云服务器 ECS polardb内网互通的相关内容

阿里云文档 2026-01-22

创建网络通道连接PolarDB PostgreSQL版与ECS自建数据库-云原生数据库 PolarDB-阿里云

PolarDB PostgreSQL版提供了网络通道管理功能，通过网络通道您可以基于fdw外部表、dblink等多种方式实现跨库访问数据，使得跨库访问数据变得更为灵活和便捷。本文介绍如何创建PolarDB PostgreSQL版到ECS自建数据库的网络通道。

阿里云文档 2025-05-09

如何设置安全组

ESC安全组是一种虚拟防火墙，用于控制安全组中的ECS实例的出入流量。本文将介绍如何设置PolarDB的安全组，从而使安全组中的ECS可以访问对应的PolarDB PostgreSQL版（兼容Oracle）集群。

阿里云文档 2025-05-09

如何设置安全组

ESC安全组是一种虚拟防火墙，用于控制安全组中的ECS实例的出入流量。本文将介绍如何设置PolarDB的安全组，从而使安全组中的ECS可以访问对应的PolarDB PostgreSQL版集群。

文章 2024-03-28 来自：开发者社区

ECS互通问题之与polarDB内网互通如何解决

问题一：redhat8支持HBR混合云备份ECS容灾功能不？我看文档只支持到7.9 redhat8支持HBR混合云备份ECS容灾功能不？我看文档只支持到7.9 参考回答： Red Hat Enterprise Linux 8可以支持HBR混合云备份ECS容灾功能。 HBR（Hybrid Backup Recovery）是阿里云提供的一种数据保护...

问答 2024-02-01 来自：开发者社区

使用ALTERSYSTEM更改服务器配置参数_云原生数据库PolarDB PostgreSQL版（兼容Oracle）_云原生数据库 PolarDB(PolarDB)

ALTER SYSTEM被用来在整个数据库集簇范围内更改服务器配置参数。

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更新时间 2024-03-29 12:05:04

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云服务器ECS

云服务器 ECS（Elastic Compute Service）是一种弹性可伸缩的计算服务，助您降低 IT 成本，提升运维效率，使您更专注于核心业务创新。

产品详情页

ECS控制台

新用户免费试用