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8 check-ins related to "faster-typeof-and-length"
2012-03-28
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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) | |
01:34 | Evaluate typeof(X) and length(Y) where X is any column and Y is a blob column without actually loading X and Y from disk. (check-in: b899dbeb user: drh tags: faster-typeof-and-length) | |
2012-03-25
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17:25 | Increase the version number to 3.7.12 (check-in: d95f9fb7 user: drh tags: trunk) | |