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100 descendants of 13ed5ac13562e7a3
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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) | |
| 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) | |
| 14:03 | 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) | |
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2013-08-31
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| 21:41 | Handle BLOBs specially, treating them as binary, in the tointeger() and toreal() SQL functions. (check-in: c4c53acb98 user: mistachkin tags: toTypeFuncs) | |
| 18:36 | Cleanup of the windows VFS, including added support for Cygwin, fixes for compiler warnings under unusual configurations, and improved diagnostic error messages. (check-in: c94933f132 user: drh tags: trunk) | |
| 18:06 | Revise the amalgamation tool to allow 'duplicate' include files to be retained manually while still preserving the existing line numbers. (Closed-Leaf check-in: aa48284637 user: mistachkin tags: cygwinTempPath) | |
| 17:21 | Fix a problem causing SQLite not to use stat4 or stat3 data to analyze constraints of the form "column = expr COLLATE collation" (those with an explicit COLLATE on the non-column side of the comparison operator). (check-in: 1e86d81d46 user: dan tags: trunk) | |
| 17:01 | Enhancements to the Win32 API definition macros. (check-in: b1811baab6 user: mistachkin tags: cygwinTempPath) | |
| 14:56 | Reenable a test accidentally disabled when the stat4 branch was merged. (check-in: d9fadc8fa6 user: dan tags: trunk) | |
| 05:46 | Avoid commenting out #include statements when building the amalgamation source code file. (check-in: 2fca6d784b user: mistachkin tags: cygwinTempPath) | |
| 05:13 | Fix harmless MSVC compiler warning with MEMDEBUG defined. (check-in: b48cfd2dfc user: mistachkin tags: cygwinTempPath) | |
| 02:48 | Improve the consistency of the diagnostic messages on Windows. (check-in: c6f174a0cb user: mistachkin tags: cygwinTempPath) | |
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2013-08-30
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| 21:52 | Add support for Cygwin when handling temporary file names. Improve error codes and diagnostic messages for temporary file name handling on Windows. Rename winConvertUtf8Filename to winConvertFromUtf8Filename. Improve placement and comments for forward function declarations. (check-in: a411df7251 user: mistachkin tags: cygwinTempPath) | |
| 20:19 | Fix compiler warnings in analyze.c. (check-in: 5bbd2ccb3d user: dan tags: trunk) | |
| 19:59 | Fix comment typo in analyze.c. No changes to code. (check-in: dbc3175044 user: mistachkin tags: trunk) | |
| 17:50 | Fix comment typos in the where.c module. No code changes. (check-in: 1e0b77cf0e user: drh tags: trunk) | |
| 17:35 | If the cost of two whereLoop objects is the same in every way except that one has fewer expected output rows than the other, then choose the one with fewer output rows. (check-in: 79e458ef7a user: drh tags: trunk) | |
| 14:24 | Add the SQLITE_MINIMUM_FILE_DESCRIPTOR compile-time option, for control over exactly which low-numbered file descriptors SQLite will use. (check-in: ba51905343 user: drh tags: trunk) | |
| 13:29 | Add a test for fts4 unicode61 option remove_diacritics=0. (check-in: 6bf7ae6ff6 user: dan tags: trunk) | |
| 06:20 | Improvements to the robust_open() logic in the unix VFS so that if an attempt is made to open a repository on file descriptors 0, 1, or 2, and blocking that file descriptor by opening it on /dev/null fails, then the open will fail. (check-in: d9c018f815 user: drh tags: trunk) | |
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2013-08-29
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| 23:36 | Make the unix VFS defensive against the error of having a database file open on file descriptors 1 or 2, as an error message might easily be written onto those file descriptors and thus overwrite and corrupt the database. (check-in: 30d38cc449 user: drh tags: trunk) | |
| 23:34 | Change the unix VFS so that it refuses to open a database file using a file descriptor less than 3. (Closed-Leaf check-in: 66dddda068 user: drh tags: overwrite-avoidance) | |
| 21:26 | Never leave an open file descriptor pointing into the middle of the database file if the file descriptor number is 2 or less. (check-in: 3426673e46 user: drh tags: overwrite-avoidance) | |
| 15:08 | Merge from trunk: (1) Recent bug fixes (2) STAT4 support (3) win32-longpath support. (check-in: e7ebc8f74f user: drh tags: sessions) | |
| 14:56 | Restore fix [f15591f802], which was accidentally clobbered by the stat4 merge. (check-in: d4b6ad3333 user: dan tags: trunk) | |
| 10:46 | Candidate fix for [9f2eb3abac]: Have the whereShortCut() planner ignore indexes with more than four columns. (check-in: c1152bdcbb user: dan tags: trunk) | |
