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Wang , Deng Ke 79b1bc1455 RDS UMN 20221101 version 
Reviewed-by: Hasko, Vladimir <vladimir.hasko@t-systems.com>
Co-authored-by: Wang , Deng Ke <wangdengke2@huawei.com>
Co-committed-by: Wang , Deng Ke <wangdengke2@huawei.com>
2023-01-09 10:26:58 +00:00

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DB Instance Introduction

Currently, RDS DB instances are classified into the following types:
  • Single
  • Primary/Standby

Different series support different DB engines and instance specifications.

Table 1 DB instance types

DB Instance Type

Description

Scenarios

Single

Uses a single-node architecture. More cost-effective than the mainstream primary/standby DB instances.
  • Personal learning
  • Microsites
  • Development and testing environment of small- and medium-sized enterprises

Primary/Standby

Uses an HA architecture with one master node and one slave node.

The primary and standby DB instances share the same IP address and can be deployed in different AZs.
  • Production databases of large- and medium-sized enterprises
  • Applications for the Internet, Internet of Things (IoT), retail e-commerce sales, logistics, gaming, and other industries
Parent topic: Product Series