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479 check-ins using file src/tokenize.c version 78c8085b
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2017-02-17
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| 21:23 | Increase the estimated cost of sorting when sorting wide results sets, to account for the extra storage space and I/O required for the external sort. (Leaf check-in: 38298ef9 user: drh tags: apple-increased-sorting-cost) | |
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2016-12-12
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| 01:30 | Size and performance optimization in btreeInitPage() in the freeblock validation step. (check-in: 57deb1b4 user: drh tags: trunk) | |
| 00:58 | Change the order of comparison for divider cell overflow in balance non-root to avoid a (harmless) reference to an uninitialized variable. (check-in: f9f2e23b user: drh tags: trunk) | |
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2016-12-10
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| 13:12 | Avoid an unnecessary memset() in the sqlite3BtreeInsert() routine. (check-in: 35ecd4eb user: drh tags: trunk) | |
| 12:58 | Reorder the fields in the VdbeCursor object so that those that need to be bulk zeroed on allocation are grouped at the beginning, and the memset() only runs over those fields that really need it. (check-in: 8165f88b user: drh tags: trunk) | |
| 04:06 | Avoid signed integer overflow when dealing with a LIMIT and OFFSET whose sum exceeds the maximum integer value. (check-in: c9bdf7ad user: drh tags: trunk) | |
| 00:14 | In balance_nonroot, try to combine dropCell/insertCell combinations for the dividers into a cell overwrites. This results in a very small (0.05%) performance gain which is probably not worth the added complexity. (Closed-Leaf check-in: 478627c9 user: drh tags: failed-dropCell-opt) | |
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2016-12-09
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| 19:42 | When doing the sqlite3BtreeInsert() overwrite optimization, make sure the memcpy() does not extend off the end of the page. (check-in: 684ef458 user: drh tags: trunk) | |
| 18:09 | Additional comments and an assert on the sqlite3BtreeInsert() overwrite optimization. (check-in: c1f0ae9d user: drh tags: trunk) | |
| 17:32 | In sqlite3BtreeInsert() when replacing a re-existing row, try to overwrite the cell directly rather than deallocate and reallocate the cell. (check-in: 0b86fbca user: drh tags: trunk) | |
| 16:12 | Fix an fts5 bug that could cause a crash following an OOM error or sqlite3_interrupt() interrupt. (check-in: 0ea3ece9 user: dan tags: trunk) | |
| 16:02 | Avoid unnecessary zeroing of fields in the MemPage object that are going to be reinitialized before use anyhow. A smaller and faster binary results. (check-in: 01ada3d1 user: drh tags: trunk) | |
| 00:15 | Fix an obscure problem in range estimation with STAT4. (check-in: 1f16c9a7 user: drh tags: trunk) | |
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2016-12-08
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| 23:52 | Fix the showstat4 utility program so that is displays strings using standard SQL notation (single quotes) rather than C-style notation. (check-in: 92998e4a user: drh tags: trunk) | |
| 19:04 | Fix a minor error in the cg_anno.tcl script causing the cycles-per-file counts to be miscomputed. (check-in: b26df26e user: drh tags: trunk) | |
| 18:36 | Update the tool/cg_anno.tcl script to give a summary of cycle counts by canonical source file name. (check-in: 254a83bf user: drh tags: trunk) | |
| 01:38 | More changes to take advantage of the sqlite3VdbeAppendP4() method. (check-in: 83bc5e40 user: drh tags: trunk) | |
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2016-12-07
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| 21:35 | Add the sqlite3VdbeAppendP4() method for adding P4 content to the most recently coded instruction. (check-in: 28883e8f user: drh tags: trunk) | |
| 20:22 | The use P4_DYNAMIC in place of the P4_MPRINTF operand type. (check-in: 3954f837 user: drh tags: trunk) | |
| 20:09 | Performance optimization for sqlite3VdbeAddOp4(). (check-in: 04716c90 user: drh tags: trunk) | |
| 17:06 | Put the SQLITE_UNTESTABLE compile-time option in the correct order for PRAGMA compile_options. (check-in: 24574a15 user: drh tags: trunk) | |
| 15:49 | Rename the SQLITE_OMIT_BUILTIN_TEST compile-time option to SQLITE_UNTESTABLE. (check-in: f3608187 user: drh tags: trunk) | |
| 15:38 | Prevent the flattening or where-term push-down optimizations from obscuring misuses of SQL row values that can lead to crashes or assert() failures. (check-in: 433d16ff user: dan tags: trunk) | |
| 13:49 | Always honor the sqlite3.dbOptFlags bitmask, regardless of compile-time options. Continuing fix for ticket [da78413751863]. (check-in: afab1663 user: drh tags: trunk) | |
| 07:46 | Merge latest trunk changes into this branch. (Leaf check-in: 391344d8 user: dan tags: changebatch) | |
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2016-12-06
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| 22:47 | Performance improvement and size reduction in the Expr node allocator function sqlite3PExpr(). (check-in: 2a81763e user: drh tags: trunk) | |
| 19:33 | Add missing nul-terminator to a Tcl_AppendResult() call in tclsqlite.c. (check-in: 0820f8b3 user: dan tags: trunk) | |
| 17:59 | In the LEMON parser-generator, fix the stack overflow processing so that it correct invokes the destructor on the top-level of the parse stack. (check-in: e8247065 user: drh tags: trunk) | |
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2016-12-05
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| 20:16 | Fix a harmless redundant local variable declaration in the date/time function logic. (check-in: b4bc40d1 user: drh tags: trunk) | |
| 20:06 | Work around a bug in the definition of "ino_t" on some versions of Android. (check-in: 8df492c1 user: drh tags: trunk) | |
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2016-12-02
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| 19:07 | Simplify the date/time function logic for improved rebustness and also to decrease the size of the binary. (check-in: 6e144735 user: drh tags: trunk) | |
| 17:08 | Extend the valid range of 'unixepoch' dates from JulianDay 0 through 9999-12-31. (check-in: 768c9859 user: drh tags: trunk) | |
| 14:15 | Fix a potential integer overflow during out-of-bound date computations. (Closed-Leaf check-in: 3c58b173 user: drh tags: date-overflow-fix) | |
| 02:19 | Test cases for the improved LIKE/GLOB matcher. (check-in: 0bdb7ae1 user: drh tags: trunk) | |
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2016-12-01
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| 19:58 | Avoid clearing the EP_FromJoin flag from terms in ON clauses when flattening sub-selects. Possible fix for [2df0107b]. (check-in: a427c405 user: dan tags: trunk) | |
| 19:38 | Avoid clearing the EP_FromJoin flag from terms in ON clauses when flattening sub-selects. Possible fix for [2df0107b]. (Closed-Leaf check-in: 8bed4cd5 user: dan tags: left-join-fix) | |
| 18:57 | Performance improvement for GLOB and LIKE matching for patterns with two or more multi-character wildcards ("*" or "%"). (check-in: 2df0ebf9 user: drh tags: trunk) | |
| 18:49 | Faster version of patternCompare() that uses new return values rather than an extra parameter to communicate wildcard information back up to parent searches. (Closed-Leaf check-in: a1e2b6ce user: drh tags: pattern-compare-optimization) | |
| 17:34 | Modify the patternCompare() function (used for GLOB, LIKE) to better handle patterns containing multiple wildcard characters ("*", "%"). (check-in: c5e5614d user: dan tags: pattern-compare-optimization) | |
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2016-11-30
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| 16:54 | Add the remember(V,PTR) extension function which copies an SQL value into an application variable. (check-in: d2d30914 user: drh tags: trunk) | |
| 16:39 | Merge all the latest changes from trunk. (check-in: 7ca58a07 user: drh tags: est_count_pragma) | |
| 14:47 | Fix then handling of the (oversized) integer literal -0x8000000000000000. (check-in: 3816bb41 user: drh tags: trunk) | |
| 05:08 | Change the OP_DecrJumpZero opcode back to its old behavior of always decrementing, except top the decrementing when it reaches the largest negative number. (check-in: 9d0d8c2e user: drh tags: trunk) | |
| 04:07 | More improvements to boundary cases in the date/time functions, flowing out of branch coverage testing. (check-in: 1218005a user: drh tags: trunk) | |
| 01:05 | Prevent a warning about integer overflow when using a very large negative LIMIT. (check-in: 96106d56 user: drh tags: trunk) | |
| 00:48 | Further changes to the date/time functions to suppress harmless signed integer overflow warnings that could have occurred when doing out-of-range date calculations which, according to the docs, give undefined results. (check-in: dc453b34 user: drh tags: trunk) | |
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2016-11-29
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| 20:39 | The documentation says that the built-in date-time functions give undefined results for dates before 0000-01-01 and after 9999-12-31. Change the actually implementation so that the answer given is really NULL. This also avoids unnecessary hand-wringing over an signed integer overflow that might otherwise occur when processing out-of-bound dates. (check-in: d410a839 user: drh tags: trunk) | |
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2016-11-28
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| 21:22 | Fix broken hyperlinks to the sqlite3_snapshot objection definition in the documentation. No changes to code. (check-in: 9021f687 user: drh tags: trunk) | |
| 19:13 | Version 3.15.2 (Leaf check-in: bbd85d23 user: drh tags: release, version-3.15.2, branch-3.15) | |
| 14:52 | Simplify some code in fts5_expr.c. Add some extra test cases for the same. (check-in: 7cc2d60d user: dan tags: trunk) | |
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2016-11-26
