/ Timeline
Login

Many hyperlinks are disabled.
Use anonymous login to enable hyperlinks.

100 descendants and 100 ancestors of [79ff36b7]

2015-07-25
14:26
Fix the rowallock.test script so that it works with builds that do not support mmap mode. check-in: 7efed578 user: dan tags: trunk
14:12
Fix the wal3.test module so that it works with the memsubsys1 permutation. check-in: af85b01d user: drh tags: trunk
12:03
Fix a test script problem in memsubsys2.test. check-in: 70885729 user: dan tags: trunk
03:10
Disable the page cache bulk allocation for the shrink.test and wal.test modules. check-in: 3418f1f1 user: drh tags: trunk
2015-07-24
23:28
Fix the zeroblob.test script so that it works even on builds where the SQLITE_MAX_LENGTH has been raised to 2147483645. check-in: db129149 user: drh tags: trunk
22:21
Merge test improvements and minor fixes from trunk. check-in: 0298a9a7 user: drh tags: sessions
21:19
Enable the RBU extension to compile cleanly on Windows using MSVC. check-in: cca79fdc user: mistachkin tags: trunk
20:43
For Windows CE, a different header is required for the byteswap intrinsics. check-in: 2d572b8c user: mistachkin tags: trunk
20:34
Fix warnings in fts5 code. check-in: bd4f156d user: dan tags: trunk
19:56
Fix the pragma2.test module so that it works with SQLITE_ENABLE_MEMORY_MANAGEMENT. check-in: de281a4f user: drh tags: trunk
18:58
Allow the RBU module to read data from appropriately named SQL views created within the RBU database. check-in: 45c6a760 user: dan tags: trunk
18:22
Fix a test script bug introduced by [562687d9]. check-in: a343745d user: dan tags: trunk
17:36
Add the sqlite3_bind_zeroblob64() API. check-in: 1997ee54 user: dan tags: trunk
17:26
New makefile target "fastfuzztest" runs the same tests as "fuzztest" but with a 100M memory size limit. This more than doubles the speed. The original unlimited "fuzztest" is still run on a "fulltest". check-in: cfeb1b1c user: drh tags: trunk
17:14
Fix compiler warnings. Get the new sqlite3_result_zeroblob64() working on loadable extensions. check-in: f8991e6f user: drh tags: trunk
16:24
Add the sqlite3_result_zeroblob64() API. Use it in the SQL zeroblob() function. check-in: c6445b9f user: dan tags: trunk
15:49
More robust handling of zeroblob() with oversized arguments. Fix fuzzcheck so that it can be run with limited heap memory. check-in: 4e3e516a user: drh tags: trunk
14:17
Modify a few test scripts to avoid leaving the sqlite3Config structure in a non-default state. check-in: 562687d9 user: dan tags: trunk
00:02
Update RBU description comment in the header file. No changes to code. check-in: 119883a2 user: mistachkin tags: trunk
2015-07-23
21:59
Merge all changes in the latest 3.8.11 beta into the sessions branch. Changes include the rename of OTA to RBU, the WITHOUT-ROWID-OR-Skipscan fix, and improvements to pcache1. check-in: 7f0ee770 user: drh tags: sessions
20:44
Change the name of the OTA extension to RBU: Resumable Bulk Update. check-in: 017c5019 user: drh tags: trunk
17:16
When SQLITE_OMIT_LOOKASIDE is set, do not allocate any lookaside memory since it will never be used. check-in: 0ffd499f user: drh tags: trunk
16:39
The sqlite3ExprCodeGetColumn() is not guaranteed to put the result in the register requested. Fix the skip-scan code generator for WITHOUT ROWID tables so that it always checks the register and copies the result if it lands in the wrong register. Fix for ticket [8fd39115d8f46ece70e7d4b3]. check-in: 793e206f user: drh tags: trunk
2015-07-21
19:22
Fix harmless compiler warning in MSVC 2015. check-in: 01c8b9cc user: mistachkin tags: trunk
2015-07-19
19:53
