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SQLite training in Houston TX on 2019-11-05 (details)
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11 check-ins using file src/expr.c version 1c351f38

2012-03-29
15:11
Merge fts4-incr-merge with trunk. check-in: 4d6de3e9 user: dan tags: trunk
14:29
Disable the LIKE optimization if the column on the left-hand-side of the LIKE operator belongs to a virtual table. check-in: 0bacb879 user: dan tags: trunk
07:51
Fix an out of date comment on sqlite3ArrayAllocate(). check-in: 4afdd5ae user: dan tags: trunk
2012-03-28
18:08
Do the accounting for incr-merge work in pages instead of blocks. Closed-Leaf check-in: 83037d58 user: dan tags: fts4-incr-merge-exp
16:44
Merge in the latest changes from trunk. Closed-Leaf check-in: 66c4aaad user: drh tags: fts4-incr-merge
16:22
Avoid loading overflow pages just to satisfy typeof() or length() functions if the correct result can be computed without the extra page fetches. check-in: 0733c98c user: drh tags: trunk
16:14
Minor changes to the core of OP_Column for performance and to clarify the critical path. Closed-Leaf check-in: 86839476 user: drh tags: faster-typeof-and-length
15:44
This change turned out to the code slower. Side track it. Was: Tweaks to the OP_Column opcode for clarity of presentation. Closed-Leaf check-in: 4d516240 user: drh tags: mistake
13:41
Improvements to comments. Minor changes to code in the hot path of OP_Column - with the hope of get a few cycles of performance improvement. check-in: ca093103 user: drh tags: faster-typeof-and-length
02:51
Test cases for length() of a large blob in an aggregate query. check-in: d095fa4b user: drh tags: faster-typeof-and-length
02:43
Fix the typeof() and length() optimization so that it works for aggregates as well as scalar queries. check-in: bc18215a user: drh tags: faster-typeof-and-length