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| 20:44 | Merge all recent trunk changes, and especially the new sqlite3_snapshot_recover() interface. (check-in: 41a3af54 user: drh tags: apple-osx) | |
| 20:12 | Update test case for opening SHM files read/write on a read-only connection so that they are only attempted on Darwin with SQLITE_ENABLE_PRESIST_WAL. (check-in: d6a7bf80 user: drh tags: apple-osx) | |
| 19:44 | Add the sqlite3_snapshot_recover() interface and related functionality. (check-in: b70c85ce user: drh tags: trunk) | |
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2016-11-25
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| 20:20 | Clarification of the behavior of sqlite3_stmt_readonly() on BEGIN IMMEDIATE statements. The is comment changes only - no changes to code. (check-in: a4205a83 user: drh tags: trunk) | |
| 19:32 | Remove the OP_RowKey opcode. Use OP_RowData in its place. (check-in: 6ac7b07a user: drh tags: trunk) | |
| 19:18 | Refactor the sqlite3BtreeKey() and sqlite3BtreeData() internal interfaces into sqlite3BtreePayload() and sqlite3BtreePayloadChecked(), respectively. This is a continuation of the optimization started by check-in [2d831074cf]. The result is a slightly smaller and faster binary. (check-in: 49ebc219 user: drh tags: trunk) | |
| 17:03 | Small performance increase and size reduction in the OP_Column opcode. (check-in: a9498407 user: drh tags: trunk) | |
| 15:47 | Performance enhancement to sqlite3_snprintf(). (check-in: c53dca7f user: drh tags: trunk) | |
| 15:11 | Performance improvement in sqlite3StrAccumFinish() for the common case where no memory allocation is required. (check-in: b6acf5d4 user: drh tags: trunk) | |
| 14:30 | Add a comment to help clarify the EP_FromJoin hack in exprCodeBetween(). (check-in: 6df7c574 user: drh tags: trunk) | |
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2016-11-24
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| 13:42 | Fix a test case in vacuum5.test so that it works with the in-memory journal permutation. Cherrypick of [81c86401]. (check-in: e31d646a user: dan tags: branch-3.15) | |
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2016-11-23
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| 23:18 | Fix the error message for invalid ".mode" arguments in the command-line shell, so that it mentions the new "quote" mode. (check-in: 9a603a18 user: drh tags: trunk) | |
| 21:33 | Updates makefiles and build scripts on windows to used Tcl 8.6. (check-in: f693850a user: drh tags: branch-3.15) | |
| 21:14 | Update the version number to 3.15.2. (check-in: 86dc74cb user: drh tags: branch-3.15) | |
| 21:13 | Code constant vector components outside of any loops in CASE and BETWEEN expressions. Fix for [1a684656]. (check-in: 4c6efe60 user: drh tags: branch-3.15) | |
| 21:08 | Prevent a possible use-after-free bug in the query optimizer. (check-in: 661b4506 user: drh tags: branch-3.15) | |
| 21:01 | Disable the query flattener optimization for SELECT statements that are on the RHS of vector IN operators. This is a hack that fixes the bug described in ticket [da7841375186386c]. A better solution that does not disable the query flattener is needed, but this will server for the time being. (check-in: 27438fb4 user: drh tags: branch-3.15) | |
| 20:44 | Fix a potential use-after-free error during parsing of malformed CREATE TABLE statement. (check-in: 0f956597 user: drh tags: branch-3.15) | |
| 20:37 | Fix an fts5 problem causing a crash in phrase queries where the first token of the phrase matches one or more rows but some other token within the phrase matches zero. (check-in: 4efd331e user: drh tags: branch-3.15) | |
| 20:31 | Fix OOM error reporting in the json1_group_object() SQL function. Remove an unreachable branch from the JSON1 logic. (check-in: 6492e57e user: drh tags: branch-3.15) | |
| 20:24 | Fix the JSON1 extension so that the JSON validator correctly rejects malformed backslash escapes within string literals. (check-in: 7c466283 user: drh tags: branch-3.15) | |
| 20:19 | Avoid a crash that can occur after an obscure OOM in the built-in INSTR() function. (check-in: 8a55b8e1 user: drh tags: branch-3.15) | |
| 20:12 | Mark the ICU extension functions as deterministic. (check-in: 8fd2fcce user: drh tags: branch-3.15) | |
| 19:43 | Handle some obscure "row value misused" cases that could cause segfaults or assertion failures. (check-in: 794763fd user: drh tags: branch-3.15) | |
| 19:40 | Take care not to try to generate code for the ATTACH and DETACH commands if there were syntax errors during parsing. Fix for ticket [2f1b168ab4d4844] (check-in: f8cf7ff1 user: drh tags: branch-3.15) | |
| 19:31 | Code constant vector components outside of any loops in CASE and BETWEEN expressions. Fix for [1a684656]. (check-in: c08aff13 user: dan tags: trunk) | |
| 14:19 | Correctly display the names of SQL functions in the VDBE_PROFILE output. (check-in: 161192f1 user: drh tags: trunk) | |
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2016-11-22
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| 22:23 | Merge bug fixes and enhancements from trunk. (Closed-Leaf check-in: e2c4bdf5 user: drh tags: serializable-snapshot) | |
| 21:11 | Enclose the sqlite3WalSnapshotRecover() routine within (check-in: e7be3183 user: drh tags: serializable-snapshot) | |
| 20:29 | Add a new requirement mark for CAST expressions. (check-in: bee2859b user: drh tags: trunk) | |
| 19:15 | Update requirement marks to reflect changes in wording in the documentation. No changes to code. (check-in: f5ac98ef user: drh tags: trunk) | |
| 01:26 | Remove unnecessary OP_Close opcodes for a size reduction and performance increase. (check-in: 32be7aae user: drh tags: trunk) | |
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2016-11-21
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| 21:33 | Remove unnecessary OP_Close opcodes at the end of INSERT operations, resulting in smaller and faster code. (check-in: abeddb6d user: drh tags: trunk) | |
| 18:15 | Enhance speedtest1.c so that is works on older versions of SQLite, before the introduction of the group_concat() aggregate function. (check-in: 9979ba80 user: drh tags: trunk) | |
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2016-11-20
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| 17:59 | Fix harmless compiler warnings. (check-in: b3b7b42d user: drh tags: trunk) | |
| 12:00 | Prevent a possible use-after-free bug in the query optimizer. (check-in: 0a98c8d7 user: drh tags: trunk) | |
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2016-11-19
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| 18:31 | Remove the requirement to open the wal file before sqlite3_snapshot_recover() is called. Also add some comments to new functions. (check-in: 28393c41 user: dan tags: serializable-snapshot) | |
| 17:30 | Test some extra error conditions in sqlite3_recover_snapshot(). (check-in: db314213 user: dan tags: serializable-snapshot) | |
| 17:20 | Add another fault-injection test for sqlite3_snapshot_recover(). (check-in: 7e040406 user: dan tags: serializable-snapshot) | |
| 16:35 | Fix a problem causing sqlite3_snapshot_recover() to return SQLITE_IOERR_SHORT_READ. (check-in: 525f75fa user: dan tags: serializable-snapshot) | |
| 14:53 | Fix a bug in sqlite3_snapshot_recover() that could cause subsequent read transactions to use out-of-data cache entries. (check-in: 9abeb798 user: dan tags: serializable-snapshot) | |
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2016-11-18
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| 20:49 | Add experimental sqlite3_snapshot_recover() API. (check-in: 174a6076 user: dan tags: serializable-snapshot) | |
| 18:43 | Require that the database handle be in autocommit mode for sqlite3_snapshot_get() to succeed. This is because it may open a read transaction on the database file. (check-in: 83b658da user: dan tags: serializable-snapshot) | |
| 18:22 | Add tests for snapshot interfaces. (check-in: 1f7ee7af user: dan tags: serializable-snapshot) | |
| 14:38 | Enhance existing snapshot tests to serialize/deserialize snapshots. No new tests. (check-in: 16b9bf92 user: dan tags: serializable-snapshot) | |
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2016-11-17
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| 21:52 | Experimental changes for faster in-memory DB operation for large databases. (Closed-Leaf check-in: 4fe94b0f user: drh tags: memdb-opt) | |
| 20:05 | Fix a problem in rtreeD.test causing it to fail in OMIT_BUILTIN_TEST builds. (check-in: d6b3779e user: dan tags: trunk) | |
| 14:02 | When opening the *-shm file for a readonly database, try to open it in read-write mode before falling back to readonly. This is in case some other read/write connection within the same process uses the same file descriptor. (check-in: a07c581e user: dan tags: apple-osx) | |
| 13:54 | Change the --enable-debug option on configure so that it enables the ".selecttrace" and ".wheretrace" commands in the command-line shell. (check-in: 2331192b user: drh tags: trunk) | |
| 13:13 | Disable the query flattener optimization for SELECT statements that are on the RHS of vector IN operators. This is a hack that fixes the bug described in ticket [da7841375186386c]. A better solution that does not disable the query flattener is needed, but this will server for the time being. (check-in: 005d5b87 user: drh tags: trunk) | |
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2016-11-15
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| 21:17 | Add a needed #include to speedtest1.c. (check-in: 77aeb705 user: drh tags: trunk) | |
| 17:37 | Experimental changes toward making snapshots serializable. (check-in: b6a81fa1 user: drh tags: serializable-snapshot) | |
| 04:00 | Change the OP_Last opcode so that it is a no-op if the cursor is already pointing at the end of the b-tree. (check-in: 66347385 user: drh tags: trunk) | |
| 02:46 | Make the VACUUM command about 9% faster by avoiding unnecessary calls to sqlite3BtreeMovetoUnpacked() while copying rowid tables. (check-in: 5ed0bd38 user: drh tags: trunk) | |
