本文并非官方文档的简单翻译，而是结合多方信息源和实战经验，对 Spark 3 到 Spark 4 的迁移进行一次系统性梳理。我们将从"必须改"、"容易踩坑"、"值得利用"三个维度，帮助你制定一个清晰的迁移路线图。

谷歌承诺为机器学习和数据分析提供单一笔记本环境，将SQL、Python和Apache Spark集成在一个平台中。 读者可能会注意到，数据 ...

It’s time for the next version of SQL Server, Microsoft’s flagship database product. The company today announced the first public preview of SQL Server 2019 and while yet another update to a ...

Spark has grown rapidly over the past several years to become a significant tool in the big data world. Since emerging from the AMPLab at the University of California at Berkeley, Spark adoption has ...

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Here’s an image for you. There is no such thing as a data lake. The multi-petabyte storage racks nearly overflowing with unstructured and semi-structured data that are being built by hyperscalers, ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Dany Lepage discusses the architectural ...

A Spark application contains several components, all of which exist whether you’re running Spark on a single machine or across a cluster of hundreds or thousands of nodes. Each component has a ...