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200 check-ins occurring around d9a0481ce0fd9824.
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2015-07-25
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| 03:10 | Disable the page cache bulk allocation for the shrink.test and wal.test modules. (check-in: 3418f1f165 user: drh tags: trunk) | |
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2015-07-24
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| 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: db12914981 user: drh tags: trunk) | |
| 22:21 | Merge test improvements and minor fixes from trunk. (check-in: 0298a9a780 user: drh tags: sessions) | |
| 21:19 | Enable the RBU extension to compile cleanly on Windows using MSVC. (check-in: cca79fdc3d user: mistachkin tags: trunk) | |
| 20:43 | For Windows CE, a different header is required for the byteswap intrinsics. (check-in: 2d572b8cdc user: mistachkin tags: trunk) | |
| 20:34 | Fix warnings in fts5 code. (check-in: bd4f156d07 user: dan tags: trunk) | |
| 19:56 | Fix the pragma2.test module so that it works with SQLITE_ENABLE_MEMORY_MANAGEMENT. (check-in: de281a4fac 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: 45c6a760ca user: dan tags: trunk) | |
| 18:22 | Fix a test script bug introduced by [562687d9]. (check-in: a343745d99 user: dan tags: trunk) | |
| 17:36 | Add the sqlite3_bind_zeroblob64() API. (check-in: 1997ee548b 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: cfeb1b1c29 user: drh tags: trunk) | |
| 17:14 | Fix compiler warnings. Get the new sqlite3_result_zeroblob64() working on loadable extensions. (check-in: f8991e6f72 user: drh tags: trunk) | |
| 16:24 | Add the sqlite3_result_zeroblob64() API. Use it in the SQL zeroblob() function. (check-in: c6445b9fb4 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: 4e3e516a42 user: drh tags: trunk) | |
| 14:17 | Modify a few test scripts to avoid leaving the sqlite3Config structure in a non-default state. (check-in: 562687d9f5 user: dan tags: trunk) | |
| 00:02 | Update RBU description comment in the header file. No changes to code. (check-in: 119883a21b user: mistachkin tags: trunk) | |
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2015-07-23
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| 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: 7f0ee77062 user: drh tags: sessions) | |
| 20:44 | Change the name of the OTA extension to RBU: Resumable Bulk Update. (check-in: 017c5019e1 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: 0ffd499f23 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: 793e206f90 user: drh tags: trunk) | |
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2015-07-21
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| 19:22 | Fix harmless compiler warning in MSVC 2015. (check-in: 01c8b9ccfa user: mistachkin tags: trunk) | |
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2015-07-19
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| 19:53 | Cleanup the 'config.h' file in the appropriate distclean targets. (check-in: e0a9978077 user: mistachkin tags: trunk) | |
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2015-07-17
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| 12:42 | More adjustments to the malloc5.test module so that it works correctly with the new pcache1 bulk allocation. (check-in: 2a7b3a440f user: drh tags: trunk) | |
| 01:16 | Avoid a harmless compiler warning. (check-in: 2288842b8f user: drh tags: trunk) | |
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2015-07-16
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| 20:24 | Merge trunk changes, including fixes for compiler warnings in fts5 code, with this branch. (check-in: 7190d79ba4 user: dan tags: fts5-btree-index) | |
| 20:17 | Fix compiler warnings in fts5 code. (check-in: e9bf275cd9 user: dan tags: trunk) | |
| 18:37 | Fix harmless compiler warnings. (check-in: 9a592cf91c 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: b79a4affe4 user: drh tags: trunk) | |
| 17:29 | Fix compilation issues with SQLITE_OMIT_COMPOUND_SELECT defined. (check-in: 9c39d46445 user: mistachkin tags: trunk) | |
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2015-07-15
