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sundb authored
In the `HRANDFIELD`, `SRANDMEMBER` and `ZRANDMEMBER` commands, There are some strategies that could in some rare cases return an unfair random. these cases are where s small dict happens be be hashed unevenly. Specifically when `count*ZRANDMEMBER_SUB_STRATEGY_MUL > size`, using `dictGetRandomKey` to randomize from a dict will result in an unfair random result.
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