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100 check-ins occurring around e3794997c34f03db.
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2021-08-09
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| 11:03 | Merge latest trunk changes into this branch. (check-in: 67ed7422 user: dan tags: wal2) | |
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2021-08-07
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| 23:16 | Refactor sqlite3.magic into sqlite3.eOpenState. (check-in: e5d6512a user: drh tags: trunk) | |
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2021-08-06
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| 20:17 | Fix an RBU problem with restarting an update after the *-oal file is already larger than 4GiB. (check-in: 087b8b41 user: dan tags: trunk) | |
| 19:38 | Attempt to fix the showwal.c utility program so that it works on WAL files larger than 4GiB. (check-in: 5c0f9ea9 user: drh tags: trunk) | |
| 15:26 | Fix harmless compiler warnings. Omit redundant copies of os_common.h and hwtime.h from the amalgamation. (check-in: 09142700 user: drh tags: trunk) | |
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2021-08-05
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| 15:27 | Store the collating sequence name for each column of a table as an extension to the column name, for an additional savings in the heap space needed to hold the schema. (check-in: 832ac4c1 user: drh tags: trunk) | |
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2021-08-04
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| 14:50 | Add NEVER() macros on recently introduced unreachable branches. (check-in: 806939eb user: drh tags: trunk) | |
| 13:42 | Always prefer built-in SQL functions over app-defined SQL functions within sqlite3NestedParse(). Formerly this was the case for a few calls to sqlite3NestedParse(), but not for all of them. (check-in: 164662ef user: drh tags: trunk) | |
| 11:29 | Avoid using LIKE with the target db in RBU. It is possible the user may issue "PRAGMA case_sensitive_like = 1" or override the like() user function, causing RBU to malfunction. (check-in: 7cbd8cd5 user: dan tags: trunk) | |
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2021-08-03
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| 23:23 | Fix the build for SQLITE_ENABLE_UPDATE_DELETE_LIMIT. (check-in: 5150d2da user: drh tags: trunk) | |
| 18:45 | Improved harmony with the reuse-schema branch. (check-in: cbc703f7 user: drh tags: trunk) | |
| 17:05 | Merge recent trunk enhancements into the begin-concurrent-report branch. (check-in: 385e3b4e user: drh tags: begin-concurrent-report) | |
| 16:49 | Merge recent trunk changes into the begin-concurrent-pnu branch. (check-in: 2c25f25b user: drh tags: begin-concurrent-pnu) | |
| 16:44 | Merge recent trunk changes into the begin-concurrent-pnu-wal2 branch. (check-in: 5b6f6514 user: drh tags: begin-concurrent-pnu-wal2) | |
| 16:31 | Merge recent trunk enhancements into the begin-concurrent branch. (check-in: 8d806cf9 user: drh tags: begin-concurrent) | |
| 16:11 | Merge recent trunk enhancements into the reuse-schema branch. (check-in: d71adc3f user: drh tags: reuse-schema) | |
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2021-08-02
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| 20:29 | Merge recent trunk enhancements into the wal2 branch. (check-in: f615d7ba user: drh tags: wal2) | |
| 18:03 | Refactor field names in the Column object, zCnName and zCnColl, to make them unique and thus easier to find amid all the other code. (check-in: 8b781dca user: drh tags: trunk) | |
| 16:41 | Refactor the Table object to reduce its memory footprint. (check-in: bbb6759b user: drh tags: trunk) | |
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2021-07-31
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| 20:30 | Refactor the way that DEFAULT expressions are stored on columns, in order to save memory in the common case where the column has no DEFAULT clause. (check-in: 8646547e user: drh tags: trunk) | |
