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2019-10-26
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| 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) | |
| 00:04 | If replace triggers are run during uniqueness checking, then rerun all uniqueness checks a second time using the ABORT algorithm. Fix for ticket [c1e19e12046d23fe] (check-in: fbac0c65 user: drh tags: trunk) | |
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2019-10-25
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| 14:46 | Performance optimization in sqlite3BtreeCursor(). (check-in: ea068b09 user: drh tags: trunk) | |
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2019-10-24
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| 23:43 | Merge fixes from trunk. (Closed-Leaf check-in: 4ec57d88 user: drh tags: generated-columns) | |
| 21:02 | The previous fix was incomplete. It is also necessary to disable the Expr.y.pTab field when making the translation. (check-in: b99d5701 user: drh tags: generated-columns) | |
| 20:35 | In fts5, fix a case of overreading a buffer by 1 byte when counting characters in malformed utf-8. Fix for [dd1f67bf]. (check-in: 8d964e1c user: dan tags: trunk) | |
| 20:29 | Fix handling of covering indexes that use virtual columns. (check-in: e0f7e321 user: drh tags: generated-columns) | |
| 19:35 | Correction to check-in [bec5b6d4d083556d] so that it detects *all* triggers that might perturb the insertion cursor. Ticket [50c09fc2cf0d91ce]. (check-in: 521f1d36 user: drh tags: trunk) | |
| 01:04 | Do not allow ALTER TABLE ADD COLUMN for a STORED column. (check-in: 42fc08bc user: drh tags: generated-columns) | |
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2019-10-23
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| 21:00 | Add an experimental set of UUID processing functions as the uuid.c extension in ext/misc/uuid.c. (check-in: 1a6e0093 user: drh tags: trunk) | |
| 18:14 | Add uuid_string and uuid_blob functions (Leaf check-in: 97ba442b user: numist tags: uuid-funcs) | |
| 18:09 | When a vector comparison appears in the WHERE clause and the constraint side has a COLLATE clause on the first term of the vector, be sure to honor that COLLATE clause. Ticket [135c9da7513e5a97]. (check-in: 978b2d20 user: drh tags: trunk) | |
| 18:01 | Create new branch named "uuid-funcs" (check-in: 815dc043 user: numist tags: uuid-funcs) | |
| 15:47 | Minor adjustments for clarity and test coverage. (check-in: 30065716 user: drh tags: generated-columns) | |
| 03:53 | Fix incorrect arguments to testcase() macros. (check-in: 812467fb user: drh tags: generated-columns) | |
| 00:31 | Fix the foreign key logic to be compatible with generated columns. (check-in: 3de57145 user: drh tags: generated-columns) | |
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2019-10-22
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| 21:01 | Take the declared column time into account when computing the values for generated columns, and apply appropriate affinity. (check-in: 9e04ba22 user: drh tags: generated-columns) | |
| 20:16 | Merge the row-value fix from trunk. (check-in: 1fbd7438 user: drh tags: generated-columns) | |
| 19:51 | Disqualify row-value comparisons for use by an index if the right-hand side has an affinity that does not match the index. Fix for ticket [6ef984af8972c2eb] (check-in: 5c118617 user: drh tags: trunk) | |
| 15:45 | Do not allow generated columns in the PRIMARY KEY. (check-in: 1a54743a user: drh tags: generated-columns) | |
| 13:59 | In UPDATE processing, include generated columns in the set of columns being updated if and only if their generator expressions reference some other column that is being updated. (check-in: d38176e9 user: drh tags: generated-columns) | |
| 13:01 | New testcase() macros. Fix a problem with INSERT when the IPK is to the right of generated columns. (check-in: 412799fc user: drh tags: generated-columns) | |
| 12:02 | Merge changes on trunk into the generated-columns branch. (check-in: ba123b8c user: drh tags: generated-columns) | |
| 11:29 | Previous check-in to fix [b47e3627ecaadbde] was incomplete. This check-in completes the fix and adds a test cases. (check-in: c7da1c01 user: drh tags: trunk) | |
| 01:00 | Move the sqlite3LocateCollSeq(), sqlite3FindCollSeq(), and sqlite3GetCollSeq() routines so that they are all beside one another in the callback.c source file. No logic changes. (check-in: 9ff80a9b user: drh tags: trunk) | |
