大数据一直是Excel的硬伤，但数据量超过一定数量的时候，简直要为难死我们这些主攻业务的表哥表姐。数据量一大，打开Excel和处理数据就非常的卡顿，任凭多好的电脑配置也不顶用，由于不是大数据专业出身，不会别的工具，只能把数据拆成好几份，再把最后的结果进行汇总相加。如果遇到数据有错误的时候，甚至又得重新做一次。
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