Cleanup the 'config.h' file in the appropriate distclean targets. check-in: e0a99780 user: mistachkin tags: trunk
2015-07-17
12:42
More adjustments to the malloc5.test module so that it works correctly with the new pcache1 bulk allocation. check-in: 2a7b3a44 user: drh tags: trunk
01:16
Avoid a harmless compiler warning. check-in: 2288842b user: drh tags: trunk
2015-07-16
20:24
Merge trunk changes, including fixes for compiler warnings in fts5 code, with this branch. check-in: 7190d79b user: dan tags: fts5-btree-index
20:17
Fix compiler warnings in fts5 code. check-in: e9bf275c user: dan tags: trunk
18:37
Fix harmless compiler warnings. check-in: 9a592cf9 user: drh tags: trunk
18:18
Defer the bulk pcache1 memory allocation until the first page allocation request. Limit the size of the pcache1 bulk allocation to the cache_size setting. Deallocate the bulk allocation on a sqlite3_db_release_memory() request, if the bulk allocation is completely unused. check-in: b79a4aff user: drh tags: trunk
17:29
Fix compilation issues with SQLITE_OMIT_COMPOUND_SELECT defined. check-in: 9c39d464 user: mistachkin tags: trunk
2015-07-15
23:15
Enable memory-mapped I/O on FreeBSD and DragonFly. check-in: 2cdd6479 user: drh tags: trunk
21:00
Make the debugging line numbers in the amalgamation more accurate. check-in: 3b34e95c user: mistachkin tags: trunk
19:46
Use a WITHOUT ROWID table to index fts5 btree leaves. This is faster to query and only slightly larger than storing btree nodes within an intkey table. check-in: 862418e3 user: dan tags: fts5-btree-index
18:35
Fix some harmless compiler warnings. check-in: 110cd84f user: drh tags: trunk
18:04
Attempt to fix harmless warnings generated by GCC and Clang runtime analyzers. check-in: b522c95d user: drh tags: trunk
13:56
Fix the fuzz3.test script so that it works with the new bulk pagecache allocation feature. check-in: 829a2dba user: drh tags: trunk
2015-07-14
22:43
Amplify the comment on renderLogMsg() that explains the problems associated with calling sqlite3_log() from deep within the memory allocator. check-in: a73d7128 user: drh tags: trunk
21:56
Further refine FTS5 cleanup in Makefiles. check-in: b53a9506 user: mistachkin tags: trunk
21:56
Skip trying to include 'intrin.h' when compiling for WinCE with MSVC. check-in: 6db90ca2 user: mistachkin tags: trunk
17:18
Fix some harmless compiler warnings. check-in: 3de030c9 user: mistachkin tags: trunk
15:39
Merge trunk changes, including the addition of FTS5 and pcache1 performance enhancements. check-in: db4cbefb user: drh tags: sessions
14:48
Always invoke the profile callback even if the statement does not run to completion. check-in: 202479aa user: drh tags: trunk
00:36
Refine cleaning of FTS5 files by Makefile targets. check-in: e548d77b user: mistachkin tags: trunk
2015-07-13
23:55
Fix the origination date on the loadfts.c utility program. check-in: 5c76c062 user: drh tags: trunk
18:01
Fix the header comment on the loadfts.c utility program. check-in: 955ad4ae user: drh tags: trunk
2015-07-10
17:55
Fix inconsistencies in formatting of fts5 docs. check-in: 5fb4c771 user: dan tags: trunk
2015-07-09
20:46
Improve the performance of docid merges in fts5. check-in: b2de77a0 user: dan tags: trunk
19:02
Reduce the number of calls to malloc() made by fts5. check-in: 898618cc user: dan tags: trunk
2015-07-08
17:59
Fix two problems that could cause fts3 auxiliary functions to occasionally misbehave if used with match expressions that contain both OR and NEAR. check-in: 372c1db2 user: dan tags: trunk
16:22
