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100 ancestors of [b9c90f10]

2015-12-10
20:03
Update the sqlite3_snapshot_get() API so that if the caller does not have an open read transaction on the named database, one is automatically opened. check-in: b9c90f10 user: dan tags: snapshot-get
19:44
Add tests to snapshot.test. check-in: f3b74362 user: dan tags: snapshot-get
19:11
Return SQLITE_BUSY (not SQLITE_BUSY_SNAPSHOT) if sqlite3_snapshot_open() fails to obtain the shared checkpointer lock. check-in: 5343060b user: dan tags: snapshot-get
18:06
Add tests to ensure that an sqlite3_snapshot_open() client cannot be tricked into reading a corrupt snapshot even if another process fails mid-checkpoint. check-in: b908048b user: dan tags: snapshot-get
15:45
Have sqlite3_snapshot_open() avoid a race condition by taking a shared CHECKPOINTER lock while checking pInfo->nBackfillAttempted. check-in: 8084eae0 user: dan tags: snapshot-get
03:16
Fix spacing typo in comment. No changes to code. check-in: 3a18526f user: mistachkin tags: snapshot-get
02:15
Add the nBackfillAttempted field in formerly unused space in WalCkptInfo and use that field to close the race condition on opening a snapshot. check-in: cb68e9d0 user: drh tags: snapshot-get
2015-12-09
20:05
Update sqlite3_snapshot_open() to reduce the chances of reading a corrupt snapshot created by a checkpointer process exiting unexpectedly. check-in: 7315f7cb user: dan tags: snapshot-get
16:04
Merge unrelated fixes from trunk. check-in: 362615b4 user: drh tags: snapshot-get
2015-12-08
16:58
Changes to avoid undefined behavior in memset() and memcpy() and in the comparisons of pointers from different allocations. All problems are found by analysis tools - none have been seen in the wild. check-in: 901d0b8f user: drh tags: trunk
16:08
Avoid doing comparisons with pointers that might have been previously been passed to realloc() and/or free(). check-in: f20396ad user: drh tags: trunk
04:18
Add a test case of the form "WHERE a<2 OR a<3" using PRAGMA count_changes. This test case was failing before the 3.9.0 release. check-in: 177862c1 user: drh tags: trunk
00:47
Update the TclKit download URL. check-in: 07e5199c user: mistachkin tags: trunk
2015-12-07
23:31
Update MSVC batch build tool to the latest Windows 10 SDK version. check-in: 2ad50171 user: mistachkin tags: trunk
21:46
Add the ".changes ON|OFF" command to the sqlite3.exe command-line shell, for testing and verifying the sqlite3_changes() and sqlite3_total_changes() interfaces. check-in: 9bbe1afc user: drh tags: trunk
18:18
Fix the openDirectory() routine in the unix VFS so that it works for databases located in the root of the filesystem and for database files that have no pathname at all. check-in: e7ae120d user: drh tags: trunk
16:43
Changes to avoid undefined behavior detected by analysis tools - never observed in the wild. Later: This check-in introduces a bug, fixed at [a304e34675404aee]. check-in: a9e81908 user: drh tags: trunk
14:33
Add tests for snapshot_get(), _open() and _free(). check-in: 502cc6f3 user: dan tags: snapshot-get
2015-12-05
20:51
Add untested implementations of experimental APIs sqlite3_snapshot_get(), _open() and _free(). check-in: 0715eb00 user: dan tags: snapshot-get
2015-12-04
13:44
Remove the dependence on "exec ls -U" from the vtabH.test module, as the -U option to "ls" is not universally available. check-in: 4ecbc75b user: drh tags: trunk
03:27
Prevent a segfault on Solaris in the test_fs.c due to differences in the definition of the dirent object. check-in: 042738ad user: drh tags: trunk
2015-12-03
22:33
Fix typos in requirements text and update requirements marks. No changes to code. check-in: 8534a46c user: drh tags: trunk
21:47
Improved OOM recovery in the SELECT code generator logic. check-in: e6521a43 user: drh tags: trunk
20:50
Make the SQLITE_ENABLE_8_3_NAMES compile-time option available to sqlite3_compileoption_used(). check-in: 06338201 user: drh tags: trunk
20:42
Cleaner code and additional comments on the handling of 8+3 filenames when trying to find the name of a database file based on its journal filename, in the unix VFS. check-in: 9e489a71 user: drh tags: trunk