| 19:37 | Sync to trunk (check-in: d449941b user: larrybr tags: cli_extension) | |
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2021-07-30
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| 23:30 | Recognize certain standard datatypes ("INT", "INTEGER", "REAL", "TEXT", and "BLOB") and if a column has one of those datatypes, store the type part of the bit-field information in the Column structure to save space. (check-in: d2da62a9 user: drh tags: trunk) | |
| 20:09 | If a generated column uses the optional keywords GENERATE ALWAYS, try to avoid putting those keywords in the typename of the column. Forum post ff3ffe09251c105b (check-in: 3c954863 user: drh tags: trunk) | |
| 18:39 | Avoid clownfeet in the names columns when the column names are quoted in the original CREATE TABLE statement. (check-in: 980f7292 user: drh tags: trunk) | |
| 12:47 | Reduce clownfooting in the allocation of the Table.aCol array. This reduces the amount of heap space required to hold large schemas by about 11%. (check-in: 2941ded0 user: drh tags: trunk) | |
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2021-07-29
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| 18:34 | Enhance the wal.c source file with an ASCII-art schematic of the -shm file header. (check-in: a6c160e0 user: drh tags: trunk) | |
| 17:31 | Improvements to asserts to enforce magic numbers in the wal-index format. Also improve automatic configure and make builds on legacy PPC iBooks. (check-in: 87b8d478 user: drh tags: trunk) | |
| 17:23 | Complete warning-free build on old PPC iBook. (Closed-Leaf check-in: ef2a0850 user: drh tags: wal-asserts) | |
| 17:01 | Fix an error in one of the assert() statements added by [23b08fe9db24a953]. (check-in: ad24334b user: drh tags: wal-asserts) | |
| 16:49 | Minor tweaks to various TCL build scripts so that they work even for TCL 8.4, which is obsolete, but is also all that is available for some legacy platforms. (check-in: 2269ce64 user: drh tags: wal-asserts) | |
| 16:48 | Improve comments and add new assert() statements in WAL to help document how everything works. (check-in: 23b08fe9 user: drh tags: wal-asserts) | |
| 14:27 | Merge the latest enhancements from trunk. (Leaf check-in: 8498d772 user: drh tags: win-blocking-locks) | |
| 00:33 | Remove ALWAYS() macros that can be true if the internal test function implies_nonnull_row() is used in the result set of a query and contains comparison operator against a computed column. dbsqlfuzz 4c34db5bff6247f33ee49e341a1f3018e72be0a0. (check-in: 4d1dbfa3 user: drh tags: trunk) | |
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2021-07-28
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| 18:13 | Add test case to ensure that sessions works with DELETE statements that use the truncate optimization (i.e. a DELETE without a WHERE clause). (check-in: a2fc5311 user: dan tags: trunk) | |
| 02:04 | Fix a harmless uninitialized variable read that occurs after an error associated with a subquery that uses DISTINCT. Found by a fuzzer. (check-in: e9719f97 user: drh tags: trunk) | |
| 01:22 | Reduce the scope of a variable in order to fix a harmless compiler warning that occurs under -DSQLITE_OMIT_AUTOMATIC_INDEX. (check-in: 36d5dbbe user: drh tags: trunk) | |
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2021-07-26
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| 19:49 | Remove sqldiff --visible-controls option, make it always happen. Add test cases for controls made visible (check-in: ff74c0cc user: larrybr tags: trunk) | |
| 18:28 | Give sqldiff --visible-controls option to deal with non-graphic text content robustly across platforms (check-in: 68d2373f user: larrybr tags: trunk) | |
| 01:35 | Manual merge of new .connection shell command (check-in: 0d41f7f9 user: larrybr tags: cli_extension) | |
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2021-07-23
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| 19:26 | Merge the ".connection" CLI enhancement from trunk. (check-in: d317d44f user: drh tags: win-blocking-locks) | |
