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200 most recent check-ins using file src/dbpage.c version 8a01e865

2022-03-15
10:07
For CLI, begin centralizing argument checking/complaining. (check-in: 3457f87c user: larrybr tags: cli_extension)
2022-03-11
22:59
CLI extension's registerMetaCommand done, and used by test_shellext.c (demo code) (check-in: 9be5e0b5 user: larrybr tags: cli_extension)
2022-03-08
16:44
(WIP) Add DB-dispatch for dot commands upon shell extension load. (check-in: 19f2a747 user: larrybr tags: cli_extension)
16:12
Fix a potentially uninitialized local variable in the ".import" command of the CLI - introduced by [741651fd4b1b776b]. This same change is part of the nearby "Fix compiler warnings" check-in. (check-in: ce9e3d90 user: drh tags: branch-3.38)
03:10
Add a .md summarizing CLI changes on this branch and their motivation or purpose. (check-in: 5ddccc2f user: larrybr tags: shell-tweaks)
01:02
CLI regularization and code cleanup (check-in: 16af0e45 user: larrybr tags: cli_extension)
2022-03-07
19:00
Sync with trunk (check-in: 1194093a user: larrybr tags: cli_extension)
18:42
Add multi-threaded test for the features on this branch. Fix a misuse of xShmLock(). (check-in: 1ec05168 user: dan tags: begin-concurrent-pnu-wal2)
18:38
Disable an assert in moveToRoot() when the database is corrupt. Forum post e9a176b7bd. (check-in: ab744a5d user: drh tags: branch-3.38)
18:32
Disable an assert in moveToRoot() when the database is corrupt. Forum post e9a176b7bd. (check-in: ae464a18 user: drh tags: trunk)
17:19
In the stay-on-last-page optimization for sqlite3BtreeIndexMoveto() (check-in [0057bbb508e7662b] about 16 hours ago), be sure to clear the BTCF_ValidOvfl flag, since the overflow cache is invalidated by the search on the last page. OSSFuzz issue 45329. (check-in: 0021bebc user: drh tags: trunk)
16:40
Do not allocate new Trigger objects in the parser following a syntax error, to avoid violating invariants associated with Expr nodes. See forum thread 2024e94071ef1531 for more information. (check-in: 369d2404 user: drh tags: branch-3.38)
16:22
Do not allocate new Trigger objects in the parser following a syntax error, to avoid violating invariants associated with Expr nodes. See forum thread 2024e94071ef1531 for more information. (check-in: 5e0ed49b user: drh tags: trunk)
14:59
Fix the code generated for vector IN operator constraints on virtual tables so that they work even if the "omit" field in the sqlite3_index_info object is off. This has apparently never worked correctly before. Presumably, nobody has ever before written a virtual table that can use vector IN operator constraints and that relies on bytecode to double-check the constraints. Test cases in TH3. Problem discovered by dbsqlfuzz cab8e26194a40147627094f3c6849c0a7b1e0310. (check-in: 4a2040d5 user: drh tags: branch-3.38)
14:51
Fix the code generated for vector IN operator constraints on virtual tables so that they work even if the "omit" field in the sqlite3_index_info object is off. This has apparently never worked correctly before. Presumably, nobody has ever before written a virtual table that can use vector IN operator constraints and that relies on bytecode to double-check the constraints. Test cases in TH3. Problem discovered by dbsqlfuzz cab8e26194a40147627094f3c6849c0a7b1e0310. (check-in: 21b65657 user: drh tags: trunk)
01:29
Optimizations to sqlite3BtreeIndexMoveto() avoid unnecessary comparisons if the cursor is already near the end of the table and is not moving far. This case is more common that you would expect. The optimization saves almost 4 million CPU cycles. (check-in: 0057bbb5 user: drh tags: trunk)
01:28
Fix the .import problem in the CLI reported by forum post 72a024c957. (check-in: d753285b user: drh tags: branch-3.38)
00:14
Disentangle variable use in last checkin (check-in: 4c3a0260 user: larrybr tags: trunk)
2022-03-06
23:41
For CLI .import, revert to importing into temp or main when given table is found there and no -schema option used. And plug an obscure leak. (check-in: bf9d1278 user: larrybr tags: trunk)