| 00:03 | When flipping ("commuting") a comparison operator, set the new EP_Commuted bit rather than adding extra EP_Collate bits, to single later processing that the order of precedence for COLLATE operators is inverted. Fix for ticket [b47e3627ecaadbde] (check-in: 90f7c477 user: drh tags: trunk) | |
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2019-10-21
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| 23:41 | Add a VdbeCoverage() macro that was omitted from check-in [eea1e7aa57e74c43]. (check-in: cd2317d0 user: drh tags: trunk) | |
| 16:15 | Try to fix a harmless compiler warning reported by ICC. (check-in: 7f41b44c user: drh tags: trunk) | |
| 01:04 | Changes to the INSERT logic to make it simpler and faster and so that it works with generated columns and BEFORE triggers. (check-in: bc368cb0 user: drh tags: generated-columns) | |
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2019-10-20
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| 08:26 | Fix a resource leak in fts5 that could occur if an auxiliary function is called from within a query that does not use the full-text index. (check-in: b528bdcd user: dan tags: trunk) | |
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2019-10-19
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| 18:47 | Work toward getting generated columns to work with triggers. Still more work to do in this area. (check-in: 932a3727 user: drh tags: generated-columns) | |
| 15:01 | Add testcase macros. (check-in: fb9c9bb2 user: drh tags: generated-columns) | |
| 13:29 | Refactor names of column index transformation functions, for clarity. Get generated columns working with ALTER TABLE RENAME COLUMN. (check-in: 27ab41c9 user: drh tags: generated-columns) | |
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2019-10-18
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| 22:54 | Use an allocation count and freelist instead of a membership bitfield in the mini lookaside allocator (Leaf check-in: 9496b4d3 user: numist tags: 2-size-lookaside) | |
| 18:33 | Fixes for WITHOUT ROWID tables with VIRTUAL columns and an INTEGER PRIMARY KEY. (check-in: 86074da0 user: drh tags: generated-columns) | |
| 17:47 | Merge trunk enhancements into the generated-columns branch. (check-in: 85bc4524 user: drh tags: generated-columns) | |
| 17:42 | Get generated columns working for WITHOUT ROWID tables. (check-in: 9f409649 user: drh tags: generated-columns) | |
| 15:58 | Enhance the ".imposter" command in the CLI so that the first argument can be an existing WITHOUT ROWID table instead of an index. The resulting imposter is the same table, but with columns in storage order and with all constraints removed. (check-in: 9dc0d345 user: drh tags: trunk) | |
| 12:52 | Claw back some performance from the sqlite3ExprGetColumnOfTable() routine. (check-in: e8426acb user: drh tags: generated-columns) | |
| 12:14 | Fix sqlite3ColumnOfIndex() to account for virtual columns. (check-in: 44727112 user: drh tags: generated-columns) | |
| 10:05 | Get indexes working on virtual columns. (check-in: 450c4876 user: drh tags: generated-columns) | |
| 02:19 | STORED columns can now reference other STORED columns, in any order, as long as there are not loops. (check-in: 0d236698 user: drh tags: generated-columns) | |
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2019-10-17
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| 18:35 | In the Table object, change the nVCol field to nNVCol - the number of non-virtual columns, as that is the quantity that we need most. (check-in: 4ad66af0 user: drh tags: generated-columns) | |
| 18:07 | Bug fix with INSERT using an explicit column list on a table with a non-final STORED column. (check-in: 61b4459a user: drh tags: generated-columns) | |
| 17:54 | Some (but not all) INSERT and UPDATE statements now work for STORED columns. (check-in: fe7517bf user: drh tags: generated-columns) | |
| 16:16 | Fix the xfer optimization for generated columns, so that VACUUM works again. (check-in: 8f67b89b user: drh tags: generated-columns) | |
| 15:59 | Basic UPDATE functionality working for VIRTUAL columns. (check-in: c21959d4 user: drh tags: generated-columns) | |
| 15:41 | Avoid an infinite loop in fts3/4 incremental-merge in the case where the lowest level in the database contains segments but no data (because there is a delete-marker for each valid entry). Fix for [bf1aab89]. (check-in: 35beaee0 user: dan tags: trunk) | |
| 14:21 | Bug fixes so that "make test" once against runs with no errors. (check-in: 7bfe0f67 user: drh tags: generated-columns) | |
