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Overview
| Comment: | Performance improvement to sqlite3ExprCollSeq(). With this change, the performance of speed-check.sh is within 400,000 cycles of trunk. |
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| Downloads: | Tarball | ZIP archive |
| Timelines: | family | ancestors | descendants | both | propagate-const-opt |
| Files: | files | file ages | folders |
| SHA3-256: |
a5f86f49b7d9e52546f234f7c3bcbac6 |
| User & Date: | drh 2018-07-27 18:19:12.560 |
Context
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2018-07-27
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| 20:01 | Reduce the performance cost of the constant propagation optimization to less than 200,000 cycles. (Closed-Leaf check-in: 865249de68 user: drh tags: propagate-const-opt) | |
| 18:19 | Performance improvement to sqlite3ExprCollSeq(). With this change, the performance of speed-check.sh is within 400,000 cycles of trunk. (check-in: a5f86f49b7 user: drh tags: propagate-const-opt) | |
| 18:12 | Faster implementation of sqlite3IsBinary(). (check-in: be05d0db09 user: drh tags: propagate-const-opt) | |
Changes
Changes to src/expr.c.