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76 check-ins for the month beginning 2013-09-01
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2013-09-30
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| 19:33 | Fix a minor typo in a comment in where.c. (check-in: 9c9fa151e9 user: drh tags: trunk) | |
| 19:05 | Add some timing tests to the amatch test script. (check-in: ad71c72be5 user: drh tags: trunk) | |
| 18:16 | Merge trunk changes with this branch. (check-in: e294a9c7c5 user: dan tags: fts4-docid-range-constraints) | |
| 18:14 | Fix a performance problem in the FTS4 auxiliary functions triggered by an OR clause in the full-text query. (check-in: fa0f2f0e3e user: dan tags: trunk) | |
| 17:37 | Fix memory leaks in the amatch extension. Add a few simple test cases. (check-in: 604134732e user: drh tags: trunk) | |
| 11:42 | Have fts4 full-text queries consider "docid<?" and similar constraints. (check-in: 6622424a3a user: dan tags: fts4-docid-range-constraints) | |
| 11:01 | Update and modernize an obsolete comment associated with VACUUM. No changes to code. (check-in: 94c914e3fa user: drh tags: trunk) | |
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2013-09-29
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| 04:56 | Fix typo in comment. No changes to code. (check-in: 0b7bd46825 user: mistachkin tags: trunk) | |
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2013-09-28
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| 16:43 | Add new test file fts3defer3.test. (check-in: a6cd14effe user: dan tags: trunk) | |
| 13:28 | In the nextchar.c extension, allow the second argument to the next_char() function to be a subquery. (check-in: 59b9fa2236 user: drh tags: trunk) | |
| 12:40 | Updates to the sqlite3_analyzer utility: Change the names of some labels, especially change "Fragmentation" to "Non-sequential pages". Revise the computation of non-sequential pages so that it ignores itercalated non-leaf pages (overflow and index pages). (check-in: 3e5c7771fa user: drh tags: trunk) | |
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2013-09-26
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| 15:21 | Obtain the required shared-cache write-lock when executing "DELETE FROM tbl" statements. Fix for [1e1321ee98]. (check-in: 1f8f4fdf3f user: dan tags: trunk) | |
| 11:04 | Fix a faulty assert() in sqlite3BtreeBeginTrans() that may fail in shared-cache mode. (check-in: 1e1321ee98 user: dan tags: trunk) | |
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2013-09-24
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| 19:07 | Merge updates from trunk. (check-in: 435ce3b3fc user: mistachkin tags: toTypeFuncs) | |
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2013-09-18
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| 11:16 | Test that the unicode61 tokenchars= and separators= options work with the fts3tokenize virtual table. (check-in: ed24051462 user: dan tags: trunk) | |
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2013-09-17
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| 23:36 | Clear the current time value on prepared statements when the prepared statement is reset. (check-in: cebd6fc551 user: drh tags: trunk) | |
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2013-09-16
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| 20:46 | Readability improvements to the Win32 RC file. (check-in: e645906257 user: mistachkin tags: trunk) | |
| 19:27 | Minor consistency fixes to the Win32 RC file. (check-in: 619c5211b9 user: mistachkin tags: trunk) | |
| 12:57 | The date and time functions use the exact same notion of "now" for every invocation within the same call to sqlite3_step(). (check-in: daf6ba413c user: drh tags: trunk) | |
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2013-09-13
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| 23:27 | Fix Windows SDK compiler warning. (check-in: d5fc3f1dab user: mistachkin tags: trunk) | |
| 23:26 | Fix test issues for Windows portability. (check-in: 650b32825a user: mistachkin tags: trunk) | |
| 22:38 | VSIX tooling changes to support Visual Studio 2013. (check-in: d56fac4031 user: mistachkin tags: trunk) | |
| 21:03 | Fix the "const" qualifiers on the pragma name table. (check-in: b74e6be818 user: drh tags: trunk) | |
| 21:01 | Add the soft_heap_limit pragma. (check-in: c326356f9a user: drh tags: trunk) | |
| 19:08 | VSIX tooling changes to support Visual Studio 2013. (Leaf check-in: e8ac4a1227 user: mistachkin tags: branch-3.8.0) | |
| 19:00 | Tweak the new PRAGMA name parser to achieve full branch test coverage. (check-in: c82e05c4b8 user: drh tags: trunk) | |
