实时数仓 Hologres存储数据的相关内容

[帮助文档] 使用HoloWeb一键同步OSS数据至Hologres

HoloWeb支持一键同步OSS数据功能，允许您使用可视化方式将OSS表数据快速导入至Hologres内部表并进行查询，与创建外部表直接查询数据的方式相比，其查询性能更加优越。

[帮助文档] 如何通过新建Hologres数据源读取Hologres中的数据

新建Hologres数据源用于实现Dataphin能够读取Hologres的业务数据，及能够向Hologres写入数据。在引入Hologres的业务数据至Dataphin和将Dataphin的数据写入至Hologres的场景中，您需要先创建Hologres数据源。本文为您介绍如何新建Hologres...

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Hologres相对于计算节点，存储节点应该属于外部集群，读取的是外部存储层的数据？

Hologres相对于计算节点，存储节点应该属于外部集群，读取的是外部存储层的数据？只是对于用户是透明的，所以叫做内部表，并且计算节点可以操纵存储层进行索引数据的构建。相对于湖仓外部表，我们只具有读的权限。我可以这样理解嘛？

[帮助文档] 如何通过新建Hologres数据源读取Hologres中的数据

hologres 行列存储宽表通过主键multi get 查30列、100条数据左右，查询性能如何？

hologres 行列存储宽表通过主键multi get 查30列、100条数据左右，查询性能如何？单核QPS大概有多少、RT大概多少？

[帮助文档] 如何使用DataWorks实时同步公共数据至Hologres并进行实时数据分析

本文以使用DataWorks实时同步公共数据至Hologres，并通过Hologres进行实时数据分析为例，为您示例DataWorks的数据同步能力与Hologres的实时分析能力。本教程以申请免费资源为例为您示例详细操作步骤，您也可以使用付费资源，操作类似。

[帮助文档] 如何使用计算组共享数据和实现流量切换

Hologres V2.0版本推出了全新的弹性高可用实例形态，将计算资源分解为不同的计算组（Virtual Warehouse），更好的服务于高可用部署。本文为您介绍如何使用计算组。

Hologres是存储计算分离的架构，那么数据存在哪里呢？

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更新时间 2024-04-30 06:07:42

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