Enhance the pcache1 page cache so that it tries to allocate a block of SQLITE_DEFAULT_PCACHE_INITSZ pages from malloc() on startup, and uses those preallocated pages when possible rather than going to malloc() for each individual page. About a 5% performance increase for some workloads. check-in: 5348ffc3 user: drh tags: trunk
14:13
Comment fix. No changes to code. Closed-Leaf check-in: c1e2ed0e user: drh tags: pcache-bulk-local
13:40
Do not do the bulk pcache1 allocations if SQLITE_CONFIG_PAGECACHE specifies a global page cache buffer. check-in: 75d98dae user: drh tags: pcache-bulk-local
12:25
Early detection of file corruption in a debugging routine, before the invalid data can cause problems. check-in: b27a47fe user: drh tags: trunk
01:22
Avoid left-shifting bits into the sign of a signed integer, as such behavior is technically undefined. check-in: 9417b402 user: drh tags: pcache-bulk-local
2015-07-07
21:14
Add a compile-time constant for configuring the default pagecache setup. check-in: ad5fdfba user: drh tags: pcache-bulk-local
19:35
Merge the Fts5MultiSegIter and Fts5IndexIter objects. check-in: 6ace7354 user: dan tags: trunk
19:07
Add a test case to verify that "PRAGMA data_version" works as expected when an OTA client writes to the database. check-in: 6441f2dc user: dan tags: trunk
15:14
No need to test sqlite3GlobalConfig.bCoreMutex when SQLITE_THREADSAFE==0. check-in: 26db0fee user: drh tags: pcache-bulk-local
14:06
Simplify the page recycling condition in pcache1. Fix test cases to work with the latest changes. check-in: 5b60df55 user: drh tags: pcache-bulk-local
08:29
Further optimizations for fts5 b-tree seeks. check-in: f3789968 user: dan tags: trunk
2015-07-06
20:57
A unified cache is now only used for SQLITE_ENABLE_MEMORY_MANAGEMENT, or if SQLITE_CONFIG_PAGECACHE defines a shared start-time page cache buffer and the application is single-threaded. check-in: d5ff1d69 user: drh tags: pcache-bulk-local
20:27
Speed up seek operations on fts5 b-tree structures. check-in: 7b7da1eb user: dan tags: trunk
18:54
Enhance separate pcache1 to allocate a block of pages from heap on startup, if possible, for a 5.2% performance improvement. check-in: aa7341c8 user: drh tags: pcache-bulk-local
2015-07-05
22:15
Do not allow recursive CTEs that use aggregate queries in the recursive part. check-in: 6d2999af user: drh tags: trunk
2015-07-04
18:44
Optimize seek operations on fts5 b-trees. check-in: 8cf02090 user: dan tags: trunk
18:15
Preserve the number of requested PAGECACHE pages even if the memory pointer or size is zero. Enhance the pcache1.c header comment to explain the memory layout of a page cache line. check-in: dacb2a61 user: drh tags: trunk
15:35
Fix a problem in the fts5 integrity-check. check-in: 4e473559 user: dan tags: trunk
11:14
Do not preserve the btreeInitPage() results in PRAGMA integrity_check if there were cell sizing errors because PRAGMA cell_size_check was turned off during the btreeInitPage() call. check-in: 743bf1f1 user: drh tags: trunk
00:04
Sync up Makefile clean targets for FTS5. check-in: 43ead44e user: mistachkin tags: trunk
2015-07-03
23:29
Correction to check-in [1025873fdf], tighten up the number of static test mutexes. check-in: 4e515897 user: mistachkin tags: trunk
23:12
Update clean target in MSVC makefile. check-in: e6c03e72 user: mistachkin tags: trunk
23:11
Enhance mutex testing to include APP and VFS static mutexes. check-in: 1025873f user: mistachkin tags: trunk
21:38
Add static mutexes for use by the built-in / third-party VFSs and use the built-in VFS mutex where appropriate. check-in: b202e2a1 user: mistachkin tags: trunk
20:47
Rework the Fts5MultiSegIter structure a bit to make it more efficient. check-in: 0778825d user: dan tags: trunk
19:13
Speed up eof checks on fts5 cursors. check-in: 3df4af5d user: dan tags: trunk
