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This Day In History For 2018-05-24

1 Year Ago (more context)

2017-05-24
22:39 New ticket [7fde638e94] Assertion fault on a LEFT JOIN. (artifact: dcc0914b11 user: drh)
15:32
Fix harmless compiler warnings in FTS5. (check-in: 57a60e959c user: mistachkin tags: trunk)
13:08
Version 3.19.1 (check-in: f6d7b988f4 user: drh tags: release, version-3.19.1, branch-3.19)
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)
04:18
Fix a problem in STAT4 equality estimation for multi-column indexes introduced by check-in [3e0590dee0e68cc1599]. (check-in: cfb0d9e020 user: drh tags: trunk)

2 Years Ago (more context)

2016-05-24
18:55
Enhance Lemon and the parser template so that it can once again build parsers that have no unreachable branches. (check-in: 41fd46e296 user: drh tags: trunk)
18:50
Minor change to the walcrash4.test module so that it works when SQLITE_DEFAULT_WAL_SYNCHRONOUS is set to something other than 2. (check-in: 61e239bc43 user: drh tags: trunk)
16:20
Fix an obscure problem with transactions written in "PRAGMA synchronous=full" mode on systems that do not support POWERSAFE_OVERWRITE causing an xSync() call to be omitted if the last frame written by a transaction is aligned to a sector boundary. This means that if a power failure or OS crash occurs very soon after such a transaction is committed, it may be lost following system recovery. (check-in: 37de3eab67 user: dan tags: trunk)
00:40
Improvements to the initialization of the push-down automoton for the Lemon-generated parser. Smaller and faster. (check-in: 3b28b68e23 user: drh tags: trunk)

3 Years Ago (more context)

2015-05-24
21:46
The assert() changes removed in the previous check-in are needed after all. (check-in: 336fccc84c user: drh tags: trunk)
21:09
Better detection of corruption in allocateSpace() in btree.c. (check-in: bf7bb53ee2 user: drh tags: trunk)
10:18
Detect database corruption in the modifyPagePointer() routine and abort. (check-in: 4f0bba42f9 user: drh tags: trunk)

4 Years Ago (more context)

2014-05-24
17:15
Remove references in comments to VDBE opcodes that no longer exist. This is a documentation change only; no changes to code. (check-in: ebfb51fe40 user: drh tags: trunk)

5 Years Ago (more context)

2013-05-24
14:52
Record in the WhereLoop object the set of virtual table constraints that need not be separately checked. (check-in: b49fa74561 user: drh tags: nextgen-query-plan-exp)
13:55
Merge the latest trunk changes into the NGQP branch. (check-in: 7c8f992c04 user: drh tags: nextgen-query-plan-exp)
12:47
Set _XOPEN_SOURCE to 600 so that fchmod() will (hopefully) work on FreeBSD. (check-in: 61a1045239 user: drh tags: trunk)
11:57
Fix harmless compiler warnings in the shell. (check-in: 9e2c17c535 user: drh tags: trunk)