| 13:15 | Fix the table_info and table_xinfo pragmas so that they work with virtual columns. Table_info omits virtual columns. Table_xinfo gives them a "hidden" flag of 2, and 3 for STORED columns. (check-in: 069351b8 user: drh tags: generated-columns) | |
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2019-10-16
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| 22:01 | INSERT with named columns for a table with generated columns. (check-in: 64db39f9 user: drh tags: generated-columns) | |
| 20:05 | ALTER TABLE is able to add a VIRTUAL column. (check-in: 120c6b78 user: drh tags: generated-columns) | |
| 19:31 | Simple INSERT and SELECT operations working with VIRTUAL columns. (check-in: 7f9f90b1 user: drh tags: generated-columns) | |
| 17:46 | Enhancements to SQL query normalization for UPDATE statements. (check-in: bba975c7 user: mistachkin tags: trunk) | |
| 14:56 | If an AFTER DELETE trigger fires when a conflict row is deleted by REPLACE conflict resolution, make sure the conflict really has been resolved and that the trigger did not recreate the row before continuing. Ticket [a8a4847a2d96f5de] (check-in: eea1e7aa user: drh tags: trunk) | |
| 12:18 | Initial experimental code for generated column support. Non-functional. (check-in: 11d472c1 user: drh tags: generated-columns) | |
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2019-10-15
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| 19:01 | Formatting change on a multi-line conditional, for improved clarity. No logic changes. (check-in: 7248e347 user: drh tags: trunk) | |
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2019-10-14
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| 20:32 | Futher improvements to the IN operator for row-values on virtual tables. (check-in: bc751fb6 user: drh tags: trunk) | |
| 15:24 | New test cases in test/fuzzdata8.db. (check-in: 344d9cb0 user: drh tags: trunk) | |
| 15:15 | Fix a problem with row-value IN(...) operators and virtual tables. (check-in: aa57d7ab user: dan tags: trunk) | |
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2019-10-12
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| 23:38 | When Select-Trace is enabled (in debugging builds only) do not show the result of Window function tree rewrites if there are no window functions. (check-in: d1acf72a user: drh tags: trunk) | |
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2019-10-11
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| 18:55 | Update the zipfile extension to use deflateBound(), instead of compressBound(), to learn the maximum possible size of a deflate()d buffer. (check-in: f5ee3042 user: dan tags: trunk) | |
| 17:14 | Futher improvements to LEFT JOIN strength reduction. (check-in: 8a39167b user: drh tags: trunk) | |
| 16:01 | Improvements to the LEFT JOIN strength reduction optimization. (check-in: 548082df user: drh tags: trunk) | |
| 15:33 | Ensure fts3/4 prefix indexes are flushed to disk before an 'optimize' command. Fix for [745f1abc]. (check-in: 4ed905b1 user: dan tags: trunk) | |
| 14:27 | Fix the fts3/4 integrity-check command so that it works with "ORDER=DESC" tables. Fix for [8a6fa2bb]. (check-in: 5863546d user: dan tags: trunk) | |
| 14:25 | Increase the version number to 3.31.0 for the next release cycle. (check-in: ffd4c306 user: drh tags: trunk) | |
| 14:21 | Faster response to sqlite3_interrupt() in the OP_IntegrityCk and OP_Count opcodes. (check-in: bf875dc5 user: drh tags: trunk) | |
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2019-10-10
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| 23:58 | Update the autoconf makefile for MSVC. (check-in: 9455643e user: mistachkin tags: trunk) | |
| 23:58 | Fix harmless compiler warning seen with MSVC. (check-in: 73a82114 user: mistachkin tags: trunk) | |
| 17:09 | Prevent SQLite from assuming that if ((? IS NOT NULL) IS NOT NULL) is true, ? may not be NULL. Fix for [c31034044bb72c89]. (check-in: 7833feec user: dan tags: trunk) | |
| 16:41 | Fix a problem in the fts3 integrity-check routine causing it to report as corrupt tables that contain values with embedded 0x00 bytes. Ticket [278ac142625e3dcd] (check-in: 629e20c9 user: dan tags: trunk) | |
| 15:17 | Be sure to rewrite column references inside FILTER clauses and window frame definitions when flattening queries. Fix for [1079ad19]. (check-in: ccba7202 user: dan tags: trunk) | |
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2019-10-09