20:22
Fix obsolete but harmless comments in btree. No changes to code. (check-in: 4838b888 user: drh tags: trunk)
17:53
(WIP) Shell meta-command objectification done, ready for dbShell to be loaded and used for extension meta-commands (check-in: a88983ec user: larrybr tags: cli_extension)
11:44
The sqlite_offset() function should be non-deterministic. dbsqlfuzz 3df8230bb940870db87ffca2c0fc759c1e7fa356. (check-in: 80837576 user: drh tags: branch-3.38)
11:43
The sqlite_offset() function should be non-deterministic. dbsqlfuzz 3df8230bb940870db87ffca2c0fc759c1e7fa356. (check-in: e1a185e6 user: drh tags: trunk)
03:22
(WIP) shell extension load and ShellState internal/external partitioning in place, passing shell tests with trivial exceptions (check-in: a85679d3 user: larrybr tags: cli_extension)
00:01
Remove a NEVER() associated with sqlite_offset()> (check-in: bf2501e2 user: drh tags: branch-3.38)
2022-03-05
23:52
Remove a NEVER() associated with sqlite_offset()> (check-in: e29dffcd user: drh tags: trunk)
20:20
Fix the 'localtime' modifier in date/time functions so that it preserves fractional seconds. Forum post 2ffbaa2c3fd7fb82. (check-in: 6833f4ae user: drh tags: branch-3.38)
20:12
Fix the 'localtime' modifier in date/time functions so that it preserves fractional seconds. Forum post 2ffbaa2c3fd7fb82. (check-in: 1c875b07 user: drh tags: trunk)
19:46
Increase the version number to 3.38.1. (check-in: cd87e77d user: drh tags: branch-3.38)
19:39
Cherry-pick all bug fix changes since the 3.38.0 release. (check-in: 45a5d5ac user: drh tags: branch-3.38)
19:36
Further improvements to the sqlite_offset() function. (check-in: 4230e2f5 user: drh tags: trunk)
14:44
Fix the sqlite_offset() function so that it gives the correct answer even if the argument is a virtual column in an index-only query. Test cases in TH3. (check-in: 6029514b user: drh tags: trunk)
11:57
Update obsolete text in the ICU README.txt file talking about SQLite's robustness (or lack thereof) in the face of corrupt database files. (check-in: dc88fc62 user: drh tags: trunk)
2022-03-04
20:54
Do try to evaluate the Bloom filter on a LEFT JOIN early, as doing so essentially converts it into an INNER JOIN. See forum thread 544af7eee2. (check-in: d46d0e67 user: drh tags: trunk)
16:28
When setting an sqlite3_value object to a pointer value, make sure any prior memory allocations associated with that object have been cleared first. dbsqlfuzz 33f842d1a09afaad5f078c3e1162a54b78e5f2ab. (check-in: 31e1bde4 user: drh tags: trunk)
2022-03-03
19:40
Restore the ability to push-down OR subterms of the WHERE clause when processing a multi-index OR. (check-in: d71fb6fd user: drh tags: trunk)
16:48
Make sure the xParseCell and xCellSize methods of the MemPage object are initialized consistently even if the page is detected as being corrupt. dbsqlfuzz fd21f341f3b4f582401d2feb2a1c0c4cc2c26caa. (check-in: 725a0643 user: drh tags: trunk)
15:59
Fix for the problem identified in forum post 0cd8e058bf: When evaluating an multi-index OR, do not push down auxiliary WHERE clause terms that involve subqueries into the OR-subqueries. Otherwise, the covering-index optimizer might convert table-references into index-references for the particular OR index that is active for the branch in which the subquery subroutine is coded, and those index-references will not work if the subquery subroutine is invoked from a different OR branch that uses a different index. (check-in: 61a1c6db user: drh tags: trunk)
15:00
Add the new OP_BeginSubrtn opcode (which is really an alias for OP_Integer) and make other changes so that the span of a subroutine that implements a subquery is more readily apparent in bytecode listings. (check-in: b8226748 user: drh tags: trunk)
2022-03-02
21:04
Bloom filter pull-down optimization is incompatible with Skip-Scan. Make sure the query planner does not try to to both. Forum post 50a1bbe08ce4c29c. (check-in: ad3ffa1a user: drh tags: trunk)
