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使用E-MapReduce集群sqoop组件同步云外Oracle数据库数据到集群hive

E-MapReduce集群sqoop组件可以同步数据库的数据到集群里，不同的数据库源网络配置有一些差异网络配置。最常用的场景是从rds mysql同步数据，最近也有用户询问如何同步云外专有Oracle数据库数据到hive。云外专有数据库需要集群所有节点通过公网访问，要创建VPC网络，使用VPC网络创...

E-MapReduce产品用sqoop同步数据，hive创建表的结构一定要和数据库结构一样吗

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E-MapReduce产品sqoop把数据导入hdfs一个目录还是hive的一个表中，这两种有区别吗

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更新时间 2024-02-26 09:24:13

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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