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2016-11-14
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| 20:47 | Add 8794 new test cases received from the OSS-FUZZ project. (check-in: 03f75a67 user: drh tags: trunk) | |
| 20:08 | Fix a potential use-after-free error during parsing of malformed CREATE TABLE statement. (check-in: c5dbc599 user: drh tags: trunk) | |
| 18:27 | Enhance fuzzcheck.c to accept database-specific configuration parameters in the option CONFIG table. Add the fuzzdata5.db fuzz database containing test cases from OSS-FUZZ. (check-in: a71fad45 user: drh tags: trunk) | |
| 17:25 | Fix the ossfuzz.c test module so that it does not segfault after a "PRAGMA empty_result_callbacks=1;". Add the ossshell.c program for simple command-line testing of ossfuzz.c. (check-in: 6f2d43ec user: drh tags: trunk) | |
| 15:28 | Avoid unnecessary calls to sqlite3ExprCacheAffinityChange() when generating OP_MakeRecord opcodes that do not change any register affinities. (check-in: e211c579 user: drh tags: trunk) | |
| 08:19 | Fix an fts5 problem causing a crash in phrase queries where the first token of the phrase matches one or more rows but some other token within the phrase matches zero. (check-in: e78f6f3b user: dan tags: trunk) | |
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2016-11-11
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| 20:37 | Fix harmless compiler warnings in test code for MSVC. (check-in: 7b76be41 user: drh tags: trunk) | |
| 19:08 | Avoid storing redundant fields in sorter records when the sort-key and data have fields in common. (check-in: b835cf3e user: drh tags: trunk) | |
| 19:01 | Enhance the OP_IdxInsert opcode so that it can used unpacked key values if they are available. Update the code generator to take advantage of this new capability. The speedtest1.c test is about 2.6% faster as a result. Later: This also introduced bug [30027b613b]. Bummer. (check-in: 925840cf user: drh tags: trunk) | |
| 18:45 | Merge trunk with this branch. (Closed-Leaf check-in: dd62d2de user: dan tags: sorter-opt) | |
| 18:19 | Remove obselete and unused logic in the update code generator. Fix the sqlite3BtreeMovetoUnpacked() routine so that it remembers the rowid of the row that it landed on. (Closed-Leaf check-in: 1a587d72 user: drh tags: unpacked-IdxInsert) | |
| 18:08 | Reenable the SQLITE_EXPR_REF optimization for "SELECT DISTINCT ... ORDER BY" queries. (check-in: 6e2e9d38 user: dan tags: sorter-opt) | |
| 17:52 | Merge enhancements and bug-fixes from trunk. (check-in: 5515b827 user: drh tags: unpacked-IdxInsert) | |
| 17:08 | Fix a problem with switching from wal to rollback mode when SQLITE_DBCONFIG_NO_CKPT_ON_CLOSE is configured. (check-in: 46e00162 user: dan tags: trunk) | |
| 16:33 | Add the test/ossfuzz.c interface adaptor for OSS-FUZZ. Make previsions for testing the adaptor using fuzzcheck.c. (check-in: 119d6ef8 user: drh tags: trunk) | |
| 15:49 | Handle some obscure "row value misused" cases that could cause segfaults or assertion failures. (check-in: fba5fddb user: dan tags: trunk) | |
| 14:54 | Back out the "--raw" option on ".read" in the command-line shell. Instead, fix the command-line shell so that if EOF is reached without seeing a final semicolon, it goes ahead and passes the accumulated SQL text to SQLite. (check-in: f98c8ac8 user: drh tags: trunk) | |
| 09:51 | Add extra tests for the xBestIndex() virtual table method. (check-in: 642a8fba user: dan tags: trunk) | |
| 05:19 | In the command line shell, avoid using utf8_printf() in a couple places where it is superfluous. (check-in: 6311a8bd user: mistachkin tags: trunk) | |
| 04:37 | Add the --raw option to the ".read" dot-command of the command-line shell, to cause the named file to be read and sent directly into sqlite3_exec() without any interpretation. (check-in: 09233770 user: drh tags: trunk) | |
| 03:37 | Take care not to try to generate code for the ATTACH and DETACH commands if there were syntax errors during parsing. Fix for ticket [2f1b168ab4d4844] (check-in: b0ff183b user: drh tags: trunk) | |
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2016-11-10
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| 21:19 | Break up the sqlite3BtreeMovetoUnpacked() routine into an eponymous routine and sqlite3BtreeMovetoIntkey(). Each routine specializes in a single kind of btree. (Leaf check-in: 9a64a4f2 user: drh tags: split-moveto) | |
| 20:42 | Avoid a few unnecessary calls to sqlite3BtreeMovetoUnpacked(). (check-in: eac0e827 user: drh tags: unpacked-IdxInsert) | |
| 20:14 | Avoid storing redundant fields in sorter records when the sort-key and data have fields in common (as in "SELECT a FROM t1 ORDER BY 1"). (check-in: 0af62fdb user: dan tags: sorter-opt) | |
| 17:01 | When doing a REPLACE on a WITHOUT ROWID table with no secondary indexes, bypass the OP_NoConflict/OP_Delete sequence and directly overwrite any preexisting row, for a performance increase. (check-in: f7041cbb user: drh tags: unpacked-IdxInsert) | |
| 16:07 | Remove C++ style comments. No code changes. (check-in: 42f8aa62 user: drh tags: unpacked-IdxInsert) | |
| 14:24 | Add the unpacked key fields to OP_IdxInsert for INSERT and UPDATE statements. (check-in: 67602e40 user: drh tags: unpacked-IdxInsert) | |
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2016-11-09
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| 20:14 | Comment changes that attempt to better explain the behavior of the "seekResult" field on VdbeCursor objects and the seekResult parameter to sqlite3BtreeInsert() and the OPFLAG_USESEEKRESULT flag on insert opcodes. No changes to code. (check-in: 345b46be user: drh tags: unpacked-IdxInsert) | |
| 16:03 | Fix a simple comment typo. No changes to code. (check-in: 51d0aed8 user: drh tags: unpacked-IdxInsert) | |
| 01:46 | Fix typo in the CSV extension. (check-in: b4889588 user: mistachkin tags: trunk) | |
| 01:38 | Make use of the unpacked key on the OP_IdxInsert on sorters with a LIMIT. (check-in: 42db7cd2 user: drh tags: unpacked-IdxInsert) | |
| 01:19 | Fix a typo on the OP_IdxInsert documentation. No code changes. (check-in: e4acd982 user: drh tags: unpacked-IdxInsert) | |
| 01:07 | Add a DISTINCT query to speedtest1.c. Also change INSERT OR REPLACE into just REPLACE. (check-in: 754ee844 user: drh tags: trunk) | |
| 00:57 | Remove the "experimental" marking from the sqlite3_preupdate interfaces. But be sure all the interface definitions are within documentation. (check-in: d6dd2ad3 user: drh tags: trunk) | |
| 00:10 | Enhance the OP_IdxInsert opcode to optionally accept unpacked key material. (check-in: 89d958ab user: drh tags: unpacked-IdxInsert) | |
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2016-11-08
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| 19:22 | Avoid superfluous cursor seeks in "INSERT OR REPLACE" statements. (check-in: bec5b6d4 user: dan tags: trunk) | |
| 17:19 | Avoid generating OP_TableLock unnecessary instructions on btrees that are not sharable. (check-in: 8cb8516d user: drh tags: trunk) | |
| 16:27 | Fix the speedtest1.c test program so that it gives closing "%" wildcards on LIKE searches. (check-in: c2f84f63 user: drh tags: trunk) | |
| 00:30 | Tweaks to speedtest1.c to better reflect mobile usage based on findings in the "Pocket Data" paper by Kennedy, Ajay, Challen, and Ziarek. (check-in: b5733cae user: drh tags: trunk) | |
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2016-11-07
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| 18:18 | Fix OOM error reporting in the json1_group_object() SQL function. Remove an unreachable branch from the JSON1 logic. (check-in: b5409849 user: drh tags: trunk) | |
| 15:15 | Replace some unreachable branches from the JSON1 extension with assert(). (check-in: 145cd13e user: drh tags: trunk) | |
| 13:37 | Fix the JSON1 extension so that the JSON validator correctly rejects malformed backslash escapes within string literals. (check-in: 7a635391 user: drh tags: trunk) | |
|
2016-11-04
| ||
| 19:09 | Merge recent trunk changes, including all the fixes that appeared in version 3.15.1. (check-in: 0e5ffd91 user: drh tags: apple-osx) | |
| 12:08 | Version 3.15.1 (check-in: 1136863c user: drh tags: release, version-3.15.1, branch-3.15) | |
| 12:05 | Avoid a crash that can occur after an obscure OOM in the built-in INSTR() function. (check-in: b86b79c4 user: dan tags: trunk) | |
| 12:03 | Mark the ICU extension functions as deterministic. (check-in: afbbb6c6 user: drh tags: trunk) | |
| 11:23 | Add an assert() to silence a coverity false-positive. (check-in: 97354093 user: drh tags: trunk) | |
| 07:25 | Fix a test case in vacuum5.test so that it works with the in-memory journal permutation. (check-in: 81c86401 user: dan tags: trunk) | |
|
2016-11-03
| ||
| 21:35 | Replace a couple more references to Tcl 8.5 in the Windows build tools. (check-in: 1d0e43c5 user: mistachkin tags: trunk) | |
| 19:27 | Fix a test case in vacuum5.test so that it works with -DSQLITE_TEMP_STORE=2 and -DSQLITE_ENABLE_ATOMIC_WRITE.. (check-in: 752e14d9 user: dan tags: branch-3.15) | |
| 19:24 | Fix a test case in vacuum5.test sot aht it works with -DSQLITE_ENABLE_ATOMIC_WRITE. (check-in: 3ca80010 user: dan tags: trunk) | |
| 19:01 | Fix a test case in vacuum5.test so that it works with -DSQLITE_TEMP_STORE=2. (check-in: f5dd95e2 user: dan tags: trunk) | |
| 18:49 | Add the SQLITE_FCNTL_WIN32_GET_HANDLE file control. (check-in: 5221e3cc user: drh tags: branch-3.15) | |
| 18:44 | Increase the version number to 3.15.1. (check-in: ccdcce46 user: drh tags: branch-3.15) | |
| 18:38 | Escape non-ASCII character from an ICU extension comment. (check-in: ee16fedd user: drh tags: branch-3.15) | |
| 18:36 | Fix an issue that was causing the new database image to be assembled entirely in heap memory when VACUUMing a database, even if it should use a temp file. This could cause SQLITE_NOMEM errors when vacuuming very large databases on 32-bit systems. (check-in: 3fae483f user: drh tags: branch-3.15) | |
| 18:35 | Make sure left-join markings are transferred to the virtual scalar subexpressions when decomposing a vector comparison in the ON clause of a LEFT JOIN. Fix for ticket [fef4bb4bd9185ec8f]. (check-in: aba1e22b user: drh tags: branch-3.15) | |