17:50
Faster version of sqlite3VdbeMemRelease(). (check-in: 86c5fa2f user: drh tags: trunk)
13:45
Reinstate the releaseMemArray() performance optimization of [bb520293d8c11518] with corrections. (check-in: 1291080d user: drh tags: trunk)
11:39
The optimization at [ece326db50201937] is not quite right, so back it out for now. (check-in: b218a4b9 user: drh tags: trunk)
01:02
Fix a harmless compiler warning. (check-in: 6497997a user: drh tags: trunk)
00:50
The performance optimizations at [bb520293d8c11518] is not quite right, so it has to be backed out. (check-in: 15f73b12 user: drh tags: trunk)
2022-03-01
20:15
The MemPage.aDataEnd field should point to the end of the data buffer for the page, not just the end of the usable portion of that buffer. The purpose aDataEnd is to detect cells that overflow the page, and that won't work on a page with reserved bytes and a cell that starts in the reserved region, unless the boundary is at the very end of the page. Chromium issue 1276294. (check-in: f839c0bc user: drh tags: trunk)
19:19
Fix a minor typo in a comment. (check-in: 86ba06aa user: drh tags: trunk)
16:22
Fix two assert() statements in btree.c which were not true in the case of a corrupt database file. Forum post 14819f2063. (check-in: 3b36ed79 user: drh tags: trunk)
15:48
Fix slightly-incorrect assert() statements. Forum post f1e83b77b5ff37db (check-in: 3c9f5c9d user: drh tags: trunk)
14:13
Increase the max_page_count on ROLLBACK, if necessary, so that it is sufficient to cover the entire database. Fix for the problem identified by forum post 3b9e894312. (check-in: 12c01216 user: drh tags: trunk)
2022-02-28
16:44
Fix the Xfer-optimization on the INSERT statement so that it is omitted if there is a RETURNING clause, since that optimization is not able to deal with RETURNING. See forum thread 595e132f71 for details. (check-in: 1d3760a5 user: drh tags: trunk)
14:26
Reorganize the bits in Mem.flags. Free up one bit for reuse. (check-in: fe454291 user: drh tags: trunk)
13:38
Expand the comment on the definition of the Mem object to better explain the meanings of the various flag bits. (check-in: f2f04260 user: drh tags: trunk)
12:16
Performance optimization in initMemArray() saves about 750K cycles with only a 4-byte increase in code size. (check-in: c3e9cd5e user: drh tags: trunk)
12:08
The performance increase in the previous check-in of this branch was due to the revised loop in initMemArray() and reordering fields of Mem - not the call the memcpy(). Changing the code to avoid memcpy() results in an even better gain, and code that is far less dodgy. (Closed-Leaf check-in: d74aa979 user: drh tags: optimize-init-mem)
03:25
An optimization to initMemArray() saves almost 500K cycles. But it seems a little dodgy. I want to think about this more before merging to trunk. Perhaps there is a cleaner way to accomplish the same. (check-in: 7fefd867 user: drh tags: optimize-init-mem)
02:35
Avoid unnecessary deinitialization of the Mem.flags field. (check-in: bb520293 user: drh tags: trunk)
2022-02-27
21:10
Cache values of UnpackedRecord.aMem[0] into new fields of UnpackedRecord. This avoids extra indirections and saves about 750K cycles. (check-in: 7cf2d1f0 user: drh tags: trunk)
18:54
Bypass a single branch in vdbeRecordCompareString() in the common case, for a performance increase of over 600K CPU cycles. (check-in: 36f0f07e user: drh tags: trunk)
2022-02-26
23:01
Remove an unnecessary local variable for a small performance increase and size reduction. (check-in: 9bda611f user: drh tags: trunk)
14:39
Allow the OP_Column opcode to read rows that are larger than SQLITE_LIMIT_LENGTH as long as the specific field being read out is less than or equal to SQLITE_LIMIT_LENGTH. (check-in: 1bf48489 user: drh tags: trunk)
2022-02-25
20:11
Revise the initialization processing for OP_Column to make it about 1.8 million cycles faster. (check-in: 3b7259eb user: drh tags: trunk)
18:51
Fix the OP_NullRow documentation so that it accurately describes what it actually does for a pseudo-cursor. (check-in: 4e269902 user: drh tags: trunk)