17:54
Enable use of the __builtin_bswap32() only with GCC 4.3 and higher. check-in: 030f60a7 user: mistachkin tags: trunk
17:14
Avoid freeing the array of instance matches each time the fts5 xNext() method is called. check-in: b9b0c1e5 user: dan tags: trunk
14:34
New command-line options for speedtest1: --multithread, --nomemstat, --serialized, and --singlethread check-in: 2b756722 user: drh tags: trunk
2015-07-02
20:12
Copy fts5.h into the build directory as part of building fts5.c. Also remove code to edit fts5parse.c from various Makefiles and add it to mkfts5c.tcl. check-in: 4d8f03dc user: dan tags: trunk
19:47
When doing coverage analysis of a btree page for pragma integrity_check, make the first entry (that covers the header, cell index, and gap) implied, for a performance boost and size reduction. check-in: e53d497c user: drh tags: trunk
18:52
Minor change to mkfts5c.tcl so that fts5.c can be used according to the instructions in loadext.html. check-in: edbcccd3 user: dan tags: trunk
18:47
Merge in the latest enhancements from trunks, especially the use of _byteswap_ulong() and similar intrinsics on MSVC. check-in: 85ca4409 user: drh tags: sessions
18:16
Add fts5_source_id() SQL function, similar to sqlite_source_id(). check-in: ec257348 user: dan tags: trunk
16:52
Fix harmless compiler warnings and one macro VVA_ONLY macro usage issue. check-in: bcc8a755 user: mistachkin tags: trunk
16:50
Simplify FTS5 handling in the MSVC makefile. check-in: f022e043 user: mistachkin tags: trunk
16:29
Fix a (harmless) shadowed local variable definition in the integrity_check logic. check-in: 3a26a919 user: drh tags: trunk
16:17
Smaller and faster PRAGMA integrity_check that also does a better job of detecting errors. Some output text describing discovered file corruption has changed for clarity. check-in: 251a7590 user: drh tags: trunk
15:52
Remove "#ifdef SQLITE_ENABLE_FTS5" from individual fts5 source files. Add a single "#if !defined(SQLITE_CORE) || defined(SQLITE_ENABLE_FTS5)" to fts5.c. check-in: 7819002e user: dan tags: trunk
01:38
Add the --shrink-memory option to the speedtest1 test program. check-in: c9ddbd88 user: drh tags: trunk
2015-07-01
19:59
Avoid create a stack from in sqlite3BackupUpdate() in the common case where the first argument is NULL. check-in: 2a897b9e user: drh tags: trunk
17:53
Simplification of PRAGMA integrity_check logic. Make sure that the depth of the right-most subtree is correct. Size reduction and performance increase, with no change in output. check-in: 550705fc user: drh tags: trunk
17:13
Rework the PRAGMA integrity_check logic. Simplify the checkTreePage() routine and clean up the error messages generated. Closed-Leaf check-in: 1c522123 user: drh tags: integrity-check-refactor
04:08
Fix some harmless compiler warnings. check-in: 307195c8 user: drh tags: trunk
01:31
Change integrity_check to analyze the cells of a page in reverse order, as this will tend to insert the cells into the analysis heap in increasing order by address, which is the most efficient way to load a min-heap. check-in: 59ad912c user: drh tags: trunk
2015-06-30
17:28
Make use of the _byteswap_ushort() and _byteswap_ulong() compiler intrinsics for MSVC, when available. check-in: fe144dd7 user: mistachkin tags: trunk
16:29
Merge all the latest enhancements from trunk. This merge include FTS5 and a number of notable performance enhancements. check-in: 39936b33 user: drh tags: sessions
15:10
Make use of built-in bswap32() and bswap16() functions in GCC/Clang for a significant performance improvement there. check-in: 8bfcda3d user: drh tags: trunk
14:01
