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9 check-ins using file src/vdbe.c version 5c0feeb6c9

2014-03-24
20:19
Omit the sequence value from sorter records used by GROUP BY queries that cannot use an index. (check-in: 3f90abddc3 user: dan tags: orderby-planning)
18:08
Avoid unnecessary moving of content between registers during an ORDER BY. (check-in: 4f472accf0 user: drh tags: orderby-planning)
12:33
Cancel column-cache entries that are involved in a comparison operator since the comparison might have forced an affinity change. Originally proposed as a fix for ticket [a8a0d2996a], but later determined to be incorrect. (Closed-Leaf check-in: 0b95b7a874 user: drh tags: tkt-a8a0d2996a)
11:23
Avoid attempting to mmap memory from an offset that is not a multiple of the system page size on systems with page sizes larger than 32KB. (check-in: db7d62c8d5 user: dan tags: trunk)
09:34
Remove an unnecessary temporary register allocation. (check-in: 5d506743f5 user: dan tags: orderby-planning)
02:20
Remove a pointless OP_Once operation in ORDER BY clauses with LIMIT. (check-in: e6c59d2331 user: drh tags: orderby-planning)
01:43
Further enhancements to generated VDBE code for ORDER BY. (check-in: e7188fad87 user: drh tags: orderby-planning)
2014-03-23
18:47
merge fixes from trunk (check-in: faf7f9caf5 user: drh tags: orderby-planning)
16:29
Avoid a possible use of an uninitialized variable following an I/O or OOM error. (check-in: 641408a139 user: drh tags: trunk)