18:15
Dead branch: Superseded by [3b7259ebd5b9b1f7] (Closed-Leaf check-in: 09a47f32 user: drh tags: simplify-cursor-state)
16:21
Do not do a deferred seek on a cursor that is marked nullRow. (check-in: 1c026bcb user: drh tags: simplify-cursor-state)
15:44
This branch proposes to consolidate various state fields of VdbeCursor (specifically, nullRow, deferredMoveto, and cacheStatus) into a single eCurState field. This first check-in adds the new eCurState field while retaining and continuing to use the legacy state fields. (check-in: 7953716c user: drh tags: simplify-cursor-state)
13:29
Improved comment on the codeDeferredSeek() routine. No code changes. (check-in: 54f49f65 user: drh tags: trunk)
11:30
Fix unimportant typos in comment text. (check-in: 39346013 user: drh tags: trunk)
01:23
Invoking SQLITE_TESTCTRL_INTERNAL_FUNCTIONS causes the flags field of the PRAGMA function_list to show all bits, including internal-use-only bits, rather than just the bits that are part of the API. (check-in: ad1be348 user: drh tags: trunk)
01:10
Remove unused P4 types on the Opcode object. Saves a few bytes of code space and simplifies the code. (check-in: aca53843 user: drh tags: trunk)
00:09
Merge shell-tweaks enhancements (with 3.38) (check-in: 4c7d94d3 user: larrybr tags: cli_extension)
2022-02-24
14:44
Change the OP_Next and OP_Prev opcodes so that they invoke sqlite3BtreeNext() and sqlite3BtreePrevious() directly rather than through a function pointer, for improved performance and a decrease in code size. (check-in: 9d13cbbe user: drh tags: trunk)
11:09
Spell fix, no code change (check-in: f2597fae user: larrybr tags: trunk)
04:29
Regularize CLI .mode processing (check-in: 6d055724 user: larrybr tags: cli_extension)
01:41
Fix an assert() so that it is still valid following OOM with the latest enhancements. (check-in: ecf832f7 user: drh tags: trunk)
01:08
Update the version number of version 3.39.0 for the next development cycle. (check-in: 9542e9be user: drh tags: trunk)
2022-02-23
22:56
Add a new subclass for MemPage.xCellSize specifically for the case of a leaf page in a B+Tree, that is optimized for that cases. This gains a half million cycles or more at the cost of less than 200 bytes of code space. (check-in: 7ad82922 user: drh tags: trunk)
18:23
Optimize calls to get2byte() in btree.c for almost a one-million cycle performance gain and a few bytes less code. (check-in: 41061f29 user: drh tags: trunk)
17:16
Defer the check for error check Pgno zero until after the page fetch misses, to gain a few CPU cycles and a small size reduction. (check-in: ece326db user: drh tags: trunk)
17:00
Store the page number for the PENDING_BYTE page in the Pager object, rather than computing the page number every time it is needed, because it turns out that number is needed quite frequently. This saves a few hundred thousand CPU cycles and a few bytes of code space. (check-in: 5aa9c3eb user: drh tags: trunk)
10:10
Sync with 3.38 (check-in: b9b27d74 user: larrybr tags: cli_extension)
2022-02-22
22:28
Sync w/3.38, add .parameter ls to CLI (check-in: 8c9a5fb2 user: larrybr tags: shell-tweaks)
20:38
Don't reload the schema on PRAGMA database_list. (check-in: 630fe446 user: drh tags: reuse-schema)
20:29
For the "PRAGMA database_list" statement, do not check to see if the schema is up-to-date and do not try to reload the schema. (check-in: 710de6a2 user: drh tags: trunk)
20:04
Merge version 3.38.0 into the reuse-schema branch. (check-in: 8fe85dcd user: drh tags: reuse-schema)
19:56
Merge version 3.38.0 into the begin-concurrent-pnu-wal2 branch. (check-in: 8387e4f3 user: drh tags: begin-concurrent-pnu-wal2)
19:46
Merge version 3.38.0 into the wal2 branch. (check-in: de24c8ee user: drh tags: wal2)
19:37
Merge version 3.38.0 into the begin-concurrent-report branch. (check-in: 0bbf7be2 user: drh tags: begin-concurrent-report)
19:30
Merge version 3.38.0 into the begin-concurrent branch. (check-in: c5998c43 user: drh tags: begin-concurrent)