Only use __builtin_bswap16() with GCC 4.8 and later. Closed-Leaf check-in: ce8177e3 user: drh tags: bswap-functions
13:28
Remove the use of htonl() in the previous check-in due to linkage issues. Add the get2byteAligned() macro and use it for access to the cell offsets on btree pages for about a 1% performance gain. check-in: 79ff36b7 user: drh tags: bswap-functions
12:47
Make use of htonl() and __builtin_bswap32() for faster implementations of sqlite3Get4byte() and sqlite3Put4byte(). check-in: bc27ebd7 user: drh tags: bswap-functions
11:07
Change an unreachable branch into an assert() in sqlite3PagerAcquire() and optimize sqlite3PcacheOpenSavepoint() by factoring out rarely used code into a subroutine. check-in: b406b20e user: drh tags: trunk
03:57
Optimization to the sqlite3PcacheFetch() logic. check-in: d9a0481c user: drh tags: trunk
03:34
Put all variable declarations for sqlite3PagerWrite() at the beginning of the block. Syntax only - no logic changes. check-in: a0fa6b3b user: drh tags: trunk
03:18
Implement sqlite3Strlen30() using strlen() from the C library. check-in: 8001aa52 user: drh tags: trunk
03:13
Change sqlite3ApiExit() so that its first argument is never NULL. check-in: 791b706e user: drh tags: trunk
02:47
Put BtCursor objects on a singly-linked list instead of a doubly-linked list. Add the BTCF_Multiple flag. Only invoke saveAllCursors() when using a cursor that has BTCF_Multiple set. check-in: 429ccef2 user: drh tags: trunk
01:25
Convert several 5-year-old and older NEVER() macros into assert(). check-in: ed54c14e user: drh tags: trunk
2015-06-29
23:01
From sqlite3BtreeInsert(), bypass the btreeMoveto() routine for table inserts and go directly to sqlite3BtreeMovetoUnpacked(). check-in: 53fe685d user: drh tags: trunk
20:53
Add a bypass path in sqlite3PagerWrite() for pages with the PGHDR_WRITEABLE bit set, for about a 1% performance increase. check-in: ba425a6a user: drh tags: trunk
19:08
Combine subjRequiresPage() and subjournalPage() into a single subjournalPageIfRequired() routine. check-in: 3b65eb56 user: drh tags: trunk
18:29
Add the PGHDR_WRITEABLE bit for PgHdr.flags which is used to distinguish between pages that are on the dirty list and pages that are safe to modify. check-in: 7c4ef7b7 user: drh tags: trunk
18:14
Fix over-length source code lines in pager.c. check-in: 14de3d39 user: drh tags: trunk
15:41
Fix minor problems in the ota demo application. check-in: 6aaaec6e user: dan tags: trunk
14:11
Simplifications and performance improvement in pager_write(). check-in: ab7aeeea user: drh tags: trunk
04:21
Add the new PGHDR_CLEAN bit to PgHdr.flags in pcache.c. This bit is always the opposite of PGHDR_DIRTY. Use the extra bit to avoid a comparison for a small performance boost. check-in: 8619fc34 user: drh tags: trunk
03:28
Very small size reduction and performance increase in sqlite3BitvecTest(). check-in: 9b3a7281 user: drh tags: trunk
00:52
Move an assert() and testcase() into their correct position within getAndInitPage(). check-in: 18115164 user: drh tags: trunk
00:21
Use tail recursion in pcache1Unpin() to get a small size reduction and speed improvement. check-in: fde70472 user: drh tags: trunk
2015-06-28
17:33
Comment typo fix and minor cleanup in the pager. No logic changes. check-in: 94ef1701 user: drh tags: trunk
02:58
Avoid unnecessary calls to sqlite3VdbeSerialTypeLen() for integer serial types, for a small size reduction and a speed increase. check-in: 9cd30d33 user: drh tags: trunk
2015-06-27
23:55
Make greater use of BtCursor.curIntKey. check-in: 63998471 user: drh tags: trunk
22:49
Add the BtCursor.curIntKey field and use it for a small size reduction and performance boost. check-in: 4a17df13 user: drh tags: trunk
