There are four ApsaraDB for RDS editions: Basic Edition, High-availability Edition, Cluster Edition, and Enterprise Edition (formerly known as Finance Edition).

For more information about the instance families supported by each edition, see Instance type families.

View ApsaraDB for RDS editions

You can view the edition of the ApsaraDB for RDS instance on the Basic Information page.

Compare between editions

Edition Description Scenario
Basic Edition This edition provides a single node and separates computation from storage, and is extremely cost-effective.

For more information, see Basic Edition.

  • Personal learning
  • Small websites
  • Development and test environments for small and medium-sized enterprises
High-availability Edition This edition adopts a high-availability architecture that consists of a primary node and a secondary node. It is applicable to more than 80% of scenarios.
  • Production databases of large and medium-sized enterprises
  • Databases for industries such as the Internet, Internet of things (IoT), online retail, logistics, and gaming.
Cluster Edition This edition is only available for ApsaraDB RDS SQL Server 2017 Enterprise. This edition leverages the AlwaysOn technology, providing one primary node, one secondary node, and up to seven read-only nodes that horizontally scale to enhance read capabilities. By default, the instance is in the high-availability architecture that includes one primary node and one secondary node when purchased.

For more information, see Cluster Edition (AlwaysOn Edition).

Production databases of large and medium-sized enterprises, such as online retailers, automobile companies, and large-scale ERP systems of enterprises
Enterprise Edition (formerly known as Finance Edition) This edition uses a three-node architecture that includes one primary node and two secondary nodes. Data is replicated between the primary and secondary nodes to guarantee data consistency and finance-level reliability.

For more information, see Enterprise Edition.

  • Core databases in the finance, securities, and insurance industries that require high data security
  • Core production databases of large-sized enterprises

Features of ApsaraDB RDS MySQL editions

Feature Basic Edition High-availability Edition Enterprise Edition (formerly known as Finance Edition)
MySQL 5.7 or 8.0 MySQL 5.5, 5.6, 5.7, or 8.0 MySQL 5.6 or 5.7
Monitoring and alerts Supported Supported Supported
IP address whitelist Supported Supported Supported
Backup and restoration Supported Supported Supported
Parameter settings Supported Supported Supported
Manage logs Not supported Supported Supported
Primary/secondary switchover Not supported Supported Supported
SSL Not supported Supported Supported
TDE Not supported Supported Supported
Migrate an RDS for MySQL instance across zones in the same region Not supported Supported Supported
Read/write splitting Not supported Supported Supported
Read-only instances Not supported Supported (not free) Supported (not free)
SQL Explorer Supported (not free) Supported (not free) Supported (free)
Note
  • ApsaraDB RDS MySQL 5.5 High-availability Edition does not support SSL.
  • ApsaraDB RDS MySQL 5.7 High-availability Edition that are attached with local SSDs does not support TDE.
  • ApsaraDB RDS MySQL 5.7 High-availability Edition that are attached with standard SSDs does not support SSL, TDE, performance optimization, read-only instances, read/write splitting, or cross-zone migration.
  • ApsaraDB RDS MySQL 8.0 High-availability Edition does not support TDE, performance optimization, or read/write splitting.

Features of ApsaraDB RDS SQL Server editions

For more information, see Functions supported by different versions and editions of SQL Server.

Features of ApsaraDB RDS PostgreSQL editions

Feature Basic Edition High-availability Edition
PostgreSQL 10

PostgreSQL 9.4, 10, or 11

Monitoring and alerts Supported Supported
IP address whitelist Supported Supported
Backup and restoration Supported Supported
Parameter settings Supported Supported
Manage logs Not supported Supported
SQL audit Not supported Supported
Migrate an RDS for PostgreSQL instance across zones in the same region Not supported Supported
Primary/secondary switchover Not supported Supported
Read-only instances Not supported Supported

Features of ApsaraDB RDS PPAS edition

Feature High-availability Edition

PPAS 10

Monitoring and alerts Supported
IP address whitelist Supported
Backup and restoration Supported
Parameter settings Supported
Manage logs Supported
Migrate an RDS for PPAS instance across zones in the same region Supported
Primary/secondary switchover Supported
Read-only instances Supported

Features of ApsaraDB RDS MariaDB edition

Feature High-availability Edition
Monitoring and alerts Supported
IP address whitelist Supported
Backup and restoration Supported
Parameter settings Supported
Manage logs Supported
Primary/secondary switchover Supported