18:58
Version 3.38.0 (check-in: 40fa792d user: drh tags: trunk, release, major-release, version-3.38.0)
15:47
Fix an undersized memory allocation in the test harness for RTREE. This error was in test logic only, not in the SQLite library itself. forum post 35470a0a72a005e1 (check-in: 7e3c9594 user: drh tags: trunk)
2022-02-21
16:49
Merge the latest trunk changes into the reuse-schema branch. (check-in: b3c26f4a user: drh tags: reuse-schema)
14:30
Fix compiler warnings for older compilers (ex: gcc 4.0.1 powerpc-apple-darwin). (check-in: 5c188243 user: drh tags: trunk)
13:44
Remove stray tab characters from auxiliary source code files. (check-in: e25e3358 user: drh tags: trunk)
13:02
Add SQLITE_OMIT_JSON to the compile-time option test sequence. (check-in: f36325a6 user: drh tags: trunk)
00:23
Do not allow error messages from sqlite3NestedParse() to leak up into the main parse. (check-in: 9c4e21ab user: drh tags: trunk)
2022-02-19
21:25
Improve .backup and .save help text (check-in: 741651fd user: larrybr tags: trunk)
15:57
Add a NEVER() to a branch that is unreachable for STAT4. (check-in: e4e97505 user: drh tags: trunk)
2022-02-17
17:24
Enhance the documentation on sqlite3_stmt_readonly() to explain that EXPLAIN and EXPLAIN QUERY PLAN do not affect the return value. Add test cases to verify this. Add new test cases and requirements marks for complete requirements test coverage on this interface. (check-in: a6fbb7ba user: drh tags: trunk)
14:33
Remove references to the now-defunct SQLITE_ENABLE_JSON1 compile-time option. (check-in: db950192 user: drh tags: trunk)
14:29
Fix a testing error on Windows that was recently added to shell5.test. (check-in: 6cace543 user: drh tags: trunk)
2022-02-16
15:11
Make the sqlite3_error_offset() interface accessible from TCL using the new "erroroffset" method on the sqlite3 object. (check-in: 3454a122 user: drh tags: trunk)
2022-02-15
20:56
Merge the latest trunk enhancements into the reuse-schema branch. (check-in: b9ba43fc user: drh tags: reuse-schema)
20:47
Merge the latest trunk enhancements into the begin-concurrent-pnu-wal2 branch. (check-in: 1336d2f2 user: drh tags: begin-concurrent-pnu-wal2)
20:37
Merge recent trunk enhancements into the wal2 branch. (check-in: 7dba8188 user: drh tags: wal2)
20:24
Merge recent trunk enhancements into the begin-concurrent-report branch. (check-in: 213df7a0 user: drh tags: begin-concurrent-report)
20:18
Merge the latest trunk changes into the begin-concurrent branch. (check-in: 94838f16 user: drh tags: begin-concurrent)
17:04
Sync with trunk (check-in: 2b4a295c user: larrybr tags: shell-tweaks)
13:23
Improved rendering of floating point numbers without a fractional part in ".dump" output from the CLI. Forum post 550d877659f37cb2. (check-in: 9edaeed5 user: drh tags: trunk)
11:46
New assert() statements to help prove correctness of memjournal.c. (check-in: d74ec88c user: drh tags: trunk)
2022-02-14
21:11
Generalize the in-memory journal so that it is able to accept writes that begin at any offset less than or equal to the current file size. (check-in: c039d547 user: drh tags: trunk)
18:55
CLI .import can auto-rename non-unique column names when it creates a new table (check-in: 4b5d07ea user: larrybr tags: trunk)
18:18
Minor correction to the early corruption detection added by [a6fda39e81d0da98|check-in a6fda39e81d0da98] so that it works even if the page being cleared in page 1 of the database. (check-in: a5ec1690 user: drh tags: trunk)
13:53
Fix a bad assert() (it needs an "||CORRUPT_DB" term) in b-tree, discovered by dbsqlfuzz. (check-in: f5f263cc user: drh tags: trunk)
01:12
CLI's .import column rename made more minimal, and reports renames. (Leaf check-in: c626cff7 user: larrybr tags: auto-column)
2022-02-13
22:18
Sync w/trunk, fix zAutoColumns placement blunder, all to pass all TCL tests (check-in: 67dc59f4 user: larrybr tags: auto-column)
2022-02-12
18:56
Do not run merge1.test with SQLITE_OMIT_VIRTUALTABLE builds. (check-in: bf8dbfd4 user: dan tags: trunk)
