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100 events occurring around e6c96ed91e7a96d2.
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2019-11-10
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| 11:09 | Proper surrogate pair decoding added to JSON functions. See the mailing list bug report and https://bugs.python.org/issue38749. More test cases needed here, but it seems to work so far. (check-in: 51027f08 user: drh tags: trunk) | |
| 10:08 | Remove an incorrect ALWAYS() macro. (check-in: f7a74f89 user: drh tags: trunk) | |
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2019-11-09
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| 15:31 | Change the COLFLAG_NOTAVAIL bitmask so that it fits in the single-byte Walker.eCode field. (check-in: 53847f5c user: drh tags: trunk) | |
| 14:44 | New dbsqlfuzz test cases added. (check-in: 18c3a17d user: drh tags: trunk) | |
| 14:38 | Make sure the WITH stack in the Parse object is disabled following an error. (check-in: de6e6d68 user: drh tags: trunk) | |
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2019-11-08
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| 20:28 | • Fixed ticket [7e59041f]: DISTINCT malfunctions for VIEW with virtual table plus 7 other changes (artifact: 2f5eddbd user: drh) | |
| 20:13 | When a virtual table reports orderByConsumed, that tells us nothing about whether or not the SQLITE_DISTINCTBY constraint is met. Fix for ticket [7e59041f9c4e5102]. Test cases in TH3. (check-in: b59f94e4 user: drh tags: trunk) | |
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2019-11-07
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| 21:58 | • New ticket [7e59041f] DISTINCT malfunctions for VIEW with virtual table. (artifact: 3f8b5e74 user: mrigger) | |
| 19:59 | Experimental branch to provide SQLITE_LIMIT_HEAP_K to limit the amount of allocated memory used by each database connection, individually. (Leaf check-in: 4ab9dbb9 user: drh tags: limit_heap_k) | |
| 14:51 | • Fixed ticket [302027ba]: VACUUM results in "database disk image is malformed" for PRIMARY KEY with duplicate column plus 3 other changes (artifact: 64dcc54e user: drh) | |
| 14:51 | Fix the xferCompatibleIndex() function so that it recognizes that a PRIMARY KEY index for a WITHOUT ROWID table is different from a UNIQUE constraint index on the primary key. Ticket [302027baf1374498] (check-in: 34f64f11 user: drh tags: trunk) | |
| 14:27 | • Ticket [302027ba] VACUUM results in "database disk image is malformed" for PRIMARY KEY with duplicate column status still Open with 4 other changes (artifact: e4dac141 user: drh) ... 2 similar events omitted. | |
| 02:33 | • Fixed ticket [299b50ba]: UPDATE on table with two generated columns and CHECK clause results in segfault plus 6 other changes (artifact: de304abd user: drh) | |
| 02:32 | Restore generated column loop detection logic that was incorrectly removed from the previous check-in [9e07b48934e9a972]. This fixes ticket [299b50ba812d8e54] (check-in: 104a2beb user: drh tags: trunk) | |
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2019-11-06
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| 23:10 | • New ticket [299b50ba] UPDATE on table with two generated columns and CHECK clause results in segfault. (artifact: 627b5554 user: mrigger) | |
| 22:20 | • Fixed ticket [4fc08501]: Segfault when inserting into table with generated columns plus 6 other changes (artifact: 635c203d user: drh) | |
| 22:19 | Change the way generated columns are computed so that no column is computed inside branch code that might not be taken. Ticket [4fc08501f4e56692] (check-in: 9e07b489 user: drh tags: trunk) | |
| 19:25 | Minor simplification to the changes from check-in [36c11ad51f]. (check-in: 7bc8205d user: mistachkin tags: trunk) | |
| 17:31 | • Fixed ticket [ce22a077]: NULL WHERE condition unexpectedly results in row being fetched plus 6 other changes (artifact: d70a33c4 user: drh) | |
| 17:31 | Fix the OP_DeferredSeek index-to-table column map in P4 so that it works with generated columns. Ticket [ce22a07731530118] (check-in: 36c11ad5 user: drh tags: trunk) | |
| 15:41 | • New ticket [4fc08501] Segfault when inserting into table with generated columns. (artifact: 73daa54f user: mrigger) | |
| 15:16 | • New ticket [ce22a077] NULL WHERE condition unexpectedly results in row being fetched. (artifact: b13b7dce user: mrigger) | |
