Hive数据etl 的相关内容

阿里云文档 2025-03-11

使用Hive扩展功能记录数据血缘

E-MapReduce集群默认在Hive服务上集成了EMR-HOOK。EMR-HOOK可以收集作业的SQL信息，例如数据血缘、访问频次等。通过EMR-HOOK，您可以利用数据湖构建（DLF）的数据概况，以统计表和分区的访问次数。同时，您也可以使用DataWorks来管理数据血缘。本文将为您介绍如何配置Hive服务的EMR-HOOK。

阿里云文档 2024-11-21

如何把MySQL整个数据库的数据离线同步到Hive

本文以MySQL为源端，Hive为目标端场景为例，为您介绍如何把MySQL整个数据库的数据离线同步到Hive。

阿里云文档 2024-11-21

AnalyticDB PostgreSQL读写HDFS、Hive或MySQL外部数据

若您需要通过AnalyticDB PostgreSQL版访问外部异构数据源（HDFS、Hive和JDBC）时，可以使用异构数据源访问功能将外部数据转换为AnalyticDB PostgreSQL版数据库优化后的格式进行查询和分析。

文章 2024-10-13 来自：开发者社区

Hadoop-24 Sqoop迁移 MySQL到Hive 与 Hive到MySQL SQL生成数据 HDFS集群 Sqoop import jdbc ETL MapReduce

章节内容上节我们完成了如下的内容： Sqoop 部分导入数据 --query Sqoop 部分导入数据 --where 记录执行过程和执行结果背景介绍这里是三台公网云服务器，每台 2C4G，搭建一个Hadoop的学习环境，供我学习。之前已经在 VM 虚拟机上搭建过一次，但是没留下笔记，这次趁着前几天薅羊毛的3台机器，赶紧尝...

阿里云文档 2024-09-24

如何将Hive数据导入AnalyticDB for MySQL湖仓

云原生数据仓库 AnalyticDB MySQL 版支持通过Hive数据迁移将Hive数据迁移至OSS。本文介绍如何添加Hive数据源，新建Hive迁移链路并启动任务，以及数据迁移后如何进行数据分析和管理数据迁移任务。

阿里云文档 2024-09-06

如何使用AnalyticDB MySQL湖仓版Spark访问Hive数据

云原生数据仓库 AnalyticDB MySQL 版Spark支持通过Thrift协议和JDBC协议访问Hive数据。您也可以对Hive数据源启用Kerberos认证，确保只有经过Kerberos认证的客户端能够访问集群、正常提交作业，以此保证数据安全性。本文以E-MapReduce集群的Hive服务为例，介绍访问Hive数据源的方法。

文章 2023-11-01 来自：开发者社区

需求对web点击流日志基础数据表进行etl（按照仓库模型设计）按各时间维度统计来源域名top10已有数据表 “t_orgin_weblog” ：col_namedata_typecommentvalidstringremote_addrstringremote_userstringtime_localstringrequeststringstatusstringbody_bytes_sentst....

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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。

产品控制台

立即开通

产品文档

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