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200 most recent check-ins using file test/e_update.test version 312cb8f5cc
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2018-12-14
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| 20:28 | Add a missing OP_ColumnsUsed opcode to code for expressions like "? IN (SELECT ...)" in cases where expression can use an index that may contain NULL values. (Backported fix from version 3.14.0). (Leaf check-in: 11368e673c user: drh tags: branch-3.8.9) | |
| 20:20 | Add the OP_ColumnsUsed opcode (when compiled with SQLITE_ENABLE_COLUMN_USED_MASK) as a hint to the b-tree layer as to which columns of a btree cursor will be used. (Backport from 3.8.11) (check-in: b29e02f877 user: drh tags: branch-3.8.9) | |
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2017-11-14
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| 18:26 | Fix the SQLITE_ENABLE_UPDATE_DELETE_LIMIT functionality so that it works with views and WITHOUT ROWID tables. This is a modified cherrypick of [dae4a97a]. (check-in: b2679d3b7a user: dan tags: branch-3.8.9) | |
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2017-11-09
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| 04:13 | Disallow ORDER BY and LIMIT on UPDATE and DELETE of views and WITHOUT ROWID tables. This is a temporary fix for ticket [d4beea1633f1b88f] until a better solution can be found. (check-in: 30aa941fc1 user: drh tags: branch-3.8.9) | |
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2017-07-27
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| 22:16 | Enhance the like optimization so that it works with an ESCAPE clause. (check-in: 2495acf710 user: drh tags: branch-3.8.9) | |
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2017-07-21
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| 04:08 | Add new interfaces sqlite3_result_pointer(), and sqlite3_value_pointer() and use them to transfer the eponymous FTS3 column pointer to the snippet() and offsets() routines. This is a cherry-pick of [f0f49224] which was in turn inspired by [72de49f2]. (Leaf check-in: 5a3022e081 user: drh tags: branch-3.8.10) | |
| 03:23 | Add new interfaces sqlite3_result_pointer(), and sqlite3_value_pointer() and use them to transfer the eponymous FTS3 column pointer to the snippet() and offsets() routines. This is a cherry-pick of [f0f492245e95], which is in turn inspired by check-in [72de49f2]. (Leaf check-in: a66a5b397b user: drh tags: branch-3.8.6) | |
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2017-07-17
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| 19:37 | Try to push relevant WHERE clause terms of the outer query down into the subquery in order to help the subquery run faster and/or use less memory. This is a cherry-pick of [6df18e949d36] with bug fixes. (check-in: cd6ac07848 user: drh tags: branch-3.8.9) | |
| 19:25 | When checking for the WHERE-clause push-down optimization, verify that all terms of the compound inner SELECT are non-aggregate, not just the last term. Fix for ticket [f7f8c97e97597]. (Closed-Leaf check-in: adc082c146 user: drh tags: push-down-backport) | |
| 19:14 | Do not apply the WHERE-clause pushdown optimization to terms that originate in the ON or USING clause of a LEFT JOIN. Fix for ticket [c2a19d81652f40568c]. (check-in: 52674f948c user: drh tags: push-down-backport) | |
| 19:07 | For FROM-clause subqueries that cannot be flattened, try to push relevant WHERE clause terms of the outer query down into the subquery in order to help the subquery run faster and/or use less memory. Cherry-pick from [6df18e949d36]. Still need to backport bug fixes associated with that check-in. (check-in: 043d6ce8ad user: drh tags: push-down-backport) | |
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2017-07-08
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| 01:01 | Fix the covering index OR optimization (check-in [fcbd6abd]) so that it works with SQLITE_MAX_ATTACHED>30. Broken by a bad cherry-pick merge. (check-in: d227de8ad9 user: drh tags: branch-3.8.9) | |
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2017-07-05
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| 16:20 | Make use of covering indexes in the OR optimization. (check-in: fcbd6abdb1 user: drh tags: branch-3.8.9) | |
| 14:54 | Add the count-of-view optimization when compiled using SQLITE_COUNTOFVIEW_OPTIMIZATION. (check-in: b7ae4b879f user: drh tags: branch-3.8.9) | |
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2017-06-06
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| 18:22 | Add the SQLITE_DEFAULT_ROWEST compile-time option for changing the estimated number of rows in tables that lack sqlite_stat1 entries. (check-in: 802b82f342 user: drh tags: branch-3.8.9) | |
