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73 check-ins using file src/expr.c version e7bbe3c691
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2013-11-16
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| 12:56 | Fix testcase misc7-16 so that it works with the new UNIQUE constraint error message format. (check-in: c7f2ed9f44 user: drh tags: trunk) | |
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2013-11-15
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| 18:58 | Fix comments on the OP_Divide and OP_Remainder operators, especially the "Synopsis:" comment, so that they agree with the actual implementation. (check-in: cc17f1f05f user: drh tags: trunk) | |
| 13:12 | Add the --query option to the wordcount test program. (check-in: 5960d11eba user: drh tags: trunk) | |
| 03:21 | Fix a typo in the "synopsis" for the OP_Lt opcode that causes an incorrect comment to be added to EXPLAIN output. (check-in: d99a30a25d user: drh tags: trunk) | |
| 03:16 | Another adjustment to the EXPLAIN indentation logic, in order to deal with the sorter loop on a CREATE INDEX statement. (check-in: cbe85cc2a9 user: drh tags: trunk) | |
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2013-11-14
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| 23:59 | Adjust the command-line shell EXPLAIN indentation logic to handle the second loop of an UPDATE that reads out a RowSet. (check-in: ea141a9b87 user: drh tags: trunk) | |
| 19:34 | Remove an unused local variable. (check-in: 10d5922638 user: drh tags: trunk) | |
| 19:18 | Merge the skip-scan optimization into the sessions branch. (check-in: 7596d1bf80 user: drh tags: sessions) | |
| 15:35 | An experimental virtual tables for showing the content of internal schema objects. (Leaf check-in: d1fbc6ca18 user: drh tags: schema2-vtab) | |
| 00:09 | Simplification to the progress callback check. One branch removed. (check-in: 24ef16548e user: drh tags: trunk) | |
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2013-11-13
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| 23:48 | Make sure the progress callback is invoked prior to an SQLITE_ROW return if it is overdue to be called. (check-in: 21f59b04f7 user: drh tags: trunk) | |
| 20:46 | Merge the skip-scan enhancement into trunk. (check-in: b0bb975c09 user: drh tags: trunk) | |
| 19:01 | Import the "PRAGMA vdbe_eqp" enhancement and the enhanced EXPLAIN formatting the shell from trunk. Fix a bug in skip-scan and add a test case to prevent a regression. (Closed-Leaf check-in: f668616a29 user: drh tags: skip-scan) | |
| 18:35 | In the shell tool, if an "EXPLAIN" command is executed in ".explain on" mode, attempt to automatically indent the bodies of loops in the output VDBE program. (check-in: e7d34ec681 user: dan tags: trunk) | |
| 17:58 | Add the "PRAGMA vdbe_eqp" command, only available with SQLITE_DEBUG. Simplify some of the other debugging logic. (check-in: 8ce33f4c81 user: drh tags: trunk) | |
| 17:24 | Add VDBE comments to the beginning and end of skip-scan loops. (check-in: 0c85d93b52 user: drh tags: skip-scan) | |
| 16:58 | Improve the way that skip-scan loops are constructued. Add test cases. Improved the scoring of skip-scan loops. (check-in: 5e75ab9388 user: drh tags: skip-scan) | |
| 15:32 | Add test cases for skip-scan. Enhance "do_test" so that if the expected result is of the form "/*..*/" or "~/*..*/" it treats the expected result as a glob pattern rather than as a regular expression. Fix a bug in ANALYZE result loading associated with WITHOUT ROWID tables. (check-in: d3e6e9b2a7 user: drh tags: skip-scan) | |
| 12:27 | Add the ability to use an index even if the left-most columns of the index are unconstrainted, provided that the left-most columns have few distinct values. (check-in: 27dd5993d1 user: drh tags: skip-scan) | |
| 08:55 | Avoid an unnecessary OP_IfNull while doing an indexed search. (check-in: 5196000930 user: drh tags: trunk) | |
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2013-11-12
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| 21:37 | Adjust the SQLITE_MALLOCSIZE defines, primarily to make sure _msize gets used with MSVC when appropriate. (check-in: 4e7e805e11 user: mistachkin tags: trunk) | |
| 21:10 | Fix harmless compiler warning. (check-in: ddacd10105 user: mistachkin tags: trunk) | |
