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200 check-ins occurring around cc33e846c8509419.
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2014-11-20
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| 15:11 | Updates to support zipvfs in pass-through mode. (check-in: 556c3de53a user: dan tags: ota-update) | |
| 02:58 | Fix the encoding of some integers to use the minimum amount of space: -128, -32768, -8388608, -217483648, and -140737488355328. (check-in: 2d7c8da5f1 user: drh tags: trunk) | |
| 02:18 | Add some requirements marks to the record formatting logic. Comment changes only - the code is unaltered. (check-in: 9a9627e178 user: drh tags: trunk) | |
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2014-11-19
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| 16:36 | Add new requirements marks associated with the file format documentation. No changes to code. (check-in: 6d00bcca6e user: drh tags: trunk) | |
| 14:31 | Completely remove an assert() that had previously been commented out. (check-in: 89b3c1c455 user: drh tags: trunk) | |
| 14:05 | Add an ALWAYS on an always-true branch in wal.c. Fix the ANALYZE command so that it resets the "unordered" and "noskipscan" flags on indices when reloading the sqlite_stat1 table. (check-in: 9ed97a85fe user: drh tags: trunk) | |
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2014-11-18
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| 21:54 | Adding the "noskipscan" token to an sqlite_stat1.stat field prevents an index for being used with the skip-scan algorithm. (check-in: 4461bf045d user: drh tags: trunk) | |
| 21:45 | Allow an automatic index to be used if the only uses of declared indexes for the same loop use the skip-scan algorithm. (check-in: c52f7971e9 user: drh tags: trunk) | |
| 21:27 | Merge recent trunk enhancements. (check-in: ccb601f6df user: drh tags: apple-osx) | |
| 21:20 | Merge recent trunk enhancements, including the read-after-ROLLBACK change and the addition of sqlite3_stmt_scanstatus() support, as well as various minor bug fixes. (check-in: f09055f3c4 user: drh tags: sessions) | |
| 20:57 | Version 3.8.7.2. (check-in: 2ab564bf96 user: drh tags: release, version-3.8.7.2, branch-3.8.7) | |
| 20:49 | Merge in all the other ROLLBACK fixes from the branch-3.8.7 branch. I don't know why I was doing them one-by-one. (check-in: 296b0c7397 user: drh tags: trunk) | |
| 20:22 | Fix a bug in the sqlite3TripAllCursors() routine that prevents it from reporting errors. It is unknown at this time whether or not this omission can result in any incorrect result in an actual query. (check-in: 2896f2640a user: drh tags: trunk) | |
| 20:16 | Update a couple of test cases to account for the fact that ROLLBACK does not always abort all running SELECT statements. (check-in: abccda769a user: drh tags: trunk) | |
| 12:28 | Increment the version number to 3.8.7.2 (check-in: 945a9e687f user: drh tags: branch-3.8.7) | |
| 02:44 | Add an ALWAYS() to an always-true conditional in the WAL rollback logic. (check-in: c5eae8a60d user: drh tags: branch-3.8.7) | |
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2014-11-17
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| 20:33 | Remove code from sqlite3BtreeKeySize() made unreachable by the previous check-in. (check-in: 57c4aa988c user: drh tags: branch-3.8.7) | |
| 19:44 | Avoid calling sqlite3BtreeKeysize() on a b-tree cursor in SKIPNEXT or SKIPPREV state. Cherrypick of [54e7d3fcb1]. (check-in: 2f2ecb9948 user: dan tags: branch-3.8.7) | |
| 19:42 | Avoid calling sqlite3BtreeKeysize() on a b-tree cursor in SKIPNEXT or SKIPPREV state. (check-in: 54e7d3fcb1 user: dan tags: trunk) | |
| 19:25 | Improved comments on the BtCursor.skipNext field. No changes to code. (check-in: e956e7db05 user: drh tags: branch-3.8.7) | |
| 18:35 | Add tests for WITHOUT ROWID tables with composite primary keys. (check-in: 712d413d29 user: dan tags: ota-update) | |
| 17:57 | Changes so that sqlite3_ckpt_open() works with zipvfs databases. (check-in: acbed3380d user: dan tags: ota-update) | |
| 17:13 | When a SELECT statement is terminated by a ROLLBACK TO operation, make the error message be "abort due to ROLLBACK" rather than "callback requested query abort". (check-in: 34fc4a082c user: drh tags: branch-3.8.7) | |
| 15:32 | Fix a bug in the sqlite3TripAllCursors() routine that prevents it from reporting errors. It is unknown at this time whether or not this omission can result in any incorrect result in an actual query. (check-in: 42588207ff user: drh tags: branch-3.8.7) | |
| 15:22 | Update a couple of test cases to account for the fact that ROLLBACK does not always abort all running SELECT statements. (check-in: eba171e980 user: dan tags: branch-3.8.7) | |
| 15:07 | Fix a problem with the parameters to an OP_Affinity in one of the VM programs generated by sqlite3_index_writer() that was causing an OOB read. (check-in: 447b33b34a user: dan tags: ota-update) | |