| 18:15 | Remove one unreachable branch and add asserts() to dupedExprStructSize(). New asserts verify that removed branch is unused and that constants that are ORed together in the output do not overlap. (check-in: 86ad358b5a user: drh tags: trunk) | |
| 17:47 | Adjust the query planner to take into account WHERE clause terms that do not drive indices. Add the unlikely() and likelihood() functions used to give hints to the query planner about the selectivity of WHERE clause terms. (check-in: bc446449a1 user: drh tags: trunk) | |
| 16:56 | Enhance the pragma lookup table generator script to output a comment that gives the number of pragmas. (check-in: ca05205050 user: drh tags: trunk) | |
| 16:36 | Change the PRAGMA parser to use a binary search for the pragma name. Also: Minor performance enhancement to sqlite3DbFree() and to the token dequoter. (check-in: 870c030b4e user: drh tags: trunk) | |
| 12:10 | Add tests for the fts4 unicode61 tokenchars and separators options. (check-in: 9ce6f40dfb user: dan tags: trunk) | |
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2013-09-12
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| 23:42 | Refactor the ExprSetIrreducible() macro into ExprSetVVAProperty(*,EP_NoReduce). This is a naming change only. The logic is the same. (Closed-Leaf check-in: 695aee46e9 user: drh tags: unlikely-func) | |
| 23:12 | Fix typo in a macro name: "GlogUpperToLower" should be "GlobUpperToLower" (check-in: 73634ca463 user: drh tags: trunk) | |
| 17:29 | Merge in the Expr.flags expansion to 32-bits. Use an extra bit to help optimize the sqlite3ExprSkipCollate() routine. (check-in: 4c84d1b4c2 user: drh tags: unlikely-func) | |
| 16:50 | Increase the number of bits available in Expr.flags. Other tweaks aimed at making expression processing more robust. (Closed-Leaf check-in: 579a512538 user: drh tags: expr-tuning) | |
| 02:09 | For error log messages generated by the Win32 native allocator, make sure the correct format specifier is used for the value returned by GetLastError(). (check-in: 75a8a8c1b3 user: mistachkin tags: trunk) | |
| 01:47 | Fix a couple more harmless compiler warnings. (check-in: 59708674f6 user: mistachkin tags: trunk) | |
| 01:33 | Remove two obsolete fields from the sqlite3 object. (check-in: 117fa5fbc9 user: drh tags: trunk) | |
| 00:54 | Fix harmless compiler warning. (check-in: 2b510614dc user: mistachkin tags: trunk) | |
| 00:40 | Merge updates from trunk. (Closed-Leaf check-in: fca799f03a user: mistachkin tags: vsix2013) | |
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2013-09-11
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| 17:39 | Improvements to likelihood processing so that commuting an unindexed term in the WHERE clause does not change the query plan. (check-in: 6e6bded055 user: drh tags: unlikely-func) | |
| 14:57 | Add test cases to cover TPC-H Q8. (check-in: eb5cef8351 user: drh tags: trunk) | |
| 14:34 | Additional unlikely() test cases. Logic tweaks to support test coverage. (check-in: 5d00cce74a user: drh tags: unlikely-func) | |
| 11:38 | Change the name of the two-argument unlikely() function to likelihood(). Add test cases. (check-in: 29a359b8d7 user: drh tags: unlikely-func) | |
| 03:53 | Tweaks to the index selection logic. (check-in: 52d5268864 user: drh tags: unlikely-func) | |
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2013-09-10
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| 01:53 | Merge trunk fixes into the unlikely-func branch. (check-in: a51d751553 user: drh tags: unlikely-func) | |
| 01:41 | Deterministically initialize the PRNG used as a tie-breaker in the ANALYZE command, so that the analysis is always the same given the same database. This simplifies testing. (check-in: 48ed8b565b user: drh tags: trunk) | |
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2013-09-09
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| 19:37 | Make sure that the transitive constraint optimization does not cause WHERE clause terms to be disabled prematurely. We are unable to find a test case that fails because of this, but it seems prudent to make this preventative change nevertheless. (check-in: d6e361d7fb user: drh tags: trunk) | |
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2013-09-07
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| 00:29 | Continuing refinements of the logic to take WHERE clause terms not used for indexing into account when computing the number of output rows from each table. (check-in: b65dc53415 user: drh tags: unlikely-func) | |
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2013-09-06
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| 22:27 | Merge updates from trunk. (check-in: 8922be1a3e user: mistachkin tags: toTypeFuncs) | |
| 21:41 | Add the ability to generate assembly listing files using the MSVC makefile. (check-in: 6caa2cd104 user: mistachkin tags: toTypeFuncs) | |