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2017-05-24
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| 04:32 | Fix a problem in STAT4 equality estimation for multi-column indexes introduced by check-in [3e0590dee0e68cc1599]. (check-in: 19dad0a720 user: drh tags: branch-3.8.9) | |
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2017-05-22
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| 00:27 | When planning a query using sorting, resolve ties in the solver by selecting loop plans with the smaller unsorted cost. (check-in: 962531e7c1 user: drh tags: branch-3.8.9) | |
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2017-01-11
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| 14:21 | In the STAT4 computations, ensure that the aAvgEq values do not go negative. (check-in: 4f83f6806a user: drh tags: branch-3.8.9) | |
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2016-11-02
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| 16:29 | When the block sorting optimization is used in a scalar subquery, be sure to exit the loop as soon as the first valid output row is received. Fix for ticket [cb3aa0641d9a4] backported to the 3.8.9 branch. (check-in: 8e4ba115ed user: drh tags: branch-3.8.9) | |
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2016-09-23
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| 18:06 | Fix the ORDER BY LIMIT optimization backport so that it works when the ORDER BY uses the DESC direction. (check-in: 0c3cafb7eb user: drh tags: branch-3.8.9) | |
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2016-09-14
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| 01:43 | Backport the ORDER BY LIMIT optimization to version 3.8.9. (check-in: db3614825f user: drh tags: branch-3.8.9) | |
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2016-08-10
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| 03:35 | Try to make pcache1TruncateUnsafe() run faster for the case where iLimit is very close to iMaxKey. (Leaf check-in: 9ab53605d5 user: drh tags: debug) | |
| 02:54 | Remove all timers and other debugging logs except for the one timer on pcache1TruncateUnsafe(). (check-in: 5980e625db user: drh tags: debug) | |
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2016-08-09
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| 11:44 | Add another timer on pcache1TruncateUnsafe(). (check-in: 42ce53f648 user: drh tags: debug) | |
| 11:23 | Add a debug timer to pcache1Truncate(). Change the formatting of some other messages to make them easier to read. (check-in: 7d0af4b53c user: dan tags: debug) | |
| 01:21 | Refocus the timer on the pager_end_transaction() routine. (check-in: 9d4eb6e475 user: drh tags: debug) | |
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2016-08-04
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| 14:08 | Add extra logging calls to this branch. (check-in: 491f1ef36e user: dan tags: debug) | |
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2016-07-30
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| 03:33 | A new version of the slow mutex log that uses gettimeofday() instead of trying to access the hardware timer. (check-in: 92b9fead35 user: drh tags: debug) | |
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2016-07-29
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| 16:32 | Turn memory status off by default. (check-in: ea3c7162dc user: drh tags: debug) | |
| 14:31 | Enhance a debugging log message to better identify a mutex. (check-in: e60cb6d885 user: dan tags: debug) | |
| 14:23 | Use __sync_synchronous(), when available, instead of a mutex when a memory barrier is needed. (check-in: 7d4562e9d5 user: drh tags: debug) | |
| 14:10 | Add calls to sqlite3_log() when sqlite3_mutex_enter() takes more than 100,000 CPU cycles. (check-in: 33c7ef7aca user: drh tags: debug) | |
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2016-07-16
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| 11:47 | Temporarily add extra sqlite3_log() calls to this version to help with debugging a performance problem. (check-in: 613c1ceaf4 user: dan tags: debug) | |
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2016-07-14
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| 20:19 | Experimental patch restore the slight bias in btree-balancing immediately after the change to reduces the amount of memcpy() work done by balancing. (Leaf check-in: 46bd9533c0 user: drh tags: btree-balance-bias) | |
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2015-09-12
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| 04:22 | Fix comments. (check-in: de3fa51e93 user: mistachkin tags: mutexInitCmpSwap) | |