| 18:33 | If all branches of an OR optimize scan that is the rhs of a LEFT JOIN use the same index, set the index cursor to return NULL values if there are no matches for a row on the lhs. Fix for ticket [34a579141b2c5ac] (check-in: 54eeddec user: drh tags: branch-3.15) | |
| 18:31 | In the sessions module, avoid recording a change if an UPDATE statement overwrites a column with REAL affinity containing an integer value with the same value. (check-in: 0fc4f0f4 user: drh tags: branch-3.15) | |
| 18:30 | Avoid using the "direct overflow read" optimization to read large blobs if the pager layer has a wal file open - even if the database header indicates that the db is not a wal database. (check-in: 63cfe197 user: drh tags: branch-3.15) | |
| 13:12 | In the command-line shell, fix the .imposter command so that it works with indexes on expressions. Fix the ".mode quote" mode so that it works with ".headers ON". (check-in: ba9873da user: drh tags: trunk) | |
| 13:01 | Add the ".imposter" command to the command-line shell. (check-in: be3ec8fd user: drh tags: trunk) | |
| 02:25 | Fix an possible NULL pointer deference in the command-line shell that can occur when using imposter mode. (check-in: ad08753a user: drh tags: trunk) | |
|
2016-11-02
| ||
| 19:49 | Adjust the MSVC makefile to use Tcl8.6 by default. (check-in: def8f598 user: drh tags: trunk) | |
| 14:50 | Fix an issue that was causing the new database image to be assembled entirely in heap memory when VACUUMing a database, even if it should use a temp file. This could cause SQLITE_NOMEM errors when vacuuming very large databases on 32-bit systems. (check-in: 30288453 user: dan tags: trunk) | |
| 13:18 | Fix a requirement mark. No changes to code. (check-in: d18f61b7 user: drh tags: trunk) | |
| 02:17 | Use NOT NULL partial indexes when the query is constrained by a single LIKE or GLOB. (check-in: 9b3a3b41 user: drh tags: trunk) | |
|
2016-10-31
| ||
| 16:49 | Add the SQLITE_DBCONFIG_NO_CKPT_ON_CLOSE sqlite3_dbconfig() option - for disabling SQLite's default checkpoint-on-close behaviour. (check-in: 6d142025 user: dan tags: trunk) | |
| 16:16 | Add the SQLITE_DBCONFIG_NO_CKPT_ON_CLOSE sqlite3_dbconfig() option - for disabling SQLite's default checkpoint-on-close behaviour. (Closed-Leaf check-in: 093d2fc2 user: dan tags: no-ckpt-on-close) | |
|
2016-10-27
| ||
| 14:51 | Remove the mutex from test_multiplex.c. (check-in: 6374978e user: dan tags: trunk) | |
| 01:02 | Make sure left-join markings are transferred to the virtual scalar subexpressions when decomposing a vector comparison in the ON clause of a LEFT JOIN. Fix for ticket [fef4bb4bd9185ec8f]. (check-in: 619f5cc7 user: drh tags: trunk) | |
|
2016-10-26
| ||
| 18:41 | Small size reduction and performance enhancement in whereScanInit(). (check-in: c23f5ef3 user: drh tags: trunk) | |
| 17:57 | Small size reduction and performance improvement in whereScanNext(). (check-in: d861ee17 user: drh tags: trunk) | |
| 16:05 | If all branches of an OR optimize scan that is the rhs of a LEFT JOIN use the same index, set the index cursor to return NULL values if there are no matches for a row on the lhs. Fix for ticket [34a579141b2c5ac] (check-in: ec9dab80 user: dan tags: trunk) | |
| 15:46 | If all branches of an OR optimize scan that is the rhs of a LEFT JOIN use the same index, set the index cursor to return NULL values if there are no matches for a row on the lhs. (Closed-Leaf check-in: e7b9bc67 user: dan tags: leftjoin-or-fix) | |
| 13:58 | Merge the SQLITE_ENABLE_URI_00_ERROR compile-time option. (check-in: 86675ae0 user: drh tags: trunk) | |
| 13:44 | Add extra tests to check the result of including a %00 escape in a URI when ENABLE_URI_00_ERROR is defined. (Closed-Leaf check-in: 1aaa06e3 user: dan tags: uri-00-error) | |
| 12:58 | Add an elapsed-time output for faststat1.c. (check-in: 71167951 user: drh tags: est_count_pragma) | |
| 12:15 | Add compile time option SQLITE_ENABLE_URI_00_ERROR. If defined, any "%00" escape found in a URI is treated as an error. (check-in: e8a9bfec user: dan tags: uri-00-error) | |
|
2016-10-25
| ||
| 19:39 | Simplifications to faststat1.c. Fix a bug in sqlite3MovetoProportional() for very large b-trees. (check-in: f7f78147 user: drh tags: est_count_pragma) | |
| 19:21 | Further refinements to the faststat1.c utility. (check-in: b051fd19 user: drh tags: est_count_pragma) | |
| 18:28 | Enhance faststat1.c to deal better with WITHOUT ROWID tables. (check-in: 65444f2e user: drh tags: est_count_pragma) | |
| 17:28 | Merge recent trunk changes, and especially the PRAGMA index_info enhancement which is needed on this branch. (check-in: c3570e46 user: drh tags: est_count_pragma) | |
| 15:39 | Enhance the "PRAGMA index_info" and "PRAGMA index_xinfo" statements so that they work on WITHOUT ROWID tables and provide information about the underlying index btree that implements the WITHOUT ROWID table. (Leaf check-in: fe49fb03 user: drh tags: index-info-on-table) | |
| 15:06 | Add test case to demonstrate a "BEGIN EXCLUSIVE" command returning SQLITE_BUSY_SNAPSHOT. (check-in: b1158564 user: dan tags: trunk) | |
| 13:57 | First attempt at a utility program to compute sqlite_stat1 without doing a full table scan. (check-in: 7b83581a user: drh tags: est_count_pragma) | |
|
2016-10-24
| ||
| 01:01 | Performance optimization in moveToRoot(). Avoid repeated validity checking of the root page on each call. Once is enough. (check-in: 98795c2d user: drh tags: trunk) | |
|
2016-10-22
| ||
| 01:22 | In the sessions module, avoid recording a change if an UPDATE statement overwrites a column with REAL affinity containing an integer value with the same value. (check-in: 5f3e6028 user: drh tags: trunk) | |
|
2016-10-21
| ||
| 21:21 | In the sessions module, avoid recording a change if an UPDATE statement overwrites a column with REAL affinity containing an integer value with the same value. (Closed-Leaf check-in: b861328a user: dan tags: sessions-fix) | |
| 18:01 | When reading from an index, the shared-cache lock must be on the corresponding table. (check-in: 04fe12b5 user: drh tags: est_count_pragma) | |
| 17:45 | Merge updates from trunk, and especially the ".mode quote" enhancement to the shell. (check-in: 0c8a5b88 user: drh tags: est_count_pragma) | |
| 17:39 | Add ".mode quote" to the command-line shell. (check-in: c4f5fa78 user: drh tags: trunk) | |
| 17:25 | Add the btree_sample(INDEX,LOCATION,LIMIT) pragma. (check-in: affc2ef5 user: drh tags: est_count_pragma) | |
| 15:36 | Fix problems in the est_count pragma for indexes and WITHOUT ROWID tables. (check-in: c39fd9b8 user: drh tags: est_count_pragma) | |
| 10:49 | Avoid using the "direct overflow read" optimization to read large blobs if the pager layer has a wal file open - even if the database header indicates that the db is not a wal database. (check-in: b54c15f1 user: dan tags: trunk) | |
| 10:09 | If SQLITE_DIRECT_OVERFLOW_READ is defined at compile time, add "DIRECT_OVERFLOW_READ" to the list of symbols returned by "PRAGMA compile_options". (check-in: b7d9727b user: dan tags: trunk) | |
|
2016-10-20
| ||
| 22:02 | Experimental est_count pragma. (check-in: 340822af user: drh tags: est_count_pragma) | |
| 18:20 | Add the ability for the PRAGMA statement to accept multiple arguments. Currently all arguments other than the first are ignored. (Leaf check-in: fd81d8a4 user: drh tags: multi-arg-pragma) | |
| 11:48 | Add test case to incrblob4.test. No changes to code. (check-in: fd9c6ff0 user: dan tags: trunk) | |
|
2016-10-18
| ||
| 16:36 | Minor simplification of the comparison opcodes. (check-in: 56474ebc user: drh tags: trunk) | |
| 15:29 | Fix harmless uninitialized variable warnings in speedtest1.c. (check-in: 2aa7a03b user: drh tags: trunk) | |
| 14:35 | Add the --repeat option to speedtest1.c and speed-check.sh. (check-in: 6ca0e06b user: drh tags: trunk) | |
|
2016-10-17
| ||
| 18:44 | Escape non-ASCII character from an ICU extension comment. (check-in: 5ec02ecf user: mistachkin tags: trunk) | |
| 18:33 | Corrections to a couple recently added 'filectrl.test' results. (check-in: 3d89dc45 user: mistachkin tags: trunk) | |
| 15:28 | Changes to support interrupting a checkpoint using sqlite3_interrupt(). (check-in: c88d36e2 user: dan tags: trunk) | |
| 00:48 | Small size reduction and performance increase in the string duplicator. (check-in: cda998f0 user: drh tags: trunk) | |
|
2016-10-15
| ||
| 18:37 | Add documentation for the OP_SorterInsert opcode, formerly omitted by mistake. No changes to code. (check-in: 16d88a90 user: drh tags: trunk) | |
| 08:56 | Add test case to hook.test. No changes to non-test code. (check-in: 2674d779 user: dan tags: trunk) | |
|
2016-10-14
| ||
| 21:27 | Add the SQLITE_FCNTL_WIN32_GET_HANDLE file control. (check-in: 16039be3 user: mistachkin tags: trunk) | |
| 21:16 | Bump the version number in anticipation of the next development cycle. (check-in: aa6de9c4 user: drh tags: trunk) | |
| 10:20 | Version 3.15.0 (check-in: 70787558 user: drh tags: trunk, release, version-3.15.0) | |
|
2016-10-13
| ||
| 12:56 | Take care to avoid integer overflow when doing the initial page cache allocation with an excessively large cache_size setting. (check-in: 4d66ac98 user: drh tags: trunk) | |
|
2016-10-12
| ||
| 18:55 | Avoid reading the -1-th element of an array in the query planner. Fix to a bug introduced by check-in [8e2b25f9b8a7] from earlier today. Curiously, the problem only appeared on 32-bit systems. (check-in: 443913d5 user: drh tags: trunk) | |
| 18:26 | Add to sqlite3_analyzer command-line options --version and --tclsh, and also the undocumented --debug option. (check-in: e87d02d2 user: drh tags: trunk) | |
| 15:15 | New testcase() macros to ensure coverage of the ORDER BY LIMIT optimization code in where.c. (check-in: 61f05269 user: drh tags: trunk) | |
| 14:48 | Fix a problem affecting queries that match the pattern (... WHERE ipk IN (....) ORDER BY ? LIMIT ?). Fix for [96c1454c]. (check-in: 8e2b25f9 user: dan tags: trunk) | |
|
2016-10-10
| ||
| 14:48 | Remove a stray line from session4.test causing a memory leak. No changes to SQLite code. (check-in: 6624c496 user: dan tags: trunk) | |