16:02
Fix a possible user-after-free in ALTER TABLE found by asan. (check-in: 9252619d user: dan tags: trunk)
13:45
Update fuzz.test to account for a change in error message made in the core. (check-in: c57601b5 user: dan tags: trunk)
13:37
Avoid dropping SQLITE_TOOBIG errors in the quote() function. (check-in: 115c3051 user: dan tags: trunk)
13:12
For .import auto-column, aid build-time override of rename decoration. (check-in: 433e5ead user: larrybr tags: auto-column)
10:48
Fix auto-column bug noted by post https://sqlite.org/forum/forumpost/d102c15d63 (check-in: 689137e1 user: larrybr tags: auto-column)
02:15
Sync w/trunk, allow build-time override of auto-column decorating character (check-in: caaef4c5 user: larrybr tags: auto-column)
2022-02-11
21:20
Fix a test in without_rowid1.test so that it is disabled without ALTER TABLE support, as it uses ALTER TABLE. (check-in: ca22a64e user: drh tags: trunk)
19:41
Update some OOM tests of the ALTER TABLE command to account for an error message which may be returned if opening the temp db fails. (check-in: 3409fd41 user: dan tags: trunk)
17:47
Load recent dbsqlfuzz finds into test/fuzzdata8.db. (check-in: b275ad25 user: drh tags: trunk)
17:47
Reference the wayback machine for the dead hyperlink to the MS support page in the comments about why the extra typedef for va_arg(). No code changes. (check-in: ab1a9b5b user: drh tags: trunk)
17:33
Fix an assert() in the pager by adding "|| CORRUPT_DB", in as much as the assert() is not necessarily true if the database size in the header is wrong. dbsqlfuzz f2f996065b90988aa9b0ae425b66dbb296546a08. (check-in: a51402e8 user: drh tags: trunk)
16:10
Fix a problem in [c006515ae6faff65] causing an assert() to fail with some build configurations. (check-in: d7ff262d user: dan tags: trunk)
14:08
Use the enhanced SQLITE_TESTCTRL_LOCALTIME_FAULT (2) capability to do better testing of the 'localtime' and 'utc' modifiers to date/time functions. (check-in: f3807194 user: drh tags: trunk)
13:40
Upon .import column renaming, issue message saying so. Test this. (check-in: 8b6ca930 user: larrybr tags: auto-column)
12:06
Fix the bind2.test test script so that it works even if SQLITE_ENABLE_PREUPDATE_HOOK is not defined. Fix for test-case breakage from check-in [c006515ae6faff65]. (check-in: 937d3a45 user: drh tags: trunk)
11:37
Work around the MSVC bug that prevents the use of function pointer types in the second argument of va_arg() by adding a typedef. (check-in: eae3ab0a user: drh tags: trunk)
01:21
CLI auto-column rename revamped after forum discussion. (check-in: 2da1f8e4 user: larrybr tags: auto-column)
2022-02-10
23:12
Fix SQLITE_TESTCTRL_LOCALTIME_FAULT so that it works even if mutexes are enabled. (check-in: 64537a06 user: drh tags: trunk)
21:26
Enhance SQLITE_TESTCTRL_LOCALTIME_FAULT so that is able to install an alternative localtime() interface so that the localtime logic an be better tested. (check-in: 6e25cb08 user: drh tags: trunk)
15:40
Performance improve to the 'localtime' and 'utc' modifiers for date/time functions. (check-in: 85cb6014 user: drh tags: trunk)
12:57
Faster implementation of the date(), time(), and datetime() functions. (check-in: fa1b393b user: drh tags: trunk)
12:31
Fix the test harness so that it builds without SQLITE_ENABLE_PREUPDATE_HOOK. Has been broken since [c006515ae6faff65]. (check-in: 4565f711 user: drh tags: trunk)
03:21
A CLI feature. auto .import (new table) columns. WIP (check-in: 7e3be36d user: larrybr tags: auto-column)
02:09
Create new branch named "auto-column" (check-in: 066febe8 user: larrybr tags: auto-column)
01:01
Fix a typo in documentation. No code changes. (check-in: e97c6ad4 user: drh tags: trunk)
2022-02-09
18:47
When process first moves a database into WAL mode and then tries to run sqlite3_wal_checkpoint() without first performing a transaction, first try to run a synthesized transaction to get the Pager caught up before attemptingn the checkpoint. forum post fd0f19d229156939. (check-in: eee6de19 user: drh tags: trunk)