13:43
Make the sqlite3_status64(), sqlite3_strlike(), and sqlite3_db_cacheflush() APIs available to loadable extensions. check-in: a78e8656 user: drh tags: trunk
12:01
Fix threadtest3 so that it builds using the autoconf build system. check-in: d96de532 user: dan tags: trunk
11:51
Improve concurrency in test_multiplex.c. Add a switch to "threadtest3" allowing it to run using the multiplexor VFS. check-in: 9d2c62b0 user: dan tags: trunk
01:48
A unix VFS change replaces fsync() with fstat() when using SQLITE_NO_SYNC, so set PRAGMA synchronous=OFF in the sysfault-3 test to avoid erroneously causing errors in xSync. check-in: 4f7f3550 user: drh tags: trunk
2015-12-02
19:46
Remove unreachable branches from the decltype computation logic in the query planner. check-in: 4f2bcff9 user: drh tags: trunk
18:59
Have the sqlite3_column_decltype() API report the declared types for the left-most SELECT statement in a compound SELECT. check-in: 3e1d71fc user: dan tags: trunk
17:40
Fix an incorrect, though harmless, assert() in the unix VFS. check-in: 4692ae84 user: drh tags: trunk
16:10
Remove more (dead) SQLITE_FCNTL_WAL_BLOCK logic from wal.c - code that was missed during the [e1d5320ca08933] check-in. check-in: 58c15c6a user: drh tags: trunk
15:44
Remove an unreachable branch from the unixMapfile() routine of the unix VFS. check-in: b50f67bc user: drh tags: trunk
13:11
Minor simplifications to the unix VFS. check-in: 2f13c16b user: drh tags: trunk
02:33
Change the SQLITE_NO_SYNC compile-time option to call fstat() in place of fsync() rather than being a total no-op. check-in: f64ea8a0 user: drh tags: trunk
02:08
Fix a (harmless) off-by-one error in the unix VFS logic that fsync()s a directory after deleting a file. check-in: 3d02711a user: drh tags: trunk
01:04
Simplification of the logic used to take the process-wide lock in the unix-excl VFS. check-in: 73defd52 user: drh tags: trunk
00:05
Remove all traces of SQLITE_FCNTL_WAL_BLOCK from the unix VFS - that feature had been disabled for a long time and never actually worked. check-in: e1d5320c user: drh tags: trunk
2015-12-01
22:09
Simplification to the posix_fallocate() replacement used for the SQLITE_FCNTL_SIZE_HINT file control in the unix VFS. check-in: 74934d3f user: drh tags: trunk
21:23
Add the SQLITE_LIKE_DOESNT_MATCH_BLOBS compile-time option. check-in: 9e1d6d4c user: drh tags: trunk
17:48
The test_fs.c test module now works on Windows. check-in: e3d86284 user: drh tags: trunk
16:21
Simplification to the read and write primatives in the unix VFS. check-in: 9eefa449 user: drh tags: trunk
2015-11-30
23:29
Add experimental support for the 'test_fs' test module on Win32. Closed-Leaf check-in: f3ffb3ae user: mistachkin tags: testFsWin32
22:52
Add the SQLITE_PRINTF_PRECISION_LIMIT compile-time option. check-in: ecad75d6 user: drh tags: trunk
22:22
Fix a problem in xFullPathname for the unix VFS. The problem was found by Kostya Serebryany using libFuzzer. check-in: bb1e2c4d user: drh tags: trunk
20:36
The EOVERFLOW errors from fstat() is not possible unless SQLite has been compiled with SQLITE_DISABLE_LFS. check-in: 8cfb7a50 user: drh tags: trunk
19:15
Fix the threadtest3 test program so that it works with VFSes that omit the xCurrentTime() method and supply only xCurrentTimeInt64(). check-in: 3b155855 user: drh tags: trunk
12:01
Add the "colUsed" field to the sqlite3_index_info structure passed to virtual table xBestIndex methods. To indicate the subset of the virtual table columns that may be required by the current scan. check-in: 47f10b7e user: dan tags: trunk
00:05
Simplifications to the locking logic in the unix-dotfile VFS. check-in: 58381352 user: drh tags: trunk
2015-11-29
21:46
Fix the sqldiff utility program so that it works for schemas that have tables with zero-length column names. check-in: 64263ccb user: drh tags: trunk
2015-11-28
21:49
Improvements to temporary file creation logic in the unix VFS. check-in: d6e177fd user: drh tags: trunk
18:06
Add the SQLITE_FCNTL_VFS_POINTER file control which obtains a pointer to the top-level VFS in use by a database connection. check-in: 7c6a809e user: drh tags: trunk
