OSS possible hash collision
#177 · Python · ★ 37 · Apache-2.0 · updated 13h ago
The OSS avoid to store redundant object data by computing a 64-bits Murmur hash using std::hash. Looks like 64-bits murmur is mostly OK, although there is a small risk of collision. That's about 39% probability of a collision on 4B items, but only 0.00000271% on 1M items. Not…
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