emr最佳实践-阿里云

[帮助文档] EMR元数据迁移数据湖DLF的最佳实践

通过EMR+DLF数据湖方案，可以为企业提供数据湖内的统一的元数据管理，统一的权限管理，支持多源数据入湖以及一站式数据探索的能力。本方案支持已有EMR集群元数据库使用RDS或内置MySQL数据库迁移DLF，通过统一的元数据管理，多种数据源入湖，搭建高效的数据湖解决方案。

企业运维训练营之大数据EMR原理与实践

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EMR Studio 大数据处理最佳实践课程

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阿里云 EMR on ACK 实战

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EMR 弹性数据湖分析最佳实践

直达最佳实践：【https://bp.aliyun.com/detail/36】观看视频：【https://yqh.aliyun.com/live/detail/21999】阿里云最佳实践目前已覆盖23类常用场景，有200多篇最佳实践，这其中涉及110款以上阿里云产品的最佳使用场景。目前，最佳实践已...

湖仓一体架构EMR元数据迁移DLF最佳实践

直达最佳实践：【湖仓一体架构EMR元数据迁移DLF最佳实践】最佳实践频道：【最佳实践频道】这里有丰富的企业上云最佳实践，从典型场景入门，提供一系列项目实践方案，降低企业上云门槛的同时满足您的需求！场景描述通过EMR+DLF数据湖方案，可以为企业提供数据湖内的统一的元数据管理，统一的权限管理，支持多源...

使用EMR 批处理的最佳实践-谓词下推

批计算中的多元索引查询方式可以自定义谓词下推配置。目前只能设置与Long、String类型的列做大小比较的谓词是否下推。背景信息谓词下推适用于当多元索引中多字段过滤的中间结果数据量较大，则中间结果的合并较为耗时的场景。此时可以将某些字段的过滤从存储层（表格存储）提到计算层（Spark）处理，提高查询...

阿里云 EMR最佳实践和容灾

阿里云EMR（Elastic MapReduce）是一项 Web 服务，简化了大数据处理，提供的大数据框架可以让您轻松、高速、经济、安全、稳定地处理大数据，满足如日志分析、数据仓库、商业智能、机器学习、科学模拟等业务需求。一. 最佳实践 1. 混合使用包年及按需计费，节约成本 ...

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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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优惠活动

StarRocks 免费试用

产品入门

快速入门指导

常见问题

最佳实践

EMR实时计算实践