17:38
Disable testing with SQLITE_USER_AUTHENTICATION as the makefiles are not set up to do that. check-in: 14bbcdc6 user: drh tags: trunk
2015-11-26
22:12
The first argument to SQLITE_CONFIG_PAGECACHE, SQLITE_CONFIG_SCRATCH, and SQLITE_CONFIG_HEAP must always be a pointer. check-in: 5e14cadf user: drh tags: trunk
19:33
Add the "colUsed" field to the sqlite3_index_info structure passed to virtual table xBestIndex methods. To indicate the subset of the virtual table columns that may be required by the current scan. Closed-Leaf check-in: 116b2064 user: dan tags: vtab-colused
15:51
Fix a problem with the userauth extension and no-authentication databases. Run the tests for this extension as part of the Debug-One module in releasetest.tcl. check-in: 8b156219 user: dan tags: trunk
10:37
Simplify logic for syncing directories after creating or deleting a file in the unix VFS. check-in: eb180b4f user: drh tags: trunk
02:21
Small simplification to the xOpen method in the unix VFS. check-in: 96e7d638 user: drh tags: trunk
2015-11-25
23:13
Simplify the temporary filename generator and the time-of-day functions in the unix VFS. check-in: 6c5621ce user: drh tags: trunk
18:40
Fix harmless compiler warnings in test_fs.c. Fix typos and clean up the text of the documentation for sqlite3_strglob() and sqlite3_strlike(). check-in: 697b2053 user: drh tags: trunk
18:07
Update test_fs.c to include a virtual table that reads a file-system hierarchy. Use it to further test GLOB and LIKE support for virtual tables. check-in: 6ef6578c user: dan tags: trunk
18:03
Make the xAccess method of the unix VFS smaller and faster. check-in: 191aef98 user: drh tags: trunk
15:15
Remove unused methods from the unix VFS. check-in: 228bd15b user: drh tags: trunk
14:00
Simplification of the error code translator in os_unix.c. Code cleanup only. The logic is unchanged. check-in: 2a20f793 user: drh tags: trunk
11:56
Fix the fts5 "prefix=" option to match the documentation (space separated list, multiple prefix= options supported). The undocumented comma-separated format (compatible with fts4) still works. check-in: 11eb8e87 user: dan tags: trunk
01:57
Enhancement the virtual table interface to support LIKE, GLOB, and REGEXP operators. Also add the sqlite3_strlike() interface, which might be useful as part of the implementation of LIKE on some virtual tables. check-in: a6bfd469 user: drh tags: trunk
2015-11-24
21:23
Add the sqlite3_strlike() interface, which might be useful for implementing LIKE operators on virtual tables. Closed-Leaf check-in: e70ec71d user: drh tags: vtab-like-operator
18:16
Fix a problem in whereexpr.c causing a crash while processing a user-function taht accepts zero arguments. check-in: 069e51b1 user: dan tags: vtab-like-operator
18:04
Fix harmless compiler warnings in the TCL test harness logic. check-in: 2fba7a96 user: drh tags: vtab-like-operator
17:44
Merge latest trunk changes with this branch. check-in: 99222bb3 user: dan tags: vtab-like-operator
17:39
Add further tests and related fixes for GLOB/REGEXP/LIKE support in virtual tables. check-in: c5e9fd0d user: dan tags: vtab-like-operator
16:40
Remove from os_unix.c pointless logic that tries to prevent a recurrence of a warning message that can only occur once. check-in: 20256177 user: drh tags: trunk
15:12
Fix a comment typo in the unix VFS. No changes to code. check-in: 32e13879 user: drh tags: trunk
15:06
Make the geteuid() system call overloadable using xSetSystemCall() on the unix VFSes. check-in: 6c2ddea6 user: drh tags: trunk
03:50
Add a test case for the fix of check-in [19d9f9ce691963310] check-in: 19a9c07b user: drh tags: trunk
02:10
Remove an incorrect ALWAYS() macro. Fix for ticket [e5c6268dd807fa8950] - a problem introduced in SQLite 3.9.0 and found by libFuzzer. check-in: 824ad96f user: drh tags: trunk
01:17
Add a clarifying comment to the virtual table test module 'test8'. check-in: e92f97a6 user: mistachkin tags: trunk
00:49
Do not try to eliminate No-ops at the end of VDBE program as this can cause problems for some DISTINCT handling algorithms, and does not improve performance. This also fixes an assertion fault found by libFuzzer. check-in: 19d9f9ce user: drh tags: trunk