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| 23:15 | Enable memory-mapped I/O on FreeBSD and DragonFly. (check-in: 2cdd647951 user: drh tags: trunk) | |
| 21:00 | Make the debugging line numbers in the amalgamation more accurate. (check-in: 3b34e95ca8 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: 862418e350 user: dan tags: fts5-btree-index) | |
| 18:35 | Fix some harmless compiler warnings. (check-in: 110cd84f5e user: drh tags: trunk) | |
| 18:04 | Attempt to fix harmless warnings generated by GCC and Clang runtime analyzers. (check-in: b522c95ddc user: drh tags: trunk) | |
| 13:56 | Fix the fuzz3.test script so that it works with the new bulk pagecache allocation feature. (check-in: 829a2dbaf1 user: drh tags: trunk) | |
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2015-07-14
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| 22:43 | Amplify the comment on renderLogMsg() that explains the problems associated with calling sqlite3_log() from deep within the memory allocator. (check-in: a73d7128fb user: drh tags: trunk) | |
| 21:56 | Further refine FTS5 cleanup in Makefiles. (check-in: b53a95063c user: mistachkin tags: trunk) | |
| 21:56 | Skip trying to include 'intrin.h' when compiling for WinCE with MSVC. (check-in: 6db90ca2b4 user: mistachkin tags: trunk) | |
| 17:18 | Fix some harmless compiler warnings. (check-in: 3de030c904 user: mistachkin tags: trunk) | |
| 15:39 | Merge trunk changes, including the addition of FTS5 and pcache1 performance enhancements. (check-in: db4cbefb86 user: drh tags: sessions) | |
| 14:48 | Always invoke the profile callback even if the statement does not run to completion. (check-in: 202479aa0a user: drh tags: trunk) | |
| 00:36 | Refine cleaning of FTS5 files by Makefile targets. (check-in: e548d77b3c user: mistachkin tags: trunk) | |
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2015-07-13
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| 23:55 | Fix the origination date on the loadfts.c utility program. (check-in: 5c76c062c0 user: drh tags: trunk) | |
| 18:01 | Fix the header comment on the loadfts.c utility program. (check-in: 955ad4ae19 user: drh tags: trunk) | |
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2015-07-10
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| 17:55 | Fix inconsistencies in formatting of fts5 docs. (check-in: 5fb4c77163 user: dan tags: trunk) | |
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2015-07-09
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| 20:46 | Improve the performance of docid merges in fts5. (check-in: b2de77a01c user: dan tags: trunk) | |
| 19:02 | Reduce the number of calls to malloc() made by fts5. (check-in: 898618ccf6 user: dan tags: trunk) | |
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2015-07-08
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| 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: 372c1db247 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: 5348ffc3fd user: drh tags: trunk) | |
| 14:13 | Comment fix. No changes to code. (Closed-Leaf check-in: c1e2ed0ef4 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: 75d98dae67 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: b27a47fef9 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: 9417b4021b user: drh tags: pcache-bulk-local) | |
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2015-07-07
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| 21:14 | Add a compile-time constant for configuring the default pagecache setup. (check-in: ad5fdfbac8 user: drh tags: pcache-bulk-local) | |
| 19:35 | Merge the Fts5MultiSegIter and Fts5IndexIter objects. (check-in: 6ace73541a 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: 6441f2dc9e user: dan tags: trunk) | |
| 15:14 | No need to test sqlite3GlobalConfig.bCoreMutex when SQLITE_THREADSAFE==0. (check-in: 26db0fee06 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: 5b60df5503 user: drh tags: pcache-bulk-local) | |
| 08:29 | Further optimizations for fts5 b-tree seeks. (check-in: f37899686c user: dan tags: trunk) | |
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2015-07-06
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| 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: d5ff1d6905 user: drh tags: pcache-bulk-local) | |
