Livid
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V2EX  ›  Redis

这个东西看起来好像 MapReduce

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  •   Livid ·
    PRO
    · Apr 15, 2014 · 5668 views
    This topic created in 4596 days ago, the information mentioned may be changed or developed.
    3 replies  •  1970-01-01 08:00:00 +08:00
    est
    est
    Apr 15, 2014
    1
    不是吧?这个看起来就是简单的set求交集计算唯一元素数量
    timbotetsu
    timbotetsu
    Apr 15, 2014
    2
    @est 我看上去觉得是并集啊
    est
    est
    Apr 15, 2014
    3
    @timbotetsu 你是对的。我说错了。
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