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100 events occurring around 9c8c1092a8ce80e1.

2019-08-14
19:47 New ticket [17db54d7] Unexpected error in DELETE with existing trigger. (artifact: f06e8c9d user: mrigger)
15:17
Always check for reads past the end of the file on the in-memory journal driver. This used to be an assert(). (check-in: 4d41ca7d user: drh tags: trunk)
2019-08-13
20:34
Add some static to the 'regexp' extension. (check-in: a21d1dde user: mistachkin tags: trunk)
17:56
Update test cases so that they work with ICU enabled. (check-in: 408144a1 user: dan tags: trunk)
17:27
Update some corruption test cases to take [724f4df9c] into account. (check-in: 927cd7b4 user: dan tags: trunk)
15:22
Merge latest trunk changes with this branch. (check-in: 5b4689d8 user: dan tags: reuse-schema)
15:11
Fix a problem with RBU function sqlite3rbu_bp_progress() when used during an RBU vacuum. (check-in: 8c44b02f user: dan tags: trunk)
2019-08-12
18:26 Fixed ticket [3cf9bb22]: Database corruption caused by REPLACE plus 5 other changes (artifact: 927499fa user: drh)
18:26
Make sure the btree cursor overflow cache is cleared when overwriting a cell in sqlite3BtreeInsert(). Ticket [3cf9bb227e9a5d32] (check-in: 7dae7b96 user: drh tags: trunk)
18:25 New ticket [3cf9bb22] Database corruption caused by REPLACE. (artifact: 4c0dd574 user: drh)
16:36
Experimental implementation of NULLS FIRST/LAST. This branch still has problems - the most significant of which is that ORDER BY clauses with a non-default NULLS FIRST/LAST qualifier can never use an index. (check-in: 07babb0f user: dan tags: nulls-last)
16:25
For the ".testctrl prng_seed" command in the CLI, if the argument is "random" then select a random integer seed and print the seed value on stdout. (check-in: 636ca447 user: drh tags: trunk)
15:37
Fix the build for compilation using separate files rather than the amalgamation. (Leaf check-in: 1e0f4869 user: drh tags: sha3)
15:19
Make the sha3 extension part of the amalgamation, enabled using SQLITE_ENABLE_SHA3. (check-in: a48a7b78 user: drh tags: sha3)
14:17
Add a TESTCTRL that disables the verification of type, name, and tbl_name in the sqlite_master table. (check-in: 48d9b48a user: drh tags: trunk)
00:08
Validate the type, name, and tbl_name fields of the sqlite_master table when loading the schema, unless writable_schema is engaged. (check-in: 724f4df9 user: drh tags: trunk)
2019-08-10
15:07 Edit [da01ba4fa47c6508|da01ba4f]: Edit check-in comment. (artifact: d9c628b3 user: drh)
15:06 Fixed ticket [9080b622]: Constant expression in partial index results in row not being fetched plus 6 other changes (artifact: 53eb33a8 user: drh)
15:06
Fix the sqliteExprImpliesExpr() routine so that it recognizes that "(NULL IS FALSE) IS FALSE" doe not imply "NULL NOT NULL". Ticket [9080b6227fabb466] (check-in: da01ba4f user: drh tags: trunk)
14:35
Add extra test cases related to the previous commit. (check-in: 3c690b2b user: dan tags: trunk)
14:16
Remove two incorrect assert() statements from the logic used to derive column names and types from subqueries. (check-in: 712e4771 user: drh tags: trunk)
2019-08-09
23:00 New ticket [9080b622] Constant expression in partial index results in row not being fetched. (artifact: af49a21f user: mrigger)
20:26
Allow the RHS of a row-value IN operator to use a compound query with an ORDER BY clause. (check-in: eaf15d9b user: drh tags: trunk)
14:54
In shared-schema mode, handle the case where a connection has created a virtual-table object, but is later assigned a different shared-schema object for which the virtual-table schema has not yet been initialized. (check-in: e30c7414 user: dan tags: reuse-schema)
01:59
Modify signature of sqlite3VdbeChangeOpcode() to accept int instead of u32. (check-in: 68b7f2ac user: mistachkin tags: trunk)
01:11
Fix more compiler warnings. (check-in: 1b85442b user: drh tags: trunk)
2019-08-08
19:40
Fix harmless compiler warnings. (check-in: 1eef4dde user: drh tags: trunk)
19:19