| 14:34 | When handling ORDER BY expressions, do not assume all values of an indexed expressions are distinct. Fix for [4766f444]. (check-in: aebe429e user: dan tags: trunk) | |
| 13:29 | Make sure indexes on expressions skip over initial NULL values in the index. Fix for ticket [4baa464912129477f3c9] (check-in: 71797ba4 user: drh tags: trunk) | |
| 10:06 | Fix a case in which the rtree module was ignoring an OOM while generating an error message. (check-in: 788f86be user: dan tags: trunk) | |
|
2016-10-08
| ||
| 16:10 | Update test/trace3.test to account for the fact that casting a pointer to a 64-bit signed integer might produce a negative value. (check-in: 010ec225 user: dan tags: trunk) | |
| 13:34 | Corrections to Lemon documentation. No SQLite changes. (check-in: c568ae3e user: drh tags: trunk) | |
| 11:55 | Add missing "static" to internal function whereRangeVectorLen(). (check-in: cbed3d75 user: dan tags: trunk) | |
| 09:21 | Updates to the tool/warnings.sh script to make it easier to use on OpenBSD. (check-in: dbe2997f user: dan tags: trunk) | |
|
2016-10-05
| ||
| 20:14 | Fix some compiler warnings in fts5. (check-in: b066637b user: dan tags: trunk) | |
| 20:10 | Fix harmless compiler warnings. (check-in: 2dde3375 user: drh tags: trunk) | |
| 15:04 | Add a test case for the fix in [a596b7c6cc]. (check-in: b2ef39b1 user: dan tags: trunk) | |
| 15:02 | Do not set MEM_Blob unless the appropriate fields of the Mem object have been correctly initialized. (check-in: a596b7c6 user: drh tags: trunk) | |
| 01:33 | Fix the backup_malloc.test script so that it works on Windows. (check-in: d080012d user: drh tags: trunk) | |
|
2016-10-04
| ||
| 12:20 | Fix a problem with the lempar.c parser template. (check-in: 3a9d802f user: drh tags: trunk) | |
| 00:47 | Do not bother to initialize unused fields in the BtreePayload object. (check-in: b10d0f93 user: drh tags: trunk) | |
|
2016-10-03
| ||
| 18:13 | Allow deterministic functions in the WHERE clause of a partial index. (check-in: c6e9b942 user: drh tags: trunk) | |
| 16:33 | Size and performance optimizations on the sqlite3ExprAssignVarNumber() routine. (check-in: 109852e5 user: drh tags: trunk) | |
| 15:28 | Avoid unnecessary strlen() calls in sqlite3ExprAssignVarNumber() by passing in the token length from the parser. (check-in: d15ae2e5 user: drh tags: trunk) | |
| 14:44 | Avoid unnecessary memset() calls in the query optimizer. (check-in: 5bb7cde0 user: drh tags: trunk) | |
| 12:56 | Fix an obsolete comment on a variable definition in expr.c. No code changes. (check-in: 012ff6dd user: drh tags: trunk) | |
| 02:59 | Make sure the sqlite_sequence table is updated when an optional xfer optimization is used. Fix for ticket [7b3328086a5c1]. (check-in: 81e4d4f8 user: drh tags: trunk) | |
| 01:21 | Allocate Parse objects off of the stack where appropriate for a substantial performance increase and a size reduction. (check-in: ea8affa9 user: drh tags: trunk) | |
|
2016-10-01
| ||
| 23:55 | Add SQLITE_USE_ALLOCA to the --lean configuration in speed-check.sh. (check-in: fe07609e user: drh tags: trunk) | |
| 21:43 | Rearrange fields in the Parse object to reduce the amount of initialization required. (check-in: 361940b4 user: drh tags: trunk) | |
| 20:43 | Reduce the width of a memset() to avoid double-initializing some variables. (check-in: 34edbfd1 user: drh tags: trunk) | |
| 19:32 | Remove an unnecessary memset() call. (check-in: a76bff74 user: drh tags: trunk) | |
| 19:21 | Use sqlite3DbMallocRawNN() where appropriate, instead of sqlite3DbMallocRaw(). (check-in: 54a449a4 user: drh tags: trunk) | |
| 16:53 | Make sure deleting an unused prepared statement does not reference uninitialized fields in the structure. (check-in: 7983eef0 user: drh tags: trunk) | |
| 11:39 | Avoid accessing Vdbe.pc if it is uninitialized. Check Vdbe.magic first. (check-in: 6ac6e446 user: drh tags: trunk) | |
| 00:37 | Avoid unnecessary zeroing of fields in the Vdbe object when it is allocated. (check-in: 1e21bbe8 user: drh tags: trunk) | |
|
2016-09-30
| ||
| 22:24 | Avoid initializing the column-cache section of the Parse object, since entries in the cache will be initialized as they are used, and avoiding the initial memset() saves many CPU cycles. (check-in: 63cf7eaf user: drh tags: trunk) | |
| 21:20 | Fix an always-true conditional left over from the previous commit. (check-in: ab12fce3 user: drh tags: trunk) | |
| 20:22 | Fix the Parse.aColCache column cache so that all of the valid entries are in the first Parse.nColCache slots. (check-in: 60285020 user: drh tags: trunk) | |
| 19:14 | Another simplification to the Parse object. (check-in: c1419727 user: drh tags: trunk) | |
| 18:35 | Remove unnecessary fields from the Parse object. (check-in: 814e41da user: drh tags: trunk) | |
| 17:46 | Avoid unnecessary Mem initializations when generating a new sqlite3_stmt object. (check-in: 47ae1cda user: drh tags: trunk) | |
|
2016-09-29
| ||
| 20:28 | Small size and performance optimization to sqlite3VdbeChangeP5(). (check-in: 3c93c8f5 user: drh tags: trunk) | |
| 19:50 | Remove the peep-hole optimization of removing OP_Close opcodes that come before OP_Halt, as the extra work of removing those opcodes uses more cycles than just running them. (check-in: 984a96d7 user: drh tags: trunk) | |
| 19:27 | Size and performance optimization to sqlite3ValueFromExpr() (check-in: 945f82bc user: drh tags: trunk) | |
| 15:53 | Clarification and typo-fixes in comments. No changes to code. (check-in: e2cd79aa user: drh tags: trunk) | |
|
2016-09-28
| ||
| 20:42 | Use Knuth multiplicative hashing for the symbol table. (check-in: cc29ddd6 user: drh tags: trunk) | |
| 16:15 | Merge recent enhancements from trunk. (check-in: 06014163 user: drh tags: apple-osx) | |
| 16:05 | Two more typo fixes in comments. (check-in: 40c0fb0a user: drh tags: trunk) | |
| 16:04 | Fix typos in comments. No code changes. (check-in: 5bbd071d user: drh tags: trunk) | |
|
2016-09-27
| ||
| 00:09 | Update requirements marks due to improvements in the wording of documentation. No changes to code. (check-in: bf903b2e user: drh tags: trunk) | |
| 00:03 | Fix FTS3 test cases due to the flattener change of the previous check-in. (check-in: 0c8b9b21 user: drh tags: trunk) | |
|
2016-09-26
| ||
| 14:39 | When flattening a query of the form "SELECT * FROM (SELECT * FROM tbl WHERE x=?) WHERE y=?", ensure that the final WHERE clause is "x=? AND y=?" instead of "y=? AND x=?". Although it is still not guaranteed, this makes the order in which WHERE clause terms are processed comport more closely to users expectations. (check-in: cf7f9e6d user: dan tags: trunk) | |
| 12:38 | Inline the relevent parts of sqlite3ExprAlloc() into spanExpr(), for a performance improvement. (check-in: fe89225e user: drh tags: trunk) | |
|
2016-09-24
| ||
| 17:42 | Omit the LikeOp object from the parser. Change more sqlite3PExpr() calls into sqlite3ExprAlloc() calls. (check-in: 795454a3 user: drh tags: trunk) | |
| 01:41 | Add -DSQLITE_MAX_EXPR_DEPTH=0 to the --lean option on speed-check.sh. (check-in: a8cb1390 user: drh tags: trunk) | |
|
2016-09-23
| ||
| 21:36 | Add the EP_Leaf flag bit to the Expr.flags field to indicate Expr nodes that do not have substructure. Use that bit to avoid unnecessary recursion. (check-in: 8a6ea455 user: drh tags: trunk) | |
| 20:59 | Use sqlite3ExprAlloc() instead of sqlite3PExpr() for leaf nodes in the expression tree, where appropriate. This is both smaller and faster. (check-in: afac0709 user: drh tags: trunk) | |
| 18:13 | New test case for the ORDER BY LIMIT optimization. (check-in: 9a5a489d user: drh tags: trunk) | |
|
2016-09-22
| ||
| 21:37 | Fix a potential null-pointer dereference and crash in the case where one thread is calling sqlite3_column_text() and another thread is calling sqlite3_step() on the same prepared statement at the same instant. (check-in: ee1382a3 user: drh tags: trunk) | |
| 18:53 | Remove the internal sqlite3CodeOnce() interface, replacing it with a direct call to sqlite3VdbeAddOp0(v,OP_Once). Slightly smaller and faster. (check-in: c3774c6a user: drh tags: trunk) | |
| 18:46 | Makefile changes to support building winsqlite3.dll using STDCALL rather than CDECL. (check-in: 5e892d60 user: mistachkin tags: trunk) | |
|
2016-09-21
| ||
| 23:58 | Fix speedtest1.c so that it works with SQLITE_OMIT_DEPRECATED. Add the --lean and --cachesize options to speed-check.sh. (check-in: 7785b3a2 user: drh tags: trunk) | |
| 19:43 | Fix a problem with the fts5 auxiliary function API causing a crash when a query contained a phrase of zero terms. (check-in: 0741812d user: dan tags: trunk) | |
| 19:00 | Do not run vacuummem.test if ENABLE_MEMORY_MANAGEMENT is defined. (check-in: 4a613d85 user: dan tags: trunk) | |
| 18:18 | Fix obsolete requirements marks. Add new tests for VACUUM of attached databases. (check-in: 2b44f9aa user: drh tags: trunk) | |
| 17:53 | Avoid running vacuum5.test in auto-vacuum mode. (check-in: be184bef user: dan tags: trunk) | |
| 17:47 | Do not run test "delete_db.test" with either the journaltest or inmemoryjournal permutations. Ensure that the multiplexor tests in delete_db.test are performed in non-autovacuum mode. (check-in: 46b7d19e user: dan tags: trunk) | |
| 14:41 | Update the fts5vocab table to handle "ORDER BY term" efficiently. (check-in: d4928fb5 user: dan tags: trunk) | |
|
2016-09-20
| ||
| 22:04 | Improved implementation of 64-bit signed integer multiply that correctly detects overflow (and promotes to floating-point) in some corner cases. Fix for ticket [1ec41379c9c1e400] (check-in: db3ebd7c user: drh tags: trunk) | |
| 17:49 | Fix harmless compiler warning. (check-in: 72429063 user: mistachkin tags: trunk) | |
| 17:38 | Fix typo in comment. (check-in: bd3ecbb5 user: mistachkin tags: trunk) | |
| 01:46 | Further performance enhancements in zeroblob() handling. (check-in: 21b0e3b7 user: drh tags: trunk) | |
| 01:19 | Avoid unnecessary calls to ExpandBlob() for smaller and faster code. (check-in: 5e196fd1 user: drh tags: trunk) | |
|
2016-09-19
| ||
| 23:39 | Very small optimization in the bytecode engine. (check-in: 46002511 user: drh tags: trunk) | |