| 04:19 | Specifying an invalid mutex implementation (via SQLITE_CONFIG_MUTEX) should cause the default one to be used instead. (check-in: 1a97bc81cc user: mistachkin tags: mutexInitCmpSwap) | |
| 03:40 | Clarify the new mutex implementation reset logic in sqlite3_shutdown(). (check-in: f9a034834e user: mistachkin tags: mutexInitCmpSwap) | |
| 03:35 | Add more asserts to the mutex subsystem. (check-in: 7562f1fbed user: mistachkin tags: mutexInitCmpSwap) | |
| 01:17 | Fix typo in the Win32 implementation of sqlite3CompareAndSwap. (check-in: 31a26a1dd7 user: mistachkin tags: mutexInitCmpSwap) | |
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2015-09-11
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| 23:24 | Make sure that the mutex implementation can be altered after calling sqlite3_shutdown(). (check-in: dc2cf89743 user: mistachkin tags: mutexInitCmpSwap) | |
| 18:05 | Fix harmless compiler warnings. (check-in: bfc7b84b76 user: mistachkin tags: trunk) | |
| 15:32 | More test cases in test/json102.test corresponding to new examples in the json1 documentation. (check-in: f599a42e19 user: drh tags: trunk) | |
| 14:15 | Fix some compiler warnings in fts5 code. (check-in: 0dc436116e user: dan tags: trunk) | |
| 05:06 | Enhance mutex initialization to prevent possible race conditions between sqlite3_initialize() and sqlite3_config(). Also, re-check sqlite3GlobalConfig.isInit after the mutex subsystem has been initialized. (check-in: f6a8f57795 user: mistachkin tags: mutexInitCmpSwap) | |
| 01:22 | Updates to the sqlite3_value_subtype() and sqlite3_result_subtype() documentation and to test cases for json1 dealing with those interfaces. (check-in: d6cadbe9fe user: drh tags: trunk) | |
| 00:26 | Add new interfaces sqlite3_value_subtype() and sqlite3_result_subtype(). Update the json1.c extension to take advantages of those interfaces to avoid the goofy '$$' path syntax and to allow nested calls to json_array() and json_object() that work as expected. (check-in: db4152aef2 user: drh tags: trunk) | |
| 00:06 | Take out the goofy '$$' path syntax. Instead, use subtypes to communicate when a string is JSON. Add the json() function that validates and minifies the JSON and sets the appropriate subtype. (Closed-Leaf check-in: 8a80d6459e user: drh tags: subtypes) | |
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2015-09-10
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| 20:40 | Make the sqlite3_value_subtype() and sqlite3_result_subtype() interfaces available to loadable extensions. (check-in: c6fca0be11 user: drh tags: subtypes) | |
| 20:34 | Experimental implementation of sqlite3_result_subtype() and sqlite3_value_subtype() interfaces. (check-in: 7b5be299c6 user: drh tags: subtypes) | |
| 19:22 | Fix a potential NULL pointer deref in the testing logic of pcache1. NB: The -DSQLITE_TEST compile-time option is needed to hit the problem. (check-in: f5580f0853 user: drh tags: trunk) | |
| 17:23 | Modify the fts5 leaf page format to permit faster seek operations. This is a file-format change. Any existing databases can be upgraded by running the fts5 'rebuild' command. (check-in: 0c0c4ae971 user: dan tags: trunk) | |
| 17:20 | Create separate "path" and "root" columns in the json_each() and json_tree() virtual tables. "Root" is the 2nd parameter and is fixed. "Path" varies as json_tree() walks the hierarchy. (check-in: 127cce3eb9 user: drh tags: trunk) | |
| 16:39 | Increment the fts5 version value to indicate that the on-disk format has changed. (Closed-Leaf check-in: 99de5e3613 user: dan tags: fts5-incompatible) | |
| 16:19 | Fix a segfault in fts5 that could occur if the database contents were corrupt. (check-in: 4931e37da4 user: dan tags: fts5-incompatible) | |
| 15:52 | Merge latest changes from trunk. Including fts5_expr.c fixes. (check-in: 716e7e7477 user: dan tags: fts5-incompatible) | |
| 15:49 | Update description of on-disk format in fts5_index.c. (check-in: 85aac7b8b6 user: dan tags: fts5-incompatible) | |
| 15:24 | Make the sqlite3ext.h header file responsive to -DSQLITE_OMIT_LOAD_EXTENSION. (check-in: 47a46a9fa4 user: drh tags: trunk) | |
| 15:22 | Disable tests for json_each() and json_tree() on builds where virtual tables are not supported (check-in: bb8ee3b140 user: drh tags: trunk) | |
| 15:20 | Fix the --help option on test/releasetest.tcl. Also fix the final error count so that it includes a count of subtest crashes. (check-in: 9ecf684dfe user: drh tags: trunk) | |
| 10:40 | Revert an accidentally committed makefile change. (check-in: 402704b13f user: dan tags: fts5-incompatible) | |
| 10:01 | Fix an fts5 problem that could occur if a term and the first associated rowid are on different leaf pages. (check-in: ffe2796ac9 user: dan tags: fts5-incompatible) | |