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2014-11-15
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| 20:07 | Fix the customization interfaces so that they match the documentation. (check-in: fba0b5fc7e user: dan tags: fts5) | |
| 19:08 | Adding the "noskipscan" token to an sqlite_stat1.stat field prevents an index for being used with the skip-scan algorithm. (Closed-Leaf check-in: 00fe095057 user: drh tags: noskipscan-token) | |
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2014-11-14
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| 19:34 | Consider using an automatic-index for a scan even if there exists a possible skip-scan that uses one or more "=" operators. (Closed-Leaf check-in: 93642a65ef user: dan tags: experimental-autoindex-fix) | |
| 15:42 | Do not automatically remove the DISTINCT keyword from "a IN (SELECT DISTINCT ...)" expressions. Fix for [db87229497]. (check-in: 98457a57d6 user: drh tags: branch-3.8.7) | |
| 15:28 | Do not automatically remove the DISTINCT keyword from "a IN (SELECT DISTINCT ...)" expressions. Fix for [db87229497]. (check-in: 55e453aadb user: dan tags: trunk) | |
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2014-11-13
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| 14:30 | Modify the documentation for sqlite3_backup_init() to indicate that it will fail if there is already a read or read-write transaction open on the destination database. (check-in: ef03a20335 user: dan tags: trunk) | |
| 14:18 | Have calls to sqlite3_backup_init() fail if there is already a read or read-write transaction open on the destination database. (check-in: 169b550549 user: dan tags: trunk) | |
| 13:42 | When a transaction or savepoint rollback occurs, save the positions of all open read-cursors so that they can be restored following the rollback operation. Cherry-pick of check-in [dd03a2802f3f27] (check-in: 402780a9c8 user: drh tags: branch-3.8.7) | |
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2014-11-12
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| 17:45 | Add further tests for rollback operations in the presence of ongoing selects. (check-in: eaf3aae014 user: dan tags: trunk) | |
| 14:56 | When a transaction or savepoint rollback occurs, save the positions of all open read-cursors so that they can be restored following the rollback operation. (check-in: dd03a2802f user: dan tags: trunk) | |
| 14:12 | Fix the %c format character in sqlite3VXPrintf() so that it correctly handles precisions larger than 70. (check-in: 839a6df9f9 user: drh tags: branch-3.8.7) | |
| 14:07 | Make sure that NULL results from OP_Column are fully and completely NULL and do not have the MEM_Ephem bit set. Fix for ticket [094d39a4c95ee4]. (check-in: e1017745e1 user: drh tags: branch-3.8.7) | |
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2014-11-11
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| 22:55 | Enhance ROLLBACK so that pending queries are allowed to continue as long as the schema does not change. This is a cherry-pick of check-in [b5df5ac052]. (check-in: d4b2d5d066 user: drh tags: branch-3.8.7) | |
| 19:07 | Remove some calls to the 'breakpoint' test command. (check-in: 1412fcc480 user: mistachkin tags: trunk) | |
| 16:11 | Add tests for sqlite3_blob_bytes(). (check-in: a066a3832a user: dan tags: trunk) | |
| 14:59 | Permit read operations to continue after a ROLLBACK as long as the schema does not change. (check-in: b5df5ac052 user: drh tags: trunk) | |
| 12:20 | Add new test file e_blobclose.test, containing tests for sqlite3_blob_close(). (check-in: 5a1eac2419 user: dan tags: trunk) | |
| 01:33 | Experimental changes that permit read operations to continue after a ROLLBACK, as long as the schema is unchanged. (Closed-Leaf check-in: fa6e6a9ae2 user: drh tags: read-after-rollback) | |
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2014-11-10
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| 19:16 | New test cases for deleting content out from under a SELECT statement. (check-in: 8289c3e9b4 user: drh tags: trunk) | |
| 17:53 | Add test file e_blobwrite.test, containing tests for the sqlite3_blob_write() interface. (check-in: 1df77e5f1b user: dan tags: trunk) | |
| 16:49 | Add the eval() SQL function extension in ext/misc/eval.c. (check-in: 27cf665b95 user: drh tags: trunk) | |
| 14:42 | Shorten over-length source code lines in shell.c. (check-in: 7f3819f642 user: drh tags: trunk) | |
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2014-11-07
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| 14:41 | Add new test file e_blobopen.test, containing tests for sqlite3_blob_open(). (check-in: ecbccd0e59 user: dan tags: trunk) | |
| 14:37 | Fix another harmless comment typo. (check-in: b45bc80bb1 user: drh tags: trunk) | |