| 20:27 | Speed up seek operations on fts5 b-tree structures. (check-in: 7b7da1eb43 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: aa7341c873 user: drh tags: pcache-bulk-local) | |
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2015-07-05
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| 22:15 | Do not allow recursive CTEs that use aggregate queries in the recursive part. (check-in: 6d2999afbc user: drh tags: trunk) | |
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2015-07-04
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| 18:44 | Optimize seek operations on fts5 b-trees. (check-in: 8cf02090ce 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: dacb2a615c user: drh tags: trunk) | |
| 15:35 | Fix a problem in the fts5 integrity-check. (check-in: 4e473559c9 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: 743bf1f184 user: drh tags: trunk) | |
| 00:04 | Sync up Makefile clean targets for FTS5. (check-in: 43ead44ef6 user: mistachkin tags: trunk) | |
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2015-07-03
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| 23:29 | Correction to check-in [1025873fdf], tighten up the number of static test mutexes. (check-in: 4e515897af user: mistachkin tags: trunk) | |
| 23:12 | Update clean target in MSVC makefile. (check-in: e6c03e7201 user: mistachkin tags: trunk) | |
| 23:11 | Enhance mutex testing to include APP and VFS static mutexes. (check-in: 1025873fdf 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: b202e2a1d7 user: mistachkin tags: trunk) | |
| 20:47 | Rework the Fts5MultiSegIter structure a bit to make it more efficient. (check-in: 0778825d0e user: dan tags: trunk) | |
| 19:13 | Speed up eof checks on fts5 cursors. (check-in: 3df4af5d8c user: dan tags: trunk) | |
| 17:54 | Enable use of the __builtin_bswap32() only with GCC 4.3 and higher. (check-in: 030f60a7ba user: mistachkin tags: trunk) | |
| 17:14 | Avoid freeing the array of instance matches each time the fts5 xNext() method is called. (check-in: b9b0c1e50d user: dan tags: trunk) | |
| 14:34 | New command-line options for speedtest1: --multithread, --nomemstat, --serialized, and --singlethread (check-in: 2b7567229e user: drh tags: trunk) | |
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2015-07-02
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| 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: 4d8f03dc7b 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: e53d497c2d 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: edbcccd349 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: 85ca4409bd user: drh tags: sessions) | |
| 18:16 | Add fts5_source_id() SQL function, similar to sqlite_source_id(). (check-in: ec2573487c user: dan tags: trunk) | |
| 16:52 | Fix harmless compiler warnings and one macro VVA_ONLY macro usage issue. (check-in: bcc8a75509 user: mistachkin tags: trunk) | |
| 16:50 | Simplify FTS5 handling in the MSVC makefile. (check-in: f022e04343 user: mistachkin tags: trunk) | |
| 16:29 | Fix a (harmless) shadowed local variable definition in the integrity_check logic. (check-in: 3a26a919fd 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: 251a7590ff 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: 7819002ed8 user: dan tags: trunk) | |
| 01:38 | Add the --shrink-memory option to the speedtest1 test program. (check-in: c9ddbd8899 user: drh tags: trunk) | |
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2015-07-01
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| 19:59 | Avoid create a stack from in sqlite3BackupUpdate() in the common case where the first argument is NULL. (check-in: 2a897b9e94 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: 550705fcb6 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: 1c52212369 user: drh tags: integrity-check-refactor) | |
| 04:08 | Fix some harmless compiler warnings. (check-in: 307195c870 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: 59ad912c4c user: drh tags: trunk) | |
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2015-06-30
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| 17:28 | Make use of the _byteswap_ushort() and _byteswap_ulong() compiler intrinsics for MSVC, when available. (check-in: fe144dd73f 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: 39936b33b0 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: 8bfcda3d10 user: drh tags: trunk) | |