| 05:40 | Change the array of 16-bit offsets at the end of each page to an array of varints. (check-in: fab245bea4 user: dan tags: fts5-incompatible) | |
| 04:17 | Attempt to declare sqlite3MemoryBarrier() correctly for all possible build configurations. (check-in: da8a288f8e user: drh tags: trunk) | |
| 03:29 | Fix the json_tree() scan for the case when a path is supplied. Add new json1 test cases. (check-in: 6adc7de76a user: drh tags: trunk) | |
| 01:22 | No-op the sqlite3_memory_alarm() interface in a different way, that does not break legacy memory behavior. This is a re-do of check-in [5d3f5df4da9f40d5]. (check-in: 8250e2a487 user: drh tags: trunk) | |
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2015-09-09
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| 23:54 | Fix harmless compiler warning in FTS5. (check-in: 86146a731d user: mistachkin tags: trunk) | |
| 19:44 | Fix an assert() enabled by SQLITE_ENABLE_EXPENSIVE_ASSERT in wal.c. (check-in: 8d2ed150a7 user: dan tags: trunk) | |
| 19:27 | Fix a possible NULL pointer deref when using SQLITE_ENABLE_MEMORY_MANAGEMENT. (check-in: 89bfdbfe94 user: drh tags: trunk) | |
| 17:23 | Fix harmless compiler warning. (check-in: 280fd3a482 user: mistachkin tags: trunk) | |
| 17:17 | Fix harmless compiler warnings in FTS5. (check-in: 2cdb18778f user: mistachkin tags: trunk) | |
| 13:28 | When running a CREATE TABLE AS, make the initial temporary sqlite_master entry for the new table a real record rather than a NULL, in case the query after the AS actually tries to read the sqlite_master table. Fix for ticket [acd12990885d9276]. (check-in: 4a18d8bd4c user: drh tags: trunk) | |
| 08:15 | Fix a bug in preprocessor macros within fts5_main.c. (check-in: 0eb2b9521f user: dan tags: fts5-incompatible) | |
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2015-09-08
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| 21:16 | Remove an unused local variable from Lemon. (check-in: fe9ffe5eed user: drh tags: trunk) | |
| 21:12 | Enhance the DBSTAT virtual table with a new hidden table "schema" that if set will cause the table to report on the specified schema rather than on "main". Also: Fix a faulty assert in sqlite3_context_db_handle(). (check-in: 6beb512c7a user: drh tags: trunk) | |
| 20:26 | Eponymous virtual tables exist in the "main" schema only. Enforce this rule. (check-in: 06f90bb274 user: drh tags: trunk) | |
| 19:55 | Remove the 0x00 terminators from the end of fts5 doclists stored on disk. (check-in: 00d990061d user: dan tags: fts5-incompatible) | |
| 17:31 | Fix the help message that sqlite3_analyzer.exe generates for invalid arguments. (check-in: 33a14e7be1 user: drh tags: trunk) | |
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2015-09-07
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| 23:40 | Minor tweaks to Lemon. (check-in: 986677224a user: drh tags: trunk) | |
| 20:22 | Merge parser enhancements and other improvements and bug fixes from trunk. (check-in: 9cf3e51bcc user: drh tags: begin-concurrent) | |
| 20:11 | Enhance the Lemon parser generator to add SHIFTREDUCE states that reduce the sizes of some of the parser tables. (check-in: 99b992fa84 user: drh tags: trunk) | |
| 20:02 | Fix an unreachable branch in the new parse automaton. (Closed-Leaf check-in: e9d604b430 user: drh tags: lemon-update) | |
| 19:52 | Change the parser engine so that it (once again) waits for a lookahead token before reducing, even in a SHIFTREDUCE action. (check-in: 2c17a13583 user: drh tags: lemon-update) | |
| 18:23 | For the Lemon-generated parser, add a new action type SHIFTREDUCE and use it to further compress the parser tables and improve parser performance. (check-in: 531c3974b3 user: drh tags: lemon-update) | |
| 14:22 | In the "parse.out" output file from Lemon, show addition the complete text of rules on reduce actions. (check-in: b6ffb7e471 user: drh tags: trunk) | |
| 08:14 | Use macros to make the code in fts5_index.c easier to read. (check-in: 67ff5ae813 user: dan tags: fts5-incompatible) | |
| 02:23 | Improved "Parser Statistics" output (the -s option) for the Lemon parser generator. (check-in: 809503e4ef user: drh tags: trunk) | |
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2015-09-06
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| 10:31 | Improved memory barrier that should work with MinGW on older versions of Windows. (check-in: 47dc24bd1e user: drh tags: trunk) | |
| 02:51 | Add a memory barrier to the mutex initialization logic, try to work around an issue reported by WebKit. (check-in: 11a9a786ec user: drh tags: trunk) | |
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2015-09-05
