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| author | Hasan Ramezani <hasan.r67@gmail.com> | 2019-11-14 21:19:18 +0100 |
|---|---|---|
| committer | Mariusz Felisiak <felisiak.mariusz@gmail.com> | 2019-11-15 08:05:26 +0100 |
| commit | d0c86a1df4564c7c29d5112a73a32d369958880d (patch) | |
| tree | 1a3022fe7abfa2c1781758703711c1054fe064b3 /docs/internals/contributing/writing-code | |
| parent | 24b9f5082344a127147266dd52d5d2dcd1c9cb44 (diff) | |
Refs #29808 -- Optimized MigrationExecutor.detect_soft_applied().
Use set() for iterables used only for containment checks. Simplify
column checks O(n) instead of O(2n).
Thanks Simon Charette for an idea.
Diffstat (limited to 'docs/internals/contributing/writing-code')
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