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100 descendants of aa12f9d9b79c2f52
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2015-07-10
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| 17:55 | Fix inconsistencies in formatting of fts5 docs. (check-in: 5fb4c771 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: b2de77a0 user: dan tags: trunk) | |
| 19:02 | Reduce the number of calls to malloc() made by fts5. (check-in: 898618cc 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: 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) | |
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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: 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) | |
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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: 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) | |
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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: 6d2999af 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: 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) | |
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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: 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) | |
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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: 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) | |
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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: 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) | |
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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: 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) | |
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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: 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) | |
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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: 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) | |
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2015-06-27
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| 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) | |
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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: 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) | |
| 19:33 | 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) | |
| 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) | |
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2015-06-25
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| 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) | |
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2015-06-23
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| 18:47 | Improve test coverage of fts5. (check-in: df5ccea8 user: dan tags: fts5) | |
| 15:06 | Merge latest trunk changes with this branch. Add tests for columnsize=0. (check-in: ef44c71a user: dan tags: fts5) | |
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2015-06-10
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| 10:45 | Fix the fts5 xRename() method. (check-in: 0f7fd513 user: dan tags: fts5) | |
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2015-06-09
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| 20:58 | Add the "columnsize=" option to fts5, similar to fts4's "matchinfo=fts3". (check-in: aa12f9d9 user: dan tags: fts5) | |