Remove support for SQLITE_ENABLE_STAT3. The sqlite_stat3 table is now ignored, if it exists. Run ANALYZE using STAT4 to get the equivalent functionality, which presumably everybody has been doing for a long time now. (check-in: f1cd234c user: drh tags: trunk)
18:49
Fix a case of the Expr.affinity to Expr.affExpr refactor that was missed in the [a29f2a7d07beff64] check-in. (check-in: 83450d10 user: drh tags: trunk)
16:23
More legacy STAT3 code removed. (Closed-Leaf check-in: 845d2f17 user: drh tags: omit-stat3)
15:47
Fix spurious "no such table: x1" errors in shared-schema mode that could occur when a query that is a join across two or more databases needs to call the xConnect() methods of a virtual table. (check-in: edf45cd7 user: dan tags: reuse-schema)
15:24
Remove support for STAT3. The sqlite_stat3 tables are ignored, if they exist. STAT4 continues to work as it always has, and as it is a superset of STAT3 is the recommended replacement. (check-in: 1e17ea2f user: drh tags: omit-stat3)
11:44
Fix a bug causing "no such table" and other similar sqlite3_prepare*() errors to return SQLITE_SCHEMA instead of SQLITE_ERROR in shared-schema mode when there is an attached database for which the schema has never been loaded. (check-in: 111e2c73 user: dan tags: reuse-schema)
08:31 Ticket [f8a7060e] Incorrect result for query that uses MIN() and a CAST on rowid status still Open with 3 other changes (artifact: 64317f51 user: dan)
01:39
Remove a NEVER() that is reachable from a corrupt database. (check-in: 30e6ee27 user: drh tags: trunk)
2019-08-07
21:30 Ticket [f8a7060e] Incorrect result for query that uses MIN() and a CAST on rowid status still Open with 7 other changes (artifact: 3bee902b user: drh) ... 1 similar event omitted.
19:57
Remove use of the affinity() function from view.test, as it is only available in SQLITE_DEBUG builds. (check-in: 7f2246a1 user: dan tags: trunk)
18:34
Add "set TMP=%CD%" to the start of each msvc script output by releasetest_data.tcl. Otherwise, since binaries compiled with SQLITE_TEST all choose the same sequence of pseudo-random numbers, collisions between temp file names cause errors when running multiple tests in parallel. (check-in: f5d0436d user: dan tags: trunk)
17:45
Eliminate some more cases of redundant sorting in window-function queries. (check-in: 8158d2ac user: dan tags: trunk)
13:25
Do not make SQLITE_READ authorizer calls for tables without names, as all such tables will be internal-use-only tables for subqueries and whatnot. (check-in: 193c87fc user: drh tags: trunk)
2019-08-06
23:28 Fixed ticket [0a5e2c1d]: Unexpected affinity conversion for view column in IN operator plus 6 other changes (artifact: d65bc0de user: drh)
21:16
Ensure that when the col in an operator like "val IN(col)" is a column of a view, its affinity is not used to coerce val. Fix for [0a5e2c1d]. (check-in: 17b3d221 user: dan tags: trunk)
20:55
Improved reuse of file descriptors for which close() is delayed to prevent clearing of posix advisory locks. (check-in: 509c1ba2 user: drh tags: trunk)
20:43 New ticket [0a5e2c1d] Unexpected affinity conversion for view column in IN operator. (artifact: 4bce8b02 user: mrigger)
20:26
Enhance the ".recover" output in the shell to use double-quotes around table and column identifiers. (check-in: 846d2d2d user: drh tags: trunk)
18:40
Add "PRAGMA foreign_keys=OFF;" to the start of the script output by ".recover", just as is done for ".dump". (check-in: bfc29e62 user: dan tags: trunk)
17:05 Fixed ticket [9f66f887]: EXPLAIN PRAGMA executes PRAGMA plus 8 other changes (artifact: f8525f61 user: drh)
15:33 Fixed ticket [61c85385]: Row is not fetched in SELECT from VIEW plus 6 other changes (artifact: 505de8a7 user: drh)
15:32
Ensure that columns of views and sub-queries that are expressions with no affinity are comparied without any type conversions, as required in the documentation. Tickets [61c853857f40da49] and [d52a29a9e6bc55c5]. (check-in: 9c8c1092 user: drh tags: trunk)
15:18
Performance optimization to the new affinity handling logic. (Closed-Leaf check-in: c9724e76 user: drh tags: pending)
15:02
