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This Day In History For 2020-09-03

1 Year Ago (more context)

2019-09-03
19:40
Fix a buffer overread that could occur when running fts5 prefix queries inside a transaction. (Leaf check-in: b54aa18b user: dan tags: branch-3.18)
19:29
Fix a buffer overread that could occur when running fts5 prefix queries inside a transaction. (Leaf check-in: b584fd36 user: dan tags: branch-3.9)
18:43
Fix a buffer overread that could occur when running fts5 prefix queries inside a transaction. (Leaf check-in: 0770363b user: drh tags: branch-3.19)
18:36
Fix a buffer overread that could occur when running fts5 prefix queries inside a transaction. (check-in: 68b89838 user: drh tags: branch-3.22)
18:23 New ticket [0f042809] GLOB unexpectedly does not match. (artifact: 6afdb361 user: mrigger)
18:04
Disable the undocumented rtreenode() SQL function that is only used for testing, except when doing a build that is specifically intended for testing. (check-in: 8452fd54 user: drh tags: branch-3.22)
17:55
Disable the undocumented rtreenode() SQL function that is only used for testing, except when doing a build that is specifically intended for testing. (check-in: 34cd2d92 user: drh tags: branch-3.19)
17:46
Disable the undocumented rtreenode() SQL function that is only used for testing, except when doing a build that is specifically intended for testing. (check-in: 0a1cce49 user: drh tags: branch-3.18)
17:39
Disable the undocumented rtreenode() SQL function that is only used for testing, except when doing a build that is specifically intended for testing. (check-in: 7b4583f9 user: drh tags: branch-3.9)
16:23
Updates to the default settings in Makefile.linux-gcc. (check-in: 3044cf69 user: drh tags: trunk)
14:27 Fixed ticket [767a8cbc]: COLLATE NOCASE string comparison yields incorrect result plus 6 other changes (artifact: 126c7225 user: drh)
14:27
When we play games with COLLATE in order to commute an operator in the WHERE clause processing, be sure not to use the commuted operator to qualify a partial index, as insufficient COLLATE information is preserved to verify that the expression will correctly qualify the index. Ticket [767a8cbc6d20bd68] (check-in: 5351e920 user: drh tags: trunk)
13:35 Fixed ticket [29f635e0]: IS NULL unexpectedly evaluates to TRUE plus 6 other changes (artifact: be050867 user: drh)
08:25 New ticket [767a8cbc] COLLATE NOCASE string comparison yields incorrect result. (artifact: b41bd360 user: mrigger)

2 Years Ago (more context)

2018-09-03
20:05
Improve the error messages emitted by RENAME TABLE. (check-in: 6805b590 user: dan tags: alter-table-rename-column)
17:11
Ensure that FTS5 queries of the form "WHERE rowid BETWEEN ? AND ? AND tbl MATCH ? ORDER BY rank" do rowid filtering before sorting. (check-in: f1138a38 user: dan tags: trunk)

3 Years Ago (more context)

2017-09-03
23:27 New ticket [b899b604] Segfault on correlated subquery on the RHS of an IN operator in the WHERE clause. (artifact: 95580e0c user: drh)

4 Years Ago (more context)

2016-09-03
19:52
Fix a problem causing the affinity of sub-select row-value elements to be ignored in some contextes. (check-in: 7d9bd22c user: dan tags: rowvalue)
16:24
Merge the fuzzershell enhancement from trunk. (check-in: ed206048 user: drh tags: rowvalue)
16:23
Build the generate_series(START,END,STEP) table-valued function into fuzzershell, to make it easier to construct compact test cases that contain actual data. (check-in: 672c21bc user: drh tags: trunk)
15:31
Consider the affinity of "b" when using an "a IN (SELECT b ...)" expression with an index on "a". Fix for [199df416]. (check-in: f5e49855 user: dan tags: rowvalue)
15:24 Edit [e72186f2d68d28c2|e72186f2]: Edit check-in comment. (artifact: b1cf9695 user: drh)
15:24 Ticket [199df416] Different answer with and without index on IN operator with type mismatch status still Open with 6 other changes (artifact: 6a413497 user: drh)
14:19 New ticket [199df416]. (artifact: 21640ea6 user: drh)
01:46
Performance optimizations. (check-in: f1d06c49 user: drh tags: rowvalue)

5 Years Ago (more context)

2015-09-03
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: c490bfb1 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: f00a9e1e 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: 80188281 user: dan tags: fts5-incompatible)
18:57
Merge enhancements from trunk. (check-in: 4b49fe99 user: dan tags: fts5-incompatible)
18:20
A simple optimization and size reduction in sqlite3PagerAcquire(). (check-in: 618d8dd4 user: drh tags: trunk)
18:05
Add documentation for fts5 synonym support. (check-in: 58aa1f43 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: b79096be user: drh tags: trunk)
15:37
Add tests to improve coverage of fts5_varint.c. (check-in: 89f24f31 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: f8ae9bfd user: drh tags: begin-concurrent)
14:48
Merge recent trunk enhancements. (check-in: 6a513c05 user: drh tags: sessions)
14:39
Merge enhancements from trunk. (check-in: 25ee3000 user: drh tags: cursor-hints)
14:31
Merge enhancements from trunk. (check-in: d01658ad user: drh tags: apple-osx)
14:22
Remove some more code from fts5_index.c by consolidating similar functions. (check-in: 59ae30b9 user: dan tags: fts5-incompatible)
14:18
Merge enhancements from trunk. (check-in: 1ab10cbf user: drh tags: index-expr)
14:04
Merge trunk optimizations. (check-in: 71e7299e 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: 847387ec user: drh tags: trunk)
11:17
Remove dead code from fts5_index.c. (check-in: 8a0a9b01 user: dan tags: fts5-incompatible)
11:00
Fix the fts5 integrity-check so that it works with columnsize=0 tables. (check-in: 11b887b1 user: dan tags: fts5-incompatible)
10:27
Fix a memory leak in fts5_expr.c. (check-in: 399932a1 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: d7f4bdf5 user: drh tags: trunk)
03:29
For PRAGMAs, factor out the code that sets the result set column names into a subroutine. (check-in: 0ea6e5c9 user: drh tags: trunk)

10 Years Ago (more context)

2010-09-03
18:50
Documentation enhancements for sqlite3_db_status(). Evidence marks on the SQL function call intrface. (check-in: f06c7b19 user: drh tags: trunk)
12:05
Improved documentation of the sqlite3_column_count() and sqlite3_data_count() interfaces. (check-in: 0593373d user: drh tags: trunk)
10:58
Add a few more subquery tests to e_expr.test. (check-in: 189cba00 user: dan tags: trunk)
04:29
Reduce the amount of memory taken up by WAL mmaped regions under Windows. (check-in: f213e133 user: shaneh tags: trunk)
03:32
Fix a discrepancy between the documented behavior of SQLITE_DBCONFIG_LOOKASIDE and what it actually does. Also add evidence marks on the DBCONFIG_LOOKASIDE implementation. (check-in: f483be44 user: drh tags: trunk)