| 14:01 | Only use __builtin_bswap16() with GCC 4.8 and later. (Closed-Leaf check-in: ce8177e3e6 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: 79ff36b717 user: drh tags: bswap-functions) | |
| 12:47 | Make use of htonl() and __builtin_bswap32() for faster implementations of sqlite3Get4byte() and sqlite3Put4byte(). (check-in: bc27ebd7f7 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: b406b20ecd user: drh tags: trunk) | |
| 03:57 | Optimization to the sqlite3PcacheFetch() logic. (check-in: d9a0481ce0 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: a0fa6b3ba5 user: drh tags: trunk) | |
| 03:18 | Implement sqlite3Strlen30() using strlen() from the C library. (check-in: 8001aa52bd user: drh tags: trunk) | |
| 03:13 | Change sqlite3ApiExit() so that its first argument is never NULL. (check-in: 791b706ec6 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: 429ccef2b3 user: drh tags: trunk) | |
| 01:25 | Convert several 5-year-old and older NEVER() macros into assert(). (check-in: ed54c14ea8 user: drh tags: trunk) | |
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2015-06-29
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| 23:01 | From sqlite3BtreeInsert(), bypass the btreeMoveto() routine for table inserts and go directly to sqlite3BtreeMovetoUnpacked(). (check-in: 53fe685d56 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: ba425a6abb user: drh tags: trunk) | |
| 19:08 | Combine subjRequiresPage() and subjournalPage() into a single subjournalPageIfRequired() routine. (check-in: 3b65eb56c4 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: 7c4ef7b7c8 user: drh tags: trunk) | |
| 18:14 | Fix over-length source code lines in pager.c. (check-in: 14de3d3926 user: drh tags: trunk) | |
| 15:41 | Fix minor problems in the ota demo application. (check-in: 6aaaec6e63 user: dan tags: trunk) | |
| 14:11 | Simplifications and performance improvement in pager_write(). (check-in: ab7aeeead3 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: 8619fc346d user: drh tags: trunk) | |
| 03:28 | Very small size reduction and performance increase in sqlite3BitvecTest(). (check-in: 9b3a7281bd user: drh tags: trunk) | |
| 00:52 | Move an assert() and testcase() into their correct position within getAndInitPage(). (check-in: 18115164e1 user: drh tags: trunk) | |
| 00:21 | Use tail recursion in pcache1Unpin() to get a small size reduction and speed improvement. (check-in: fde70472ae user: drh tags: trunk) | |
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2015-06-28
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| 17:33 | Comment typo fix and minor cleanup in the pager. No logic changes. (check-in: 94ef170128 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: 9cd30d33b1 user: drh tags: trunk) | |
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2015-06-27
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| 23:55 | Make greater use of BtCursor.curIntKey. (check-in: 63998471d0 user: drh tags: trunk) | |
| 22:49 | Add the BtCursor.curIntKey field and use it for a small size reduction and performance boost. (check-in: 4a17df139a user: drh tags: trunk) | |
| 20:55 | Enhancements to the previous check-in to make it a little smaller and faster. (check-in: 291d9e0c32 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: 1956a4ce8e 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: 7f65b96b40 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: 9383a68870 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: bee94dc351 user: drh tags: trunk) | |
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2015-06-26
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| 20:45 | Treat compilation of FTS5 for the loadable extension specially with MSVC. (check-in: 7c610276bb user: mistachkin tags: trunk) | |
| 20:25 | Merge fts5 branch into trunk. (check-in: d27d9965b5 user: dan tags: trunk) | |
| 20:14 | Merge latest trunk with this branch. (Closed-Leaf check-in: 8671b9e137 user: dan tags: fts5) | |
| 20:13 | Remove unnecessary lines from fts3.h and main.mk. (check-in: c1b268ced3 user: dan tags: fts5) | |
| 20:08 | Fix a segfault that could follow an OOM error in fts5. (check-in: 713239b8cf user: dan tags: fts5) | |
