在上例中,关键数据是用户配置文件,可以跨一组机器分布(分区)以进行并行处理。
In the initial example above, the key data was user profiles, which could be distributed (partitioned) across a set of machines for parallel processing.
每个事件组概要可以包含多个分布队列。
Each event group profile can contain multiple distribution queues.
Central tendency is a measure of the center of a probability distribution of the-- Central tendency is a measure-- Variance is a measure of how much things change from one observation to another.
集中趋势用以描述,一组概率分布的中心,集中趋势...,而方差衡量的是,各个观察值之间的变化
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