Add a multi-threaded test to threadtest3.c for the feature on this branch. (check-in: 62557fab user: dan tags: reuse-schema)
14:37
Use 0x40 (ASCII '@') instead of 0x00 to mean "no affinity" so that columns with no affinity can appear in a zero-terminated string. Use the new SQLITE_AFF_NONE macro for this new magic number. (check-in: e8234f69 user: drh tags: pending)
11:45
Add an assert() to the code on this branch. (check-in: fdd44bbb user: dan tags: reuse-schema)
2019-08-05
23:31 Edit [e15a0977ddfad3d0|e15a0977]: Move to branch pending. Edit check-in comment. (artifact: 37715ac2 user: drh)
21:56 New ticket [9f66f887] EXPLAIN PRAGMA executes PRAGMA. (artifact: 6c982a95 user: mrigger)
21:04 Edit [470ac8d50ce2f7cc|470ac8d5]: Mark "Closed". (artifact: 8029b648 user: drh)
20:53
Ensure that columns of views and sub-queries that are expressions with no affinity are not assigned BLOB affinity. This matches the documentation. Fix for [61c853857f40da49]. (On a branch because there are still subtle issues.) (check-in: e15a0977 user: dan tags: pending)
20:45
Add test cases to this branch. (Closed-Leaf check-in: f37317d8 user: dan tags: tkt-61c853-A)
20:41 Ticket [d52a29a9] Unexpected affinity conversion in view status still Fixed with 4 other changes (artifact: 7c070101 user: drh)
19:44
Fix the patch on this branch so that it works with sub-queries, as well as views. (check-in: 7480db30 user: dan tags: tkt-61c853-A)
19:34
The second option for [61c853857f40da49]: In this mode, columns of VIEWs and subqueries that are formed by expressions have affinity BLOB rather than affinity none, as has usually been the case for a while. But this mode fixes a couple of corner cases involving query flattening and the push-down optimization where that rule was violated. (Closed-Leaf check-in: 470ac8d5 user: drh tags: tkt-61c853-B)
19:32
One of two options on how to address ticket [61c853857f40da49]. In this mode, we back out the documentation change of [07b7749da88d54e5] and change the core to work as it has been documented to work since 2017, rather than how it has actually worked since 2009. (check-in: 09cd0c0c user: drh tags: tkt-61c853-A)
18:01
Refactor field Expr.affinity into Expr.affExpr to avoid confusion with other fields and variables named "affinity" and display affExpr it in sqlite3TreeViewExpr() output. (check-in: a29f2a7d user: drh tags: trunk)
16:22
Improved detection of corruption on the freeblock list of a btree page. (check-in: 4b00799b user: drh tags: trunk)
15:09 New ticket [61c85385] Row is not fetched in SELECT from VIEW. (artifact: 82f66d84 user: mrigger)
13:19
Fix a problem with renaming a table when a view or trigger within the schema uses a FILTER with an aggregate function that is not currently registered with the database. (check-in: 2ac0e42f user: dan tags: trunk)
13:06 Fixed ticket [d52a29a9]: Unexpected affinity conversion in view plus 8 other changes (artifact: ac513e2e user: drh)
12:55
Prevent an fts5 table from being its own content table, or part of a view that is the content table. (check-in: b6d52c93 user: dan tags: trunk)
11:27 New ticket [d52a29a9] Unexpected affinity conversion in view. (artifact: c86e9f56 user: mrigger)
2019-08-04
09:26 Edit [1bd4b97d6405c9b0|1bd4b97d]: Edit check-in comment. (artifact: aba6b05a user: drh)
2019-08-03
19:06
Strengthen an assert() in the WHERE clause code generator for the min/max optimization. (check-in: 1bd4b97d user: drh tags: trunk)
16:51 Closed ticket [71e183ca]: MIN() malfunctions for a query with ISNULL condition plus 4 other changes (artifact: 3dfda9a4 user: dan)
16:37
Fix a problem with queries of the form "SELECT min(<expr>) ... WHERE <expr>=?" where there is an index on <expr>. Fix for [71e183ca]. (check-in: d465c3ee user: dan tags: trunk)
16:17
In the ".wheretrace 0x100" debugging mode, show the structure of the main parameters to sqlite3WhereBegin() calls. (check-in: fd598e47 user: drh tags: trunk)
14:30 Ticket [71e183ca] MIN() malfunctions for a query with ISNULL condition status still Open with 4 other changes (artifact: afd8a0b2 user: drh) ... 1 similar event omitted.