| 19:43 | Small size reduction and performance increase on the OP_IdxInsert opcode. (check-in: b6bedc2e9c user: drh tags: trunk) | |
| 19:33 | Merge latest trunk changes with this branch. (check-in: 2a1af0f29e user: dan tags: fts5) | |
| 18:50 | Fix some cases in the fts5 code where a corrupt database could cause a buffer overread. (check-in: 360c57bbb8 user: dan tags: fts5) | |
| 18:47 | Further optimization of SQL function dispatch. Improvements to opcode documentation. (check-in: eaddbf296a 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: 2abc44eb3b user: drh tags: trunk) | |
| 17:10 | Merge changes to get FTS5 working with MSVC. (check-in: 954231d29d user: mistachkin tags: fts5) | |
| 16:55 | Merge upstream changes. Get the test fixture working with FTS5. Fix compiler warnings. (Closed-Leaf check-in: bfcd16089c user: mistachkin tags: fts5Msvc) | |
| 16:42 | Remove fts5 initialization code from core file main.c. (check-in: c91a93b343 user: dan tags: fts5) | |
| 16:17 | Add FTS5 DLL target for MSVC. (check-in: be85b82499 user: mistachkin tags: fts5Msvc) | |
| 13:31 | Cache the most recently sqlite3_context used by OP_Function and reuse it on subsequent calls, if appropriate. This gives a noticable performance boost. (Closed-Leaf check-in: 2f31bdd1b2 user: drh tags: function-ctx-cache) | |
| 04:34 | Initial changes to get FTS5 working with MSVC. (check-in: ef2052f81e user: mistachkin tags: fts5Msvc) | |
| 03:12 | Fix harmless compiler warning in assert statement. (check-in: 7097716cae 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: 015302f15e user: drh tags: trunk) | |
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2015-06-25
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| 23:52 | Optimization to sqlite3_value_bytes() for the common case that does not require a data transformation. (check-in: 8d79f3a144 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: 3175220747 user: dan tags: fts5) | |
| 20:16 | Merge latest trunk changes into this branch. (check-in: fcd8f7ce60 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: 46e86b0637 user: dan tags: fts5) | |
| 19:53 | Simplifications and performance improvements in insertCell(). (check-in: 7d02e6c992 user: drh tags: trunk) | |
| 18:36 | More simplifications and performance improvements to cell allocation logic associated with allocateSpace(). (check-in: 78da0f69cb user: drh tags: trunk) | |
| 16:01 | Reorder the terms of a conditional for a small performance gain. (check-in: d67b0ed105 user: drh tags: trunk) | |
| 15:44 | Merge all the latest enhancements from trunk. (check-in: 924f471291 user: drh tags: sessions) | |
| 15:21 | Remove a NEVER() that is in fact reachable. (check-in: f824e66b0d user: drh tags: trunk) | |
| 15:04 | Minor optimization to allocateSpace(). (check-in: d007bc339b 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: 476b11563c user: drh tags: trunk) | |
| 02:26 | Remove a line of code that doesn't do any useful work. (check-in: 3ee888beb9 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: fad0eacc64 user: drh tags: trunk) | |
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2015-06-24
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| 23:44 | Add the --timeout option to fuzzcheck. (check-in: a8f4f7fa99 user: drh tags: trunk) | |
| 23:17 | Fix fuzzcheck so that it works with SQLITE_OMIT_PROGRESS_CALLBACK. (check-in: 7a9c4eb30e user: drh tags: trunk) | |
| 18:22 | Add "ON CONFLICT" handling to the spellfix module. (check-in: 07937a81c6 user: drh tags: trunk) | |
| 17:21 | Add "ON CONFLICT" handling to the spellfix module. (Closed-Leaf check-in: 1d04def785 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: fbf9c4325e 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: b41ef5d6db user: drh tags: trunk) | |
| 13:32 | Fix a harmless compiler warning. (check-in: 3b6fa95eeb 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: 659cfc9d1e user: drh tags: trunk) | |
| 13:05 | Update the database fuzz test cases to cover all recent findings. (check-in: 47ba7d96b1 user: drh tags: trunk) | |
| 12:44 | Add the --rebuild object to fuzzcheck. (check-in: db87664a22 user: drh tags: trunk) | |
| 12:24 | Prevent an infinite loop while searching a corrupt freelist. (check-in: 4e5424fe89 user: drh tags: trunk) | |