| 14:50 | • Fixed ticket [2399f598]: REPLACE on table with generated NOT NULL column results in segfault plus 6 other changes (artifact: 990c736a user: drh) | |
| 14:49 | Fix the handling of NOT NULL constraint violations for generated columns in a REPLACE statement. Ticket [2399f5986134f79c] (check-in: 77b1c90a user: drh tags: trunk) | |
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2019-11-05
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| 22:31 | • New ticket [2399f598] REPLACE on table with generated NOT NULL column results in segfault. (artifact: c677a2c3 user: mrigger) | |
| 13:04 | • Closed ticket [1cda8f4b]: UNLIKELY in query causes row to not be fetched plus 6 other changes (artifact: 248d7d1e user: drh) ... 1 similar event omitted. | |
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2019-11-04
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| 12:49 | Changes an unreachable testcase() into an assert(). (check-in: 5710845b user: drh tags: trunk) | |
| 02:06 | • Fixed ticket [02aa2bd0]: Row value comparison malfunctions on view with left join plus 6 other changes (artifact: 9c9659a8 user: drh) | |
| 02:05 | Fix a false-postive in the sqlite3ExprImpliesNonNullRow() decision routine, that resulted in an incorrect LEFT JOIN strength reduction when the WHERE clause contained a row-value comparison. Ticket [02aa2bd02f97d0f2] (check-in: ea20068e user: drh tags: trunk) | |
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2019-11-03
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| 10:51 | • New ticket [02aa2bd0] Row value comparison malfunctions on view with left join. (artifact: 0d1dbe84 user: mrigger) | |
| 10:06 | • New ticket [3c9eadd2] PRAGMA integrity_check fails due to CHECK constraint even without records. (artifact: d58c01a9 user: mrigger) | |
| 00:07 | • Fixed ticket [623eff57]: LEFT JOIN in view malfunctions with partial index on table plus 6 other changes (artifact: 4895f3bf user: drh) | |
| 00:07 | The optimization of check-in [9b2879629c34fc0a] is incorrectly reasoned. The WHERE clause of the partial index might not be true if the table of the partial index is the right table of a left join. So disable the optimization in that case. Ticket [623eff57e76d45f6] (check-in: 3be19e11 user: drh tags: trunk) | |
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2019-11-02
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| 21:41 | • New ticket [623eff57] LEFT JOIN in view malfunctions with partial index on table. (artifact: 4a276959 user: mrigger) | |
| 17:59 | Fix a problem in VIEW creation that was introduced by the generated columns feature. (check-in: 9c795c4d user: drh tags: trunk) | |
| 13:45 | "STORED" is not actually a keyword. The parser looks for STORED as an ordinary identifier. (check-in: 167cd574 user: drh tags: trunk) | |
| 13:33 | • Edit [17e9f65814264de9|17e9f658]: Edit check-in comment. (artifact: 461928a4 user: drh) | |
| 13:33 | • Fixed ticket [a9efb428]: Incorrect result for GLOB operator plus 6 other changes (artifact: 5ddca416 user: drh) | |
| 13:32 | In sqlite3GenerateIndexKey(), do not attempt to reuse column values from the previous index if the current index is a partial index as the partial index test may have changed those values. Ticket [a9efb42811fa41ee] (check-in: 17e9f658 user: drh tags: trunk) | |
| 08:22 | • New ticket [a9efb428] Incorrect result for GLOB operator. (artifact: 003e557e user: mrigger) | |
| 00:00 | Restore the on-line ".help" for the ".explain" command in the CLI. (check-in: 28b8f103 user: drh tags: trunk) | |
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2019-11-01
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| 18:52 | Fix a harmless compiler warning. (check-in: f0ebea35 user: drh tags: trunk) | |
| 17:31 | The SET DEFAULT and SET NULL conflict resolution actions for foreign key constraints should cause an error when they appear on a generated column. (check-in: b47513d2 user: drh tags: trunk) | |
| 16:37 | Fix a potential use-after-free bug that follows an OOM error in code added two days ago by check-in [84e02d773d60cffe]. Problem discovered by OSSFuzz. (check-in: 0a2eb949 user: drh tags: trunk) | |
| 16:08 | Add another missing column number translation to the foreign key logic. (check-in: 32df5edc user: drh tags: trunk) | |
| 15:19 | • Fixed ticket [c28a01da]: REPLACE causes segfault in table with generated column and foreign key plus 6 other changes (artifact: 5ed2b8c2 user: drh) | |