2015-11-23
21:09
Add experimental support for LIKE, GLOB and REGEXP to the virtual table interface. check-in: 277a5b40 user: dan tags: vtab-like-operator
2015-11-21
19:43
Fix an obscure memory leak found by libfuzzer that may occur under some circumstances if expanding a "*" expression causes a SELECT to return more than 32767 columns. check-in: 60de5f23 user: dan tags: trunk
17:27
Fix over-length source code lines. No logic changes. check-in: 198d191b user: drh tags: trunk
13:24
Do not allow table-valued function syntax on ordinary tables and views as those objects are not table-valued functions. Fix for ticket [73eba7ba5c7c0fc]. Problem found by libFuzzer. check-in: ff5716b8 user: drh tags: trunk
2015-11-20
19:22
Refactor the VdbeCursor object. It is now slightly smaller and faster and is easier to understand. check-in: 9b1d174d user: drh tags: trunk
13:33
In the OP_Column opcode, only test the btree payload size for exceeding the string length limit if the payload does not fit on a single page. check-in: 35c7f6cb user: drh tags: trunk
13:17
Enhancements to a comment in sqliteInt.h. No changes to code. check-in: 5446ae64 user: drh tags: trunk
2015-11-19
18:11
Fix problems with the way the IsHiddenColumn() macro is defined. check-in: 126b998c user: drh tags: trunk
18:09
Fix a problem with VACUUM and __hidden__ columns. check-in: 13995756 user: dan tags: trunk
17:55
When manifesting a view as part of an DELETE or UPDATE, be sure to include the hidden columns in the manifestation. check-in: 28df5dc4 user: drh tags: trunk
16:46
Fix problems with INSERT INTO ... SELECT ... statements that write to tables with __hidden__ columns. check-in: 59bd0ec7 user: dan tags: trunk
16:33
Create the new TK_ASTERISK token to represent the "*" in "SELECT *". Formerly that operator was TK_ALL, which was also used for UNION ALL. Less confusion if they operator symbols are distinct. check-in: 201ac6d4 user: drh tags: trunk
14:11
If compiled with SQLITE_ENABLE_HIDDEN_COLUMNS, then columns in ordinary tables and views that have names beginning with "__hidden__" are omitted from the "*" expansion in SELECT statements and from the automatic list of columns following the table name in an INSERT INTO statement. check-in: 011904ca user: drh tags: trunk
13:53
Only support the magic "__hidden__" column name prefix interpretation when compiled with SQLITE_ENABLE_HIDDEN_COLUMNS. Closed-Leaf check-in: 5490646b user: drh tags: hidden-columns-in-tables
13:21
Fix a 10-year-old misguided attempt at parser performance improvement that actually made parsing slightly slower. check-in: 3833cbac user: drh tags: trunk
2015-11-18
21:22
Get the __hidden__ column mechanism working on views with INSTEAD OF triggers. check-in: 20c1e9ce user: drh tags: hidden-columns-in-tables
20:59
Add tests for views to hidden.test. check-in: 27d4b6f5 user: dan tags: hidden-columns-in-tables
20:57
Honor the "__hidden__" prefix on the columns of views. check-in: 3071ba2b user: drh tags: hidden-columns-in-tables
20:07
Add a test for the __hidden__ hack on this branch. check-in: ebf4bbff user: dan tags: hidden-columns-in-tables
18:43
If a table column name begins with "__hidden__" then do not include that column in "*" expansions in SELECT statements, nor fill in that column in an INSERT INTO that omits the column list. This branch is a proof-of-concept only and is not intended to ever be merged into trunk. check-in: 2dbffb3a user: drh tags: hidden-columns-in-tables
2015-11-17
21:42
When using mmap mode on Win32, use a read-only mapping by default. Write to the database file using WriteFile(). Unless SQLITE_MMAP_READWRITE is defined, in which case use a read/write mapping and write into the file using memcpy(). check-in: 4f521b5b user: mistachkin tags: trunk
20:56
When using mmap mode on unix, use a read-only mapping by default. Write to the database file using write(). Unless SQLITE_MMAP_READWRITE is defined, in which case use a read/write mapping and write into the file using memcpy(). check-in: 67c5d3c6 user: dan tags: trunk