hadoop系统数据存储的相关内容

文章 2023-07-17 来自：开发者社区

Hadoop生态系统中的数据存储技术：HDFS的原理与应用

Hadoop生态系统是一个开源的大数据处理框架，其中最核心的组件之一就是Hadoop分布式文件系统（Hadoop Distributed File System，简称HDFS）。HDFS是一个可靠、高容错性的分布式文件系统，被广泛应用于大规模数据存储和处理场景。 HDFS的原理和应用可以从以下几个方面来介绍：文件...

文章 2022-02-17 来自：开发者社区

基于Hadoop生态系统的一种高性能数据存储格式CarbonData（性能篇）

一、评测环境 1）网络拓扑图 2）配置参数 Ø 服务器配置二、性能对比目前主流hadoop的文件存储格式有行存储的CSV格式，列式存储的ORC和Parquet等。本章给出的是Parquet+Spark和CarbonData+Spark在过滤查询场景和聚合计算场景的性能测试结果。 1）测试数据创建沈阳社保的数据仓库，导入、集成1年的测试数据，如下表：生成CarbonData格式文件...

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更新时间 2024-07-31 09:13:36

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开源大数据平台 E-MapReduce

开源大数据平台 E-MapReduce（简称“EMR”）是云原生开源大数据平台，向客户提供简单易集成的Hadoop、Hive、Spark、Flink、Presto、ClickHouse、StarRocks、Delta、Hudi等开源大数据计算和存储引擎服务。

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立即开通

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产品入门

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最佳实践

EMR实时计算实践