Fix create/drop indexes in every migration #377
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henadzit
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Dec 6, 2024
waketzheng
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henadzit
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Dec 12, 2024
aerich/migrate.py
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| ret.append(index) | ||
| return ret | ||
| def _eq(self, other) -> bool: | ||
| return type(self) is type(other) and hash(self) == hash(other) |
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This is an incorrect implementation of __eq__. Hashes happen to have collisions.
| return type(self) is type(other) and hash(self) == hash(other) | ||
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| setattr(index_cls, "__hash__", _hash) | ||
| setattr(index_cls, "__eq__", _eq) |
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You are setting the lower boundary on the tortoise version in #388. Why not just implement __eq__ and __hash__ in Tortoise and set the corresponding version boundary. You won't have to have this hacky code then.
tests/models.py
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| class Meta: | ||
| indexes = [Index(fields=("is_active", "username"))] | ||
| if "postgres" in os.getenv("TEST_DB", "") and len(indexes) == 1: | ||
| indexes.append(HashIndex(fields=("intro",))) |
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Why is it required for postgres? Looks like a hack.
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Base on #311
Will close #258