| 13:52 | In the ".scanstats on" output from the shell, round the estRows value to the nearest integer, rather than rounding toward zero. (check-in: 5700508535 user: drh tags: trunk) | |
| 13:24 | Fix harmless typos in comments. (check-in: 94c564da4c user: drh tags: trunk) | |
| 11:39 | Fix typo in sqlite3.h reported on the mailing list. (check-in: 402703212a user: drh tags: trunk) | |
| 01:43 | Update documentation on sqlite3_config() and add corresponding evidence marks. (check-in: 360c8ca11c user: drh tags: trunk) | |
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2014-11-06
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| 14:43 | Added SQLITE_SCANSTAT_SELECTID. Change the value returned by SQLITE_SCANSTAT_EST from sqlite3_int64 to double. Enhanced the formatting and display of scan statistics using the ".scanstats on" command in the shell. (check-in: 20c7614add user: drh tags: trunk) | |
| 12:46 | Further improvements to the ".scanstats on" display in the shell. Be sure to show the results of all subqueries even if there are gaps in the SELECTID values. Add ".scanstats" to the ".help" output. (Closed-Leaf check-in: ee922682bb user: drh tags: scanstatus) | |
| 12:17 | On the ".scanstats on" output in the shell, initialize the estimated count for the first loop of each subquery to the actual loop count. (check-in: d1c51c8455 user: drh tags: scanstatus) | |
| 12:08 | Changes the formatting of ".scanstats on" in the shell so that the stats for subqueries are grouped together and occur after the main query. (check-in: eacbbd8849 user: drh tags: scanstatus) | |
| 04:42 | Add the SQLITE_SCANSTAT_SELECTID metric. Use it to improve the ".stmtscan on" output in the shell. (check-in: 64ad5761a8 user: drh tags: scanstatus) | |
| 03:55 | Change the SQLITE_SCANSTAT_EST parameter so that it returns a double for the estimated number of output rows per loop, rather than a 64-bit integer. Revise the output format for the ".scanstats on" in the shell to make use of this new capability. (check-in: f968400066 user: drh tags: scanstatus) | |
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2014-11-05
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| 21:34 | Fixes to the Windows VFS to allow memory mapped files to work without WAL support. (check-in: 272fddc14c user: drh tags: trunk) | |
| 21:21 | Fix harmless compiler warnings in the new balance_nonroot() routine. (check-in: 83a1e5db92 user: drh tags: trunk) | |
| 19:26 | Change the query planner to do a better job of estimating the number rows selected by a BETWEEN operator using STAT4 when both upper and lower bounds are contained within the same sample. (check-in: 2d36be5d9a user: drh tags: trunk) | |
| 15:57 | Make sure that NULL results from OP_Column are fully and completely NULL and do not have the MEM_Ephem bit set. Fix for ticket [094d39a4c95ee4]. (check-in: 42705fd7d8 user: drh tags: trunk) | |
| 14:19 | Add a test case to check that the previous commit is effective. (check-in: 948d6e5d07 user: dan tags: trunk) | |
| 13:13 | Enhance whereLoopCheaperProperSubset(X,Y) so that it does not report true if X uses skip-scan less than Y, since in that case X might deserve to be cheaper even if it is a proper subset. (check-in: c106b75536 user: drh tags: trunk) | |
| 09:07 | Add the ".scanstats on" command to the shell tool. Executing this command causes the shell tool to print values from sqlite3_stmt_scanstatus() after each query is run. (check-in: 7974c0ed10 user: dan tags: trunk) | |
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2014-11-04
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| 21:38 | Improved output formatting for the showstat4 tool. (check-in: 7df82c46da user: drh tags: trunk) | |
| 19:52 | Skip tests that require WAL mode when it is not enabled. (Closed-Leaf check-in: 6fc4ead26d user: mistachkin tags: winMmapNoWal) | |
| 19:37 | For the Win32 VFS, allow memory mapped files to work when compiled without WAL support. (check-in: 1fc7e2f3d3 user: mistachkin tags: winMmapNoWal) | |
| 17:23 | Add various requirements evidence marks for sqlite3_config() options. (check-in: d423349d2c user: drh tags: trunk) | |
| 14:22 | Change the definition of SQLITE_CONFIG_SCRATCH so that at most one scratch buffer is used per thread. Use the generic heap memory allocator for the WalIterator object when running a checkpoint. (check-in: 391c9b85ab user: drh tags: trunk) | |
| 13:41 | Improved documentation and addition of source-code evidence marks for the sqlite3_config() interface. (check-in: 681031a436 user: drh tags: trunk) | |
| 12:11 | Add the SQLITE_CONFIG_PCACHE_HDRSZ option for sqlite3_config(). (check-in: 6eb03e62a3 user: drh tags: trunk) | |
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2014-11-03
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| 18:03 | Updates to the sqlite3_stmt_scanstatus() documentation. No changes to code. (check-in: d97c324eb1 user: drh tags: trunk) | |