20:55
Enhancements to the previous check-in to make it a little smaller and faster. check-in: 291d9e0c user: drh tags: trunk
19:45
Performance improvements in moveToChild() by shifting some work over to getAndInitPage(). Net improvement is about 800K cycles at cost of 30 bytes. check-in: 1956a4ce user: drh tags: trunk
15:51
Manually inline the call from getAndInitPage() to btreeGetPage() for a savings of 2.5 million cycles at a cost of less than 100 bytes. check-in: 7f65b96b user: drh tags: trunk
14:59
Add releasePageNotNull() as an alternative to releasePage() when the argument is guaranteed to be non-NULL, and use it for a small performance gain. check-in: 9383a688 user: drh tags: trunk
03:58
Add the Mempage.aDataOfst field and use it in sqlite3BtreeMovetoUnpacked() for about a 2 million cycle gain. check-in: bee94dc3 user: drh tags: trunk
2015-06-26
20:45
Treat compilation of FTS5 for the loadable extension specially with MSVC. check-in: 7c610276 user: mistachkin tags: trunk
20:25
Merge fts5 branch into trunk. check-in: d27d9965 user: dan tags: trunk
20:14
Merge latest trunk with this branch. Closed-Leaf check-in: 8671b9e1 user: dan tags: fts5
20:13
Remove unnecessary lines from fts3.h and main.mk. check-in: c1b268ce user: dan tags: fts5
20:08
Fix a segfault that could follow an OOM error in fts5. check-in: 713239b8 user: dan tags: fts5
19:43
Small size reduction and performance increase on the OP_IdxInsert opcode. check-in: b6bedc2e user: drh tags: trunk
19:33
Merge latest trunk changes with this branch. check-in: 2a1af0f2 user: dan tags: fts5
18:50
Fix some cases in the fts5 code where a corrupt database could cause a buffer overread. check-in: 360c57bb user: dan tags: fts5
18:47
Further optimization of SQL function dispatch. Improvements to opcode documentation. check-in: eaddbf29 user: drh tags: trunk
18:16
Cache the sqlite3_context structure in the P4 operand of VDBE programs for faster SQL function dispatch. check-in: 2abc44eb user: drh tags: trunk
17:10
Merge changes to get FTS5 working with MSVC. check-in: 954231d2 user: mistachkin tags: fts5
16:55
Merge upstream changes. Get the test fixture working with FTS5. Fix compiler warnings. Closed-Leaf check-in: bfcd1608 user: mistachkin tags: fts5Msvc
16:42
Remove fts5 initialization code from core file main.c. check-in: c91a93b3 user: dan tags: fts5
16:17
Add FTS5 DLL target for MSVC. check-in: be85b824 user: mistachkin tags: fts5Msvc
04:34
Initial changes to get FTS5 working with MSVC. check-in: ef2052f8 user: mistachkin tags: fts5Msvc
03:12
Fix harmless compiler warning in assert statement. check-in: 7097716c user: mistachkin tags: trunk
02:41
Simplify the pcache by not keeping continuous track of page 1 but instead just loading page 1 on the rare occasions when it is actually needed. check-in: 015302f1 user: drh tags: trunk
2015-06-25
23:52
Optimization to sqlite3_value_bytes() for the common case that does not require a data transformation. check-in: 8d79f3a1 user: drh tags: trunk
20:36
Fix Makefile.in to account for recent changes. Update fts5 test scripts so that they do not run if SQLITE_ENABLE_FTS5 is not defined. check-in: 31752207 user: dan tags: fts5
20:16
Merge latest trunk changes into this branch. check-in: fcd8f7ce user: dan tags: fts5
20:10
Add a script to combine all fts5 code into a single file - fts5.c - that can be used to build an SQLite loadable extension. check-in: 46e86b06 user: dan tags: fts5
19:53
Simplifications and performance improvements in insertCell(). check-in: 7d02e6c9 user: drh tags: trunk
18:36