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| 22:36 | Omit all use of Expr nodes for TK_AS, as those nodes no longer served a useful purpose and in fact interferred with the query planner. (check-in: 7ab0b258ea user: drh tags: trunk) | |
| 19:52 | Experiment with a different fts5 leaf page format that allows faster seeks. (check-in: a1f4c3b543 user: dan tags: fts5-incompatible) | |
| 19:21 | Fix an unreachable conditional in the WHERE clause analysis logic. (check-in: 24924a5819 user: drh tags: trunk) | |
| 19:07 | Get STAT4 range scan estimates work again when the bounds are determined by date/time functions. (check-in: d2761357a0 user: drh tags: trunk) | |
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2015-09-04
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| 18:03 | Fix over-length source code lines in Lemon. (check-in: 1efece95ff user: drh tags: trunk) | |
| 17:32 | Add support for CREATE INDEX statements that use deterministic expressions rather than only column names. (check-in: 2131a5ca53 user: drh tags: trunk) | |
| 17:22 | Merge the latest trunk changes, and especially the fix for allowing strings as identifiers in CREATE INDEX statements. (check-in: a9b84885aa user: drh tags: begin-concurrent) | |
| 16:39 | Remove the EXCLUSIVE and CONCURRENT tokens from the tokenizer. Let the BEGIN statement be followed by an ID, but throw a syntax error if the ID is anything other than EXCLUSIVE or CONCURRENT. (check-in: c0bf92eca4 user: drh tags: begin-concurrent) | |
| 13:02 | Merge trunk enhancements, and espeically the fix for allowing strings as column identifers in CREATE INDEX statements. (Closed-Leaf check-in: 5ff8552938 user: drh tags: index-expr) | |
| 12:54 | Continue to support the (broken) legacy syntax of allowing strings for column names in CREATE INDEX statements and in UNIQUE and PRIMARY KEY constraints. (check-in: 3d3df79bfa user: drh tags: trunk) | |
| 11:13 | Enhance showfts5.tcl so that it can optionally display the number of terms in each segment. (check-in: d648ddd93d user: dan tags: trunk) | |
| 10:31 | Modify the fts5 custom tokenizer interface to permit synonym support. The fts5_api.iVersion value is now set to 2. Existing fts5 custom tokenizers (if there are such things) will need to be updated to use the new api version. (check-in: 0b7e4ab8ab user: dan tags: trunk) | |
| 10:24 | Merge latest trunk changes. (Closed-Leaf check-in: 443a5eb8e1 user: dan tags: fts5-incompatible) | |
| 04:31 | Simplification of the LRU list handling in pcache1. (check-in: 05a3a2cd14 user: drh tags: trunk) | |
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2015-09-03
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| 20:52 | Merge performance enhancements from trunk. This branch now runs (slightly) faster than the 3.8.11.1 release, though still slightly slower than trunk. (check-in: c490bfb150 user: drh tags: begin-concurrent) | |
| 20:43 | Change the pcache module to keep track of the total number of references to all pages rather than the number of pages references, for a performance improvement and size reduction. (check-in: f00a9e1e99 user: drh tags: trunk) | |
| 19:48 | Rearrange code in fts5_expr.c so that synonym support does not slow down the common case. (check-in: 801882817f user: dan tags: fts5-incompatible) | |
| 18:57 | Merge enhancements from trunk. (check-in: 4b49fe9969 user: dan tags: fts5-incompatible) | |
| 18:20 | A simple optimization and size reduction in sqlite3PagerAcquire(). (check-in: 618d8dd4ff user: drh tags: trunk) | |
| 18:05 | Add documentation for fts5 synonym support. (check-in: 58aa1f4359 user: dan tags: fts5-incompatible) | |
| 17:54 | Change the Pager.hasBeenUsed flag into Pager.hasHeldSharedLock in order to take it off the critical path in sqlite3PagerAcquire(). (check-in: b79096be7c user: drh tags: trunk) | |
| 15:37 | Add tests to improve coverage of fts5_varint.c. (check-in: 89f24f31a8 user: dan tags: fts5-incompatible) | |
| 15:17 | Changes from ENABLE_CONCURRENT (default off) to OMIT_CONCURRENT (default on). This is not a clear-cut decision and might be changed back. (check-in: f8ae9bfd05 user: drh tags: begin-concurrent) | |
| 14:48 | Merge recent trunk enhancements. (check-in: 6a513c0585 user: drh tags: sessions) | |
| 14:39 | Merge enhancements from trunk. (check-in: 25ee3000e9 user: drh tags: cursor-hints) | |
| 14:31 | Merge enhancements from trunk. (check-in: d01658adf8 user: drh tags: apple-osx) | |
| 14:22 | Remove some more code from fts5_index.c by consolidating similar functions. (check-in: 59ae30b97b user: dan tags: fts5-incompatible) | |
| 14:18 | Merge enhancements from trunk. (check-in: 1ab10cbf27 user: drh tags: index-expr) | |
| 14:04 | Merge trunk optimizations. (check-in: 71e7299e8d user: drh tags: begin-concurrent) | |