| 11:00 | Fix a segfault introduced by the row-value enhancement that comes up on a skip-scan where the first term of the index is unconstrained and the second term is of the form "columm IN (SELECT...)". (check-in: 2401ea5a user: drh tags: trunk) | |
| 10:24 | Improved performance in sqlite3ExprCodeTarget(). (check-in: 75146165 user: drh tags: trunk) | |
| 02:19 | Small performance optimization in the expression walker. (check-in: c6e6afb9 user: drh tags: trunk) | |
|
2016-09-18
| ||
| 16:08 | Revise the implementation of OP_Once so that it is smaller, faster, and uses less memory. This also fixes an obscure bug introduced 3 days ago by check-in [5990a1bdb4a073]. (check-in: 6bf5ba10 user: drh tags: trunk) | |
|
2016-09-17
| ||
| 22:46 | Minor enhancement to the TclKit batch tool: it should download the TclKit EXE alone when the TCLKIT_NOENV environment variable is set. (check-in: baceb988 user: mistachkin tags: trunk) | |
| 19:34 | Small performance optimization in the freeSpace() routine of btree.c. (check-in: 63962e2a user: drh tags: trunk) | |
| 17:39 | Improved description of the ElseNotEq opcode in comments. No changes to code. (check-in: e011435e user: drh tags: trunk) | |
|
2016-09-16
| ||
| 20:39 | Fix typo in the name of a Win32 string conversion routine. Replace several uses of raw_printf() with utf8_printf() in the shell. (check-in: 6fc95dd7 user: mistachkin tags: trunk) | |
| 19:42 | If no KEY is specified on ATTACH, copy the main schema key if the key size is non-zero. In other words, allow for -1 as a valid key size in support of the --textkey to SEE. (check-in: 03573887 user: drh tags: trunk) | |
| 19:11 | Fix problems with the fileRead() function in the command-line shell. Fix a harmless memory leak in the command-line shell, to make validation testing easier. (check-in: e660402e user: drh tags: trunk) | |
| 18:53 | Remove the #ifdef SQLITE_DEBUG from around the testcase_glob() routine in the command-line shell. (check-in: 9885dac4 user: drh tags: trunk) | |
| 17:50 | Merge recent changes from trunk. (check-in: e3d9efa2 user: drh tags: apple-osx) | |
| 16:30 | Fix a problem causing incorrect code to be generated for IN constraints like "a IN (1, 2, 3)" where column "a" is a rowid column with an extra UNIQUE index created on it. Ticket [0eab1ac759]. (check-in: a92aee55 user: dan tags: trunk) | |
| 15:42 | Replace a faulty assert() with a testcase() to assure the condition is tested. Ticket [0eab1ac7591f]. (check-in: a49bc0a8 user: drh tags: trunk) | |
| 14:50 | Add WHERETRACE macros showing every entry and exit from whereLoopAddBtreeIndex(). (check-in: e7653dec user: drh tags: trunk) | |
| 11:53 | Fix SQLITE_OMIT_AUTHORIZATION so that it compiles cleanly. (check-in: a3e3b3e1 user: drh tags: trunk) | |
| 02:52 | In the shell, make ".testcase" and ".check" available in all configurations, not just SQLITE_DEBUG. All testcases to be named. Show the result of each testcase on stdout. (check-in: 792afefa user: drh tags: trunk) | |
| 00:26 | In the command-line shell, add the --new option to the ".open" command. Also, report the current database filename as part of the ".show" command. (check-in: 8e5c9203 user: drh tags: trunk) | |
|
2016-09-15
| ||
| 21:35 | Add the ".testcase" and ".check" dot-commands in the shell, when compiled using SQLITE_DEBUG. (check-in: 62289f27 user: drh tags: trunk) | |
| 19:15 | Omit the sqlite3Apis constant object when compiling with SQLITE_OMIT_LOAD_EXTENSION, since it is not used. (check-in: 7b104613 user: drh tags: trunk) | |
| 14:54 | Remove no-op code (adding an assert() to prove that the code was no-op) in the text affinity logic of the bytecode engine comparison operators. (check-in: b9f5bdbf user: drh tags: trunk) | |
| 05:47 | Fix a typo in a comment in sqlite.h.in. No changes to code. (check-in: 12df7152 user: dan tags: trunk) | |
| 00:32 | Slight size reduction and performance increase in sqlite3VdbeHalt(). (check-in: 5990a1bd user: drh tags: trunk) | |
| 00:04 | Optimization to vdbeRecordCompareInt() makes it slightly smaller and faster. (check-in: 5a2a7712 user: drh tags: trunk) | |
|
2016-09-14
| ||
| 18:56 | Update comments used to generate API documentation to include the new "[dateof:3.X.Y]" notation for dates of release where appropriate. No changes to code. (check-in: 55f7f8ee user: drh tags: trunk) | |
|
2016-09-12
| ||
| 14:23 | Fix a bug in sqldiff causing it to confuse blobs zero bytes in size with NULL values. (check-in: 264e9c75 user: dan tags: trunk) | |
| 13:32 | Add missing "finish_test" command to vacuum5.test. (check-in: 02f40c3b user: dan tags: trunk) | |
| 09:28 | Have releasetest.tcl delete all test files except for "testfixture", "testfixture.exe", "sqlite3", "sqlite3.exe", "test.log" and "test-out.txt" after each test run is finished. Passing the "--keep" option restores the old behaviour. (check-in: e0e042dc user: dan tags: trunk) | |
|
2016-09-10
| ||
| 19:51 | Changes to give a warning-free build with SQLITE_OMIT_INCRBLOB and SQLITE_OMIT_SHARED_CACHE. (check-in: 711c5917 user: drh tags: trunk) | |
| 14:43 | Add test code to delete an SQLite database and its auxiliary files. (check-in: 8a9d1281 user: dan tags: trunk) | |
|
2016-09-09
| ||
| 20:26 | Make the new file test_delete.c portable to MSVC on Windows. (Closed-Leaf check-in: 0e3ace39 user: mistachkin tags: test_delete) | |
| 20:23 | Remove an unnecessary call to sqlite3VdbeMemExpandBlob() when casting to text. (check-in: 19e2e595 user: drh tags: trunk) | |
| 20:00 | Add new file test_delete.c, containing test code for deleting an sqlite database. (check-in: fb0b95e9 user: dan tags: test_delete) | |
| 19:33 | Performance improvements to the comparison operators in the bytecode engine. (check-in: 37803b19 user: drh tags: trunk) | |
| 15:12 | Fix a out-of-order variable declaration for some compile-time configurations. (check-in: 6ac932c9 user: drh tags: trunk) | |
| 13:23 | In releasetest.tcl, the --srcdir option is automatic, so no need to mention it in the --help output. (check-in: 2bdd838e user: drh tags: trunk) | |
| 13:17 | Fix an obsolete comment in the releasetest.tcl source code. (check-in: afaaa276 user: drh tags: trunk) | |
| 12:29 | In releasetest.tcl: Improved testing for uncommitted changes. If uncommitted changes are seen, exit immediately unless the --force option is used. (check-in: 9a14e6c4 user: drh tags: trunk) | |
|
2016-09-08
| ||
| 23:16 | Remove an extra space before function names in the amalgamation. (Closed-Leaf check-in: 20f3c743 user: mistachkin tags: callbackConv) | |
| 23:12 | Issue a warning and prompt the user to continue if the releasetest.tcl script is run in a checkout with uncommitted changes. (check-in: 30e917ff user: drh tags: trunk) | |
|
2016-09-07
| ||
| 19:54 | Add support for row-value comparisons, including IN operators, and row-value updates in the UPDATE statement. (check-in: ddb5f055 user: drh tags: trunk) | |
| 19:37 | Fix a problem handling expressions like "(a, b) IN (SELECT ... ORDER BY 1, 2)" when there is an index on "a" but not "b". (Closed-Leaf check-in: 7f2c5c9e user: dan tags: rowvalue) | |
| 18:20 | Merge recent enhancements from trunk. (check-in: 00759af0 user: drh tags: apple-osx) | |
| 18:11 | Add the ext/misc/memvfs.c extension that implements a VFS for read-only database files contained in memory. (check-in: 12b7782a user: drh tags: trunk) | |
| 13:30 | Simplify the affinity handling logic in codeAllEqualityTerms(). Logically the same, just a little easier to read and understand. (check-in: bbab9621 user: drh tags: rowvalue) | |
| 13:12 | Merge fixes from trunk. (check-in: 193f036c user: drh tags: rowvalue) | |
| 10:10 | Fix the ".read" command in the command-line shell so that it understands that the input is not interactive. (check-in: d8451fe8 user: drh tags: trunk) | |
| 01:51 | The ORDER BY LIMIT optimization is not valid unless the inner-most IN operator loop is actually used by the query plan. Fix for ticket [0c4df46116e90f92]. (check-in: 820644b8 user: drh tags: trunk) | |
|
2016-09-06
| ||
| 19:08 | Remove obsolete vector-IN test cases. Fix a bad testcase() macro. (check-in: ab3f8f19 user: drh tags: rowvalue) | |
| 18:51 | Fix corer cases of vector IN operators where the RHS is a compound SELECT that includes an ORDER BY clause. (check-in: 8329ac6f user: drh tags: rowvalue) | |
| 17:21 | Remove an unnecessary branch from expr.c. (check-in: 7cc9746c user: dan tags: rowvalue) | |
| 17:13 | Avoid unnecessary memory allocations for aiMap in codeEqualityTerm(). (check-in: 70319c3d user: drh tags: rowvalue) | |
| 16:53 | Avoid a NULL pointer deref in codeAllEqualityConstraints() following an OOM. (check-in: c6e528c1 user: drh tags: rowvalue) | |
| 16:33 | Simplify the fix in commit [7d9bd22c]. (check-in: bd5a3420 user: dan tags: rowvalue) | |
| 15:25 | Fix the header comment on codeEqualityTerm(). (check-in: b7e710e4 user: drh tags: rowvalue) | |
| 14:58 | Fix a problem handling (a, b) IN (SELECT ...) expressions when there is an index on just one of "a" or "b". (check-in: 231c72d9 user: dan tags: rowvalue) | |
| 14:37 | Enhance the sqlite3GetTempRange() and sqlite3ReleaseTempRange() internal routines so that they use sqlite3GetTempReg() and sqlite3ReleaseTempReg() when nReg==1. (check-in: 4071da2f user: drh tags: rowvalue) | |
| 12:04 | Fix a typo in a comment in expr.c. (check-in: 288e934f user: dan tags: rowvalue) | |
|
2016-09-05
| ||
| 22:50 | Simplified logic to extract a column from a row value. (check-in: e8f105c3 user: drh tags: rowvalue) | |
| 20:46 | Sync up the MSVC makefiles. (check-in: f66d0d8c user: mistachkin tags: callbackConv) | |
| 20:40 | Merge updates from trunk. (check-in: ea635bf9 user: mistachkin tags: callbackConv) | |
| 19:57 | Fix an assert() so that it does C-compiler does not combine an assert() conditional with a production code conditional and thereby confuse the mutation testing script. (check-in: 2fa5288a user: drh tags: rowvalue) | |
| 15:02 | Simplifications to the SQLITE_KEEPNULL flag on VDBE comparison operators. (check-in: 96269f01 user: drh tags: rowvalue) | |
| 12:12 | Do vector comparison size checking early - at name resolution time - to forestall future problems. (check-in: ae127bcc user: drh tags: rowvalue) | |
