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    ApsaraDB RDS:Product editions

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    ApsaraDB RDS:Product editions

    Last Updated:Dec 02, 2024

    This topic describes the RDS editions of ApsaraDB RDS for PostgreSQL and the scenarios of each RDS edition. This topic also describes how to view and change the RDS edition of an ApsaraDB RDS for PostgreSQL instance.

    RDS editions of ApsaraDB RDS for PostgreSQL

    RDS edition

    Description

    Scenario

    RDS Basic Edition

    • The database system consists of only a primary RDS instance. Computing is separated from storage.

    • Read-only RDS instances are not supported.

    • Personal learning

    • Microsites

    • Development and testing environments for small and medium-sized enterprises

    RDS High-availability Edition

    • The database system consists of a primary RDS instance and a secondary RDS instance. These instances work in high availability (HA) mode and support automatic failover. The secondary RDS instance cannot be accessed.

    • You can create read-only RDS instances to increase the read capability of your database system. For more information, see Create a read-only ApsaraDB RDS for PostgreSQL instance.

    • Production databases for large and medium-sized enterprises

    • Databases that are used in industries such as the Internet, IoT, e-commerce, logistics, and gaming

    Change of the RDS edition

    You can upgrade an RDS instance that runs PostgreSQL 10 or later from RDS Basic Edition to RDS High-availability Edition. For more information, see Upgrade an ApsaraDB RDS for PostgreSQL instance from RDS Basic Edition to RDS High-availability Edition.

    Note

    You cannot change the RDS edition of an RDS instance that does not meet the preceding requirements. If you want to change the RDS edition of the RDS instance, you must create an RDS instance that runs the specified RDS edition and migrate the data of the original RDS instance to the new RDS instance. For more information, see Create an ApsaraDB RDS for PostgreSQL instance and Migrate data between ApsaraDB RDS for PostgreSQL instances.

    Check on the RDS edition

    You can log on to the ApsaraDB RDS console, find the RDS instance, and then go to the Basic Information page to view the edition of the RDS instance.

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    Supported instance types

    For more information, see Primary ApsaraDB RDS for PostgreSQL instance types.

    Supported features

    For more information, see Features.

    Create an RDS instance

    For more information, see Create an ApsaraDB RDS for PostgreSQL instance.