| 13:46 | Add the sqlite3VdbeLoadString() and sqlite3VdbeMultiLoad() routines to help with code generation, especially on PRAGMAs. Rename sqlite3VdbeAddGoto() to just sqlite3VdbeGoto(). (check-in: 847387ec8e user: drh tags: trunk) | |
| 11:17 | Remove dead code from fts5_index.c. (check-in: 8a0a9b01e7 user: dan tags: fts5-incompatible) | |
| 11:00 | Fix the fts5 integrity-check so that it works with columnsize=0 tables. (check-in: 11b887b15e user: dan tags: fts5-incompatible) | |
| 10:27 | Fix a memory leak in fts5_expr.c. (check-in: 399932a181 user: dan tags: fts5-incompatible) | |
| 04:28 | Factor out and simplify code in pragma.c for pragmas that return a single row with a single column that is an integer or text value. (check-in: d7f4bdf594 user: drh tags: trunk) | |
| 03:29 | For PRAGMAs, factor out the code that sets the result set column names into a subroutine. (check-in: 0ea6e5c9fc user: drh tags: trunk) | |
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2015-09-02
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| 21:00 | Optimizations to the printf formatter. (check-in: a3b35ddeca user: drh tags: trunk) | |
| 19:48 | Further tests to raise coverage of fts5 synonym code to 100%. Fix a dropped error code in the same. (check-in: bdedd838bb user: dan tags: fts5-incompatible) | |
| 18:56 | Fix an issue with fts5 synonyms and NEAR(...) queries. (check-in: f2e590700d user: dan tags: fts5-incompatible) | |
| 18:40 | Add and use the sqlite3VdbeChangeOpcode() routine. Simplify the implementation of the other sqlite3VdbeChange*() routines. (check-in: 0a5b00e493 user: drh tags: trunk) | |
| 18:19 | Add the sqlite3VdbeAddGoto(v,i) routine as a shorthand for sqlite3VdbeAddOp2(v,OP_Goto,0,i). (check-in: be78f413df user: drh tags: trunk) | |
| 17:55 | Change sqlite3_sql() so that it always returns the SQL text of the prepared statement, if the text is available, even if the the prepared statement was generated using sqlite3_prepare() instead of sqlite3_prepare_v2(). Also include some minor comment fixes and code simplifications. (check-in: 2f5472cfda user: drh tags: trunk) | |
| 17:34 | Fix a problem with fts5 synonyms and phrase queries. Also fix an OOM handling bug in fts5. (check-in: a4c35fa2c9 user: dan tags: fts5-incompatible) | |
| 16:51 | Small simplification to the EXPLAIN QUERY PLAN logic. (check-in: d1592d201a user: drh tags: trunk) | |
| 15:37 | Use sqlite3XPrintf() instead of sqlite3StrAccumAppend() in a few places for better performance and a smaller footprint. (check-in: 82355e4108 user: drh tags: trunk) | |
| 14:56 | The sqlite3_memory_alarm() interface has been deprecated and undocumented for almost 8 years (since version 3.5.3). Change it into a no-op. (check-in: 5d3f5df4da user: drh tags: trunk) | |
| 14:17 | Fix a problem handling OOM conditions within fts5 queries that feature synonyms. (check-in: 11fa980897 user: dan tags: fts5-incompatible) | |
| 12:52 | This change is not correct for the boundary case of nCellKey==0. Was: Small performance gain and size reduction in sqlite3VdbeIdxKeyCompare(). (Closed-Leaf check-in: 6e0298cdcb user: drh tags: mistake) | |
| 08:22 | Fix a problem with fts5 synonyms and the xQueryPhrase() auxiliary function API. (check-in: cf3e45e76d user: dan tags: fts5-incompatible) | |
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2015-09-01
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| 23:51 | Very minor optimizations in the unix VFS. (check-in: 6db3ff45bc user: drh tags: trunk) | |
| 22:29 | Performance improvement in sqlite3VarintLen(). (check-in: adf9fefb00 user: drh tags: trunk) | |
| 20:09 | Small size reduction and performance increase in sqlite3DbMallocSize(). (check-in: 8a80967f84 user: drh tags: trunk) | |
| 19:51 | Reduce the number of calls to sqlite3BeginBenignMalloc(). (check-in: 0bee658366 user: drh tags: trunk) | |
| 18:52 | Merge recent enhancements from trunk. (check-in: cb77236673 user: drh tags: sessions) | |
| 18:44 | Fix a problem that occurs when more than 4 synonyms for a term appear within a single row. (check-in: cd359550bd user: dan tags: fts5-incompatible) | |
| 18:40 | Merge the latest trunk enhancements. (check-in: 4af79477fd user: drh tags: apple-osx) | |
| 18:31 | Merge enhancements from trunk. (check-in: 29570a6048 user: drh tags: cursor-hints) | |
| 18:08 | Add tests for fts5 synonyms implemented by adding extra terms to queries. And fixes for the same. (check-in: dbcb73802b user: dan tags: fts5-incompatible) | |
| 18:01 | Merge the latest trunk enhancements. (check-in: 3dea047465 user: drh tags: begin-concurrent) | |
| 17:48 | Fixes so that it builds without warnings both with and without SQLITE_ENABLE_CONCURRENT. (check-in: 5ed2a445a1 user: drh tags: begin-concurrent) | |