| 12:02 | Catch vector size mismatch problems during name resolution to avoid later problems. (Closed-Leaf check-in: 56562a03 user: drh tags: early-vector-size-check) | |
| 09:44 | Fix a crash that could occur under certain circumstances if the vectors on either side of a comparison operator were of a different size. (check-in: 42670935 user: dan tags: rowvalue) | |
|
2016-09-03
| ||
| 19:52 | Fix a problem causing the affinity of sub-select row-value elements to be ignored in some contextes. (check-in: 7d9bd22c user: dan tags: rowvalue) | |
| 16:24 | Merge the fuzzershell enhancement from trunk. (check-in: ed206048 user: drh tags: rowvalue) | |
| 16:23 | Build the generate_series(START,END,STEP) table-valued function into fuzzershell, to make it easier to construct compact test cases that contain actual data. (check-in: 672c21bc user: drh tags: trunk) | |
| 15:31 | Consider the affinity of "b" when using an "a IN (SELECT b ...)" expression with an index on "a". Fix for [199df416]. (check-in: f5e49855 user: dan tags: rowvalue) | |
| 01:46 | Performance optimizations. (check-in: f1d06c49 user: drh tags: rowvalue) | |
|
2016-09-02
| ||
| 23:56 | Merge recent changes from trunk. (check-in: c7271fbd user: drh tags: rowvalue) | |
| 21:34 | Add a test case for the OOM handled by the previous commit. (check-in: 9bdf7ca1 user: dan tags: trunk) | |
| 21:17 | Correctly detect an OOM occurring in the setDestPgsz() subroutine of backup. (check-in: d9d8a048 user: drh tags: trunk) | |
| 17:27 | The previous commit could miss an SQLITE_NOMEM error. This commit catches it. (Closed-Leaf check-in: 3a9f4750 user: dan tags: mistake) | |
| 17:18 | Within a backup operation, ensure that a read-transaction is opened on the source database before its page size is read. This ensures the page-size used to write to the backup database is the same as its actual page-size, which is important for ZipVFS databases. (check-in: 7908fc60 user: dan tags: trunk) | |
|
2016-09-01
| ||
| 14:03 | Have "sqldiff --rbu" ignore rows with NULL values in primary key fields. RBU can't handle such rows and the documentation already says sqldiff ignores them. Because the code now uses "=" instead of "IS" to filter on primary key columns, diffs on virtual tables are faster now too. (check-in: f4ba894a user: dan tags: trunk) | |
| 09:35 | If SQLITE_ENABLE_ZIPVFS is defined, journal_mode=off is configured and a savepoint or statement rollback is attempted, move the pager into the error state to prevent the transaction from being committed. This makes it safe to use journal_mode=off with zipvfs under some conditions. (check-in: 38d31e18 user: dan tags: trunk) | |
|
2016-08-29
| ||
| 14:18 | Use some of the example code from the sessions documenatation in the sessions test cases. (check-in: 6602974d user: dan tags: trunk) | |
|
2016-08-27
| ||
| 20:21 | Fix typos in comments. No changes to running code. (check-in: a07269f2 user: drh tags: trunk) | |
| 18:35 | Fix some comments in sqlite3session.h. No changes to code. (check-in: 78cd64e2 user: dan tags: trunk) | |
| 18:34 | Fixes to fts5 snippet() function. (check-in: d464a7b1 user: dan tags: trunk) | |
| 14:13 | Merge updates from trunk. (check-in: 082fd5f8 user: drh tags: rowvalue) | |
| 14:05 | Fix the extra comments (added with -DSQLITE_ENABLE_EXPLAIN_COMMENTS) so that the sense of <, <=, >, and >= tests is correct and so that the SQLITE_STOREP2 version is shown correctly. These changes are already in the rowvalue branch but are added here since they are technically unrelated to rowvalue. (check-in: 4d43c469 user: drh tags: trunk) | |
| 01:41 | Fix the "Synopsis" on the OP_Lt, OP_Le, OP_Gt, and OP_Ge opcodes, which has been backwards for time out of mind. (check-in: f51248dc user: drh tags: rowvalue) | |
|
2016-08-26
| ||
| 22:09 | Fix a minor problem in sqlite3FindInIndex() related to rowids being used as part of the index. (check-in: 829f802b user: drh tags: rowvalue) | |
| 21:15 | Fix the sqlite3FindInIndex() to ensure that it always uses a prefix of the index and uses no repeated columns. Enhanced comments. (check-in: b9fc89e4 user: drh tags: rowvalue) | |
| 19:54 | Add an EXPLAIN QUERY PLAN line for when a index is used to implement an IN operator. (check-in: 171aa833 user: drh tags: rowvalue) | |
| 19:47 | Add test cases to rowvalue2.test. (check-in: 078bb69e user: dan tags: rowvalue) | |
| 19:31 | Enhance sqlite3FindInIndex() so that it is able to make use of the primary keys at the end of an index. (check-in: 4b589fbf user: drh tags: rowvalue) | |
| 18:17 | Fix a post-OOM crash in updateRangeAffinityStr(). Add several ALWAYS() macros on unreachable branches. (check-in: 87d40195 user: drh tags: rowvalue) | |
| 17:54 | Fix a problem with affinity changes and vector range comparisons. (check-in: b34413ac user: dan tags: rowvalue) | |
| 13:19 | Allow ROWID values in indexed vector comparisons. (check-in: b0cc6be4 user: drh tags: rowvalue) | |
| 12:00 | Fix a problem in internal function sqlite3OpenTableAndIndices causing an operand of an unrelated VM instruction to be overwritten. Fix for [ef360601]. (check-in: 70901479 user: dan tags: trunk) | |
| 04:32 | Rename a test procedure in 'speed3.test' to avoid a name collision. (check-in: 84de17bc user: mistachkin tags: trunk) | |
| 03:42 | Comment improvements. Put ALWAYS and NEVER macros on three unreachable branches. (check-in: 39761700 user: drh tags: rowvalue) | |
| 02:10 | Adapt the special case of '$' in item names for test 'vtabH-3.1' as well. (check-in: e4aeaa2b user: mistachkin tags: trunk) | |
| 01:47 | Make the test 'vtabH-3.1' work when there are less than 5 top-level items. (check-in: 328f79bb user: mistachkin tags: trunk) | |
| 01:17 | Support running the fstree tests in 'vtabH.test' on Windows when not using the system drive. (check-in: 3680f95f user: mistachkin tags: trunk) | |
| 01:02 | Remove an unreachable branch from sqlite3ExprAffinity() (check-in: 9d96f614 user: drh tags: rowvalue) | |
|
2016-08-25
| ||
| 23:24 | Fix typos in 'vtabF.test' file. No changes to code. (check-in: a8546fee user: mistachkin tags: trunk) | |
| 22:31 | Merge recent changes from trunk. (check-in: 5789aab8 user: drh tags: rowvalue) | |
| 22:06 | Fix the sqlite3_trace_v2() interface so that it goes disabled if either the callback or mask arguments are zero, in accordance with the documentation. (check-in: 37e6c54b user: drh tags: trunk) | |
| 21:14 | Refactor the sqlite3ExprCodeIN() routine for improved maintainability. (check-in: b56705ae user: drh tags: rowvalue) | |
| 17:47 | Another fix in the IN-operator algorithm description. (check-in: f474aeac user: drh tags: rowvalue) | |
| 17:40 | Further refinement of the in-operator.md documentation. (check-in: df064837 user: drh tags: rowvalue) | |
| 15:46 | Improvements to IN operator code generator comments. Avoid unnecessary Copy operations on the LHS of the IN operator. (check-in: b6344298 user: drh tags: rowvalue) | |
| 14:23 | Corrections to the IN-operator notes. (check-in: 25033ee9 user: drh tags: rowvalue) | |
| 14:00 | Add notes on the implementation of the IN operator. (check-in: d256b2ca user: drh tags: rowvalue) | |
|
2016-08-24
| ||
| 21:54 | Simplified VDBE code for the vector NOT IN null-scanning loop. (check-in: 7ae504e6 user: drh tags: rowvalue) | |
| 21:24 | Improved extended comments of comparison operators when the SQLITE_STOREP2 flags is set on P5. No changes to non-debug code. (check-in: bbc1b016 user: drh tags: rowvalue) | |
| 19:58 | Modularize all use of the calling convention macros based on the USE_STDCALL nmake macro. (check-in: e4a56197 user: mistachkin tags: callbackConv) | |
| 19:14 | Add the sqlite3changebatch_db() API. (check-in: bee44ebc user: dan tags: changebatch) | |
| 18:51 | In sqlite3FindInIndex(), improve internal comments and avoid an unreachable branch. (check-in: 55945fc1 user: drh tags: rowvalue) | |
| 18:50 | Fix a bug in the fts5 snippet function causing it to return text containing zero phrase instances. (Closed-Leaf check-in: b174ed2b user: dan tags: fts5-snippet-bias) | |
| 18:49 | Merge updates from trunk. (check-in: 428fc38d user: mistachkin tags: callbackConv) | |
| 18:21 | Sync up the MSVC autoconf makefile. (check-in: 77f7c31a user: mistachkin tags: trunk) | |
| 17:49 | Fix more unreachable branches. (check-in: 6099c180 user: drh tags: rowvalue) | |
| 15:37 | Add a NEVER() on an unreachable branch in comparisonAffinity(). (check-in: 505a2f20 user: drh tags: rowvalue) | |
| 12:22 | Fix a buffer overrun in the code for handling IN(...) operators when the LHS of the operator contains indexed columns or expressions. (check-in: f41a0391 user: dan tags: rowvalue) | |
| 00:51 | The previous OOM fix was bad. Back it out and replace it with a better one. (check-in: 1e3bc369 user: drh tags: rowvalue) | |
| 00:25 | Avoid a potential null-pointer dereference following an OOM. (check-in: 25f6ed8d user: drh tags: rowvalue) | |
|
2016-08-23
| ||
| 19:02 | Simplify the row value misuse error message. (check-in: 838c50a5 user: drh tags: rowvalue) | |
| 19:02 | Add further tests for changebatch. And a fix to prevent a changeset from conflicting with itself. (check-in: 506d6ff4 user: dan tags: changebatch) | |
| 18:30 | Fix a problem with rowvalue UPDATE when the rowvalue is not the left-most and the RHS is a multi-column subquery. (check-in: e149e6b9 user: drh tags: rowvalue) | |
| 18:09 | Fix harmless compiler warnings in changebatch. (check-in: a721a738 user: drh tags: changebatch) | |
| 17:30 | Fix an uninitialized variable in CASE expression code generation. (check-in: c8ffae05 user: drh tags: rowvalue) | |
| 17:02 | Add a new method to sessions - sqlite3sessions_fullchangeset() - to return a changeset that always contains values for all old.* fields. Update changebatch to use these values to more reliably detect multi-column UNIQUE constraint violations. (check-in: efa761b2 user: dan tags: changebatch) | |
| 14:42 | Fix the SQLITE_USER_AUTHENTICATION login check so that the SQLITE_AUTH_USER error code correctly propagates and is not overwritten by SQLITE_ERROR. (check-in: c640489d user: drh tags: trunk) | |
|
2016-08-22
| ||
| 21:01 | Add a couple of extra tests to changebatch1.test. (check-in: 207d970b user: dan tags: changebatch) | |