More simplifications and performance improvements to cell allocation logic associated with allocateSpace(). check-in: 78da0f69 user: drh tags: trunk
16:01
Reorder the terms of a conditional for a small performance gain. check-in: d67b0ed1 user: drh tags: trunk
15:21
Remove a NEVER() that is in fact reachable. check-in: f824e66b user: drh tags: trunk
15:04
Minor optimization to allocateSpace(). check-in: d007bc33 user: drh tags: trunk
13:03
Enhance the Btree object to remember whether or not it is holding an Incrblob cursor. Use this knowledge to improve performance in the common case where it does not. check-in: 476b1156 user: drh tags: trunk
02:26
Remove a line of code that doesn't do any useful work. check-in: 3ee888be user: drh tags: trunk
02:25
Increase the default timeout on fuzzcheck to 120 seconds - sufficient for running under valgrind on a slow workstation. check-in: fad0eacc user: drh tags: trunk
2015-06-24
23:44
Add the --timeout option to fuzzcheck. check-in: a8f4f7fa user: drh tags: trunk
23:17
Fix fuzzcheck so that it works with SQLITE_OMIT_PROGRESS_CALLBACK. check-in: 7a9c4eb3 user: drh tags: trunk
18:22
Add "ON CONFLICT" handling to the spellfix module. check-in: 07937a81 user: drh tags: trunk
17:21
Add "ON CONFLICT" handling to the spellfix module. Closed-Leaf check-in: 1d04def7 user: dan tags: spellfix-constraints
14:45
In the fuzzcheck test program, use the progress handler to limit the number of VDBE cycles to avoid getting stuck if the SQL under test contains an infinite CTE loop. Add the --limit-vdbe command-line option. check-in: fbf9c432 user: drh tags: trunk
14:36
Fix the progress handler so that it does not fire too soon during an sqlite3_step() call other than the first. check-in: b41ef5d6 user: drh tags: trunk
13:32
Fix a harmless compiler warning. check-in: 3b6fa95e user: drh tags: trunk
13:25
Rig the fuzzcheck test program so that it times out after 10 seconds in case of an infinite loop in the test case. check-in: 659cfc9d user: drh tags: trunk
13:05
Update the database fuzz test cases to cover all recent findings. check-in: 47ba7d96 user: drh tags: trunk
12:44
Add the --rebuild object to fuzzcheck. check-in: db87664a user: drh tags: trunk
12:24
Prevent an infinite loop while searching a corrupt freelist. check-in: 4e5424fe user: drh tags: trunk
12:07
Strengthen the new balance_nonroot() code against various corrupt database problems. check-in: 5ba98343 user: drh tags: trunk
10:46
Adjustment to a malloc test so that it accepts a narrow range of values to account for variations in malloc subsystems. check-in: e0195070 user: drh tags: trunk
01:07
Remove an invalid NEVER() and add a test case to cover it. check-in: 14b73d20 user: drh tags: trunk
00:05
Performance optimization on balance_nonroot() and related routines. 2.6% faster overall with a size increase of less than 750 bytes. check-in: 25131e70 user: drh tags: trunk
2015-06-23
23:31
Mark some branches as unreachable after the recent change that recognizes mismatch result set sizes on compound SELECT statements sooner. check-in: c8d1f305 user: drh tags: trunk
21:35
Testability improvement. Closed-Leaf check-in: eed6a331 user: drh tags: btree-opt2
18:47
Improve test coverage of fts5. check-in: df5ccea8 user: dan tags: fts5
18:24
Multiple overflow cells are always adjacent and sequential. Exploit this invariant for a small size reduction and performance increase and add assert()s to prove the invariant. check-in: f77f2f48 user: drh tags: btree-opt2
17:09
Faster loading of cell pointers into the b.apCell array in balance_nonroot. check-in: fda89b05 user: drh tags: btree-opt2
16:00
Avoid unnecessary cachedCellSize() calls in the cell partition adjustment phase of balance_nonroot(). check-in: 6319ee12 user: drh tags: btree-opt2