| 12:07 | Strengthen the new balance_nonroot() code against various corrupt database problems. (check-in: 5ba9834320 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: e0195070f8 user: drh tags: trunk) | |
| 01:07 | Remove an invalid NEVER() and add a test case to cover it. (check-in: 14b73d2015 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: 25131e7062 user: drh tags: trunk) | |
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2015-06-23
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| 23:31 | Mark some branches as unreachable after the recent change that recognizes mismatch result set sizes on compound SELECT statements sooner. (check-in: c8d1f305b6 user: drh tags: trunk) | |
| 21:35 | Testability improvement. (Closed-Leaf check-in: eed6a33145 user: drh tags: btree-opt2) | |
| 18:47 | Improve test coverage of fts5. (check-in: df5ccea80e 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: f77f2f48f4 user: drh tags: btree-opt2) | |
| 17:09 | Faster loading of cell pointers into the b.apCell array in balance_nonroot. (check-in: fda89b0512 user: drh tags: btree-opt2) | |
| 16:00 | Avoid unnecessary cachedCellSize() calls in the cell partition adjustment phase of balance_nonroot(). (check-in: 6319ee1256 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: f7f4181811 user: drh tags: btree-opt2) | |
| 15:06 | Merge latest trunk changes with this branch. Add tests for columnsize=0. (check-in: ef44c71a22 user: dan tags: fts5) | |
| 14:49 | Improvements to the way balance_nonroot() constructs the b.apCell array of pointers to cells. (check-in: ee44bb25b2 user: drh tags: btree-opt2) | |
| 13:02 | Merge the compound SELECT operator fix from trunk. (check-in: a7be554f4b 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: 4df852ce26 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: 43844537e8 user: drh tags: btree-opt2) | |
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2015-06-22
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| 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: 1687287151 user: drh tags: btree-opt2) | |
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2015-06-20
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| 18:13 | Split out all four cases of cellSizePtr() into different methods, each optimized for the specific page type. This gives a 0.36% performance increase at a cost of about 300 bytes of code. (Leaf check-in: 522502ec18 user: drh tags: btree-opt) | |
| 14:11 | Update the fuzztest data using the latest test vectors discovered by AFL. (check-in: b97f9cf73e 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: 7cdbae625e user: drh tags: trunk) | |
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2015-06-19
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| 20:31 | Performance improvements in btreeParseCell() by inlining the varint decoder. (check-in: 172a864d14 user: drh tags: trunk) | |
| 20:08 | Fix corner cases involving corrupt varint values in record headers. (Closed-Leaf check-in: 3189116b42 user: drh tags: btree-opt) | |
| 18:24 | Performance improvements in btreeParseCell() by inlining the varint decoder. (check-in: faab0ed928 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: 41d03d883c 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: 02f7e9d7d7 user: drh tags: trunk) | |
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2015-06-18
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| 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: 9246eca54a 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: ed96e14adc user: drh tags: trunk) | |
| 14:09 | Show the values of Expr.flag in the AST of ".selecttrace" (check-in: a84d1004cb 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: f50dd154d3 user: drh tags: trunk) | |
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2015-06-17
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| 23:28 | Performance improvement in sqlite3VdbeMemShallowCopy() for the common case where the receiver does not require prior resource deallocation. (check-in: d718ea36dc user: drh tags: trunk) | |
| 19:06 | Use 'binary' mode for popen with MSVC. (Closed-Leaf check-in: 7b84641e55 user: mistachkin tags: popenMsvc) | |
| 18:57 | Improve spacing and comment style for the shell. No changes to code. (check-in: 5b547da00d user: mistachkin tags: trunk) | |