| 16:56 | Add the experimental sqlite3_stmt_scanstatus() API. For comparing the number of rows actually visited by a loop with the estimate used by the query planner. (check-in: ab3b0fc576 user: dan tags: trunk) | |
| 16:39 | Fix a typo preventing this from building with SQLITE_ENABLE_STMT_SCANSTATUS defined. (Closed-Leaf check-in: 4c5714ab3d user: dan tags: scanstatus) | |
| 16:35 | Refactor the interface to make it more easily extensible. (check-in: 7955342da4 user: drh tags: scanstatus) | |
| 15:33 | Add further tests. Fixes so that compilation without ENABLE_STMT_SCANSTATUS works. (check-in: a2303c7192 user: dan tags: scanstatus) | |
| 14:46 | Use exponential buffer size growth in StrAccum, as long as the size does not grow to large, to avoid excess memory allocation resize operations. Also, document the fact that setting scratch memory causes SQLite to try to avoid large memory allocations. (check-in: a518bc3318 user: drh tags: trunk) | |
| 13:24 | When enlarging the size of a StrAccum object, use sqlite3DbMallocSize() to record the entire size of the allocation, not just the requested size. (check-in: 3dda3c9374 user: drh tags: trunk) | |
| 11:25 | Remove unused variable from struct WhereInfo. Add some explanatory comments to new code. (check-in: f5313e0c68 user: dan tags: scanstatus) | |
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2014-11-01
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| 21:00 | Minor performance enhancements to SQLITE_ENABLE_STMT_SCANSTATUS code. (check-in: f13d6ba8a7 user: dan tags: scanstatus) | |
| 20:38 | If SQLITE_ENABLE_STMT_SCANSTATUS is defined, record the number of times each VDBE opcode is executed. Derive the values returned by sqlite3_stmt_scanstatus() from these records on demand. (check-in: 9ea37422a8 user: dan tags: scanstatus) | |
| 18:32 | Add requirements marks and make minor tweaks to documentation. (check-in: 49188b2bb5 user: drh tags: trunk) | |
| 18:08 | Minor fixes and documentation improvements for sqlite3_stmt_scanstatus(). (check-in: 8d8cc9608d user: dan tags: scanstatus) | |
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2014-10-31
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| 20:11 | Add the experimental sqlite3_stmt_scanstatus() API. (check-in: 6a9bab34ae user: dan tags: scanstatus) | |
| 15:20 | Merge all recent trunk enhancements into the apple-osx branch. (check-in: fef8430f12 user: drh tags: apple-osx) | |
| 14:53 | Merge recent trunk enhancements, and in particular the improvements to the b-tree balancing logic, into the sessions branch. (check-in: 28b044a512 user: drh tags: sessions) | |
| 14:46 | Change the command-line shell man-page to use the ".tr" troff directive instead of ".cc" for escaping the initial "." characters in the ".help" output. (check-in: 67f0d469da user: drh tags: trunk) | |
| 14:26 | Simplify the logic in the cell redistribution loop of balance_nonroot(). Enhance and clarify comments and add assert() statements for additional verification of correctness. (check-in: a07078b600 user: drh tags: trunk) | |
| 12:22 | Simplify the math slightly, and reduce by one the number of loop iterations, for the loop in balance_nonroot() that moves cells between pages. (check-in: 2e838db82e user: drh tags: trunk) | |
| 10:31 | Add the "varint.c" utility program in the tool directory. (check-in: ea5d56be5f user: drh tags: trunk) | |
| 02:51 | Remove an unnecessary branch from balance_nonroot(). (check-in: 9fc7c88e3f user: drh tags: trunk) | |
| 00:05 | In the balance_nonroot() routine, protect the values in aPgno[] array from change during the page sort, so that aPgno[] can be used to avoid unnecessary pointer-map updates for auto_vacuum databases. (check-in: 69c3924fe8 user: drh tags: trunk) | |
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2014-10-30
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| 23:14 | Improvements to the wording of some comments. Reinstate an assert() that is only true for non-corrupt database files by adding an "|| CORRUPT_DB" term. (check-in: 67adb44838 user: drh tags: trunk) | |
| 20:48 | Tweaks to comments in btree.c. Minor code changes to enhance testability. (check-in: c7d9aa3a1c user: drh tags: trunk) | |
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2014-10-29
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| 18:20 | Fix the %c format character in sqlite3VXPrintf() so that it correctly handles precisions larger than 70. (check-in: 08a27440f1 user: drh tags: trunk) | |
| 13:59 | Version 3.8.7.1 (check-in: 3b7b72c468 user: drh tags: release, version-3.8.7.1, branch-3.8.7) | |
| 01:27 | Increase the version number to 3.8.7.1 (check-in: 83afe23e55 user: drh tags: branch-3.8.7) | |
| 01:26 | Fix problems with running UPDATE and DELETE against a VIEW and referencing the rowid in the WHERE clause. This is a cherrypick of [95f8ebdbf87326f2] and [8523670d50004f3]. (check-in: cc33e846c8 user: drh tags: branch-3.8.7) | |
