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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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SHA3-256: a5f86f49b7d9e52546f234f7c3bcbac6b0f78aa55a71c44ca69e21bc31139f3e
User & Date: drh 2018-07-27 18:19:12
Context
2018-07-27
20:01
Reduce the performance cost of the constant propagation optimization to less than 200,000 cycles. Closed-Leaf check-in: 865249de 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: a5f86f49 user: drh tags: propagate-const-opt
18:12
Faster implementation of sqlite3IsBinary(). check-in: be05d0db user: drh tags: propagate-const-opt
Changes
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Changes to src/expr.c.