01:40
Add the SQLITE_TESTCTRL_PRNG_SEED which can control the PRNG seed either directly or through the schema cookie of a supplied database connection. (check-in: 2660e929 user: drh tags: trunk)
01:39
Give the SQLITE_TESTCTRL_PRNG_SEED two arguments. The second argument if not NULL is a pointer to a database connection which seeds the connection from its schema cookie. In this way, fuzzers can control the PRNG seed. (Closed-Leaf check-in: 49aa3448 user: drh tags: prng-seed-test-control)
2019-08-02
22:32 New ticket [71e183ca] MIN() malfunctions for a query with ISNULL condition. (artifact: cb71fa4f user: mrigger)
21:03
Fixes to the PRNG_SEED pragma idea. (check-in: c7109840 user: drh tags: prng-seed-test-control)
20:45
Add the SQLITE_TESTCTRL_PRNG_SEED test control. (check-in: 3ac57231 user: drh tags: prng-seed-test-control)
19:40 Closed ticket [41866dc3]: MIN() malfunctions for UNIQUE column plus 6 other changes (artifact: 7206ad61 user: dan)
19:40
If a query like "SELECT min(a), b FROM t1" visits no rows where "a" is not null, extract a value for "b" from one of the rows where "a" is null. Fix for ticket [41866dc37]. (check-in: faaaae49 user: dan tags: trunk)
18:43
If a query like "SELECT min(a), b FROM t1" visits no rows where "a" is not null, extract a value for "b" from one of the rows where "a" is null. Possible fix for ticket [41866dc37]. (Closed-Leaf check-in: a7277ed0 user: dan tags: tkt-41866dc37)
16:11 New ticket [41866dc3] MIN() malfunctions for UNIQUE column. (artifact: 467863cb user: mrigger)
2019-08-01
22:48
The sqlite3_set_authorizer() interface should only expire prepared statements when it is setting a new authorizer, not when clearing the authorizer. And statements that are running when sqlite3_set_authorizer() is invoked should be allowed to continue running to completion. (check-in: 961e2f08 user: drh tags: trunk)
15:18
Add new release tests for windows to releasetest_data.tcl. (check-in: 1b330ec2 user: dan tags: trunk)
10:58
Fix a problem in ALTER TABLE triggered by views or triggers that include the construction "ORDER BY true" or "ORDER BY false". (check-in: 8168021f user: dan tags: trunk)
2019-07-31
21:08
Update "releasetest_data.tcl" so that it is a standalone script that generates sh or batch scripts to run each tcl test run at release time. Update wapptest.tcl to use it. (check-in: 559c2dd6 user: dan tags: trunk)
15:16
New test cases in test/fuzzdata8.db. (check-in: 6e92d71c user: drh tags: trunk)
12:13
Do not allow the json_set() function to overwrite the same element more than once. (check-in: f237f60e user: drh tags: trunk)
2019-07-30
21:00
Fix the build for when -DSQLITE_SMALL_STACK is used. (check-in: b9eda224 user: drh tags: trunk)
14:22
Improved fix for ticket [ced41c7c7d6b4d36] that keeps skip-scan enabled, but avoids identifying a skip-scan as order-distinct (because it is not) and thus forces a separate b-tree to implement the DISTINCT clause of a query. This undoes check-in [a871d69c6de65038] and substitutes a new fix. (check-in: 89bf0399 user: drh tags: trunk)
01:17 Fixed ticket [ced41c7c]: Query with DISTINCT does not fetch all distinct rows plus 6 other changes (artifact: 8f62d6df user: drh)
01:17
Disable the skip-scan optimization for DISTINCT queries. Fix for ticket [ced41c7c7d6b4d36] (check-in: a871d69c user: drh tags: trunk)
2019-07-29
22:42 New ticket [ced41c7c] Query with DISTINCT does not fetch all distinct rows. (artifact: 538cb2f4 user: mrigger)
17:18
Convert an assert() in R-Tree into a database corruption detection case. (check-in: 48b518eb user: drh tags: trunk)
16:53
Fix a crash in fts3 caused by corrupt database records. (check-in: 11f7f94f user: dan tags: trunk)
15:54 Closed ticket [ccbe5759]: ANALYZE causes DISTINCT to malfunction in CROSS JOIN plus 5 other changes (artifact: 19310324 user: dan)