| 20:18 | Minor enhancements to the auxiliary information added to EXPLAIN output with SQLITE_EXPLAIN_ENABLE_COMMENTS. (check-in: 0d1328e33c user: drh tags: trunk) | |
| 18:37 | Break out the structure and macro definitions of where.c into a separate header file whereInt.h for easier editing and debugging. (check-in: c444671246 user: drh tags: trunk) | |
| 17:46 | When possible, have FTS use 32-bit operations to read varints from the database. (check-in: aa7ba302ed user: dan tags: trunk) | |
| 15:39 | Import recent bug fixes from trunk. (check-in: 20eeee4cd3 user: drh tags: sessions) | |
| 15:33 | A better (simpler) fix to the count(*) problem addressed in the previous check-in. (check-in: 0f924c6ef6 user: drh tags: trunk) | |
| 14:55 | Make sure the count(*) optimization works correctly on WITHOUT ROWID tables. (check-in: 9117477978 user: drh tags: trunk) | |
| 12:30 | Update test command [explain_i] to handle the opcodes used by virtual tables (VNext, VFilter etc.). (check-in: 1b215ee321 user: dan tags: trunk) | |
| 12:17 | Fix for [4065ac8595]: Do not order CROSS or LEFT joins, even if the right-hand-side is a virtual table. (check-in: e2684ece45 user: dan tags: trunk) | |
| 01:11 | Fix an error message in the spellfix extension so that it conforms to the style of error messages in the core. (check-in: b896ae3d27 user: drh tags: trunk) | |
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2013-11-11
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| 23:26 | Add a comment to the sqlite3_index_info structure indicating that the new field is only available in SQLite 3.8.2 or later. (check-in: 239648f8cc user: drh tags: trunk) | |
| 23:02 | Fix two test cases (due to changes in the formatting of constraint errors) so that all tests now pass. (check-in: 129e2b6917 user: drh tags: sessions) | |
| 22:55 | Merge in the WITHOUT ROWID changes. A few tests are failing now. They will be fixed in a follow-on check-in. (check-in: 5addd1234d user: drh tags: sessions) | |
| 19:56 | Fix typos in compile and run-time tests of the sqlite library version number in rtree.c. (check-in: f58d570171 user: dan tags: trunk) | |
| 19:01 | Add a way for virtual tables to return the expected number of rows for a scan (not just the overall cost) to SQLite. Have the rtree module make use of this. (check-in: 5a3cfd747a user: dan tags: trunk) | |
| 16:55 | Remove unreachable code, replacing it in most cases with assert() or NEVER() macros. (check-in: 924d63b283 user: drh tags: trunk) | |
| 03:37 | Fix issue with several memory allocation tests due to KeyInfo allocations now being shared. (check-in: 569fedd6bb user: mistachkin tags: trunk) | |
| 03:24 | Convert several ALWAYS() macros in vdbe.c into assert() statements. (check-in: acc40ff6b4 user: drh tags: trunk) | |
| 02:46 | Fix several harmless compiler warnings. (check-in: e6ff492f0d user: mistachkin tags: trunk) | |
| 01:42 | Modify a HeapValidate assert in the Win32 native allocator. (check-in: aaed7d1d3b user: mistachkin tags: trunk) | |
| 00:43 | Fix a problem in OP_IdxDelete as used by REPLACE conflict resolution that comes up due to recent enhancements that reduce the work required for UNIQUE NOT NULL indices. (check-in: 61d7d4753f user: drh tags: trunk) | |
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2013-11-10
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| 00:03 | Fix typo in comment and remove superfluous blank line. No changes to code. (check-in: 023233f16e user: mistachkin tags: trunk) | |
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2013-11-09
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| 23:55 | Fix compilation errors with some compilers that do not reference recent Windows SDK header files. (check-in: a5805976f0 user: mistachkin tags: trunk) | |
| 23:44 | Fix memory type mismatch when compiled with MEMDEBUG. (check-in: 2c32bd6d4d user: mistachkin tags: trunk) | |
| 22:08 | Add the sqlite3_win32_compact_heap() function for cleaning up memory allocations on Win32 system. Also cleanup the winGetTempname() function. Changes to the Win32 VFS only. (check-in: d06d9fdb6e user: drh tags: trunk) | |
| 21:19 | Updates to documentation on sqlite3_last_insert_rowid(). No changes to code. (check-in: a4c5804efc user: drh tags: trunk) | |
| 21:11 | Use the UNICODE_STRING_MAX_CHARS constant from WinNT.h. (Closed-Leaf check-in: 3fefe4dd43 user: mistachkin tags: win32heap) | |
| 21:10 | Furhter cleanup of the winGetTempname function. (check-in: 674de36bca user: mistachkin tags: win32heap) | |
