drh 202230ef5c Make sure the translateColumnToCopy() routine in the query planner does not
try to access an array that failed to be fully allocated due to a prior OOM.
This fixes an issue discovered by OSSFuzz.

FossilOrigin-Name: 3299a26160c239255608d1e2b15a221e28b18a3d
2017-03-11 13:02:59 +00:00
drh 708b22b1e3 The output of the ".dump" command in the CLI quotes newline and carriage-return
characters using "char(10)" and "char(13)".

FossilOrigin-Name: 8b2954dd8376e2de985cf5dedeb6eec32c430505
2017-03-11 01:56:41 +00:00
drh 891d6b4e9e Increase the number of significant digits in floating point literals on
".dump" output from the shell.

FossilOrigin-Name: 7359fcacaadc349f520536311dcd1d0b5cea7673
2017-03-11 00:46:57 +00:00
drh a6bf20b587 Fix an error in the SQLITE_MAX_MEMORY implementation resulting from a bad
merge.  Update the OSSFuzz interface so that it times out after running
the byte-code engine for 10 seconds.

FossilOrigin-Name: f8560c60d10c0365b33342ab05b5a953987b0471
2017-03-10 17:03:11 +00:00
drh 1e45c7db56 Add the -DSQLITE_MAX_MEMORY=N compile-time option. The default is no limit.
FossilOrigin-Name: eabd4ef498a0f0d97d65e321c4d06ab90523ed61
2017-03-10 16:22:40 +00:00
drh e43d6aee45 Add the SQLITE_MAX_MEMORY compile-time option that provides a hard upper bound
on the amount of memory that SQLite will use, per process.

FossilOrigin-Name: 77dfe2abdae88dea81217f352d87e5ba2c822715
2017-03-10 15:55:54 +00:00
drh a2df53bd61 Enhance the ".stats" dot-command in the CLI to use sqlite3_status64() instead
of sqlite3_status().

FossilOrigin-Name: 118f5c0564fef70cbd06fc0d9dbb2baec162cc39
2017-03-10 14:36:10 +00:00
drh f157d10f9f Improvements to ".selftest --init". Tests are number in increments of 10
starting with 100.  The tests are generated inside a SAVEPOINT.  Errors are
reported during test generation.  Tests can be appended to existing tests.
Add a test case to verify the schema.

FossilOrigin-Name: b044b152aac2ec606750940ea816ad4a4aef8eb6
2017-03-10 01:05:38 +00:00
drh fb546afb4d Remove the test/dbselftest.c program. In its place, add the ".selftest"
command to the CLI.  The new CLI version is .selftest is slightly different
in that it uses SHA3 hashing instead of SHA1, so the new is subtly 
incompatible with the old.

FossilOrigin-Name: f4fcd46f08ba59d2a3e772cad98383129f648386
2017-03-09 22:00:33 +00:00
drh f8563c00b2 Fix the ".dump" command to correctly extract tail data from corrupt
WITHOUT ROWID tables.

FossilOrigin-Name: 6c627e50622d8bcd25ec7d5503f3fafd725673a8
2017-03-09 18:13:52 +00:00
drh e6e1d124db Begin moving separate boolean variables in the ShellState object of the CLI
into the shellFlgs bitmask.

FossilOrigin-Name: 50eec5d9aa38fab1a85d788356ffdaf6c35d9ece
2017-03-09 13:50:49 +00:00
drh f80d4ff59f Make sure the database connection is open prior to running the ".sha3sum"
command.

FossilOrigin-Name: 2ea300fb8f7c497f3f092dc91f4305d8431c27d9
2017-03-08 18:06:20 +00:00
drh 3ee83efec1 In the ".sha3sum" command, if there is a LIKE pattern, show the hashes for
each table separately.  Without a LIKE pattern, show a single hash over the
entire database.

FossilOrigin-Name: 30f878832820ce7ccc4627c4f0f98fbe82f8b0f6
2017-03-08 17:56:54 +00:00
drh 1554bc8a2e Add the ".sha3sum" command to the CLI - used to compute a cryptographic hash
of the <em>content</em> of a database file or of individual tables with in
that file.

FossilOrigin-Name: fc663799075a22b0a61a6a114116bb2d1b96d4ab
2017-03-08 16:10:34 +00:00
drh f42d318002 In the CLI, avoid unnecessary identifier quoting in the ".dump" output.
Also add new ".dump" test cases.

FossilOrigin-Name: de65f907610a59e64cbf2214789c11f7117a86a6
2017-03-08 12:25:18 +00:00
drh e611f14471 Add the --preserve-rowids option to the ".dump" command in the CLI.
FossilOrigin-Name: c60aee24714a47ce12ee2a4dcefb9f55211d3761
2017-03-08 11:44:00 +00:00
drh 9b38d6660f Performance optimization in the tokenizer/parser loop.
FossilOrigin-Name: 2cb71583d631cd417acbeebbb4ee950573a9deef
2017-03-07 14:38:52 +00:00
drh 567bd44917 Minor comment typo fixes. No changes to code.
FossilOrigin-Name: 01cd9fb176cde30658233e36aad44e4a5519612e
2017-03-07 12:18:23 +00:00
drh a92b81f487 More size and speed improvements in the expression name resolver.
FossilOrigin-Name: e0a3d39f51a50420bae97e2bc9a8c01a5b0d3db8
2017-03-07 03:40:48 +00:00
drh 3cf48e3e89 Small size reduction and performance increase in the name resolver routine
for expressions.