15:36
Change pageInsertArray() and pageFreeArray() so that they use the CellArray object and compute cell sizes as needed, resulting in smaller and faster code. check-in: f7f41818 user: drh tags: btree-opt2
15:06
Merge latest trunk changes with this branch. Add tests for columnsize=0. check-in: ef44c71a user: dan tags: fts5
14:49
Improvements to the way balance_nonroot() constructs the b.apCell array of pointers to cells. check-in: ee44bb25 user: drh tags: btree-opt2
13:02
Merge the compound SELECT operator fix from trunk. check-in: a7be554f user: drh tags: btree-opt2
12:19
Test that the left and right sides of a compound SELECT operator have the same number of expressions in the expanded expression list before beginning to generate code. check-in: 4df852ce user: dan tags: trunk
02:37
Avoid computing cell sizes in balance_nonroot() until they are really needed. This gives an overall 1.7% performance gain for about 1000 extra bytes of code space. check-in: 43844537 user: drh tags: btree-opt2
2015-06-22
20:02
Change the way that balance_nonroot() partitions cells between the sibling pages such that a scan of the cell size array is not required. check-in: 16872871 user: drh tags: btree-opt2
2015-06-20
14:11
Update the fuzztest data using the latest test vectors discovered by AFL. check-in: b97f9cf7 user: drh tags: trunk
13:18
Make sure that the likelihood() function does not mess up generation of result-set code when it is used (inappropropriately) in a result-set expression. check-in: 7cdbae62 user: drh tags: trunk
2015-06-19
20:31
Performance improvements in btreeParseCell() by inlining the varint decoder. check-in: 172a864d user: drh tags: trunk
20:08
Fix corner cases involving corrupt varint values in record headers. Closed-Leaf check-in: 3189116b user: drh tags: btree-opt
18:24
Performance improvements in btreeParseCell() by inlining the varint decoder. check-in: faab0ed9 user: drh tags: btree-opt
17:19
Add the MemPage.xParseCell method and provide various implementations (variations on the former btreeParseCellPtr()) depending on the page type. check-in: 41d03d88 user: drh tags: trunk
15:07
Make cellSizePtr() a method on the MemPage object, with alternative implementations depending on the page type. This results is a small performance improvement and size reduction. check-in: 02f7e9d7 user: drh tags: trunk
2015-06-18
15:26
Further #ifdef changes in speedtest1.c in order to support SQLite back to version 3.3.9 and perhaps even earlier. check-in: 9246eca5 user: drh tags: trunk
14:32
Pervent the likelihood() function from moving ON clause terms of a LEFT JOIN into the WHERE clause. Fix for ticket [5f60b11fc8e23490e2] check-in: ed96e14a user: drh tags: trunk
14:09
Show the values of Expr.flag in the AST of ".selecttrace" check-in: a84d1004 user: drh tags: trunk
12:37
Add #ifdefs to some features speedtest1.c so that it compiles with older versions of SQLite, going back to version 3.5.1. check-in: f50dd154 user: drh tags: trunk
2015-06-17
23:28
Performance improvement in sqlite3VdbeMemShallowCopy() for the common case where the receiver does not require prior resource deallocation. check-in: d718ea36 user: drh tags: trunk
18:57
Improve spacing and comment style for the shell. No changes to code. check-in: 5b547da0 user: mistachkin tags: trunk
18:24
Improved comments on the fuzzcheck.c test program. No changes to code. check-in: a7e27d19 user: drh tags: trunk
17:08
Fix a uninitialized variable use in the command-line shell when the ".open" command is invoked without any arguments. check-in: fc4f4d1e user: drh tags: trunk