| 19:47 | Updates to requirements marks. No changes to code. (check-in: 8a0366285b user: drh tags: trunk) | |
| 18:15 | Throw an error if AUTOINCREMENT appears in a WITHOUT ROWID table. Updates to API documentation to discuss WITHOUT ROWID. (check-in: b1abb2b078 user: drh tags: trunk) | |
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2013-11-08
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| 20:10 | Add more assert() statements and fix compilation issues when the Win32 native heap is not enabled. (check-in: fbf8c38283 user: mistachkin tags: win32heap) | |
| 19:51 | Disable use of HeapCompact on Windows CE as it is not available on all versions. (check-in: e9694b8771 user: mistachkin tags: win32heap) | |
| 18:52 | Adjust the winMemInit return code handling used when resetting the Win32 native heap. (check-in: 37853665e7 user: mistachkin tags: win32heap) | |
| 18:37 | Minor corrections to logging for sqlite3_win32_compact_heap(). (check-in: 71347d021b user: mistachkin tags: win32heap) | |
| 18:13 | Enhancements to the Win32 native heap integration. (check-in: c54dc9672b user: mistachkin tags: win32heap) | |
| 17:13 | Fix harmless compiler warnings. (check-in: 0077c0772a user: drh tags: trunk) | |
| 17:03 | Merge the Cygwin directory separator fix. Also fix a C++-ism in the multiplexor code so that it will compile on MSVC. (check-in: 830629d31d user: drh tags: trunk) | |
| 16:54 | Performance improvement: Avoid unnecessary seeks on REPLACE INTO for a WITHOUT ROWID table. (check-in: fd11afa5f5 user: drh tags: trunk) | |
| 15:19 | Performance improvements: Avoid unnecessary seeks when doing a single-row UPDATE on a WITHOUT ROWID table. (check-in: 6f187a0fb1 user: drh tags: trunk) | |
| 12:14 | Merge change to drop the mutex on the multiplexor before entering the xRead VFS call, in order to enhance parallelizability. (check-in: 3c566e41e4 user: drh tags: trunk) | |
| 01:09 | Optimize out a NotExists/NotFound opcode that occurs in UPDATE processing after constraint checks if there is no possiblity that the constraint checking code might have moved the cursor. (check-in: 74e3ee2ee6 user: drh tags: trunk) | |
| 00:16 | On the --summary output of wordcount, add the a PRAGMA integrity_check and a 64-bit checksum of the entire table. (check-in: 1d1d13b890 user: drh tags: trunk) | |
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2013-11-07
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| 23:23 | Add many new options to the wordcount test program: --delete, --pagesize, --cachesize, --commit, --nosync, and --journal. (check-in: e938112d31 user: drh tags: trunk) | |
| 22:11 | Fix temporary directory separator handling for Cygwin. (Closed-Leaf check-in: 9d870d5f0d user: mistachkin tags: cygDirSep) | |
| 21:32 | Fix a compiler warning introduced by the previous check-in. (check-in: 404bd98fb4 user: drh tags: trunk) | |
| 21:25 | Enable the WHERE_ONEPASS_DESIRED optimization for UPDATE operations on WITHOUT ROWID tables. (check-in: 2153079855 user: drh tags: trunk) | |
| 19:43 | Add the --stats and --summary options to the wordcount.c test program. (check-in: 8aa21e6791 user: drh tags: trunk) | |
| 18:40 | Increase the version number to 3.8.2. (check-in: 9ad5b74c26 user: drh tags: trunk) | |
| 18:37 | Add the "wordcount.c" test program. (check-in: f02ee54630 user: drh tags: trunk) | |
| 16:08 | Add support for WITHOUT ROWID tables. This change also includes (1) standardization of the error message returned from run-time constraint errors, (2) improved EXPLAIN comments, (3) the SQLITE_ENABLE_EXPLAIN_COMMENTS option, (4) the SQLITE_ENABLE_MODULE_COMMENTS option, and (5) a bug fix (see [573cc27427]) in the handling of REPLACE on the rowid when secondary indices use FAIL or IGNORE. (check-in: c80e229dd9 user: drh tags: trunk) | |
| 14:09 | Make sure cached KeyInfo objects are only valid for a single database connection. Clear all cached KeyInfo objects on any collating sequence change. (Closed-Leaf check-in: 55eea1782a user: drh tags: omit-rowid) | |
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2013-11-06
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| 19:59 | Reference count the KeyInfo object. Cache a copy of an appropriate KeyInfo for each index in the Index object, and reuse that one copy as much as possible. (check-in: defd5205a7 user: drh tags: omit-rowid) | |