| 01:18 | Disable the use of strchrnul() unless specifically enabled by compile-time options. Cherrypick of check-in [e580470db77d6da9] (check-in: 837368adfe user: drh tags: branch-3.8.7) | |
| 01:13 | In the OP_Column opcode, when extracting a field that is past the end of a short record (because the row was originally inserted prior to ALTER TABLE ADD COLUMN) then make sure the output register is fully NULL and does not contain leftover flags (such as MEM_Ephem) from its previous use. Fix for ticket [43107840f1c02]. This is a cherrypick of check-in [24780f8ddc1683fc]. (check-in: 304ea6ba6f user: drh tags: branch-3.8.7) | |
| 01:07 | Call fsync() right after ftruncate() when in journal_mode=TRUNCATE and when synchronous=FULL in order to ensure that transactions are durable across a power loss that happens moments after the commit. Proposed fix for https://bugzilla.mozilla.org/show_bug.cgi?id=1072773. This is a cherrypick of [3e922208b68563489]. (check-in: a8f9bd1e89 user: drh tags: branch-3.8.7) | |
| 00:58 | In the OP_Column opcode, when extracting a field that is past the end of a short record (because the row was originally inserted prior to ALTER TABLE ADD COLUMN) then make sure the output register is fully NULL and does not contain leftover flags (such as MEM_Ephem) from its previous use. Fix for ticket [43107840f1c02]. (check-in: 24780f8ddc user: drh tags: trunk) | |
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2014-10-28
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| 20:49 | Add new test file e_totalchanges.test, containing tests of the sqlite3_total_changes() interface. (check-in: f84af4adcc user: dan tags: trunk) | |
| 20:35 | Update the documentation on the sqlite3_randomness() interface to conform to enhancements associated with the SQLITE_ENABLE_API_ARMOR change. (check-in: 96e9917c35 user: drh tags: trunk) | |
| 18:24 | Modify the documentation for sqlite3_changes() to make it more testable. Add tests and minor fixes for the same. (check-in: 41cdd0c422 user: dan tags: trunk) | |
| 16:50 | Fix a crash that could occur if the WHERE clause of an UPDATE statement on a view that does not feature a column named "rowid" contains a term such as "rowid=?". (check-in: 8523670d50 user: dan tags: trunk) | |
| 16:19 | Fix a faulty assert() in the DELETE code generator. (check-in: 95f8ebdbf8 user: drh tags: trunk) | |
| 15:58 | Trivial simplification to the automatic index logic. (check-in: 23073a0539 user: drh tags: trunk) | |
| 12:35 | Bump the version number to 3.8.8 (check-in: 1a7e711ed1 user: drh tags: trunk) | |
| 00:56 | Correct the documentation on the maximum size of a scratch allocation. (check-in: 30f86eb3f9 user: drh tags: trunk) | |
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2014-10-27
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| 22:06 | Add special handling for static mutexes in sqlite3_mutex_alloc() when automatic calls to sqlite3_initialize() are enabled. (check-in: 7857d27caa user: mistachkin tags: trunk) | |
| 20:14 | Remove a small amount of unnecessary #ifdeffery from random.c. (check-in: 2b9340c868 user: drh tags: trunk) | |
| 19:58 | Fix compilation issue with MSVC due to a misplaced variable declaration. (check-in: 9588b345d0 user: mistachkin tags: trunk) | |
| 19:42 | Fix harmless compiler warning in an assert statement. (check-in: d33a1ff3aa user: mistachkin tags: trunk) | |
| 19:39 | Fix a typo in the macro name of an #ifdef (check-in: 9646a136e6 user: drh tags: trunk) | |
| 18:42 | Merge latest enhancements, including the SQLITE_ENABLE_API_ARMOR patch, from trunk. (check-in: 10aaf3b148 user: drh tags: apple-osx) | |
| 18:34 | Add the SQLITE_ENABLE_API_ARMOR compile-time option for extra API parameter validation. Enhance sqlite3_stricmp(), sqlite3_strnicmp(), and sqlite3_uri_parameter() for improved NULL parameter handling. (check-in: ffb9d8144b user: drh tags: trunk) | |
| 18:21 | Fix an unused variable in btree.c:allocateSpace(). (check-in: 637246165a user: drh tags: trunk) | |
| 14:26 | Optimizations aimed at reducing the number of memcpy() operations required by balance_nonroot(). (check-in: face33bea1 user: dan tags: trunk) | |
| 11:25 | Add test file e_wal.test. (check-in: fc6920b548 user: dan tags: trunk) | |
| 08:02 | If a free-slot is found within a page, but using that free-slot would fragment the page further and there are already at least 60 fragmented bytes, degragment the page. This matches the behaviour of the trunk. (Closed-Leaf check-in: 1f80f8c136 user: dan tags: defrag-opt) | |
| 07:01 | Merge trunk with this branch. (check-in: a13df3013b user: dan tags: defrag-opt) | |
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2014-10-25
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| 20:36 | Further modifications to new code to better handle corrupt databases. (check-in: 1a8cf0a043 user: dan tags: defrag-opt) | |