| 15:19 | Omit the optimization that reduces the column-count on rowid-table cursors when the table has generated columns, because we do not know what columns the generator expressions might try to access. (check-in: e6c96ed9 user: drh tags: trunk) | |
| 13:37 | Fix an fts3 assert() that could fail when operating on a database containing corrupt records. (check-in: 7c52f547 user: dan tags: trunk) | |
| 12:14 | Add missing column translations to foreign key logic. Ticket [c28a01da72f8957c] (check-in: bc6a43e7 user: drh tags: trunk) | |
| 10:49 | Fix a potential array bounds overflow in the mkkeywordhash.c code generator. Also add marks to omit keywords specific to generated columns when building with -DSQLITE_OMIT_GENERATED_COLUMNS. (check-in: cc6a4081 user: drh tags: trunk) | |
| 08:00 | • New ticket [c28a01da] REPLACE causes segfault in table with generated column and foreign key. (artifact: baaa9dac user: mrigger) | |
| 02:30 | Slightly faster keyword hash table. (check-in: f12e743e user: drh tags: trunk) | |
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2019-10-31
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| 20:58 | • Ticket [b9befa4b] Segfault in table with generated column and foreign key status still Fixed with 3 other changes (artifact: 59afd142 user: drh) ... 1 similar event omitted. | |
| 20:54 | Correctly generate pre-UPDATE content for virtual columns that are used by foreign key constraints. Ticket [b9befa4b83a660cc] (check-in: 40d3282e user: drh tags: trunk) | |
| 20:02 | • New ticket [b9befa4b] Segfault in table with generated column and foreign key. (artifact: 99d2ef1d user: mrigger) | |
| 17:13 | Add a few simple TCL test cases for generated columns. (Full test coverage of the generated column logic is provided separately by TH3.) (check-in: acedb5c7 user: drh tags: trunk) | |
| 13:16 | • Fixed ticket [1d2a8efc]: VACUUM on table with generated column that uses TYPEOF results in an error plus 6 other changes (artifact: 6088e629 user: drh) | |
| 13:16 | Ignore differences in Expr.op2 in sqlite3ExprCompare() in cases where it does not matter. Ticket [1d2a8efc6c3a595a]. (check-in: 32982067 user: drh tags: trunk) | |
| 12:30 | Enhance the TreeView logic to show information about Expr.op2 for FUNCTION and COLUMN nodes. (check-in: aceeaf9e user: drh tags: trunk) | |
| 09:42 | • New ticket [1d2a8efc] VACUUM on table with generated column that uses TYPEOF results in an error. (artifact: c4ece77a user: mrigger) | |
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2019-10-30
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| 18:50 | • Fixed ticket [830277d9]: Non-deterministic date/time functions allowed in CHECK constraints plus 3 other changes (artifact: cfa6b870 user: drh) | |
| 18:50 | Always disallow the use of non-deterministic functions in CHECK constraints, even date/time functions that use the 'now' or similar keywords. Provide improved error messages when this requirement is not met. Ticket [830277d9db6c3ba1] (check-in: 2978b65e user: drh tags: trunk) | |
| 16:29 | Simplify the bytecode generation for SQL function calls such that the OP_Function or OP_PureFunc opcodes are coded directly, rather than using the intermediate OP_Function0 or OP_PureFunc0 - opcodes that are now removed. (check-in: 84e02d77 user: drh tags: trunk) | |
| 13:00 | New tokens ALWAYS, GENERATED, and STORED used by generated columns should all be fallback tokens. (check-in: 13fe6978 user: drh tags: trunk) | |
| 10:33 | • Ticket [830277d9] Non-deterministic date/time functions allowed in CHECK constraints status still Open with 6 other changes (artifact: e6974b73 user: drh) ... 1 similar event omitted. | |
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2019-10-29
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| 16:19 | • Fixed ticket [6484e6ce]: VACUUM on table with generated column results in an error plus 6 other changes (artifact: 56f2a7d5 user: drh) | |
| 16:18 | Remove the legacy_file_format PRAGMA. In its place, provide the SQLITE_DBCONFIG_LEGACY_FILE_FORMAT option to sqlite3_db_config(). Fix for ticket [6484e6ce678fffab] (check-in: 4d424f30 user: drh tags: trunk) | |
| 09:24 | • New ticket [6484e6ce] VACUUM on table with generated column results in an error. (artifact: d41ad93d user: mrigger) | |