| 18:43 | Enhance the CLI with the ".connection" command that can switch between up to five different database connections. Used for manual testing of multiple database connections in the same process. (check-in: 54eaf076 user: drh tags: trunk) | |
| 14:53 | Merge recent enhancements on trunk into the win-blocking-locks branch. (check-in: 9ecad2f8 user: drh tags: win-blocking-locks) | |
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2021-07-22
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| 21:11 | Set the checkSchema flag if a CREATE TABLE parse fails because the table already exists, to ensure that the table was not previously deleted by some other connection. (check-in: 91bcb962 user: drh tags: trunk) | |
| 18:22 | Fix ALTER TABLE DROP COLUMN so that it generates valid bytecode even when operating on a corrupt database and using PRAGMA writable_schema=ON. dbsqlfuzz 5f09e7bcc78b4954d06bf9f2400d7715f48d1fef (check-in: b65f4f76 user: drh tags: trunk) | |
| 16:07 | One of the optimizations of check-in [de9c86c9e4cdb34f] does not work for terms originating in the ON/USING clause, as demonstrated by forum post 6cf3bb457c3f4685. This check-in disables that optimization for ON/USING terms. Also improve the TreeView display for the resulting "true"/"false" nodes to show that they originate from the ON/USING clause. Add a testcase() to the other optimization to show that it can still be used for ON/USING terms. (check-in: 1f679604 user: drh tags: trunk) | |
| 10:44 | Fix a problem in the new os_unix.c code. Refine the threadtest3 test case some. (Leaf check-in: 2039d447 user: dan tags: unix-timed-wait-exp) | |
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2021-07-21
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| 15:42 | Improved robustness of cursor renumbering in the UNION ALL flattener when operating on vector assignments of an UPDATE FROM. dbsqlfuzz 417d2b053b9b3c9edaf22dd515564f06999e029c (check-in: 60695359 user: drh tags: trunk) | |
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2021-07-20
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| 21:02 | Add in-process blocking locks to os_win.c using a similar technique. (check-in: b67c157f user: dan tags: unix-timed-wait-exp) | |
| 17:23 | Merge changes from the win-blocking-locks branch into this one. (check-in: 85fd18d7 user: dan tags: unix-timed-wait-exp) | |
| 16:07 | Run a "PRAGMA quick_check", if necessary, on the modified table after an ALTER TABLE ADD COLUMN to verify that added NOT NULL or CHECK constraints are satisfied by existing rows. Abort the ADD COLUMN if not. Forum post c04814903d6ec4f7. (check-in: e3794997 user: drh tags: trunk) | |
| 14:57 | Avoid a malfunction that could occur if the same correlated column reference appears in both the GROUP BY and the HAVING clause of a sub-select. dbsqlfuzz a779227f721a834df95f4f42d0c31550a1f8b8a2. (check-in: 1e35cc6d user: dan tags: trunk) | |
| 08:23 | Fix issues in the new ADD COLUMN constraint checking. Add preliminary test cases. (Closed-Leaf check-in: 48434ad3 user: drh tags: add-column-constraint-check) | |
| 07:35 | Demonstration code to show how NOT NULL and CHECK constraints can be verified after an ALTER TABLE ADD COLUMN. (check-in: 039f5403 user: drh tags: add-column-constraint-check) | |
| 02:02 | It does not work to deserialized into TEMP, so do not allow it. The sqlite3_deserialize() routine now returns SQLITE_ERROR if you try. (check-in: 18068cc6 user: drh tags: trunk) | |
| 00:18 | Fix compilation of 'threadtest3' for some older versions of MSVC. (check-in: b5ede6a6 user: mistachkin tags: trunk) | |
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2021-07-19
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| 20:52 | More precision in comparing integers and floating point values while processing the integer primary key for OP_SeekGE and similar. Forum post 2bdb86a068. (check-in: f9c6426d user: drh tags: trunk) | |
| 20:34 | Revise the testthread3.walthread6 test case to better demonstrate the advantages of blocking locks. (check-in: 952b4cae user: dan tags: unix-timed-wait-exp) | |