| 13:42 | Increase the resolution of the second parameter to the likelihood() SQL function (the probability value) so that it can handle probabilities as small as 0.00000001. Formerly, it ran out of precision at 0.001. (check-in: 0f08924fe0 user: drh tags: trunk) | |
| 12:28 | Do not use virtual (and hence redundant) WHERE-clause terms to restrict the content of a automatic partial index. Show when an automatic partial index is used in the EXPLAIN QUERY PLAN output. (check-in: b9ad601eab user: drh tags: trunk) | |
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2014-10-24
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| 20:57 | Ensure that the "Any prior cache entry associated with newKey is guaranteed not to be pinned" guarantee made to xRekey implementations is not violated. (check-in: ecc3544e71 user: dan tags: defrag-opt) | |
| 19:28 | Enhance the automatic index logic so that it creates a partial index when doing so gives the same answer for less work. UPDATE: This change introduced a bug described by ticket [2326c258d02ead33]. (check-in: d95d0313c4 user: drh tags: trunk) | |
| 18:43 | Fix some issues in the new code on this branch related to the handling of corrupt databases. (check-in: 19736dd9fb user: dan tags: defrag-opt) | |
| 16:40 | Fix some minor formatting and code organization issues. (check-in: eab8706dc4 user: dan tags: defrag-opt) | |
| 15:26 | Honor a high likelihood() on range constraints. (check-in: 401235edf4 user: drh tags: trunk) | |
| 14:32 | Get the likelihood() functions working on operators like BETWEEN that create virtual terms in the WHERE-clause analysis. (check-in: 03d0498d0f user: drh tags: trunk) | |
| 12:37 | Fix two problems. Tests now passing. (Closed-Leaf check-in: 1c220b806d user: drh tags: api-armor) | |
| 00:35 | Add the SQLITE_ENABLE_API_ARMOR compile-time option. This is a work in progress and is not yet completely functional. (check-in: c297a84bc6 user: drh tags: api-armor) | |
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2014-10-23
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| 17:26 | Add debugging code to count the number of iterations of each loop made as part of statement execution. (Leaf check-in: c6a5b67ae1 user: dan tags: debug-loopcounters) | |
| 01:01 | Implement sqlite3_create_collation() by invoking sqlite3_create_collation_v2() with a NULL destructor argument. This saves a little space. (check-in: 9762ad0639 user: drh tags: trunk) | |
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2014-10-22
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| 20:07 | Disable the use of strchrnul() unless specifically enabled by compile-time options. (check-in: e580470db7 user: drh tags: trunk) | |
| 19:57 | Change the 0x800 bit of SQLITE_TESTCTRL_OPTIMIZATIONS so that it disables the loading of STAT3 and STAT4 content, not just the using of that content. Change the internal name of that bit to SQLITE_Stat34. (check-in: ca3b00c44e user: drh tags: trunk) | |
| 18:42 | Merge latest trunk with this branch. (check-in: 854a54c6c2 user: dan tags: defrag-opt) | |
| 16:25 | The _beginthreadex() / _endthreadex() functions should only be used when compiling with MSVC. (Closed-Leaf check-in: 1a5a5da331 user: mistachkin tags: msvcThreads) | |
| 15:33 | Add tests to check error handling in OTA. (check-in: ec7321ae48 user: dan tags: ota-update) | |
| 15:27 | Take steps to avoid misestimating range query costs based on STAT4 data due to the roundoff error of converting from integers to LogEst and back to integers. (check-in: 3c933bf95f user: drh tags: trunk) | |
| 14:22 | Version 3.8.6.1 (check-in: 1581c30c38 user: drh tags: release, version-3.8.6.1, branch-3.8.6) | |
| 11:30 | Sync the database file in sqlite3_ckpt_close(), even if the checkpoint has not finished. (check-in: e2729d623c user: dan tags: ota-update) | |
| 03:00 | Update the version number to 3.8.6.1 (check-in: cad7f8d697 user: drh tags: branch-3.8.6) | |
| 02:43 | Call fsync() right after ftruncate() when in journal_mode=TRUNCATE and when synchronous=FULL in order to ensure that transactions are durable across a power loss that happens moments after the commit. Proposed fix for https://bugzilla.mozilla.org/show_bug.cgi?id=1072773. This is a cherry-pick of [3e922208b68563] (check-in: 674848070e user: drh tags: branch-3.8.6) | |
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2014-10-21
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| 21:56 | Call fsync() right after ftruncate() when in journal_mode=TRUNCATE and when synchronous=FULL in order to ensure that transactions are durable across a power loss that happens moments after the commit. Proposed fix for https://bugzilla.mozilla.org/show_bug.cgi?id=1072773. (check-in: 3e922208b6 user: drh tags: trunk) | |