FossilOrigin-Name: 1a3554e1d71b666325ff377fae5329d79ce5c05f
2017-03-07 03:25:52 +00:00
drh 59dbe3a5ef Make the default MASK argument for "PRAGMA optimize" be 0xfffe, to allow for
future expansion of up to 14 new default-on optimizations.

FossilOrigin-Name: 73019a8bba29fd07f73559cd00d5346fa822b439
2017-03-06 23:51:16 +00:00
drh e1f1c0802c Fix a typo in a comment. No changes to code.
FossilOrigin-Name: ec529bf11b16c801ea438e57d208ff7e4cedf1f9
2017-03-06 20:44:13 +00:00
drh 063d57039e Merge updates from trunk.
FossilOrigin-Name: 5f7fc79aa06ca9b79664c50c3c277c98a74ff9a0
2017-03-06 11:39:34 +00:00
drh 2996796dcf If a reprepare is needed after binding to a variable with a number larger
than 32, set only the high-order bit of the Vdbe.expmask rather than setting
all bits.  This could potentially result in fewer false-positive reprepares.

FossilOrigin-Name: 45797feefe90cb7da53256b0c42fdaa1221d0a27
2017-03-03 21:51:40 +00:00
drh f3f883fcd7 Remove an redundant function call from the date/time function implementation.
FossilOrigin-Name: 4a04c48a311b19ba5e566877dc5baff543c41aba
2017-03-03 21:36:26 +00:00
drh 35a0925a23 Fix another corner-case for the 'start of ...' modifier in the date/time
functions.  Related to ticket [6097cb92745327a1].

FossilOrigin-Name: 8831f4393dda42b3434e7767968caea84bbca2af
2017-03-03 20:43:43 +00:00
dan 30741eb0d3 Fix a case introduced by [4cd2a967] where a corrupt database could cause a buffer overwrite.
FossilOrigin-Name: 5d0455fece514552ad7f283d56526f53d7c688bd
2017-03-03 20:02:53 +00:00
drh 9715f7f033 Fix a bug in the 'start of ...' date/time modifiers when they follow a
julian day number.  Fix for ticket [6097cb92745327a1].

FossilOrigin-Name: 081dbcfb6d82528cefecb36c4491fa6e1a790b17
2017-03-02 23:40:21 +00:00
dan cb1b0a693a When saving the state of an RBU update in the incremental-checkpoint phase,
sync the database file. Otherwise, if a power failure occurs and the RBU
update resumed following system recovery, the database may become corrupt.

FossilOrigin-Name: edee6a80e1cc7e6a2b8c3c7f76dd794fc8ab9a72
2017-03-02 14:51:47 +00:00
drh 1cfaf8eafb Add an optional bitmask of allowed optimizations on the "PRAGMA optimize"
command.  The 0x01 bit is Debug Mode.

FossilOrigin-Name: a35388eef4096c1856b025dbd90143409d4a72d3
2017-03-02 14:17:21 +00:00
drh 8d990b34db Merge recent trunk enhancements.
FossilOrigin-Name: c60cdb47612c05c252613e50a8ac10635469fdfe
2017-03-02 13:22:04 +00:00
drh 76adb23980 Make sure the Vdbe.expmask value is set correctly in sqlite3VdbeSwap().
This fixes a problem introduced by [a8fd7052].

FossilOrigin-Name: 29f54b899e5cf22ece98ab41c39c41d75a4b228d
2017-03-02 13:13:30 +00:00
dan 2147221c36 Fix a use-after-free problem in the shell tool code that could occur if an SQL
statement were executed after an ".open" command with invalid options.

FossilOrigin-Name: ac760db0727209db0a816e112ea5f47e54d54dac
2017-03-01 11:30:27 +00:00
dan 9c58b63c18 Add an sqlite3_set_last_insert_rowid() method. Use it to work around fts4 and
fts5 modifying the last-insert-rowid unintuitively from within commit
processing.

FossilOrigin-Name: fe41bb5632a5d438acfd682809f1bd12315b970a
2017-02-27 14:52:48 +00:00
dan 2efd3488ba Remove references to special handling in virtual table methods from the
documentation for sqlite3_last_insert_rowid().

FossilOrigin-Name: 660f9569d76e4ff1f5bd4f37f640e6a4fc2cf87d
2017-02-27 12:23:52 +00:00
dan 3b2ede1f03 Tweak the code on this branch to detect b-tree page corruption in the same cases as the trunk.
FossilOrigin-Name: f9863b39d96dce6cb5e49a5f3a445ff3d897a951
2017-02-25 16:24:02 +00:00