| 17:06 | Merge trunk with this branch. (check-in: 853c621b user: dan tags: unix-timed-wait-exp) | |
| 16:49 | Updates so that "threadtest3[.exe]" can be built for windows with MSVC. (check-in: 4ce585fb user: dan tags: trunk) | |
| 14:00 | In defensive mode, allow statements that write to shadow tables to be prepared from with virtual-table xSync() calls. (check-in: c8601d83 user: dan tags: trunk) | |
| 03:38 | Fix minor spacing issues in the MSVC makefile. (check-in: d78c272b user: mistachkin tags: trunk) | |
| 03:37 | Minor enhancements to new OSTRACE messages. (check-in: 3249a6a3 user: mistachkin tags: win-blocking-locks) | |
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2021-07-16
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| 22:43 | Try to omit the ORDER BY clause in subqueries if doing so does not change the result in any way. See Forum post 2d76f2bcf65d256a for details and history. (check-in: 85ddaf1b user: drh tags: trunk) | |
| 20:16 | Minor comment improvements. (Closed-Leaf check-in: 6854b591 user: drh tags: omit-subquery-order-by) | |
| 18:30 | Experiment with having SQLITE_ENABLE_SETLK_TIMEOUT builds on unix use a condition variable to wait for wal locks held by other threads. (check-in: 4a9f5ce7 user: dan tags: unix-timed-wait-exp) | |
| 17:11 | De-typo sqlite3_expanded_sql() doc (check-in: 56b0f541 user: larrybr tags: trunk) | |
| 17:04 | Modify the generate_series() table-valued functions so that its first argument (the START value) is required. Throw an error if that argument is not supplied. In this was the series.c loadable extension can be used as a demonstration of how to code an xBestIndex function to require certain parameters. Compile with -DZERO_ARGUMENT_GENERATE_SERIES to obtain the legacy behavior. (check-in: 459d85a2 user: drh tags: trunk) | |
| 15:30 | Fix the "main.mk" makefile so that "series.c" is a dependency of "shell.c". (check-in: ff959917 user: drh tags: trunk) | |
| 01:19 | Get the "omit ORDER BY in FROM-clause subqueries" optimization working for the core test cases. (check-in: e31c5888 user: drh tags: omit-subquery-order-by) | |
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2021-07-15
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| 23:34 | By default, do not emit #line directives in the amalgamation. (check-in: bacfa936 user: mistachkin tags: trunk) | |
| 23:12 | Initial work on blocking locks for the Win32 VFS. Various other small enhancements. (check-in: 584c2425 user: mistachkin tags: win-blocking-locks) | |
| 19:29 | Attempt to omit ORDER BY clauses from FROM-clause subqueries if those ORDER BY clauses do not affect the output. See forum thread 2d76f2bcf65d256a for discussion. This can help the query flattener in some cases, resulting in faster query plans. The current implemention does not always work. (check-in: ef97c3e7 user: drh tags: omit-subquery-order-by) | |
| 16:39 | Change references to the schema table in sqlite3_analyzer to the new SQLITE_SCHEMA name. (check-in: 3beb77d6 user: drh tags: trunk) | |
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2021-07-14
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| 21:18 | Fix a use-after-free error in ioerr.test caused by an error in test code. (check-in: 1594056a user: dan tags: trunk) | |
| 19:35 | Enhance the Windows VFS to recognize SQLITE_FCNTL_LOCK_TIMEOUT and make the value set there available to the winLockFile() function. (check-in: 954b5d61 user: drh tags: win-blocking-locks) | |
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2021-07-13
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| 22:49 | Enhance comments pertaining to the interface linkage / calling convention macros. (check-in: c378e992 user: mistachkin tags: trunk) | |
| 21:59 | Further revisions to #line handling for amalgamation builds. (check-in: 9a843212 user: mistachkin tags: trunk) | |
| 20:55 | Get correct #line tags into amalgamation for other builds too. (check-in: 999eb800 user: larrybr tags: trunk) | |