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| 21:14 | Avoid assuming that an expression that contains the sub-expression (? IS FALSE) or (? IS TRUE) may only be true if ? is non-null. Fix for [a976c487]. (check-in: eb7ed90b user: dan tags: trunk) | |
| 18:36 | Do not allow users to effectively disable fts5 crisismerge operations by setting the crisismerge threshold to higher than the maximum allowable segment b-trees on a single level. Fix for [d392017c]. (check-in: 86e49720 user: dan tags: trunk) | |
| 17:38 | Merge recent fixes and enhancements from trunk. (check-in: 553258c2 user: drh tags: 2-size-lookaside) | |
| 17:06 | An alternative, experimental lookaside memory allocator that uses two different slot sizes. (check-in: 5ba8cee8 user: sperry tags: 2-size-lookaside) | |
| 15:37 | An improved fix for the dbsqlfuzz-discovered ALWAYS() failure following OOM in sqlite3ExprCollSeq(). This time with a test case (engineered by Dan). (check-in: 907f7965 user: drh tags: trunk) | |
| 15:26 | Disallow fts5 page sizes greater than 65536 bytes - as there are 16-bit offsets used in the page header. Fix for [81a7f7b9]. (check-in: 75775c5a user: dan tags: trunk) | |
| 15:08 | Remove the "fastfuzztest" makefile target. Use only "fuzztest". (check-in: e17571c7 user: drh tags: trunk) | |
| 15:03 | New test cases added to test/fuzzdata8.db. (check-in: b68d21e9 user: drh tags: trunk) | |
| 15:00 | Change sqlite3SelectDup() to always return NULL if an OOM has occurred. (check-in: 01ba4641 user: drh tags: trunk) | |
| 13:52 | Use the "fuzztest" target in place of "fastfuzztest". (Closed-Leaf check-in: 7129e468 user: drh tags: makefile-cleanup) | |
| 13:12 | Remove the obsolete "fastfuzztest" target from the makefiles. (check-in: 3d44f1ee user: drh tags: makefile-cleanup) | |
| 01:19 | Save CPU cycles in sqlite3Prepare() by, among other things, shifting the EXPLAIN column label logic over to sqlite3VdbeMakeReady(). (check-in: 1ca5ef84 user: drh tags: trunk) | |
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2019-10-08
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| 13:34 | Fix problems with using the fts5 'rebuild' command inside a transaction that contains other updates of the same table. Fix for [e258f008]. (check-in: 238e0835 user: dan tags: trunk) | |
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2019-10-07
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| 20:36 | Disallow page-sizes smaller than 32 bytes in fts5. Also ensure the fts5 integrity-check works even when "PRAGMA reverse_unordered_selects" is true. Fix for [265e935b26]. (check-in: 8ab0aebd user: dan tags: trunk) | |
| 20:33 | Omit a pointless memory allocation in vdbeSorterSort(). (check-in: 5d76dbc5 user: drh tags: trunk) | |
| 18:43 | Fix a problem with running ALTER TABLE ADD COLUMN statements within a transaction that writes to one or more virtual tables. Fix for [8fe768e9]. (check-in: 31e85fbb user: dan tags: trunk) | |
| 13:46 | Add a test case for the assert() fix in the previous commit. (check-in: 32fba11a user: dan tags: trunk) | |
| 13:26 | Fix a faulty assert() statement in the sqlite3VdbeMemExpandBlob() routine. (check-in: 69a26ead user: drh tags: trunk) | |
| 01:05 | Fix the OP_SeekRowid opcode so that it works correctly with a Real argument without damaging the value in the register that is the argument. Ticket [b2d4edaffdc156cc]. Test cases in TH3. (check-in: 3cde82c8 user: drh tags: trunk) | |
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2019-10-05
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| 19:53 | Omit the check for conflicting shared-cache locks in sqlite3Prepare() if the database connection uses no shared cache. We might be able to go back and remove this code completely, due to the newer Schema.iGeneration logic, but that will take more analysis. This check-in gives the speed benefit but not the reduction in code size. (check-in: 0b73a092 user: drh tags: trunk) | |
| 19:24 | Optimization to sqlite3VtabUnlockList() for the common case when there is no work to do. (check-in: fc8d4508 user: drh tags: trunk) | |
| 18:33 | Call sqlite3Prepare() directly, rather than going through sqlite3_prepare(), when processing the sqlite_master.sql column for a schema. (check-in: cc49380e user: drh tags: trunk) | |
| 15:28 | Reorder two comparisons for a small performance gain in OP_Transaction. (check-in: d7667f65 user: drh tags: trunk) | |
| 14:39 | Performance optimization to the lookaside-memory disabling mechanism. (check-in: 17ce1c49 user: drh tags: trunk) | |