| 13:17 | Rename SQLITE_FUNC_VARYING to SQLITE_FUNC_SLOCHNG - a more descriptive name for what that bit means. (check-in: ff5137a6dd user: drh tags: index-expr) | |
| 00:42 | Remove unreachable branches. (check-in: fd4da2318c user: drh tags: index-expr) | |
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2015-08-31
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| 23:09 | Fix a bug in error reporting when a UNIQUE index on expressions fails its uniqueness test. (check-in: 5a2c0e90a1 user: drh tags: index-expr) | |
| 21:16 | Not only date/time functions, but also functions like sqlite_version() and changes() need to be prohibited from use inside of indexes. (check-in: 4871313039 user: drh tags: index-expr) | |
| 20:06 | Begin changes to allow synonym support by adding multiple terms to a query (an alternative to adding multiple terms to the FTS index). (check-in: ad7feaed4c user: dan tags: fts5-incompatible) | |
| 19:38 | Always assume that indexed expressions can generate a NULL. Get indexed expressions working for the case of two or more expressions in the same index. (check-in: cc60321a67 user: drh tags: index-expr) | |
| 18:13 | Case should not be significant when comparing function names. (check-in: e2f1caf117 user: drh tags: index-expr) | |
| 17:34 | Make the distinction between truly deterministic functions and date/time functions which only return the same answer for a single query. Only truly deterministic functions are allowed in indexes. Add new expression index test cases. (check-in: c77554b5c4 user: drh tags: index-expr) | |
| 15:58 | Improved analysis and usage of indexed expressions in the query planner. (check-in: f889369638 user: drh tags: index-expr) | |
| 14:27 | Merge the latest enhancements from trunk. (check-in: 7bde6d4d8c user: drh tags: index-expr) | |
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2015-08-29
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| 19:41 | Enhance the json_extract() function so that if given multiple PATH arguments it will return a JSON array with all of the answers. Also update comments within the json1 extension to reflect stricter interpretation of JSON and PATH arguments. (check-in: 1da60c3dda user: drh tags: trunk) | |
| 19:03 | Link the json1 extension into the command-line shell by default. (check-in: 2e8e239cec user: drh tags: trunk) | |
| 18:46 | Add a test for an fts5 tokenizer that supports synonyms by adding multiple entries to the fts index. (check-in: 98d07d16ca user: dan tags: fts5-incompatible) | |
| 18:30 | New test cases for the json1 extension. (check-in: daff4832af user: drh tags: trunk) | |
| 17:22 | Fix the build with -DSQLITE_OMIT_VIRTUALTABLE. (check-in: 752918def7 user: drh tags: trunk) | |
| 16:02 | Do not consider an empty string to be valid JSON. Add some additional JSON test cases. (check-in: fd19ff029f user: drh tags: trunk) | |
| 15:44 | Another change to the fts5 tokenizer API. (check-in: fc71868496 user: dan tags: fts5-incompatible) | |
| 00:54 | Change the json1.c module so that it throws an error if any of the JSON selector paths are malformed. (check-in: 3aa0855fd4 user: drh tags: trunk) | |
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2015-08-28
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| 20:07 | Back out the json_check() routine. Instead, throw an error if the input to a json function (other than json_valid()) is not valid JSON. (check-in: dc9ce7b18c user: drh tags: trunk) | |
| 19:56 | Change the fts5 tokenizer API to allow more than one token to occupy a single position within a document. (check-in: 90b85b42f2 user: dan tags: fts5-incompatible) | |
| 16:41 | Fix compiler warnings in rbu code. (check-in: 0fdc36fe35 user: dan tags: trunk) | |
| 16:18 | When searching the wal file for a frame, do not search that part that was already checkpointed when the transaction was opened. (check-in: a84cf4f5d3 user: dan tags: trunk) | |
| 15:50 | Merge latest trunk into this branch. (Closed-Leaf check-in: ab93024da7 user: dan tags: wal-read-change) | |
| 15:35 | Fix a potential segfault in the VFS logic that checks for fail renames out from under SQLite. (check-in: 650111f667 user: drh tags: apple-osx) | |
| 13:27 | Disable the read-only WAL-mode database tests on the apple-osx branch because read-only WAL-mode databases are specifically disallowed by Apple-specific changes. (check-in: bd911496cb user: drh tags: apple-osx) | |
| 09:27 | Merge latest trunk changes with this branch. (check-in: 57bc0194f4 user: dan tags: begin-concurrent) | |
| 03:48 | Add the json_check() function, which returns its argument if the argument is well-formed JSON or which throws an error otherwise. (check-in: 64abb65d4d user: drh tags: trunk) | |