| 15:30 | Remove two incorrect assert() statements from the logic used to derive column names and types from subqueries. This allows the SQL associated with CVE-2020-13871 (ticket [c8d3b9f0a750a529]) to be tested. (Closed-Leaf check-in: d2e67220 user: dan tags: branch-3.28a) | |
| 11:59 | Get #line tags into amalgamation, subject to configure. (check-in: 5d81b598 user: larrybr tags: trunk) | |
| 11:55 | Merge from trunk, rename tool option for its effect (Leaf check-in: 9327f73c user: larrybr tags: line_tags) | |
| 11:30 | Do not attempt to run Tcl sessions tests unless both SQLITE_ENABLE_PREUPDATE_HOOK and SQLITE_ENABLE_SESSIONS are defined. (check-in: 385db794 user: dan tags: trunk) | |
| 01:45 | Amalgamation has #line directives by default. Minor mksqlite3c.tcl changes (check-in: ba3eff71 user: larrybr tags: line_tags) | |
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2021-07-12
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| 15:00 | Fix a defect in the query-flattener optimization identified by ticket [8f157e8010b22af0]. This fix is associated with CVE-2020-15358. (Leaf check-in: bcd014c4 user: dan tags: branch-3.32a) | |
| 14:38 | Fix a defect in the query-flattener optimization identified by ticket [8f157e8010b22af0]. This fix is associated with CVE-2020-15358. (check-in: 9e001b63 user: dan tags: branch-3.28a) | |
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2021-07-11
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| 12:58 | Much self-doc improvement for shell.c generation. Misleading error message fixed. (check-in: 7738ce1b user: larrybr tags: cli_extension) | |
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2021-07-10
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| 14:48 | .tables fixup for legacy behavior. (check-in: 827ea61d user: larrybr tags: cli_extension) | |
| 03:42 | Migration to dispatched meta-commands done (check-in: ac4267da user: larrybr tags: cli_extension) | |
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2021-07-09
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| 23:12 | Clarify comment on sqlite3.h's interface decaration macros. (check-in: 7cb09aef user: larrybr tags: trunk) | |
| 16:00 | Remove disused linkage macros. (Leaf check-in: f14d3571 user: drh tags: disused-link-macros) | |
| 14:59 | Fix an assert() that might fail if sqlite3_create_function_v2() is invoked with NULL xStep and xFinal callbacks and a non-NULL xDestroy. (check-in: ab1550a6 user: dan tags: trunk) | |
| 13:52 | Enhance the sqlite3_create_function() interfaces to assume a value of SQLITE_UTF8 is presented with a nonsense value for the preferred encoding. This is undocumented behavior added for robustness. (check-in: c1bb5cff user: drh tags: trunk) | |
| 13:29 | Merge latest trunk changes into this branch. (check-in: 0e968f9d user: dan tags: reuse-schema) | |
| 11:52 | Add the usual "#ifdef __cplusplus" magic to header file ext/misc/carray.h. Also update carray.h/carray.c to use SQLITE_API in the usual way. (check-in: 0f97c2a4 user: dan tags: trunk) | |
| 00:12 | Allow CLI shell build to #include same user-specified header as library build. (check-in: eb8af9a4 user: larrybr tags: trunk) | |
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2021-07-08
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| 23:35 | Rename optional SQLITE_CUSTOM_INC define to SQLITE_CUSTOM_INCLUDE. (check-in: 060aec37 user: mistachkin tags: trunk) | |
| 22:12 | Allow library build to #include a user-specified header. (check-in: 71e6490b user: larrybr tags: trunk) | |
| 18:29 | Preserve and return to the user any error message returned by a failed xConnect() call on an eponymous virtual table that prevents a query from being compiled. (check-in: bbbbeb59 user: dan tags: trunk) | |
| 12:12 | Fix an issue with the SQLite Expert extension when a column has no collating sequence. Forum post 78165fa250. (check-in: b1e0c22e user: drh tags: trunk) | |
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2021-07-07
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| 19:44 | Fix a harmless compiler warning in the "fuzzcheck" test program. (check-in: 8c432642 user: drh tags: trunk) | |