| 02:27 | Disable several toreal() tests that require high floating point precision when it is unavailable. (check-in: b724219b00 user: mistachkin tags: toTypeFuncs) | |
| 01:17 | Prevent the implementation of the toreal() SQL function from being 'optimized' by MSVC. (check-in: 047bd1c245 user: mistachkin tags: toTypeFuncs) | |
| 01:11 | Merge updates from trunk. (check-in: 375dfe288f user: mistachkin tags: toTypeFuncs) | |
| 01:09 | Small enhancements to unit testing infrastructure. (check-in: 9229aeb361 user: mistachkin tags: trunk) | |
| 01:03 | Enable finer control of optimizations when compiling with the MSVC makefile. Also, several modularity enhancements to the MSVC makefile. (check-in: 6c709338bc user: mistachkin tags: trunk) | |
| 01:01 | Fix boundary case for the toreal() SQL function. (check-in: abe82c634c user: mistachkin tags: toTypeFuncs) | |
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2013-08-28
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| 19:01 | Re-enable test file wild001.test. (check-in: 4f182ddc36 user: dan tags: trunk) | |
| 18:56 | Merge updates from trunk. (check-in: ffc6e68283 user: mistachkin tags: toTypeFuncs) | |
| 18:18 | Add the win32-longpath VFS allowing windows filenames up to 32K characters in length. Remove unused code when -DSQLITE_MAX_MMAP_SIZE=0. Fix some compiler warnings on windows. (check-in: 12d0a8859d user: drh tags: trunk) | |
| 16:27 | In the query optimizer, when converting BETWEEN and LIKE/GLOB expressions into simpler forms for processing, be sure to transfer the LEFT JOIN markings. Fix for ticket [bc878246eafe0f52c]. (check-in: caab361ebe user: drh tags: trunk) | |
| 13:46 | Increase the version number to 3.8.1 due to the addition of STAT4 support. (check-in: 41c089e2a2 user: drh tags: trunk) | |
| 13:33 | Fix an off-by-one error that causes a quoted empty string at the end of a CRNL-terminated line of CSV input to be misread by the shell. (check-in: b5617e4fda user: drh tags: trunk) | |
| 11:57 | Add a test case for empty quoted field in CSV import in the shell. (check-in: 3df56e8491 user: drh tags: trunk) | |
| 11:43 | Label a certain branch as NEVER() only for non-STAT3/4 builds. (check-in: b5ccf6e995 user: drh tags: trunk) | |
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2013-08-27
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| 23:15 | Adjust ANALYZE for improved test coverage. Use the SQLITE_ENABLE_STAT3_OR_STAT4 macro (created in sqliteInt.h) to conditionally include code, instead of a boolean specifying both macros separately. (check-in: 67a9a392ed user: drh tags: trunk) | |
| 20:16 | Reduce the amount of code run and memory used for ANALYZE in the common case where neither STAT3 and STAT4 are enabled. (check-in: 9d1424c91a user: drh tags: trunk) | |
| 15:41 | Update sqlite3.pc.in to use @PACKAGE_VERSION@ instead of @RELEASE@. (check-in: 2460dfd882 user: dan tags: trunk) | |
| 14:14 | In the ANALYZE command implementation make statInit() a 2-value function since the 3rd parameter was always the same constant. (check-in: 959bb5acdc user: drh tags: trunk) | |
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2013-08-26
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| 23:18 | Merge the STAT4 capability into trunk. (check-in: a32af0abe5 user: drh tags: trunk) | |
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2013-08-17
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| 18:57 | Adjustments to #ifdefs in analyze.c to all a clean compile with no extra code with both ENABLE_STAT3 and ENABLE_STAT4 and with neither. (Closed-Leaf check-in: f86b75b6c7 user: drh tags: sqlite_stat4) | |
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2013-08-16
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| 17:46 | Add a test for the problem fixed by [91733bc485]. (check-in: 5c59110481 user: dan tags: sqlite_stat4) | |
| 17:18 | In sqlite3Stat4ProbeSetValue() change a local variable name iVar to iBindVar to avoid confusion with iVal, and fix a place where the name was actually confused. (check-in: 91733bc485 user: drh tags: sqlite_stat4) | |
| 14:51 | Merge the fork that resulted from a check-in race. (check-in: b7fe4f362b user: drh tags: sqlite_stat4) | |
| 14:49 | Fix valueFromExpr() so that it returns SQLITE_NOMEM following an OOM when changing text encodings. Also fix some asserts to accommodate OOM errors. (check-in: dc1ccd09c4 user: drh tags: sqlite_stat4) | |
| 14:48 | Fixes for test code that was not working with utf16 databases. Run the analyze*.test scripts as part of the 'utf16' permutation test. (check-in: fe99494d99 user: dan tags: sqlite_stat4) | |
| 14:23 | Add extra tests. No code changes. (check-in: 949127d53e user: dan tags: sqlite_stat4) | |