| 03:33 | Enhance the json_insert(), json_replace(), and json_set() functions with the ability to add JSON instead of text if the argument is text and if the PATH begins with '$$' instead of just '$'. (check-in: 44f103d886 user: drh tags: trunk) | |
| 02:12 | Merge trunk enhancements into the apple-osx branch. Most tests works, but there are yet a few issues to be resolved. (check-in: da8646582a user: drh tags: apple-osx) | |
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2015-08-27
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| 23:42 | Fix the OR-optimization so that it always ignores subplans that do not use an index. (check-in: cf452028d1 user: drh tags: index-expr) | |
| 23:18 | Fix the OR-optimization so that it always ignores subplans that do not use an index. (check-in: 66f92a1686 user: drh tags: trunk) | |
| 20:33 | Fix EXPLAIN QUERY PLAN output for indexed-expressions. Fix another obscure fault in the WHERE term scanner. (check-in: 73d361ce9e user: drh tags: index-expr) | |
| 19:57 | Add header comments for new methods in pager.c. (check-in: 437c7e219d user: dan tags: begin-concurrent) | |
| 19:56 | Fix problems in the indexed-expression handling in the optimizer. (check-in: 0337501769 user: drh tags: index-expr) | |
| 19:22 | Add test cases for concurrent transactions and long-lived SELECT statements. (check-in: fd4798cb7a user: dan tags: begin-concurrent) | |
| 18:24 | Activate the ability to use expressions in indexes in a query. There are some test failures, but mostly this seems to work. (check-in: 42f93f582e user: drh tags: index-expr) | |
| 17:42 | Fix a problem whereby concurrent transactions would not consider pages read by the transaction before the first write statement. (check-in: fc17f73170 user: dan tags: begin-concurrent) | |
| 16:07 | Merge changes from trunk. (check-in: c80e9e8e8c user: drh tags: index-expr) | |
| 15:58 | Adjustments to the WHERE term scanning, to better handle scanning terms of an index. (check-in: 5611130a59 user: drh tags: index-expr) | |
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2015-08-26
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| 21:08 | Reduce the size of the WhereScan object by 24 bytes while also clarifying its operation. (check-in: cbc3c9a8bf user: drh tags: trunk) | |
| 18:54 | Fix an assert() in pager.c that could fail in a concurrent transaction. (check-in: 69394ddaa2 user: dan tags: begin-concurrent) | |
| 18:04 | Merge enhancements from trunk. (check-in: ec6ddb3d48 user: drh tags: index-expr) | |
| 18:02 | Fix a problem allowing some conflicting transactions to be committed. (check-in: a0566382d5 user: dan tags: begin-concurrent) | |
| 14:01 | Evaluate expressions only once when the same expression is used in both the result set and in the ORDER BY clause. (check-in: c2f3bbad77 user: drh tags: trunk) | |
| 11:40 | Refactor With.a.zErr into With.a.zCteErr. No logic changes. (check-in: 58ba73630e user: drh tags: trunk) | |
| 11:34 | Update the TreeView output for compound SELECT statements so that all entries are shown vertically aligned rather than each successive entry being indented. (check-in: 65a8918776 user: drh tags: trunk) | |
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2015-08-25
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| 19:42 | Move sqlite3IndexColumnAffinity() inside of SQLITE_ENABLE_STAT3_OR_STAT4. (check-in: b3732a4e1b user: drh tags: trunk) | |
| 19:24 | Merge trunk enhancements. (check-in: e8b02902c4 user: drh tags: index-expr) | |
| 19:20 | Use the sqlite3IndexColumnAffinity() routine to quickly and correctly find the affinity of an index column. (check-in: 1ee089a72d user: drh tags: trunk) | |
| 19:10 | Add miscellaneous test cases for concurrent transactions. (check-in: 779b1d0e17 user: dan tags: begin-concurrent) | |
| 17:16 | If "PRAGMA integrity_check" is run while the database is being written by a CONCURRENT transaction, do not consider unreferenced pages to be an error. They may be part of the free-page list, which is not visible at the b-tree layer when running a CONCURRENT transaction. (check-in: f32b57b493 user: dan tags: begin-concurrent) | |
| 16:57 | Add code to maintain indexes with expression arguments across DELETE, INSERT, and UPDATE statements. Legacy tests pass, but the new code paths are still largely untested. The query planner currently makes no effort to use expression indexes. (check-in: efaabdb716 user: drh tags: index-expr) | |
| 16:01 | Test that if a corrupt wal-index header is encountered when attempting to commit a concurrent transaction, SQLITE_BUSY_SNAPSHOT is returned to the caller. (check-in: c746e0bd20 user: dan tags: begin-concurrent) | |