| 03:39 | • Fixed ticket [166347c6]: VACUUM issue on table with generated column plus 6 other changes (artifact: 637c9317 user: drh) | |
| 03:39 | Tighten the generated column requirement such that every table must have at least one non-generated column. Ticket [166347c6fc994155]. (check-in: 4fba090e user: drh tags: trunk) | |
| 03:30 | • Fixed ticket [9621dd78]: Segfault when updating table with generated columns plus 5 other changes (artifact: 2ffdd4bb user: drh) | |
| 03:30 | Add a missing translation from table column numbers to storage table numbers while processing constraints on an UPDATE statement. Ticket [9621dd78a024d07a] (check-in: 361ea81a user: drh tags: trunk) | |
| 01:26 | Disallow tables that have only virtual columns. (check-in: 59197321 user: drh tags: trunk) | |
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2019-10-28
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| 22:13 | • New ticket [9621dd78] Segfault when updating table with generated columns. (artifact: 56e5d65e user: mrigger) | |
| 21:48 | • New ticket [166347c6] VACUUM issue on table with generated column. (artifact: 40b5189a user: mrigger) | |
| 13:54 | Fix a problem in fts3 causing it to report corruption if a doclist contains consectutive rowid entries that differ by more than 2^63. (check-in: 0b0a3048 user: dan tags: trunk) | |
| 13:07 | Remove a NEVER() comparison from sqlite3ExprCompare(). (check-in: f4285297 user: drh tags: trunk) | |
| 04:20 | ALWAYS macro added for coverage. (check-in: a1e1ba91 user: drh tags: trunk) | |
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2019-10-27
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| 22:22 | • Fixed ticket [91e86951]: Segfault in table with generated columns plus 6 other changes (artifact: fee5eb53 user: drh) | |
| 22:22 | Improved detection of attempts to use a generated column as part of the primary key. Ticket [91e86951016a6802] (check-in: 6d1bbba9 user: drh tags: trunk) | |
| 21:29 | • New ticket [91e86951] Segfault in table with generated columns. (artifact: 2061749a user: mrigger) | |
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2019-10-26
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| 23:52 | • Fixed ticket [3ea17551]: REINDEX causes "UNIQUE constraint failed" error for generated column plus 4 other changes (artifact: 9377cbb6 user: drh) | |
| 23:51 | Remove code from the constraint checker that generates virtual column values with the incorrect time. Turns out the the regular code for all other columns works correctly and so the incorrect special-case code is not actually needed. Fix for ticket [3ea175512444b0d1]. (check-in: 5b4c0f2d user: drh tags: trunk) | |
| 21:26 | • Ticket [3ea17551] REINDEX causes "UNIQUE constraint failed" error for generated column status still Open with 3 other changes (artifact: bc78fd24 user: mrigger) ... 2 similar events omitted. | |
| 18:56 | Remove redundant code resulting from a merge error on the previous check-in. (check-in: 713fe86b user: drh tags: trunk) | |
| 18:47 | Add support for generated columns. (check-in: b855acf1 user: drh tags: trunk) | |
| 17:08 | Performance optimization on sqlite3GenerateConstraintChecks() - bypass the loop that checks each column for NOT NULL constraints if it is known in advance that the table has no NOT NULL constraints. (check-in: e3c3f4d7 user: drh tags: trunk) | |
| 16:39 | • Fixed ticket [c1e19e12]: Trigger causes query to compute incorrect result plus 4 other changes (artifact: 03ce838d user: drh) | |
| 16:38 | Clarify some comments and add assert() and testcase() macros to the replace-trigger recheck logic for ticket [c1e19e12046d23fe] (check-in: 8c0042bd user: drh tags: trunk) | |
| 16:02 | Fix a problem in the legacy ".explain on" formatting when it is used on a query with more than 8 output columns. (check-in: 070b4982 user: drh tags: trunk) | |
| 15:40 | Minor changes to help ensure the pointer returned by sqlite3VdbeGetOp() is not used after it becomes invalid. (check-in: 346bdd49 user: drh tags: trunk) | |
| 12:27 | Overnight, OSSFuzz helpfully pointed out a potential use-after-free bug in yesterdays changes, involving continued use of a pointer after the memory pointed to had been realloc()-ed. Thanks Google. (check-in: c422afb5 user: drh tags: trunk) | |
| 01:43 | Add missing VdbeCoverage() macro. Fix an off-by-one error in partial index handling. New test cases. Ticket [c1e19e12046d23fe] (check-in: 41cc8e3d user: drh tags: trunk) | |