| 20:30 | When converting from a BLOB value in the tointeger() and toreal() SQL functions, make sure that endianness of the machine does not matter. (check-in: 94c4cdc50d user: mistachkin tags: toTypeFuncs) | |
| 17:45 | Enhance the plan solver to take into account the number of output rows when computing the set of paths to retain for the next cycle. (check-in: 1a46a72423 user: drh tags: unlikely-func) | |
| 15:23 | Initial implementation of the unlikely() SQL function used as a hint to the query planner. (check-in: 036fc37a03 user: drh tags: unlikely-func) | |
| 13:10 | Combine the FuncDef.iPrefEnc and FuncDef.flags fields into a single new FuncDef.funcFlags field. (check-in: 97b10e66e9 user: drh tags: trunk) | |
| 00:40 | Make sure the destination WhereLoop is left in a sane state when an OOM fault occurs inside of whereLoopXfer(). (check-in: a99a53b81e user: drh tags: trunk) | |
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2013-09-05
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| 18:40 | When preparing an UPDATE statement, avoid generating VDBE code for those foreign key related actions and constraint checks that may be seen to be unnecessary by considering the subset of table columns potentially modified by the UPDATE. (check-in: e940b5de49 user: dan tags: trunk) | |
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2013-09-04
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| 18:14 | Rearrange the order of conditions in an "if" statement to facilitate testing. (check-in: 8462fb43c2 user: drh tags: trunk) | |
| 16:38 | Add tests to improve coverage when SQLITE_ENABLE_STAT3 is defined. (check-in: f929e9b41f user: dan tags: trunk) | |
| 16:08 | Fix a bug in the command-line shell for ".mode insert" on UTF16 databases with BLOB values. (check-in: d8fdc78218 user: drh tags: trunk) | |
| 15:15 | The sqlite3Stat4ProbeSetValue() routine should always return results using the database encoding. (check-in: eb21663271 user: drh tags: trunk) | |
| 04:04 | Fix out-of-order variable declaration. Fix harmless compiler warning. (check-in: 8df95bb0b3 user: mistachkin tags: trunk) | |
| 02:07 | Conditionally exclude code from analyze.c that is not used by STAT3. (check-in: a48948a170 user: drh tags: trunk) | |
| 00:58 | Additional test cases for the tointeger() and toreal() SQL functions when converting from a BLOB. (check-in: e1814452fa user: mistachkin tags: toTypeFuncs) | |
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2013-09-03
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| 19:26 | Harden the STAT4 logic in where.c against OOM faults. (check-in: 91d2cfbc95 user: drh tags: trunk) | |
| 17:11 | Version 3.8.0.2 (check-in: 7dd4968f23 user: drh tags: release, version-3.8.0.2, branch-3.8.0) | |
| 14:49 | Merge in all the latest trunk changes, including the win32-longpath VFS and the fix for the segfault in the omit-left-join optimization. (check-in: cdd3838b78 user: drh tags: sessions) | |
| 14:43 | Fix another problem in stat4 sample selection. (check-in: d59f580904 user: dan tags: trunk) | |
| 14:33 | Make sure the omit-noop-left-join optimization is not applied if columns of the LEFT JOIN are used in the ORDER BY clause. Ticket [be84e357c035]. Increase version number to 3.8.0.2. (check-in: cce541864d user: drh tags: branch-3.8.0) | |
| 14:03 | Make sure the omit-noop-left-join optimization is not applied if columns of the LEFT JOIN are used in the ORDER BY clause. Ticket [be84e357c035] (check-in: 0303d6bc71 user: drh tags: trunk) | |
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2013-09-02
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| 23:40 | Add the experimental SQLITE_DEFAULT_INDEX_SHAPE=1 compile-time option that makes a much more pessimistic guess at the effectiveness of unanalyzed indices. (Leaf check-in: d8daaba7da user: drh tags: index-shape-1) | |
| 20:22 | Simplify branch coverage testing by interchanging the order of two tests in the whereLoopInsert() function. (check-in: f7079b5365 user: drh tags: trunk) | |
| 18:58 | Further stat4 related tests. (check-in: 0a702c4b4c user: dan tags: trunk) | |
| 11:52 | Add tests to check if ANALYZE is choosing common non-periodic samples for the stat4 table. (check-in: 175842997a user: dan tags: trunk) | |
| 07:16 | Fix a problem with using stat4 data to estimate the number of rows scanned by a range constraint on the second or subsequent column of any index where an affinity transformation must be applied to the constraint argument. (check-in: c21f58d848 user: dan tags: trunk) | |
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2013-09-01
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| 23:36 | Merge updates from trunk. (check-in: 2982725e12 user: mistachkin tags: toTypeFuncs) | |