| 19:35 | Test that sqlite3ota_open() works with URI paths. Fix some other issues. (check-in: 6fd09854fe user: dan tags: ota-update) | |
| 18:16 | Further tuning of the cost estimates for skip-scan loops, especially for cases when skip-scan loops are in competition with regular loops. (check-in: a27861c28c user: drh tags: trunk) | |
| 18:09 | Add tests for another application writing the database while an ota update is ongoing. (check-in: 2402baa002 user: dan tags: ota-update) | |
| 16:01 | Add WHERETRACE debugging output to the whereLoopAdjustCost() routine. (check-in: ec1e942f08 user: drh tags: trunk) | |
| 01:05 | If a skip-scan is a proper subset of some other scan, then adjust the cost of the skip-scan upward so that it is more costly than the other scan. Such a cost imbalance can arise under STAT4 because of difficulties in getting an accurate estimate for skip-scans. (check-in: f4b22a2620 user: drh tags: trunk) | |
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2014-10-20
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| 16:34 | Merge version-3.8.7 changes with this branch. (check-in: d380a6482a user: dan tags: ota-update) | |
| 16:24 | Have the ota extension perform an incremental checkpoint after generating the wal file. (check-in: 0bf1301aac user: dan tags: ota-update) | |
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2014-10-17
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| 21:35 | Fix a (probably harmless) bug in the CSV output mode of the command-line shell. (check-in: 19fe4a0a47 user: drh tags: trunk) | |
| 12:11 | Merge the 3.8.7 changes into the apple-osx branch. (check-in: aa7bbed10b user: drh tags: apple-osx) | |
| 11:53 | Merge all version 3.8.7 updates from trunk. (check-in: f4de9e07be user: drh tags: sessions) | |
| 11:24 | Version 3.8.7 (check-in: e4ab094f8a user: drh tags: trunk, release, version-3.8.7) | |
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2014-10-16
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| 21:39 | Work around MSVC not being able to deduce that a local variable was initialized in a called function. (check-in: 06c576c152 user: mistachkin tags: trunk) | |
| 18:34 | Changes to work around Win32 and MSVCRT APIs that are not present on Windows CE 200x. (check-in: 1418c006e3 user: mistachkin tags: trunk) | |
| 11:45 | Update the vdbe-compress.tcl script to account for expressions of the form (123>var), where "var" should be replaced with a reference to a union member. (check-in: 640345d880 user: dan tags: trunk) | |
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2014-10-15
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| 20:02 | Fix a problem causing sqlite3changeset_concat() to fail to detect attempts to concatenate patchsets which changesets. (check-in: 236704a9d1 user: dan tags: sessions) | |
| 19:37 | Merge latest trunk changes with this branch. (check-in: 1b2824f1d1 user: dan tags: sessions) | |
| 15:28 | Update releasetest.tcl so that x86-64 runs a superset of the x86 tests. (check-in: 3c1e70f4d5 user: dan tags: trunk) | |
| 14:45 | Fix a problem causing lock5.test to fail in mmap-mode. (check-in: b3e7b446bd user: dan tags: trunk) | |
| 11:55 | Add a four-byte prefix to the BtShared.pTmpSpace buffer to avoid reading before the beginning of an allocation. (check-in: 9386bfca12 user: drh tags: trunk) | |
| 11:31 | Rearrange an expression in vdbemem.c to avoid a (harmless) reference to a possibly unitialized variable. (check-in: 4a7b3fa049 user: dan tags: trunk) | |
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2014-10-14
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| 20:25 | Make sure new sqlite3_vtab objects created by the xCreate() virtual table method are initialized by the system, in accordance with the documentation. (check-in: eab8233063 user: drh tags: trunk) | |
| 17:27 | Fix some code duplication issues on this branch. Add minor optimizations to the new code. (check-in: 58d7793bd5 user: dan tags: defrag-opt) | |
| 14:17 | Merge from trunk recent micro-optimizations and the fix for the DESC index GROUP BY ORDER BY bug. (check-in: 880df7568a user: drh tags: apple-osx) | |
| 13:41 | Merge recent trunk micro-optimizations and the DESC index GROUP BY ORDER BY bug fix into the sessions branch. (check-in: 83d4114f2a user: drh tags: sessions) | |
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2014-10-13
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| 23:39 | Optimize a database corruption test inside of the OP_Column opcode. (check-in: 005e5b388a user: drh tags: trunk) | |
| 20:12 | Use the padding word in the Mem object as temporary storage for serial_type value in OP_Record, and thus avoid a redundant computation of the serial_type for each column. (check-in: 4b3b65ee5e user: drh tags: trunk) | |
| 18:09 | Merge trunk changes into this branch. (check-in: d5b7c5a88d user: dan tags: defrag-opt) | |
