What is ApsaraDB RDS for MariaDB - ApsaraDB RDS - Alibaba Cloud Documentation Center

This topic provides an overview of ApsaraDB RDS for MariaDB and describes the related terms.

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Some features or capabilities that are described in this topic may be unavailable. The specific terms and conditions in your commercial contract shall prevail. This topic serves as a user guide that is for reference only. Content in this topic is provided without warranty of any kind, expressed or implied.

RDS MariaDB

ApsaraDB RDS supports the MariaDB database engine. ApsaraDB RDS for MariaDB delivers enterprise-level performance based on MariaDB. For more information about the supported features, see Features.

Note

To manage complex business, you can purchase a support plan to request support from enterprise instant messaging (IM) groups, technical account managers (TAMs), and service managers.
For more information about ApsaraDB RDS for MariaDB, visit the ApsaraDB RDS for MariaDB product page.

Terms

instance: An RDS instance is a database process that consumes independent physical memory resources. You can specify a specific memory size, storage capacity, and database type for an RDS instance. The performance of an RDS instance varies based on the specified memory size. After an RDS instance is created, you can change its specifications or delete the instance.
database: A database is a logical unit that is created on an RDS instance. One RDS instance can have multiple databases. Each database must have a unique name on the RDS instance on which the database is created.
region and zone: Each region is a physical data center. Each region has multiple isolated locations known as zones. Each zone has its own independent power supply and networks. For more information, see Global infrastructure of Alibaba Cloud.

General terms

Term	Description
on-premises database	A database that is deployed in a data center or a database that is not deployed on an ApsaraDB RDS instance.
ApsaraDB RDS for XX (XX represents one of the following database engines: MySQL, SQL Server, PostgreSQL, and MariaDB.)	ApsaraDB RDS with a specific database engine. For example, ApsaraDB RDS for MySQL indicates an ApsaraDB RDS instance that runs MySQL.