Experiences with Approximating Queries in Microsoft's Production Big-Data Clusters
very large data bases, pp. 2131-2142, 2019.
With the rapidly growing volume of data, it is more attractive than ever to leverage approximations to answer analytic queries. Sampling is a powerful technique which has been studied extensively from the point of view of facilitating approximation. Yet, there has been no large-scale study of effectiveness of sampling techniques in big da...更多
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