18:42
Fix a problem with using sqlite3_bind_value() with sqlite3_value objects obtained from sqlite3_preupdate_new() when an integer value is written to a column with real affinity. (check-in: c006515a user: dan tags: trunk)
16:18
Prototype implementation of IF EXISTS and IF NOT EXISTS clauses on the various forms of ALTER TALE. (Leaf check-in: 460abf93 user: drh tags: alter-table-if-exists)
2022-02-08
15:14
Writes to the subjournal should be all-or-nothing. Fix for dbsqlfuzz fe3c397fb90029313446c4e0f4a6cd0c81dd9621. (check-in: 22cc55e8 user: drh tags: trunk)
13:41
Provide sqlite3_error_offset() data for some new errors. (check-in: 1269206d user: drh tags: trunk)
12:24
comment-only change to sqlite3.h (check-in: f815cf4a user: larrybr tags: trunk)
12:13
Do not show the error code number of CLI error messages unless the error is something other than 1 (SQLITE_ERROR). (check-in: b4716018 user: drh tags: trunk)
11:52
Improved error message formatting in the shell. Distinguish between "Parse errors" and "Runtime errors". (check-in: ae3e322a user: drh tags: trunk)
2022-02-07
18:52
Disable the sqlite3_error_offset() when the error occurs in a trigger or view or some other bit of text that is not part of the original statement. (check-in: 0e909e34 user: drh tags: trunk)
01:09
When create table/view fails due to name taken, say which took it. (check-in: 9a206e37 user: larrybr tags: trunk)
2022-02-06
23:54
Fix unreachable branches in the sqlite3_error_offset() logic. (check-in: 031381ae user: drh tags: trunk)
22:13
The sqlite3_vtab_in() interface should return false for a vector IN constraint. (check-in: 245d0241 user: drh tags: trunk)
21:13
With the new ALTER TABLE under PRAGMA writable_schema=ON processing, do not ignore non-parser errors such as OOMs. (check-in: 36653cce user: drh tags: trunk)
14:30
CLI extended parsing, new .parameter subcommands, and .x features fairly well tested (check-in: 9c664984 user: larrybr tags: shell-tweaks)
11:51
Faster computation of Expr.nHeight. (check-in: a7a5af32 user: drh tags: trunk)
11:26
Record the error offset on INTEGER tokens. (check-in: 38e057a5 user: drh tags: trunk)
00:30
Further improvements to localization of errors in input SQL. (check-in: fa346760 user: drh tags: trunk)
00:07
Sync with trunk. More shell9.test tests to come. (check-in: 2e72dc46 user: larrybr tags: shell-tweaks)
2022-02-05
23:45
CLI cleanup, mode push/pop, parameter list beautification (check-in: 53d4582a user: larrybr tags: shell-tweaks)
23:11
Enhance sqlite3_error_offset() to report the position of unresolved identifiers. (check-in: 5b8d2577 user: drh tags: trunk)
21:49
Record the position of many identifiers in the parse using the new Expr.w.iOfst field. This is done with the idea of providing offset results for sqlite3_error_offset() for a more kinds of errors, though that part is not yet implemented. (check-in: 32a3a53b user: drh tags: trunk)
15:26
Fix CLI Windows build, refine its help, re-org ShellState (check-in: 991a06a4 user: larrybr tags: shell-tweaks)
13:27
Update stale evidence marks on sqlite3_vtab_rhs_value() test cases. (check-in: 46744b83 user: drh tags: trunk)
12:39
When PRAGMA writable_schema=ON, allow ALTER TABLE to proceed even if there are entries in the sqlite_schema table that do not parse. (check-in: fc4c82e5 user: drh tags: trunk)
12:05
Fix a NULL pointer dereference that can occur after OOM. Problem introduced by check-in [197cbabf1767d060]. (Closed-Leaf check-in: d4e6b9f0 user: drh tags: relaxed-alter-table)
11:13
Fix documentation typo. (check-in: 1a7d8bb5 user: drh tags: trunk)
01:01
Typo fixes in documentation. (check-in: 1ec747d1 user: drh tags: trunk)
2022-02-04
21:49
CLI .param save/load done; many other small refinements (check-in: 6d415ac2 user: larrybr tags: shell-tweaks)
20:16
Test case for permissive ALTER TABLE RENAME when writable_schema=ON. (check-in: 7ee44f66 user: drh tags: relaxed-alter-table)
20:07
One more case of disabling errors for ALTER TABLE RENAME when writable_schema=ON. (check-in: c52d0dd8 user: drh tags: relaxed-alter-table)
