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100 events occurring around 86074da0fd2949e2.

2019-10-25
14:46
Performance optimization in sqlite3BtreeCursor(). (check-in: ea068b09 user: drh tags: trunk)
13:15 Ticket [c1e19e12] Trigger causes query to compute incorrect result status still Open with 6 other changes (artifact: d3b0913b user: drh) ... 1 similar event omitted.
2019-10-24
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)
20:36 Closed ticket [dd1f67bf]: FTS integrity-check malfunctions nondeterministically with tokenize="ascii" plus 6 other changes (artifact: 85d26dd0 user: dan)
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)
19:44 New ticket [dd1f67bf] FTS integrity-check malfunctions nondeterministically with tokenize="ascii". (artifact: c0870c48 user: mrigger)
19:37 Fixed ticket [50c09fc2]: Crash on REPLACE INTO of a table with an AFTER DELETE trigger. plus 3 other changes (artifact: 24cd9b60 user: drh)
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)
19:33 Ticket [50c09fc2] Crash on REPLACE INTO of a table with an AFTER DELETE trigger. status still Open with 6 other changes (artifact: 6e1ee2af user: drh) ... 1 similar event omitted.
01:04
Do not allow ALTER TABLE ADD COLUMN for a STORED column. (check-in: 42fc08bc user: drh tags: generated-columns)
2019-10-23
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 Fixed ticket [135c9da7]: Comparison of row values with COLLATE NOCASE yields incorrect result plus 6 other changes (artifact: 8f2a03f8 user: drh)
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)
16:46 New ticket [135c9da7] Comparison of row values with COLLATE NOCASE yields incorrect result. (artifact: ad3f184c user: mrigger)
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)
02:32 Edit [c8ade949d4a2eb3b|c8ade949]: Move to branch obsolete. Add propagating "hidden". Mark "Closed". Edit check-in comment. (artifact: f40b2051 user: numist)
00:31
Fix the foreign key logic to be compatible with generated columns. (check-in: 3de57145 user: drh tags: generated-columns)
2019-10-22
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 Fixed ticket [6ef984af]: Row value comparison yields incorrect result plus 5 other changes (artifact: 52b4cb44 user: drh)
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)
14:05 New ticket [6ef984af] Row value comparison yields incorrect result. (artifact: eb28040c user: mrigger)
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)
10:43 Ticket [b47e3627] Comparison of row values results in incorrect result status still Fixed with 3 other changes (artifact: e283b6c1 user: mrigger)
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 Fixed ticket [b47e3627]: Comparison of row values results in incorrect result plus 5 other changes (artifact: f7f3b529 user: drh)
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)
2019-10-21
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)
14:45 New ticket [b47e3627] Comparison of row values results in incorrect result. (artifact: fe31e259 user: mrigger)
13:35 Closed ticket [7fc8e5ff]: INSERT into table with two triggers does not terminate plus 6 other changes (artifact: a6cbd20a user: dan) ... 1 similar event omitted.
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)
2019-10-20
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)
2019-10-19
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)
2019-10-18
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)
2019-10-17
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 Edit [c21959d4eb5d742a|c21959d4]: Edit check-in comment. (artifact: 0394570b user: drh)
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)
13:56 New ticket [bf1aab89] FTS merge does not terminate. (artifact: 45345701 user: mrigger)
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)
2019-10-16
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 Fixed ticket [a8a4847a]: Trigger inserts duplicate value in UNIQUE column plus 6 other changes (artifact: 077f1b97 user: drh)
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)
13:18 New ticket [a8a4847a] Trigger inserts duplicate value in UNIQUE column. (artifact: 89dcc9a0 user: mrigger)
12:18
Initial experimental code for generated column support. Non-functional. (check-in: 11d472c1 user: drh tags: generated-columns)
2019-10-15
19:01
Formatting change on a multi-line conditional, for improved clarity. No logic changes. (check-in: 7248e347 user: drh tags: trunk)
2019-10-14
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)
2019-10-12
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)
2019-10-11
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)
17:26 Fixed ticket [278ac142]: FTS integrity_check fails when inserting x'00' plus 6 other changes (artifact: 85b9e38f user: drh)
17:25 Edit [629e20c9880acc2c|629e20c9]: Edit check-in comment. (artifact: 77445473 user: drh)
17:14
Futher improvements to LEFT JOIN strength reduction. (check-in: 8a39167b user: drh tags: trunk)
16:31 Edit [7833feecfe745e23|7833feec]: Edit check-in comment. (artifact: 0aa59d95 user: drh)
16:01
Improvements to the LEFT JOIN strength reduction optimization. (check-in: 548082df user: drh tags: trunk)
15:33 Closed ticket [745f1abc]: FTS integrity-check malfunctions for transaction and the prefix option plus 5 other changes (artifact: 2e2548be user: dan)
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)
14:28 Closed ticket [8a6fa2bb]: FTS order=DESC results into integrity-check failing plus 5 other changes (artifact: 9a6bda80 user: dan)
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)
11:21
Merge the 3.30.1 changes into reuse-schema. (Leaf check-in: eff7cd7f user: drh tags: reuse-schema-3.30)
2019-10-10
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)
22:22 New ticket [745f1abc] FTS integrity-check malfunctions for transaction and the prefix option. (artifact: c1f4fe86 user: mrigger)
21:47 New ticket [8a6fa2bb] FTS order=DESC results into integrity-check failing. (artifact: 1dabaa83 user: mrigger)
20:19
Version 3.30.1 (check-in: 18db032d user: drh tags: release, version-3.30.1, branch-3.30)
17:10 Closed ticket [c3103404]: LEFT JOIN in view malfunctions with NOTNULL plus 5 other changes (artifact: 2f2ef2bb user: dan)
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)