| 14:09 | Avoid buffer overreads and false OOM error reports that could be caused by corrupted sample records in the sqlite_stat4 table. (check-in: 9f85b6a52a user: dan tags: sqlite_stat4) | |
| 13:34 | Fix a potential segfault following an OOM while running ANALYZE. (check-in: 0118797823 user: drh tags: sqlite_stat4) | |
| 12:26 | Merge recent trunk changes into the STAT4 branch. (check-in: c69b512af2 user: drh tags: sqlite_stat4) | |
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2013-08-15
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| 19:56 | Fix a crash that can occur if the sqlite_stat3 or sqlite_stat4 table is corrupt. (check-in: d51df8a8fc user: dan tags: sqlite_stat4) | |
| 18:43 | Fix a crash that can occur following an OOM fault. (check-in: 9f80b26870 user: dan tags: sqlite_stat4) | |
| 16:18 | Change some assert() statements in vdbe.c to ensure that a memory cell used to store a VdbeCursor object is not also used for some other purpose. (check-in: 71070c9fce user: dan tags: sqlite_stat4) | |
| 16:15 | Make sure the ANALYZE command allocates enough VDBE registers. (check-in: 46fec9b1a1 user: drh tags: sqlite_stat4) | |
| 14:39 | Add tests for sqlite_stat4 sample selection. And a fix for the same. (check-in: 1fb4d9d6f2 user: dan tags: sqlite_stat4) | |
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2013-08-14
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| 19:54 | Change the way ANALYZE works to use a single cursor when scanning indices. (check-in: bdce612b35 user: dan tags: sqlite_stat4) | |
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2013-08-12
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| 20:14 | If ENABLE_STAT3 is defined but ENABLE_STAT4 is not, have ANALYZE create and populate the sqlite_stat3 table instead of sqlite_stat4. (check-in: cca8bf4372 user: dan tags: sqlite_stat4) | |
| 17:31 | If there is data in both the sqlite_stat4 and sqlite_stat3 tables for a single index, ignore the sqlite_stat3 records. (check-in: 2a41736728 user: dan tags: sqlite_stat4) | |
| 17:00 | Handle a NULL input to decodeIntArray() that can result from a prior OOM. (check-in: fa1588adab user: drh tags: sqlite_stat4) | |
| 16:34 | Re-enable reading from the sqlite_stat3 table (as well as sqlite_stat4). (check-in: 6d45078e62 user: dan tags: sqlite_stat4) | |
| 11:21 | Fix a bug in calculating the average number of entries for keys not present in the sqlite_stat4 table. (check-in: ec3ffb1748 user: dan tags: sqlite_stat4) | |
| 09:29 | Fix minor problems caused by adding the rowid to the records in stat4. (check-in: 088d1ff948 user: dan tags: sqlite_stat4) | |
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2013-08-10
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| 19:08 | Add the rowid field to the end of sample records stored in the sqlite_stat4 table. (check-in: 3a5e8ab7dd user: dan tags: sqlite_stat4) | |
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2013-08-09
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| 19:04 | Fix a couple of typos in a comment in analyze.c. No code changes. (check-in: 5bcccb93df user: dan tags: sqlite_stat4) | |
| 14:07 | Update the header comment on analyze.c to describe the sqlite_stat4 table format. (check-in: 4d97809d6b user: drh tags: sqlite_stat4) | |
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2013-08-08
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| 19:38 | Fix problems in estimating the number of rows visited by a range query using sqlite_stat4 data when the column subject to the range query is not the leftmost of the index. (check-in: 9228aaf54d user: dan tags: sqlite_stat4) | |
| 16:17 | Use a binary search instead of a linear scan when comparing a sample key against data from the sqlite_stat4 table. (check-in: e50dc30523 user: dan tags: sqlite_stat4) | |
| 12:21 | Fix a segfault in "ALTER TABLE t1 ADD COLUMN b DEFAULT (-+1)". Also an assert() failure that could occur if SQLITE_ENABLE_STAT4 were not defined. (check-in: 9fec3e3828 user: dan tags: sqlite_stat4) | |
| 11:48 | Fix a bug in using stat4 data to estimate the number of rows selected by a range constraint. (check-in: f783938ea9 user: dan tags: sqlite_stat4) | |
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2013-08-07
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| 19:46 | Replace variable Index.avgEq (average number of rows in keys for which there is no sample in sqlite_stat4) with vector Index.aAvgEq. (check-in: 7b70b419c4 user: dan tags: sqlite_stat4) | |
| 18:42 | Merge latest trunk changes with this branch. (check-in: 08f74c45ec user: dan tags: sqlite_stat4) | |
| 16:38 | Fix typos in a comment in analyze.c. No code changes. (check-in: 812ed0c58f user: dan tags: sqlite_stat4) | |
| 16:15 | Change the way samples for the sqlite_stat4 table are collected. (check-in: 13ed5ac135 user: dan tags: sqlite_stat4) | |