| 20:49 | Add an experimental module to detect conflicts between sessions changesets. (check-in: 0c9fd6b7 user: dan tags: changebatch) | |
| 20:10 | Add support for the SQLITE_DBCONFIG_MAINDBNAME configuration option. (check-in: 78395193 user: drh tags: trunk) | |
| 14:30 | Fix the vector BETWEEN operator so that it only evaluates the left-most vector expression once. Add support for vector comparisons in the CASE operator. (check-in: 07e69f43 user: drh tags: rowvalue) | |
| 00:48 | Reinstate the mechanism in BETWEEN that avoids evaluating the first expression more than once, but fix the affinity extractor so that it works with this mechanism. The de-duplication of the first expression still does not work for vector expressions, though. (check-in: 2f39987f user: drh tags: rowvalue) | |
|
2016-08-20
| ||
| 22:49 | The docs promise the in "x BETWEEN y AND z" the x expression is only evaluated once. That is no longer true, and so some tests are failing. This needs to be fixed before merging to trunk. (check-in: e50d264f user: drh tags: rowvalue) | |
| 21:11 | Further comment enhancements. No changes to code. (check-in: d4562a9e user: drh tags: rowvalue) | |
| 21:02 | Clarification of code comments in expr.c. Clean up the implementations of sqlite3ExprIsVector() and sqlite3ExprVectorSize() slightly. (check-in: 4fb66d65 user: drh tags: rowvalue) | |
| 18:06 | Fixes for problems following OOM errors. (check-in: 9041ee4a user: drh tags: rowvalue) | |
| 17:23 | Fix other minor problems with the fts5 snippet() function. (check-in: b56b2a85 user: dan tags: fts5-snippet-bias) | |
| 17:00 | Do not duplicate the Expr.pLeft subtree of a TK_SELECT_COLUMN node. (check-in: 8384c77e user: drh tags: rowvalue) | |
| 15:01 | Fix a segfault that could occur if a query that used a vector comparison contained certain types of syntax errors. (check-in: 203f07c5 user: dan tags: rowvalue) | |
| 12:00 | Improvements to the vector comparison splitter in exprAnalyze(). (check-in: a3ffd283 user: drh tags: rowvalue) | |
| 01:06 | Improvements to comments. No code changes. (check-in: 4165d20f user: drh tags: rowvalue) | |
| 00:51 | Add support for vector assignments in the SET clause of an UPDATE statement. (check-in: f320d47d user: drh tags: rowvalue) | |
| 00:07 | Change the way TK_SELECT_COLUMN is handled so that the subquery is only generated once even if part of the vector comparison is used for indexing and the other part is now. This change also is a pathway to vector assignment in UPDATE statements. (check-in: d8feea7d user: drh tags: rowvalue) | |
|
2016-08-19
| ||
| 19:58 | Replace the magic number (-2) with its symbol XN_EXPR in the exprMightBeIndexed() routine. No logic changes. (check-in: d4a5af69 user: drh tags: rowvalue) | |
| 19:12 | Improved comments on sqlite3CodeSubquery(). No changes to code. (check-in: acea4ee1 user: drh tags: rowvalue) | |
| 18:40 | Show the WhereTerm.iField value on debugging output, when it is non-zero. (check-in: 931c9535 user: drh tags: rowvalue) | |
| 18:37 | Register any built-in fts5 module before loading automatic extensions. This allows automatic extensions to register fts5 tokenizers and auxiliary functions. (check-in: b10e31dc user: dan tags: fts5-snippet-bias) | |
| 18:28 | Fix an obsolete comment on codeEqualityTerm(). No changes to code. (check-in: d07be5af user: drh tags: rowvalue) | |
| 15:41 | Merge recent enhancements from trunk. (check-in: b1787236 user: drh tags: rowvalue) | |
| 15:17 | Merge the VACUUM attached database enhancement from trunk. (Closed-Leaf check-in: 12d5e38d user: drh tags: dbconfig_maindbname) | |
| 15:15 | Enhance the VACUUM command so that it can operate on an attached database. (check-in: 083f9e62 user: drh tags: trunk) | |
| 15:12 | Disable row counting on queries run while doing a VACUUM. (Closed-Leaf check-in: ad35ef11 user: drh tags: vacuum-attached-db) | |
| 14:25 | Have the fts5 snippet() function avoid favouring snippets that begin with sentences that do not contain search terms. Add an extra bias in favour of the first sentence in the document. (check-in: d8180af2 user: dan tags: fts5-snippet-bias) | |
| 14:20 | Add the capability to VACUUM an attached database by specifying the schema name as an argument to the VACUUM command. Since version 2.0, VACUUM has accepted an argument which was silently ignored. Now it has meaning. (check-in: 29d63059 user: drh tags: vacuum-attached-db) | |
|
2016-08-18
| ||
| 22:44 | Add the SQLITE_DBCONFIG_MAINDBNAME interface. (check-in: d6e3d579 user: drh tags: dbconfig_maindbname) | |
| 22:19 | Change the name of Db.zName to Db.zDbSName for improved long-term code maintainability. (check-in: cb9865e1 user: drh tags: trunk) | |
| 20:56 | Fix a zName to zDbSName conversion missed in the previous check-in. (Closed-Leaf check-in: d7cf423c user: drh tags: zDbSName) | |
| 19:04 | Fix a SQL NULL handling bug in the vector IN operator code generation. (check-in: 936146b1 user: drh tags: rowvalue) | |
| 18:09 | Display SELECT_COLUMN expressions in the .wheretrace debugging output. (check-in: 3b27a5da user: drh tags: rowvalue) | |
| 17:55 | Display VECTOR expressions in .wheretrace and .selecttrace debugging output. (check-in: 157347e2 user: drh tags: rowvalue) | |
| 15:36 | Since the TK_VECTOR token is not actually used by the parser, make it an extra token code added by the tool/addopcodes.tcl script during parser build. (check-in: b40b202c user: drh tags: rowvalue) | |
| 15:21 | Merge recent enhancements from trunk. (check-in: 4768a106 user: drh tags: rowvalue) | |
| 15:15 | Simplify the vector comparison code generator logic, and the resulting VDBE code. (check-in: e2ad0b5d user: drh tags: rowvalue) | |
| 14:47 | Adjust some tests to account for recent changes to the fts5 snippet function. (check-in: 184ecbe9 user: dan tags: fts5-snippet-bias) | |
| 14:33 | Rename the Db.zName field to Db.zDbSName to make it more descriptive and to distinguish it from all of the other "zName" variables scattered throughout the code. (check-in: 92a22f01 user: drh tags: zDbSName) | |
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2016-08-17
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| 19:05 | Bias the fts5 snippet() function to return snippets that look like they start at the start of sentences. (check-in: 60de1594 user: dan tags: fts5-snippet-bias) | |
| 11:14 | Fix a problem in the fts5 snippet() auxiliary function. (check-in: a861713c user: dan tags: trunk) | |
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2016-08-16
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| 16:46 | Fix a bug in destructor processing of Lemon. That has no impact on the SQLite grammar. The bug was introduced by prior work to optimize the Lemon-generated parser used by SQLite. (check-in: f9035b8e user: drh tags: trunk) | |
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2016-08-13
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| 14:30 | Questionable changes to support interruptible checkpoint in ZipVFS. (Leaf check-in: c7a9f26d user: dan tags: interruptible-checkpoint) | |
| 14:17 | Remove an unnecessary stack variable from sqlite3VdbeExec(). (Closed-Leaf check-in: c54bd9c8 user: drh tags: vector-compare) | |
| 13:03 | Improvements to commits. No code changes. (check-in: 18f5a3be user: drh tags: vector-compare) | |
| 12:37 | Fix to the vector less-than operator. All legacy tests passing now. (check-in: ec70a67e user: drh tags: vector-compare) | |
| 10:34 | Fix an fts5 problem with corrupt database handling found by address-sanitizer. (check-in: e22252e1 user: dan tags: trunk) | |
| 10:02 | Attempt to simplify the logic and generated code for vector comparisons. Basic comparison operators are working, but there are many indexing test failures still to be worked through. (check-in: dfc028cf user: drh tags: vector-compare) | |
| 06:38 | Fix a buffer overread in fts5. (check-in: fcfbee6c user: dan tags: trunk) | |
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2016-08-12
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| 16:21 | Have wal file checkpoints exit early if the sqlite3_interrupt() API function is called. (check-in: 8a5f41c7 user: dan tags: interruptible-checkpoint) | |
| 11:25 | Add VdbeCoverage() macros on newly added VDBE branch operations. (check-in: 381aa731 user: drh tags: rowvalue) | |
| 11:01 | Fix a post-OOM memory leak. (check-in: 14009b32 user: drh tags: rowvalue) | |
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2016-08-11
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| 19:12 | Merge version 3.14 plus some subsequent patches (including the page-cache performance patch) from trunk. (check-in: d9f8918c user: drh tags: begin-concurrent) | |
| 18:05 | Add the "modeof=<filename>" URI parameter to os_unix.c - used to specify a file to copy permissions from when a new database is created. Also allow passing NULL as the second parameter to sqlite3rbu_vacuum(). (check-in: ed406d31 user: dan tags: trunk) | |
| 12:31 | Merge recent changes from trunk. (check-in: 959677b9 user: drh tags: rowvalue) | |
| 09:55 | Fix a 1 byte buffer overwrite in the "sqldiff --rbu" command. (check-in: ab83d707 user: dan tags: trunk) | |
| 01:24 | Fix a harmless compiler warning in FTS5. (check-in: 2ea0c8b4 user: drh tags: trunk) | |
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2016-08-10
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| 20:02 | Optimization to sqlite3WhereExprUsage(). (check-in: 95493058 user: drh tags: trunk) | |
| 19:43 | List of MATCH operator names in isMatchOfColumn() should be constant. (check-in: 7319d676 user: drh tags: trunk) | |
| 18:56 | Performance enhancement in the expression walker. (check-in: ebccbd96 user: drh tags: trunk) | |
| 15:02 | Tweaks to pcache1TruncateUnsafe() to make it slightly smaller and faster and easier to test. (check-in: 059f4e2e user: drh tags: trunk) | |
| 14:40 | Rearrange the code inside sqlite3RunParser() routine so that sqlite3Parser() is only called from a single place. This allows sqlite3Parser() to be in-lined, which results in a 0.25% overall performance gain. (check-in: 25d1d02b user: drh tags: trunk) | |