19:13
Add a compile-time option to include vt02.c in fuzzcheck. (check-in: c404c8c7 user: drh tags: trunk)
18:12
Merge trunk enhancements into the reuse-schema branch. (check-in: 5744e102 user: drh tags: reuse-schema)
18:02
Merge recent trunk changes into the begin-concurrent-pnu-wal2 branch. (check-in: cb045aba user: drh tags: begin-concurrent-pnu-wal2)
17:52
Merge trunk enhancements into the wal2 branch. (check-in: d2de02f3 user: drh tags: wal2)
17:51
Merge all recent trunk enhancements into the begin-concurrent-report branch. (check-in: 1c88bcff user: drh tags: begin-concurrent-report)
17:40
Merge trunk enhancements into the begin-concurrent branch. (check-in: 85054a86 user: drh tags: begin-concurrent)
16:43
Allow ALTER TABLE RENAME COLUMN to proceed even if there are errors in the schema, as long as PRAGMA writable_schema=ON is active. (check-in: 197cbabf user: drh tags: relaxed-alter-table)
13:15
Fix various harmless compiler warnings. (check-in: 70049342 user: drh tags: trunk)
13:05
For the MULTI-INDEX-OR optimization, when pushing down WHERE clause terms from the main query into the various OR-term subqueries, do not push down slices of a vector comparison, since the right-hand operand of the comparison might have only been initialized in a different OR branch that was not taken. dbsqlfuzz 80a9fade844b4fb43564efc972bcb2c68270f5d1. (check-in: 9f67ad00 user: drh tags: trunk)
09:39
Fix .param edit unable to edit script vars (bad assert) (check-in: 62d212d0 user: larrybr tags: shell-tweaks)
2022-02-03
21:07
Sync to trunk. Shell tests pass. (check-in: 79275b81 user: larrybr tags: shell-tweaks)
20:57
Scripting and .parameter enhancements most in; all in working (check-in: a1581118 user: larrybr tags: shell-tweaks)
18:14
Minor typo fix in comment. No code changes. (check-in: f9b76304 user: drh tags: trunk)
14:37
Do not allow the vdbe-compress.tcl script to generate structures named "do" or "if". (check-in: e35ab16d user: drh tags: trunk)
14:19
Prohibit schema changes within xBestIndex callbacks. (check-in: bb0f056b user: drh tags: trunk)
2022-02-02
21:06
Improvement to the sqlite3_vtab_in_first() documentation. (check-in: 403e7ac9 user: drh tags: trunk)
19:51
Add the sqlite3_vtab_in() interface that allows virtual tables to process IN constraints all at once, rather than one value at a time. (check-in: 52559af0 user: drh tags: trunk)
19:30
Additional test cases. (Closed-Leaf check-in: 733d81c3 user: drh tags: batch-in-operator)
19:15
Test cases for sqlite3_vtab_in() and sqlite3_vtab_distinct(). (check-in: 21afb81d user: drh tags: batch-in-operator)
18:47
Improved documentation for sqlite3_vtab_in(). No code changes. (check-in: c99df4ab user: drh tags: batch-in-operator)
16:24
Relax the restriction that the RHS of the IN operator must be a list in order for sqlite3_vtab_in() to work. Change an unreachable branch into an assert(). (check-in: 3bf21534 user: drh tags: batch-in-operator)
15:10
Be sure that sqlite3_vtab_in_first() and _next() set the correct encoding. (check-in: 04edf36e user: drh tags: batch-in-operator)
14:36
Refactor sqlite3_vtab_in() to make use of the existing sqlite3_value_pointer() mechanism for passing the list of IN operator RHS values into xFilter, for improved memory safety. (check-in: 8965929b user: drh tags: batch-in-operator)
11:37
Fix a harmless code indentation issue. (check-in: 41d8d26e user: drh tags: trunk)
2022-02-01
21:59
Tweaks to the sqlite3_vtab_in() interface. (check-in: 75040183 user: drh tags: batch-in-operator)
16:30
Index in 2nd argument to sqlite3_vtab_in() should be on the aConstraint[] array, not the internal array of all constraints. (check-in: 5acf90a9 user: drh tags: batch-in-operator)
15:08
Take CLI's wordwrap from trunk (check-in: 768c70a9 user: larrybr tags: shell-tweaks)
14:58
Add new interfaces to enable virtual table to process IN operator constraints all at once, rather than one element at a time. (check-in: eb84b80e user: drh tags: batch-in-operator)