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51CTO
3 个月
鸿蒙开发者社区
涵盖Hadoop相关研究热点、技术难点与应用场景,让用户更加深入地学习这一大数据基础技术。 Apache ORC 是一种专为 Hadoop 生态系统设计的列式存储文件格式,它具备高效的数据压缩和快速的查询性能。由于采用列式存储,ORC 格式在处理大规模数据时能够显著减少 ...
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