Last Updated: Oct 16, 2017

Document overview

The ApsaraDB Relational Database Service (RDS) is a stable and reliable online database service with auto-scaling capabilities. Based on Apsara’s distributed file system and high-performance storage technology, RDS supports MySQL, SQL Server and PostgreSQL, and provides a complete set of solutions for disaster recovery, backup, restoration, monitoring, migration and others to free you from the burden of operating and managing your own database.

This document describes how to configure RDS through the RDS console, and help you better understand RDS features and functions. You may also manage the RDS through APIs and SDKs.

If you need operators' help, you can click Ticket Service > Submit Ticket on the RDS console or Click Here to submit a ticket.

For more information about functions and pricing of RDS, log on to the Official Website of ApsaraDB for RDS.


Some product features or services described in this document may not be available at certain regions. Refer to the relevant commercial contracts for specific Terms and Conditions.

This document serves as the user guidance. No content in this document shall constitute any express or implied warranty.

Due to product version upgrade or other reasons, the content of this document will be updated as needed. Ensure that the document version is consistent with the corresponding software version.


RDS includes multiple types of databases. This document takes the MySQL database as an example to describe the features and usage of all RDS products. Some types of databases may not include certain features. The actual page shall prevail.

General description convention

Description Note
Local database/Source database Refers to the database deployed in the local equipment room or the database not on the ApsaraDB.In most cases, it refers to the source database to be migrated to the ApsaraDB in this document.
RDS for XX (XX is MySQL, SQL Server, PostgreSQL, or PPAS) indicates the RDS of a specific database type, for example, RDS for MySQL means the instance enabled on the RDS and whose database type is MySQL.
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