| 18:03 | Further work on balance_nonroot(). (check-in: 6594f9b420 user: dan tags: defrag-opt) | |
| 17:42 | Three small optimizations to vdbeaux.c. (check-in: 04892f8ba6 user: drh tags: trunk) | |
| 16:02 | Reduce the CPU load imposed by sqlit3VdbeCursorMoveto() by factoring out some of its functions and by avoiding unnecessary calls. (check-in: c2799aece1 user: drh tags: trunk) | |
| 13:00 | Remove the OPFLAG_CLEARCACHE flag from OP_Column. In its place, change the P3 parameter of OP_SorterData to be the index of the pseudo-table cursor whose record header cache is to be cleared. This gives a small size reduction and performance increase. (check-in: 20062f4942 user: drh tags: trunk) | |
| 12:30 | Use OP_SorterColumns in aggregate queries. Remove OPFLAG_CLEARCACHE. (Closed-Leaf check-in: 134e65c07f user: drh tags: OP_SorterColumns) | |
| 01:23 | Add the OP_SorterColumns opcode - an experiment in using a special case opcode to decode the Sorter output rather than the generic OP_Column. This might be faster. And with further work, it could eventually eliminate the need for OP_OpenPseudo. (check-in: b9c695e885 user: drh tags: OP_SorterColumns) | |
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2014-10-12
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| 22:37 | Remove the VdbeCursor.lastRowid cache of the current rowid, since maintaining the correct cache value uses more CPU cycles than just recomputing the rowid on the occasions when it is actually needed. Replace it with the VdbeCursor.aOffset field which used to be computed from VdbeCursor.aType when needed. Saves 100 bytes of code space and runs 0.2% faster. (check-in: 91384a7d72 user: drh tags: trunk) | |
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2014-10-11
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| 23:31 | Performance optimization and very slight size reduction for OP_Column. (check-in: 869c30e45c user: drh tags: trunk) | |
| 20:00 | Attempt to further reduce memcpy() in balance_nonroot(). (check-in: fec849dcca user: dan tags: defrag-opt) | |
| 17:22 | Simplification to the insertCell() routine in btree.c, resulting in a performance boost and a very small size decrease. It turns out that the extra work involved in sometimes avoiding an memcpy() of the first four bytes of a record takes more time than just unconditionally copying those four bytes. (check-in: 66de15580d user: drh tags: trunk) | |
| 10:52 | Require the SQLITE_ENABLE_RTREE compile-time option in speedtest1.c in order to enable the R-Tree tests. (check-in: 5d29a033b0 user: drh tags: trunk) | |
| 02:12 | Make sure that a GROUP BY that also implements an ORDER BY scans the table in the correct order. Fix for ticket [ba7cbfaedc7e6]. (check-in: 7a32fdfd4b user: drh tags: trunk) | |
| 01:22 | Remove an unnecessary conditional from the EXPLAIN QUERY PLAN logic. (check-in: c5dc83ebde user: drh tags: trunk) | |
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2014-10-10
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| 20:52 | Account for the ASC/DESC properties of ORDER BY expressions when using the same index for GROUP BY and ORDER BY. Candidate fix for [ba7cbfaedc]. (Closed-Leaf check-in: 2a9573962b user: dan tags: experimental) | |
| 19:15 | Restrict the scope of the explainIndexRange() function in where.c. (check-in: c301245200 user: drh tags: trunk) | |
| 19:10 | Fix a failing test case in index5.test. Also tweak the way cache memory is divided between read-only and dirty pages when using SQLITE_CONFIG_PAGECACHE to reduce IO in some cases. (check-in: 8541dfb3bb user: dan tags: trunk) | |
| 18:09 | Changes to enable compiling using VC6. (check-in: 9ee5686ab3 user: drh tags: trunk) | |
| 17:47 | When using the -config option to releasetest.tcl, default the testing type to "fulltest" if it is not specified on the command line. (check-in: cf291cbe9f user: drh tags: trunk) | |
| 17:44 | Provide the new "-config CONFIG" option to the test/releasetest.tcl script, which allows one to run a single test configuration selected by name. (check-in: d479e32be2 user: drh tags: trunk) | |
| 17:20 | Add the estimated number of output rows to the EXPLAIN QUERY PLAN output if compiled with SQLITE_EXPLAIN_ESTIMATED_ROWS. This feature is off by default for the time being. (check-in: daa8314fba user: drh tags: trunk) | |
| 15:47 | Simplify the code used to generate the text for EXPLAIN QUERY PLAN. (check-in: beea1efc3a user: drh tags: trunk) | |
| 15:01 | Fix a potential problem in the whereRangeScanEst() routine when STAT4 is active. The problem was introduced by recent enhancements. (check-in: 68e1b4de70 user: drh tags: trunk) | |
| 13:08 | Cause the command-line shell to return non-zero if the final SQL statement is incomplete. (check-in: 177fff3b98 user: drh tags: trunk) | |
| 12:56 | Merge all recent trunk changes. (check-in: abfef25472 user: drh tags: sessions) | |